Attachment 127209 Details for Bug 98040 – dmesg

dmesg

dmesg.txt (text/plain), 1007.63 KB, created by Petri Latvala on 2016-10-11 11:42:53 UTC

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Creator: Petri Latvala

Created: 2016-10-11 11:42:53 UTC

Size: 1007.63 KB

patch

obsolete

>[  741.602269]  [<ffffffffa00c3809>] i915_pm_resume+0x9/0x10 [i915]
>[  741.602272]  [<ffffffff81412501>] pci_pm_resume+0x71/0xe0
>[  741.602275]  [<ffffffff815151fb>] dpm_run_callback+0x3b/0x140
>[  741.602278]  [<ffffffff815157f0>] device_resume+0x90/0x250
>[  741.602280]  [<ffffffff815159c8>] async_resume+0x18/0x40
>[  741.602283]  [<ffffffff8109b872>] async_run_entry_fn+0x32/0x140
>[  741.602285]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[  741.602287]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[  741.602290]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[  741.602292]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[  741.602294]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[  741.602298]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[  741.602301]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[  741.602303]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[  741.602305] ---[ end trace ec3ff52ee7fae9af ]---
>[  741.602377] PM: resume of devices complete after 278.410 msecs
>[  741.604309] Restarting tasks ... done.
>[  741.607569] [drm:drm_mode_setcrtc] [CRTC:26:pipe A]
>[  741.607660] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 200000, actual 200000
>[  741.607733] [drm:intel_set_memory_cxsr [i915]] memory self-refresh is disabled
>[  741.622794] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  741.638630] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
>[  741.641017] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[  741.641073] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=0, cursor=0, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[  741.643179] [drm:intel_update_cdclk [i915]] Current CD clock rate: 200000 kHz
>[  741.643238] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[  741.643296] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[  741.643352] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[  741.643408] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[  741.643463] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[  741.643517] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[  741.643573] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[  741.645660] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[  741.647745] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[  741.649829] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[  741.651915] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[  741.654008] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[  741.654167] [drm:drm_mode_setcrtc] [CRTC:31:pipe B]
>[  741.654569] [drm:drm_mode_setcrtc] [CRTC:26:pipe A]
>[  741.654641] [drm:drm_mode_setcrtc] [CRTC:31:pipe B]
>[  741.654776] [drm:drm_mode_addfb2] [FB:45]
>[  741.656685] ata1.00: configured for UDMA/133
>[  741.669445] [drm:drm_mode_setcrtc] [CRTC:26:pipe A]
>[  741.669457] [drm:drm_mode_setcrtc] [CONNECTOR:41:HDMI-A-1]
>[  741.669534] [drm:intel_atomic_check [i915]] [CONNECTOR:41:HDMI-A-1] checking for sink bpp constrains
>[  741.669582] [drm:intel_atomic_check [i915]] clamping display bpp (was 30) to default limit of 24
>[  741.669629] [drm:intel_hdmi_compute_config [i915]] picking bpc to 8 for HDMI output
>[  741.669675] [drm:intel_hdmi_compute_config [i915]] forcing pipe bpc to 24 for HDMI
>[  741.669723] [drm:intel_atomic_check [i915]] hw max bpp: 30, pipe bpp: 24, dithering: 0
>[  741.669773] [drm:intel_dump_pipe_config [i915]] [CRTC:26:pipe A][modeset] config ffff880133e6c000 for pipe A
>[  741.669820] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A
>[  741.669867] [drm:intel_dump_pipe_config [i915]] pipe bpp: 24, dithering: 0
>[  741.669915] [drm:intel_dump_pipe_config [i915]] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  741.669964] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  741.670012] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[  741.670059] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
>[  741.670105] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  741.670114] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  741.670200] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  741.670220] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  741.670280] [drm:intel_dump_pipe_config [i915]] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[  741.670340] [drm:intel_dump_pipe_config [i915]] port clock: 154000
>[  741.670400] [drm:intel_dump_pipe_config [i915]] pipe src size: 1920x1200
>[  741.670452] [drm:intel_dump_pipe_config [i915]] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[  741.670503] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  741.670562] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  741.670610] [drm:intel_dump_pipe_config [i915]] ips: 0
>[  741.670660] [drm:intel_dump_pipe_config [i915]] double wide: 0
>[  741.670711] [drm:intel_dump_pipe_config [i915]] dpll_hw_state: dpll: 0xf0002000, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
>[  741.670761] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  741.670810] [drm:intel_dump_pipe_config [i915]] [PLANE:23:primary A] disabled, scaler_id = 0
>[  741.670861] [drm:intel_dump_pipe_config [i915]] [PLANE:25:cursor A] disabled, scaler_id = 0
>[  741.670911] [drm:intel_dump_pipe_config [i915]] [PLANE:27:sprite A] disabled, scaler_id = 0
>[  741.670961] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite B] disabled, scaler_id = 0
>[  741.671016] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 266667, actual 266667
>[  741.671236] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[  741.673305] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[  741.675371] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[  741.677436] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[  741.679502] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[  741.683611] [drm:intel_update_cdclk [i915]] Current CD clock rate: 266667 kHz
>[  741.683655] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[  741.683717] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[  741.683773] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[  741.683827] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[  741.683882] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[  741.684485] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[  741.684546] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=391, cursor=63, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[  741.684600] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  741.701392] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[  741.701452] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[  741.718273] [drm:display_crc_ctl_write [i915]] collecting CRCs for pipe A, pipe
>[  741.818660] [drm:display_crc_ctl_write [i915]] stopping CRCs for pipe A
>[  741.835388] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 200000, actual 200000
>[  741.835459] [drm:intel_set_memory_cxsr [i915]] memory self-refresh is disabled
>[  741.851983] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  741.868629] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[  741.868686] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=0, cursor=0, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[  741.870928] [drm:intel_update_cdclk [i915]] Current CD clock rate: 200000 kHz
>[  741.870987] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[  741.871045] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[  741.871101] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[  741.871157] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[  741.871212] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[  741.871298] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[  741.871354] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[  741.873586] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[  741.875877] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[  741.878144] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[  741.880466] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[  741.882739] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[  741.888311] [drm:drm_mode_setcrtc] [CRTC:26:pipe A]
>[  741.888426] [drm:drm_mode_addfb2] [FB:45]
>[  741.902209] [drm:drm_mode_setcrtc] [CRTC:26:pipe A]
>[  741.902232] [drm:drm_mode_setcrtc] [CONNECTOR:41:HDMI-A-1]
>[  741.902299] [drm:intel_atomic_check [i915]] [CONNECTOR:41:HDMI-A-1] checking for sink bpp constrains
>[  741.902341] [drm:intel_atomic_check [i915]] clamping display bpp (was 30) to default limit of 24
>[  741.902381] [drm:intel_hdmi_compute_config [i915]] picking bpc to 8 for HDMI output
>[  741.902421] [drm:intel_hdmi_compute_config [i915]] forcing pipe bpc to 24 for HDMI
>[  741.902462] [drm:intel_atomic_check [i915]] hw max bpp: 30, pipe bpp: 24, dithering: 0
>[  741.902505] [drm:intel_dump_pipe_config [i915]] [CRTC:26:pipe A][modeset] config ffff88013a0f4000 for pipe A
>[  741.902545] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A
>[  741.902586] [drm:intel_dump_pipe_config [i915]] pipe bpp: 24, dithering: 0
>[  741.902627] [drm:intel_dump_pipe_config [i915]] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  741.902668] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  741.902710] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[  741.902750] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
>[  741.902790] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  741.902797] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  741.902837] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  741.902843] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  741.902885] [drm:intel_dump_pipe_config [i915]] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[  741.902926] [drm:intel_dump_pipe_config [i915]] port clock: 154000
>[  741.902966] [drm:intel_dump_pipe_config [i915]] pipe src size: 1920x1200
>[  741.903007] [drm:intel_dump_pipe_config [i915]] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[  741.903048] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  741.903089] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  741.903129] [drm:intel_dump_pipe_config [i915]] ips: 0
>[  741.903169] [drm:intel_dump_pipe_config [i915]] double wide: 0
>[  741.903210] [drm:intel_dump_pipe_config [i915]] dpll_hw_state: dpll: 0xf0002000, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
>[  741.903274] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  741.903315] [drm:intel_dump_pipe_config [i915]] [PLANE:23:primary A] disabled, scaler_id = 0
>[  741.903357] [drm:intel_dump_pipe_config [i915]] [PLANE:25:cursor A] disabled, scaler_id = 0
>[  741.903401] [drm:intel_dump_pipe_config [i915]] [PLANE:27:sprite A] disabled, scaler_id = 0
>[  741.903442] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite B] disabled, scaler_id = 0
>[  741.903506] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 266667, actual 266667
>[  741.903686] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[  741.905956] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[  741.908236] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[  741.910590] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[  741.912913] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[  741.917361] [drm:intel_update_cdclk [i915]] Current CD clock rate: 266667 kHz
>[  741.917420] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[  741.917478] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[  741.917533] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[  741.917587] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[  741.917642] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[  741.918015] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[  741.918069] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=391, cursor=63, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[  741.918123] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  741.935001] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[  741.935061] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[  741.951746] [drm:display_crc_ctl_write [i915]] collecting CRCs for pipe A, pipe
>[  742.051878] [drm:display_crc_ctl_write [i915]] stopping CRCs for pipe A
>[  742.068566] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 200000, actual 200000
>[  742.068633] [drm:intel_set_memory_cxsr [i915]] memory self-refresh is disabled
>[  742.085161] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  742.102555] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[  742.102610] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=0, cursor=0, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[  742.104856] [drm:intel_update_cdclk [i915]] Current CD clock rate: 200000 kHz
>[  742.104914] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[  742.104972] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[  742.105028] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[  742.105083] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[  742.105138] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[  742.105193] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[  742.105246] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[  742.107467] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[  742.109695] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[  742.111912] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[  742.114129] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[  742.116372] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[  742.121716] kms_pipe_crc_basic: exiting, ret=0
>[  742.121997] [drm:intel_atomic_check [i915]] [CONNECTOR:41:HDMI-A-1] checking for sink bpp constrains
>[  742.122050] [drm:intel_atomic_check [i915]] clamping display bpp (was 30) to default limit of 24
>[  742.122102] [drm:intel_hdmi_compute_config [i915]] picking bpc to 8 for HDMI output
>[  742.122153] [drm:intel_hdmi_compute_config [i915]] forcing pipe bpc to 24 for HDMI
>[  742.122207] [drm:intel_atomic_check [i915]] hw max bpp: 30, pipe bpp: 24, dithering: 0
>[  742.122262] [drm:intel_dump_pipe_config [i915]] [CRTC:26:pipe A][modeset] config ffff880133e6a000 for pipe A
>[  742.122314] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A
>[  742.122402] [drm:intel_dump_pipe_config [i915]] pipe bpp: 24, dithering: 0
>[  742.122456] [drm:intel_dump_pipe_config [i915]] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  742.122510] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  742.122564] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[  742.122620] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
>[  742.122681] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  742.122698] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  742.122757] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  742.122770] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  742.122828] [drm:intel_dump_pipe_config [i915]] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[  742.122889] [drm:intel_dump_pipe_config [i915]] port clock: 154000
>[  742.122947] [drm:intel_dump_pipe_config [i915]] pipe src size: 1920x1200
>[  742.123008] [drm:intel_dump_pipe_config [i915]] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[  742.123067] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  742.123125] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  742.123183] [drm:intel_dump_pipe_config [i915]] ips: 0
>[  742.123243] [drm:intel_dump_pipe_config [i915]] double wide: 0
>[  742.123302] [drm:intel_dump_pipe_config [i915]] dpll_hw_state: dpll: 0xf0002000, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
>[  742.123374] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  742.123435] [drm:intel_dump_pipe_config [i915]] [PLANE:23:primary A] disabled, scaler_id = 0
>[  742.123493] [drm:intel_dump_pipe_config [i915]] [PLANE:25:cursor A] disabled, scaler_id = 0
>[  742.123551] [drm:intel_dump_pipe_config [i915]] [PLANE:27:sprite A] disabled, scaler_id = 0
>[  742.123609] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite B] disabled, scaler_id = 0
>[  742.123670] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 266667, actual 266667
>[  742.123796] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[  742.125550] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[  742.127504] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[  742.129521] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[  742.131786] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[  742.136210] [drm:intel_update_cdclk [i915]] Current CD clock rate: 266667 kHz
>[  742.136267] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[  742.136323] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[  742.136400] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[  742.136454] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[  742.136508] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[  742.136880] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[  742.136933] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=391, cursor=63, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[  742.136986] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  742.153975] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[  742.154033] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[  742.173669] [drm:status_store] [CONNECTOR:34:VGA-1] force updated from 2 to 0 or reprobing
>[  742.173676] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1]
>[  742.173722] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=1
>[  742.173765] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[  742.179509] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[  742.179544] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[  742.179921] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[  742.179974] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[  742.180266] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[  742.180277] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  742.180329] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  742.180409] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[  742.181149] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  742.181186] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[  742.181219] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[  742.181226] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1] disconnected
>[  742.181386] [drm:intel_print_rc6_info [i915]] Enabling RC6 states: RC6 on
>[  742.181504] [drm:intel_enable_gt_powersave [i915]] GPLL enabled? yes
>[  742.181541] [drm:intel_enable_gt_powersave [i915]] GPU status: 0x0000d8d0
>[  742.187277] [drm:drm_fb_helper_hotplug_event] 
>[  742.187288] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1]
>[  742.187351] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=1
>[  742.187447] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[  742.193428] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[  742.193475] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[  742.193862] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[  742.193908] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[  742.194160] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[  742.194169] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  742.194216] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  742.194262] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[  742.195087] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  742.195141] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[  742.195187] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[  742.195195] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1] disconnected
>[  742.195201] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:37:DP-1]
>[  742.195248] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[  742.197787] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.200332] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.202900] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.205497] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.208041] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.210592] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.213134] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.215645] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.218152] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.220659] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.223168] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.225676] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.228181] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.230677] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.233169] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.235656] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.238142] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.240629] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.243113] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.245598] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.248082] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.250568] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.253052] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.255540] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.258024] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.260510] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.262995] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.265482] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.267966] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.270451] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.272934] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.275419] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[  742.275428] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[  742.275433] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:37:DP-1] disconnected
>[  742.275438] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:41:HDMI-A-1]
>[  742.275469] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[  742.302032] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  742.302061] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  742.302241] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  742.302336] [drm:drm_edid_to_eld] ELD monitor LEN LT2452pwC
>[  742.302339] [drm:drm_edid_to_eld] ELD size 36, SAD count 0
>[  742.302362] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:41:HDMI-A-1] probed modes :
>[  742.302395] [drm:drm_mode_debug_printmodeline] Modeline 46:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  742.302404] [drm:drm_mode_debug_printmodeline] Modeline 47:"1920x1080" 60 138500 1920 1968 2000 2080 1080 1083 1088 1111 0x40 0x9
>[  742.302409] [drm:drm_mode_debug_printmodeline] Modeline 54:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
>[  742.302413] [drm:drm_mode_debug_printmodeline] Modeline 53:"1680x1050" 60 119000 1680 1728 1760 1840 1050 1053 1059 1080 0x40 0x9
>[  742.302417] [drm:drm_mode_debug_printmodeline] Modeline 60:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  742.302422] [drm:drm_mode_debug_printmodeline] Modeline 50:"1280x1024" 72 132840 1280 1368 1504 1728 1024 1025 1028 1067 0x0 0x6
>[  742.302426] [drm:drm_mode_debug_printmodeline] Modeline 49:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  742.302442] [drm:drm_mode_debug_printmodeline] Modeline 52:"1440x900" 75 136750 1440 1536 1688 1936 900 903 909 942 0x40 0x6
>[  742.302451] [drm:drm_mode_debug_printmodeline] Modeline 51:"1440x900" 60 88750 1440 1488 1520 1600 900 903 909 926 0x40 0x9
>[  742.302455] [drm:drm_mode_debug_printmodeline] Modeline 61:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  742.302461] [drm:drm_mode_debug_printmodeline] Modeline 62:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[  742.302466] [drm:drm_mode_debug_printmodeline] Modeline 63:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  742.302479] [drm:drm_mode_debug_printmodeline] Modeline 64:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  742.302486] [drm:drm_mode_debug_printmodeline] Modeline 65:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[  742.302492] [drm:drm_mode_debug_printmodeline] Modeline 55:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  742.302496] [drm:drm_mode_debug_printmodeline] Modeline 56:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  742.302506] [drm:drm_mode_debug_printmodeline] Modeline 57:"640x480" 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
>[  742.302512] [drm:drm_mode_debug_printmodeline] Modeline 48:"640x480" 66 26885 640 664 728 816 480 481 484 499 0x0 0x6
>[  742.302523] [drm:drm_mode_debug_printmodeline] Modeline 66:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  742.302528] [drm:drm_mode_debug_printmodeline] Modeline 58:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[  742.302536] [drm:drm_mode_debug_printmodeline] Modeline 59:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  742.302549] [drm:drm_setup_crtcs] 
>[  742.302559] [drm:drm_setup_crtcs] connector 34 enabled? no
>[  742.302561] [drm:drm_setup_crtcs] connector 37 enabled? no
>[  742.302564] [drm:drm_setup_crtcs] connector 41 enabled? yes
>[  742.302605] [drm:intel_fb_initial_config [i915]] connector VGA-1 not enabled, skipping
>[  742.302644] [drm:intel_fb_initial_config [i915]] connector DP-1 not enabled, skipping
>[  742.302676] [drm:intel_fb_initial_config [i915]] looking for cmdline mode on connector HDMI-A-1
>[  742.302708] [drm:intel_fb_initial_config [i915]] looking for preferred mode on connector HDMI-A-1 0
>[  742.302739] [drm:intel_fb_initial_config [i915]] connector HDMI-A-1 on [CRTC:26:pipe A]: 1920x1200
>[  742.302746] [drm:drm_setup_crtcs] desired mode 1920x1200 set on crtc 26 (0,0)
>[  746.690402] r8169 0000:03:00.0 enp3s0: link up
>[ 1349.124444] [drm:intel_atomic_check [i915]] [CONNECTOR:41:HDMI-A-1] checking for sink bpp constrains
>[ 1349.124499] [drm:intel_atomic_check [i915]] clamping display bpp (was 30) to default limit of 24
>[ 1349.124552] [drm:intel_hdmi_compute_config [i915]] picking bpc to 8 for HDMI output
>[ 1349.124602] [drm:intel_hdmi_compute_config [i915]] forcing pipe bpc to 24 for HDMI
>[ 1349.124656] [drm:intel_atomic_check [i915]] hw max bpp: 30, pipe bpp: 24, dithering: 0
>[ 1349.124711] [drm:intel_dump_pipe_config [i915]] [CRTC:26:pipe A][modeset] config ffff880133e6d000 for pipe A
>[ 1349.124763] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A
>[ 1349.124816] [drm:intel_dump_pipe_config [i915]] pipe bpp: 24, dithering: 0
>[ 1349.124885] [drm:intel_dump_pipe_config [i915]] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 1349.124939] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 1349.124992] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 1349.125044] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
>[ 1349.125096] [drm:intel_dump_pipe_config [i915]] requested mode:
>[ 1349.125107] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 1349.125159] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[ 1349.125166] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 1349.125221] [drm:intel_dump_pipe_config [i915]] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[ 1349.125273] [drm:intel_dump_pipe_config [i915]] port clock: 154000
>[ 1349.125325] [drm:intel_dump_pipe_config [i915]] pipe src size: 1920x1200
>[ 1349.125377] [drm:intel_dump_pipe_config [i915]] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[ 1349.125430] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 1349.125483] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 1349.125535] [drm:intel_dump_pipe_config [i915]] ips: 0
>[ 1349.125587] [drm:intel_dump_pipe_config [i915]] double wide: 0
>[ 1349.125640] [drm:intel_dump_pipe_config [i915]] dpll_hw_state: dpll: 0xf0002000, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
>[ 1349.125692] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[ 1349.125800] [drm:intel_dump_pipe_config [i915]] [PLANE:23:primary A] enabled
>[ 1349.125866] [drm:intel_dump_pipe_config [i915]] 	FB:44, fb = 1920x1200 format = XR24 little-endian (0x34325258)
>[ 1349.125867] [drm:intel_dump_pipe_config [i915]] 	scaler:0 src 0x0+1920+1200 dst 0x0+1920+1200
>[ 1349.125921] [drm:intel_dump_pipe_config [i915]] [PLANE:25:cursor A] disabled, scaler_id = 0
>[ 1349.125973] [drm:intel_dump_pipe_config [i915]] [PLANE:27:sprite A] disabled, scaler_id = 0
>[ 1349.126026] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite B] disabled, scaler_id = 0
>[ 1349.126084] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 266667, actual 200000
>[ 1349.126199] [drm:intel_set_memory_cxsr [i915]] memory self-refresh is disabled
>[ 1349.134198] [drm:intel_disable_pipe [i915]] disabling pipe A
>[ 1349.150733] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[ 1349.150787] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=0, cursor=0, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[ 1349.153236] [drm:intel_update_cdclk [i915]] Current CD clock rate: 200000 kHz
>[ 1349.153295] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[ 1349.153352] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[ 1349.153408] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[ 1349.153461] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[ 1349.153516] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[ 1349.153572] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1349.155983] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1349.158417] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1349.160823] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1349.163290] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1349.165727] [drm:intel_power_well_disable [i915]] disabling display
>[ 1349.168218] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1349.168276] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[ 1349.168330] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1349.168375] ------------[ cut here ]------------
>[ 1349.168387] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1349.168389] Hello, who woke me?
>[ 1349.168392] Modules linked in:
>[ 1349.168395]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1349.168434] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1349.168437] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1349.168490] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1349.168495]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 1349.168503]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 1349.168511]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1349.168518] Call Trace:
>[ 1349.168526]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1349.168533]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1349.168538]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1349.168544]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1349.168598]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1349.168604]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1349.168609]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1349.168614]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1349.168618]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1349.168623]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1349.168629]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1349.168634]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1349.168639]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1349.168643] ---[ end trace ec3ff52ee7fae9b0 ]---
>[ 1359.368649] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1359.368704] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1359.368752] [drm:intel_power_well_enable [i915]] enabling display
>[ 1359.370009] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1359.370065] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1359.370421] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1359.372131] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1359.378716] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1359.378771] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1359.379658] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1359.379712] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1359.380280] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1359.380294] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1359.380347] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1359.380399] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1359.381431] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1359.381492] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1359.381544] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1359.381592] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1359.384031] [drm:intel_power_well_disable [i915]] disabling display
>[ 1359.386274] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1359.386331] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1359.386381] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1359.386429] [drm:intel_power_well_enable [i915]] enabling display
>[ 1359.388687] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1359.388743] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1359.389247] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1359.391512] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1359.393776] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1359.396040] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1359.398269] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1359.403006] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.405562] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.408110] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.410649] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.413172] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.415692] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.418212] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.420732] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.423254] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.425777] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.428298] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.430817] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.433315] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.435809] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.438304] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.440810] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.443309] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.445806] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.448302] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.450798] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.453285] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.455770] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.458257] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.460740] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.463225] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.465711] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.468195] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.470679] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.473164] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.475653] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.478138] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.480622] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1359.480632] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1359.480660] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1359.482893] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1359.485118] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1359.487320] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1359.489557] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1359.491791] [drm:intel_power_well_disable [i915]] disabling display
>[ 1359.494204] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1359.494263] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1359.494309] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1359.494355] [drm:intel_power_well_enable [i915]] enabling display
>[ 1359.496601] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1359.496654] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1359.524598] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1359.524627] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1359.524809] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1359.524838] [drm:intel_power_well_disable [i915]] disabling display
>[ 1359.526490] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1359.526504] ------------[ cut here ]------------
>[ 1359.526516] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1359.526518] Hello, who woke me?
>[ 1359.526521] Modules linked in:
>[ 1359.526524]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1359.526563] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1359.526566] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1359.526620] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1359.526625]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1359.526633]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1359.526640]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1359.526648] Call Trace:
>[ 1359.526656]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1359.526662]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1359.526667]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1359.526673]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1359.526727]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1359.526733]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1359.526738]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1359.526743]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1359.526748]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1359.526752]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1359.526758]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1359.526764]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1359.526768]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1359.526772] ---[ end trace ec3ff52ee7fae9b1 ]---
>[ 1359.526780] ------------[ cut here ]------------
>[ 1359.526786] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1359.526788] Hello, who woke me?
>[ 1359.526790] Modules linked in:
>[ 1359.526792]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1359.526826] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1359.526828] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1359.526881] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1359.526885]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1359.526892]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1359.526900]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1359.526907] Call Trace:
>[ 1359.526912]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1359.526917]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1359.526922]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1359.526928]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1359.526981]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1359.526987]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1359.526992]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1359.526997]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1359.527001]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1359.527006]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1359.527010]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1359.527016]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1359.527020]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1359.527053] ---[ end trace ec3ff52ee7fae9b2 ]---
>[ 1369.612622] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1369.612677] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1369.612726] [drm:intel_power_well_enable [i915]] enabling display
>[ 1369.614979] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1369.615035] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1369.615549] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1369.617798] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1369.624315] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1369.624369] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1369.624800] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1369.624853] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1369.625264] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1369.625279] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1369.625332] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1369.625388] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1369.625980] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1369.626036] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1369.626511] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1369.626561] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1369.628830] [drm:intel_power_well_disable [i915]] disabling display
>[ 1369.631270] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1369.631329] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1369.631379] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1369.631427] [drm:intel_power_well_enable [i915]] enabling display
>[ 1369.633711] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1369.633767] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1369.634126] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1369.636392] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1369.638653] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1369.640883] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1369.643149] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1369.647909] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.650449] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.652985] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.655522] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.658077] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.660646] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.663183] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.665718] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.668254] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.670765] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.673266] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.675766] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.678268] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.680769] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.683269] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.685770] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.688272] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.690772] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.693254] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.695736] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.698217] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.700698] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.703180] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.705661] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.708141] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.710622] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.713103] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.715584] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.718070] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.720578] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.723071] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.725583] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1369.725593] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1369.725621] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1369.727807] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1369.730032] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1369.732099] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1369.734158] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1369.736217] [drm:intel_power_well_disable [i915]] disabling display
>[ 1369.738426] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1369.738475] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1369.738519] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1369.738562] [drm:intel_power_well_enable [i915]] enabling display
>[ 1369.740655] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1369.740705] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1369.768254] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1369.768284] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1369.768466] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1369.768495] [drm:intel_power_well_disable [i915]] disabling display
>[ 1369.770237] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1369.770247] ------------[ cut here ]------------
>[ 1369.770254] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1369.770255] Hello, who woke me?
>[ 1369.770257] Modules linked in:
>[ 1369.770259]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1369.770282] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1369.770284] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1369.770314] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1369.770317]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1369.770321]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1369.770325]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1369.770329] Call Trace:
>[ 1369.770334]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1369.770338]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1369.770341]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1369.770345]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1369.770374]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1369.770378]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1369.770380]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1369.770383]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1369.770386]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1369.770388]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1369.770392]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1369.770395]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1369.770398]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1369.770400] ---[ end trace ec3ff52ee7fae9b3 ]---
>[ 1369.770405] ------------[ cut here ]------------
>[ 1369.770409] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1369.770410] Hello, who woke me?
>[ 1369.770411] Modules linked in:
>[ 1369.770412]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1369.770431] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1369.770432] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1369.770461] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1369.770464]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1369.770468]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1369.770472]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1369.770476] Call Trace:
>[ 1369.770478]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1369.770481]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1369.770484]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1369.770487]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1369.770517]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1369.770520]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1369.770522]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1369.770525]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1369.770528]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1369.770530]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1369.770533]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1369.770535]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1369.770538]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1369.770540] ---[ end trace ec3ff52ee7fae9b4 ]---
>[ 1379.856679] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1379.856734] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1379.856783] [drm:intel_power_well_enable [i915]] enabling display
>[ 1379.859024] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1379.859080] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1379.859641] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1379.862080] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1379.868671] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1379.868724] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1379.869342] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1379.869394] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1379.869932] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1379.869945] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1379.869998] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1379.870050] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1379.871024] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1379.871080] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1379.871132] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1379.871264] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1379.873537] [drm:intel_power_well_disable [i915]] disabling display
>[ 1379.876026] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1379.876084] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1379.876406] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1379.876455] [drm:intel_power_well_enable [i915]] enabling display
>[ 1379.878737] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1379.878793] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1379.879335] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1379.881597] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1379.883859] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1379.886097] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1379.888333] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1379.893064] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.895602] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.898230] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.900760] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.903278] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.905797] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.908314] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.910830] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.913346] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.915840] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.918331] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.920818] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.923306] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.925793] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.928279] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.930766] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.933252] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.935731] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.938209] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.940692] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.943179] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.945667] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.948159] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.950692] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.953172] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.955659] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.958161] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.960662] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.963149] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.965674] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.968166] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.970666] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1379.970676] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1379.970704] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1379.972898] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1379.975121] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1379.977429] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1379.979665] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1379.981909] [drm:intel_power_well_disable [i915]] disabling display
>[ 1379.984349] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1379.984400] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1379.984436] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1379.984471] [drm:intel_power_well_enable [i915]] enabling display
>[ 1379.986735] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1379.986776] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1380.014774] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1380.014804] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1380.014986] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1380.015015] [drm:intel_power_well_disable [i915]] disabling display
>[ 1380.016654] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1380.016667] ------------[ cut here ]------------
>[ 1380.016679] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1380.016681] Hello, who woke me?
>[ 1380.016684] Modules linked in:
>[ 1380.016687]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1380.016727] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1380.016729] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1380.016783] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1380.016788]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1380.016796]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1380.016803]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1380.016811] Call Trace:
>[ 1380.016819]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1380.016825]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1380.016831]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1380.016837]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1380.016890]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1380.016896]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1380.016901]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1380.016906]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1380.016911]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1380.016915]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1380.016921]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1380.016927]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1380.016931]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1380.016935] ---[ end trace ec3ff52ee7fae9b5 ]---
>[ 1380.016943] ------------[ cut here ]------------
>[ 1380.016949] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1380.016951] Hello, who woke me?
>[ 1380.016953] Modules linked in:
>[ 1380.016955]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1380.016989] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1380.016991] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1380.017044] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1380.017048]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1380.017056]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1380.017063]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1380.017070] Call Trace:
>[ 1380.017075]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1380.017080]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1380.017085]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1380.017091]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1380.017145]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1380.017150]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1380.017155]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1380.017160]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1380.017164]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1380.017169]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1380.017174]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1380.017179]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1380.017184]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1380.017220] ---[ end trace ec3ff52ee7fae9b6 ]---
>[ 1390.100778] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1390.100834] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1390.100882] [drm:intel_power_well_enable [i915]] enabling display
>[ 1390.103170] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1390.103240] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1390.103597] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1390.105830] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1390.112514] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1390.112568] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1390.113046] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1390.113099] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1390.113660] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1390.113673] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1390.113726] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1390.113777] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1390.114576] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1390.114633] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1390.114688] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1390.114737] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1390.117008] [drm:intel_power_well_disable [i915]] disabling display
>[ 1390.119417] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1390.119476] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1390.119526] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1390.119574] [drm:intel_power_well_enable [i915]] enabling display
>[ 1390.121857] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1390.121913] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1390.122461] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1390.124706] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1390.126966] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1390.129233] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1390.131479] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1390.136237] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.138842] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.141399] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.143938] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.146450] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.148962] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.151469] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.153973] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.156477] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.158981] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.161468] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.163953] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.166441] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.168926] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.171413] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.173899] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.176383] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.178866] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.181349] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.183831] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.186314] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.188802] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.191291] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.193802] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.196293] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.198806] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.201295] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.203808] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.206296] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.208821] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.211307] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.213812] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1390.213822] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1390.213850] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1390.216078] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1390.218365] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1390.220559] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1390.222757] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1390.224819] [drm:intel_power_well_disable [i915]] disabling display
>[ 1390.227322] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1390.227372] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1390.227417] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1390.227460] [drm:intel_power_well_enable [i915]] enabling display
>[ 1390.229561] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1390.229611] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1390.243812] [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder is 252
>[ 1390.243891] Raw EDID:
>[ 1390.243915]  	00 ff ff ff ff ff ff 00 30 ae 44 11 01 01 01 01
>[ 1390.243965]  	1f 17 01 03 80 34 20 78 ee f9 15 a3 54 50 9e 27
>[ 1390.244014]  	12 50 54 ad cf 00 31 46 81 80 81 8c 95 00 95 0f
>[ 1390.244063]  	b3 00 a9 40 d1 c0 28 3c 83 7f ff ff ff ff ff ff
>[ 1390.244112]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 1390.244161]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 1390.244209]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 1390.244407]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 1390.270736] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1390.270766] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1390.270948] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1390.270978] [drm:intel_power_well_disable [i915]] disabling display
>[ 1390.272622] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1390.272636] ------------[ cut here ]------------
>[ 1390.272647] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1390.272649] Hello, who woke me?
>[ 1390.272651] Modules linked in:
>[ 1390.272654]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1390.272693] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1390.272696] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1390.272746] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1390.272750]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1390.272757]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1390.272763]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1390.272769] Call Trace:
>[ 1390.272776]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1390.272781]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1390.272786]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1390.272791]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1390.272833]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1390.272838]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1390.272842]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1390.272846]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1390.272850]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1390.272853]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1390.272858]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1390.272863]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1390.272867]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1390.272870] ---[ end trace ec3ff52ee7fae9b7 ]---
>[ 1390.272876] ------------[ cut here ]------------
>[ 1390.272881] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1390.272883] Hello, who woke me?
>[ 1390.272884] Modules linked in:
>[ 1390.272886]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1390.272913] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1390.272915] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1390.272957] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1390.272960]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1390.272966]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1390.272972]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1390.272978] Call Trace:
>[ 1390.272982]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1390.272986]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1390.272990]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1390.272995]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1390.273037]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1390.273042]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1390.273046]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1390.273050]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1390.273053]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1390.273057]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1390.273061]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1390.273065]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1390.273068]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1390.273071] ---[ end trace ec3ff52ee7fae9b8 ]---
>[ 1400.344921] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1400.344977] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1400.345026] [drm:intel_power_well_enable [i915]] enabling display
>[ 1400.347282] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1400.347353] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1400.347709] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1400.349946] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1400.356604] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1400.356657] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1400.357137] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1400.357190] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1400.357738] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1400.357751] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1400.357804] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1400.357856] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1400.358894] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1400.358955] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1400.359007] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1400.359055] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1400.361375] [drm:intel_power_well_disable [i915]] disabling display
>[ 1400.363618] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1400.363674] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1400.363724] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1400.363772] [drm:intel_power_well_enable [i915]] enabling display
>[ 1400.366059] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1400.366115] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1400.366492] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1400.368737] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1400.370977] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1400.373229] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1400.375497] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1400.380252] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.382794] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.385488] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.388029] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.390570] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.393110] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.395652] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.398201] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.400746] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.403289] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.406050] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.408565] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.411078] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.413591] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.416103] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.418616] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.421109] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.423598] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.426087] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.428579] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.431070] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.433560] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.436049] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.438540] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.441024] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.443510] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.445996] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.448482] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.450973] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.453460] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.455946] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.458433] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1400.458444] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1400.458471] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1400.460671] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1400.462732] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1400.464786] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1400.466839] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1400.468901] [drm:intel_power_well_disable [i915]] disabling display
>[ 1400.471325] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1400.471390] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1400.471423] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1400.471456] [drm:intel_power_well_enable [i915]] enabling display
>[ 1400.473536] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1400.473573] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1400.500865] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1400.500894] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1400.501076] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1400.501105] [drm:intel_power_well_disable [i915]] disabling display
>[ 1400.502722] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1400.502731] ------------[ cut here ]------------
>[ 1400.502739] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1400.502740] Hello, who woke me?
>[ 1400.502742] Modules linked in:
>[ 1400.502743]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1400.502767] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1400.502768] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1400.502798] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1400.502801]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1400.502806]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1400.502810]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1400.502814] Call Trace:
>[ 1400.502820]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1400.502824]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1400.502826]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1400.502830]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1400.502859]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1400.502863]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1400.502866]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1400.502869]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1400.502871]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1400.502874]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1400.502878]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1400.502881]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1400.502883]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1400.502885] ---[ end trace ec3ff52ee7fae9b9 ]---
>[ 1400.502890] ------------[ cut here ]------------
>[ 1400.502894] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1400.502895] Hello, who woke me?
>[ 1400.502896] Modules linked in:
>[ 1400.502897]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1400.502916] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1400.502917] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1400.502947] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1400.502949]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1400.502953]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1400.502957]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1400.502961] Call Trace:
>[ 1400.502964]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1400.502967]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1400.502969]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1400.502973]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1400.503002]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1400.503005]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1400.503008]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1400.503010]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1400.503013]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1400.503015]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1400.503018]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1400.503021]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1400.503024]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1400.503025] ---[ end trace ec3ff52ee7fae9ba ]---
>[ 1410.588971] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1410.589026] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1410.589074] [drm:intel_power_well_enable [i915]] enabling display
>[ 1410.591328] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1410.591384] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1410.591935] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1410.594180] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1410.600929] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1410.600983] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1410.601403] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1410.601744] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1410.602107] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1410.602120] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1410.602172] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1410.602224] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1410.603214] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1410.603276] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1410.603328] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1410.603377] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1410.605937] [drm:intel_power_well_disable [i915]] disabling display
>[ 1410.608338] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1410.608397] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1410.608702] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1410.608754] [drm:intel_power_well_enable [i915]] enabling display
>[ 1410.611044] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1410.611100] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1410.611583] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1410.613866] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1410.616106] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1410.618347] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1410.620663] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1410.625426] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.628056] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.630602] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.633143] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.635682] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.638220] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.640759] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.643296] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.645813] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.648319] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.650825] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.653331] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.655843] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.658354] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.660851] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.663336] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.665820] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.668305] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.670788] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.673271] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.675754] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.678236] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.680719] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.683201] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.685684] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.688172] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.690655] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.693139] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.695627] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.698111] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.700594] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.703076] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1410.703085] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1410.703113] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1410.705344] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1410.707578] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1410.709779] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1410.712019] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1410.714256] [drm:intel_power_well_disable [i915]] disabling display
>[ 1410.716660] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1410.716711] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1410.716744] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1410.716776] [drm:intel_power_well_enable [i915]] enabling display
>[ 1410.719058] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1410.719114] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1410.747066] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1410.747095] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1410.747278] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1410.747307] [drm:intel_power_well_disable [i915]] disabling display
>[ 1410.748923] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1410.748932] ------------[ cut here ]------------
>[ 1410.748940] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1410.748941] Hello, who woke me?
>[ 1410.748943] Modules linked in:
>[ 1410.748944]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1410.748968] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1410.748969] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1410.748999] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1410.749002]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1410.749007]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1410.749011]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1410.749015] Call Trace:
>[ 1410.749021]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1410.749025]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1410.749028]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1410.749031]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1410.749060]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1410.749064]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1410.749067]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1410.749070]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1410.749072]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1410.749075]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1410.749079]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1410.749082]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1410.749084]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1410.749086] ---[ end trace ec3ff52ee7fae9bb ]---
>[ 1410.749092] ------------[ cut here ]------------
>[ 1410.749096] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1410.749097] Hello, who woke me?
>[ 1410.749098] Modules linked in:
>[ 1410.749099]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1410.749118] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1410.749119] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1410.749148] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1410.749151]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1410.749155]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1410.749159]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1410.749163] Call Trace:
>[ 1410.749165]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1410.749168]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1410.749171]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1410.749174]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1410.749204]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1410.749207]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1410.749209]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1410.749212]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1410.749215]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1410.749217]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1410.749220]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1410.749223]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1410.749225]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1410.749227] ---[ end trace ec3ff52ee7fae9bc ]---
>[ 1420.833017] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1420.833073] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1420.833122] [drm:intel_power_well_enable [i915]] enabling display
>[ 1420.835237] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1420.835292] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1420.835678] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1420.837773] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1420.844366] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1420.844420] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1420.844854] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1420.844911] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1420.845192] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1420.845205] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1420.845257] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1420.845309] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1420.846363] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1420.846424] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1420.846477] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1420.846891] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1420.849131] [drm:intel_power_well_disable [i915]] disabling display
>[ 1420.851556] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1420.851614] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1420.851665] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1420.851712] [drm:intel_power_well_enable [i915]] enabling display
>[ 1420.854010] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1420.854066] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1420.854422] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1420.856691] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1420.858957] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1420.861197] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1420.863437] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1420.868172] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.870717] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.873257] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.875798] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.878338] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.880880] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.883418] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.885932] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.888441] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.890952] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.893461] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.895966] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.898471] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.900997] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.903511] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.906111] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.908597] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.911085] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.913572] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.916079] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.918576] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.921082] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.923566] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.926074] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.928560] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.931076] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.933565] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.936078] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.938564] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.941092] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.943576] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.946080] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1420.946090] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1420.946118] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1420.948314] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1420.950516] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1420.952747] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1420.955030] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1420.957220] [drm:intel_power_well_disable [i915]] disabling display
>[ 1420.959415] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1420.959453] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1420.959485] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1420.959517] [drm:intel_power_well_enable [i915]] enabling display
>[ 1420.961861] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1420.961917] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1420.989220] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1420.989254] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1420.989441] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1420.989475] [drm:intel_power_well_disable [i915]] disabling display
>[ 1420.991079] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1420.991090] ------------[ cut here ]------------
>[ 1420.991098] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1420.991100] Hello, who woke me?
>[ 1420.991101] Modules linked in:
>[ 1420.991103]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1420.991131] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1420.991132] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1420.991167] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1420.991170]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1420.991176]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1420.991180]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1420.991185] Call Trace:
>[ 1420.991191]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1420.991196]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1420.991199]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1420.991203]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1420.991238]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1420.991242]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1420.991245]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1420.991249]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1420.991252]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1420.991254]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1420.991259]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1420.991262]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1420.991265]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1420.991268] ---[ end trace ec3ff52ee7fae9bd ]---
>[ 1420.991273] ------------[ cut here ]------------
>[ 1420.991278] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1420.991279] Hello, who woke me?
>[ 1420.991280] Modules linked in:
>[ 1420.991282]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1420.991303] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1420.991305] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1420.991338] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1420.991341]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1420.991346]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1420.991350]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1420.991355] Call Trace:
>[ 1420.991359]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1420.991362]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1420.991365]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1420.991369]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1420.991403]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1420.991406]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1420.991409]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1420.991413]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1420.991416]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1420.991418]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1420.991421]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1420.991425]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1420.991428]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1420.991430] ---[ end trace ec3ff52ee7fae9be ]---
>[ 1431.077144] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1431.077199] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1431.077247] [drm:intel_power_well_enable [i915]] enabling display
>[ 1431.079512] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1431.079568] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1431.080130] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1431.082411] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1431.089070] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1431.089124] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1431.089802] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1431.089855] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1431.090280] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1431.090293] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1431.090346] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1431.090398] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1431.091400] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1431.091457] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1431.091509] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1431.091557] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1431.094120] [drm:intel_power_well_disable [i915]] disabling display
>[ 1431.096528] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1431.096587] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1431.096912] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1431.096961] [drm:intel_power_well_enable [i915]] enabling display
>[ 1431.099221] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1431.099277] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1431.099800] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1431.102048] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1431.104309] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1431.106572] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1431.108853] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1431.113611] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.116277] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.118815] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.121351] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.123870] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.126387] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.128904] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.131420] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.133938] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.136430] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.138920] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.141410] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.143901] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.146382] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.148862] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.151341] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.153820] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.156298] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.158776] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.161253] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.163732] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.166210] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.168689] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.171169] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.173654] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.176133] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.178624] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.181176] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.183656] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.186138] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.188625] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.191120] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1431.191130] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1431.191158] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1431.193371] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1431.195606] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1431.197850] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1431.199902] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1431.201954] [drm:intel_power_well_disable [i915]] disabling display
>[ 1431.204179] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1431.204231] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1431.204277] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1431.204322] [drm:intel_power_well_enable [i915]] enabling display
>[ 1431.206423] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1431.206475] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1431.234235] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1431.234264] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1431.234446] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1431.234475] [drm:intel_power_well_disable [i915]] disabling display
>[ 1431.236126] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1431.236140] ------------[ cut here ]------------
>[ 1431.236152] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1431.236154] Hello, who woke me?
>[ 1431.236156] Modules linked in:
>[ 1431.236159]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1431.236199] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1431.236202] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1431.236255] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1431.236260]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1431.236268]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1431.236276]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1431.236283] Call Trace:
>[ 1431.236292]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1431.236298]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1431.236303]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1431.236309]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1431.236363]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1431.236369]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1431.236374]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1431.236379]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1431.236383]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1431.236388]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1431.236394]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1431.236400]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1431.236404]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1431.236408] ---[ end trace ec3ff52ee7fae9bf ]---
>[ 1431.236414] ------------[ cut here ]------------
>[ 1431.236421] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1431.236423] Hello, who woke me?
>[ 1431.236425] Modules linked in:
>[ 1431.236427]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1431.236460] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1431.236463] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1431.236516] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1431.236520]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1431.236527]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1431.236535]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1431.236542] Call Trace:
>[ 1431.236547]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1431.236552]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1431.236557]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1431.236563]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1431.236616]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1431.236622]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1431.236627]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1431.236632]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1431.236636]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1431.236641]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1431.236646]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1431.236651]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1431.236656]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1431.236696] ---[ end trace ec3ff52ee7fae9c0 ]---
>[ 1441.321242] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1441.321297] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1441.321346] [drm:intel_power_well_enable [i915]] enabling display
>[ 1441.323640] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1441.323710] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1441.324067] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1441.326342] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1441.332928] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1441.332981] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1441.333461] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1441.333514] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1441.334112] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1441.334126] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1441.334178] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1441.334230] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1441.335243] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1441.335302] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1441.335354] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1441.335402] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1441.337644] [drm:intel_power_well_disable [i915]] disabling display
>[ 1441.339891] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1441.339947] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1441.339997] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1441.340045] [drm:intel_power_well_enable [i915]] enabling display
>[ 1441.342312] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1441.342368] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1441.342868] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1441.345135] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1441.347392] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1441.349654] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1441.351904] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1441.356668] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.359371] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.361913] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.364454] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.366968] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.369480] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.371991] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.374501] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.377012] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.379524] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.382035] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.384544] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.387056] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.389553] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.392043] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.394532] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.397019] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.399505] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.401993] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.404477] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.406963] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.409447] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.411932] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.414417] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.416902] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.419386] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.421872] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.424360] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.426850] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.429334] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.431820] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.434304] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1441.434313] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1441.434341] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1441.436400] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1441.438454] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1441.440507] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1441.442559] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1441.444611] [drm:intel_power_well_disable [i915]] disabling display
>[ 1441.447041] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1441.447089] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1441.447129] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1441.447167] [drm:intel_power_well_enable [i915]] enabling display
>[ 1441.449259] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1441.449304] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1441.476833] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1441.476863] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1441.477045] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1441.477074] [drm:intel_power_well_disable [i915]] disabling display
>[ 1441.479169] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1441.479183] ------------[ cut here ]------------
>[ 1441.479195] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1441.479197] Hello, who woke me?
>[ 1441.479199] Modules linked in:
>[ 1441.479202]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1441.479242] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1441.479244] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1441.479298] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1441.479303]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1441.479311]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1441.479319]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1441.479326] Call Trace:
>[ 1441.479335]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1441.479342]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1441.479347]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1441.479353]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1441.479406]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1441.479412]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1441.479417]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1441.479422]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1441.479427]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1441.479432]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1441.479438]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1441.479443]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1441.479448]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1441.479451] ---[ end trace ec3ff52ee7fae9c1 ]---
>[ 1441.479459] ------------[ cut here ]------------
>[ 1441.479466] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1441.479468] Hello, who woke me?
>[ 1441.479470] Modules linked in:
>[ 1441.479472]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1441.479505] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1441.479508] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1441.479561] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1441.479565]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1441.479572]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1441.479579]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1441.479587] Call Trace:
>[ 1441.479592]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1441.479597]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1441.479602]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1441.479608]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1441.479661]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1441.479667]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1441.479672]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1441.479676]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1441.479681]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1441.479685]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1441.479690]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1441.479696]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1441.479700]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1441.479739] ---[ end trace ec3ff52ee7fae9c2 ]---
>[ 1451.565384] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1451.565439] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1451.565487] [drm:intel_power_well_enable [i915]] enabling display
>[ 1451.566844] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1451.566900] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1451.567256] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1451.569026] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1451.575471] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1451.575525] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1451.575960] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1451.576016] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1451.576317] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1451.576330] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1451.576382] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1451.576434] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1451.577254] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1451.577315] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1451.577367] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1451.577419] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1451.579686] [drm:intel_power_well_disable [i915]] disabling display
>[ 1451.582162] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1451.582221] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1451.582271] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1451.582319] [drm:intel_power_well_enable [i915]] enabling display
>[ 1451.584603] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1451.584659] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1451.585020] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1451.587258] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1451.589346] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1451.591434] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1451.593520] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1451.598101] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.600641] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.603183] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.605722] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.608261] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.610870] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.613387] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.615913] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.618423] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.620935] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.623442] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.625934] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.628420] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.630912] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.633398] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.635887] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.638375] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.640861] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.643347] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.645833] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.648319] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.650810] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.653321] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.655809] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.658323] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.660814] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.663332] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.665820] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.668333] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.670818] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.673328] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.675817] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1451.675827] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1451.675855] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1451.677913] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1451.679968] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1451.682019] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1451.684071] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1451.686123] [drm:intel_power_well_disable [i915]] disabling display
>[ 1451.688333] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1451.688373] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1451.688409] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1451.688444] [drm:intel_power_well_enable [i915]] enabling display
>[ 1451.690529] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1451.690570] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1451.718033] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1451.718064] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1451.718250] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1451.718281] [drm:intel_power_well_disable [i915]] disabling display
>[ 1451.720042] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1451.720062] ------------[ cut here ]------------
>[ 1451.720073] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1451.720075] Hello, who woke me?
>[ 1451.720078] Modules linked in:
>[ 1451.720081]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1451.720120] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1451.720123] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1451.720182] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1451.720186]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1451.720193]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1451.720200]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1451.720206] Call Trace:
>[ 1451.720214]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1451.720219]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1451.720224]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1451.720229]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1451.720277]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1451.720282]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1451.720287]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1451.720291]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1451.720295]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1451.720299]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1451.720305]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1451.720310]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1451.720314]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1451.720317] ---[ end trace ec3ff52ee7fae9c3 ]---
>[ 1451.720321] ------------[ cut here ]------------
>[ 1451.720327] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1451.720328] Hello, who woke me?
>[ 1451.720330] Modules linked in:
>[ 1451.720332]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1451.720362] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1451.720364] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1451.720411] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1451.720414]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1451.720421]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1451.720427]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1451.720434] Call Trace:
>[ 1451.720438]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1451.720443]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1451.720447]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1451.720453]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1451.720500]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1451.720505]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1451.720509]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1451.720513]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1451.720518]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1451.720521]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1451.720526]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1451.720530]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1451.720534]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1451.720538] ---[ end trace ec3ff52ee7fae9c4 ]---
>[ 1461.809438] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1461.809494] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1461.809542] [drm:intel_power_well_enable [i915]] enabling display
>[ 1461.811799] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1461.811855] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1461.812243] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1461.814478] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1461.821024] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1461.821078] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1461.821557] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1461.821609] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1461.821870] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1461.822086] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1461.822146] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1461.822202] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1461.822793] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1461.822847] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1461.823122] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1461.823174] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1461.825408] [drm:intel_power_well_disable [i915]] disabling display
>[ 1461.827840] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1461.827929] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1461.827980] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1461.828028] [drm:intel_power_well_enable [i915]] enabling display
>[ 1461.830281] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1461.830337] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1461.830693] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1461.832952] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1461.835242] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1461.837507] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1461.839773] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1461.844546] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.847088] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.849628] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.852171] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.854711] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.857250] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.859761] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.862270] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.864785] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.867299] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.869811] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.872304] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.874796] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.877287] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.879776] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.882266] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.884756] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.887247] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.889736] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.892220] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.894702] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.897187] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.899674] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.902158] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.904640] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.907125] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.909609] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.912098] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.914582] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.917067] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.919551] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.922035] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1461.922044] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1461.922072] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1461.924340] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1461.926394] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1461.928585] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1461.930823] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1461.933056] [drm:intel_power_well_disable [i915]] disabling display
>[ 1461.935486] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1461.935536] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1461.935578] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1461.935618] [drm:intel_power_well_enable [i915]] enabling display
>[ 1461.937890] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1461.937956] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1461.952742] [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder is 202
>[ 1461.952832] Raw EDID:
>[ 1461.952859]  	00 ff ff ff ff ff ff 00 30 ae 44 11 01 01 01 01
>[ 1461.953150]  	1f 17 01 03 80 34 20 78 ee f9 15 a3 54 50 9e 27
>[ 1461.953210]  	12 50 54 ad cf 00 31 46 81 80 81 8c 95 00 95 0f
>[ 1461.953267]  	b3 00 a9 40 d1 c0 28 3c 80 a0 70 b0 23 40 30 20
>[ 1461.953323]  	36 00 06 44 21 00 00 1a 00 00 00 fd 00 32 4b 1e
>[ 1461.953380]  	4b 11 00 0a 20 20 20 20 20 20 00 00 00 fc 00 4c
>[ 1461.953436]  	45 4e 20 4c 54 32 34 35 ff ff ff ff ff ff ff ff
>[ 1461.953492]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 1461.979831] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1461.979865] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1461.980061] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1461.980096] [drm:intel_power_well_disable [i915]] disabling display
>[ 1461.982163] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1461.982173] ------------[ cut here ]------------
>[ 1461.982181] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1461.982182] Hello, who woke me?
>[ 1461.982184] Modules linked in:
>[ 1461.982186]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1461.982213] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1461.982214] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1461.982249] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1461.982253]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 1461.982258]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 1461.982263]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1461.982268] Call Trace:
>[ 1461.982274]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1461.982279]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1461.982282]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1461.982286]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1461.982320]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1461.982325]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1461.982328]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1461.982331]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1461.982334]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1461.982337]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1461.982341]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1461.982345]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1461.982348]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1461.982350] ---[ end trace ec3ff52ee7fae9c5 ]---
>[ 1461.982356] ------------[ cut here ]------------
>[ 1461.982360] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1461.982361] Hello, who woke me?
>[ 1461.982363] Modules linked in:
>[ 1461.982364]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1461.982386] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1461.982387] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1461.982421] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1461.982424]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 1461.982428]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008600000046
>[ 1461.982433]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1461.982438] Call Trace:
>[ 1461.982441]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1461.982444]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1461.982448]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1461.982451]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1461.982486]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1461.982489]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1461.982492]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1461.982495]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1461.982498]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1461.982501]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1461.982504]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1461.982508]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1461.982510]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1461.982513] ---[ end trace ec3ff52ee7fae9c6 ]---
>[ 1472.053501] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1472.053556] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1472.053605] [drm:intel_power_well_enable [i915]] enabling display
>[ 1472.055906] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1472.055962] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1472.056519] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1472.058757] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1472.065388] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1472.065441] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1472.065846] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1472.065898] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1472.066171] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1472.066190] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1472.066243] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1472.066299] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1472.066898] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1472.066951] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1472.067351] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1472.067400] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1472.069643] [drm:intel_power_well_disable [i915]] disabling display
>[ 1472.072044] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1472.072102] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1472.072153] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1472.072201] [drm:intel_power_well_enable [i915]] enabling display
>[ 1472.074455] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1472.074511] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1472.074867] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1472.077133] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1472.079399] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1472.081638] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1472.083875] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1472.088617] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.091162] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.093701] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.096241] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.098778] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.101287] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.103791] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.106297] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.108801] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.111306] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.113795] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.116278] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.118770] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.121255] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.123738] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.126220] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.128700] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.131179] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.133659] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.136140] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.138619] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.141099] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.143579] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.146060] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.148540] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.151024] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.153535] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.156026] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.158542] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.161035] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.163539] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.166024] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1472.166035] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1472.166062] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1472.168301] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1472.170556] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1472.172756] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1472.174993] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1472.177266] [drm:intel_power_well_disable [i915]] disabling display
>[ 1472.179528] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1472.179580] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1472.179626] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1472.179671] [drm:intel_power_well_enable [i915]] enabling display
>[ 1472.181937] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1472.181990] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1472.211215] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1472.211244] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1472.211426] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1472.211455] [drm:intel_power_well_disable [i915]] disabling display
>[ 1472.213206] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1472.213215] ------------[ cut here ]------------
>[ 1472.213222] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1472.213223] Hello, who woke me?
>[ 1472.213224] Modules linked in:
>[ 1472.213226]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1472.213250] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1472.213251] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1472.213281] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1472.213284]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 1472.213289]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 1472.213293]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1472.213297] Call Trace:
>[ 1472.213303]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1472.213307]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1472.213309]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1472.213313]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1472.213342]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1472.213346]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1472.213349]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1472.213352]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1472.213354]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1472.213357]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1472.213361]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1472.213364]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1472.213366]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1472.213368] ---[ end trace ec3ff52ee7fae9c7 ]---
>[ 1472.213373] ------------[ cut here ]------------
>[ 1472.213377] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1472.213378] Hello, who woke me?
>[ 1472.213379] Modules linked in:
>[ 1472.213380]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1472.213399] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1472.213400] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1472.213429] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1472.213432]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 1472.213436]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008600000046
>[ 1472.213440]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1472.213444] Call Trace:
>[ 1472.213446]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1472.213449]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1472.213452]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1472.213455]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1472.213485]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1472.213488]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1472.213490]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1472.213493]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1472.213496]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1472.213498]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1472.213501]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1472.213504]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1472.213506]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1472.213508] ---[ end trace ec3ff52ee7fae9c8 ]---
>[ 1482.297583] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1482.297639] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1482.297687] [drm:intel_power_well_enable [i915]] enabling display
>[ 1482.299945] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1482.300001] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1482.300677] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1482.302950] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1482.309563] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1482.309617] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1482.310036] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1482.310447] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1482.310784] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1482.310797] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1482.310850] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1482.310902] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1482.311981] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1482.312042] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1482.312376] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1482.312426] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1482.314668] [drm:intel_power_well_disable [i915]] disabling display
>[ 1482.317107] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1482.317165] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1482.317215] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1482.317263] [drm:intel_power_well_enable [i915]] enabling display
>[ 1482.319510] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1482.319566] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1482.319922] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1482.322186] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1482.324418] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1482.326654] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1482.328890] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1482.333620] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.336238] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.338777] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.341317] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.343856] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.346397] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.348936] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.351463] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.353976] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.356482] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.359002] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.361507] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.364016] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.366525] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.369027] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.371676] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.374164] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.376670] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.379158] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.381670] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.384159] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.386681] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.389169] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.391676] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.394163] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.396676] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.399187] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.401696] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.404183] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.406680] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.409180] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.411685] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1482.411695] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1482.411723] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1482.413919] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1482.416150] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1482.418352] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1482.420567] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1482.422776] [drm:intel_power_well_disable [i915]] disabling display
>[ 1482.425163] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1482.425204] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1482.425237] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1482.425269] [drm:intel_power_well_enable [i915]] enabling display
>[ 1482.427485] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1482.427523] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1482.455141] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1482.455170] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1482.455353] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1482.455382] [drm:intel_power_well_disable [i915]] disabling display
>[ 1482.457460] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1482.457476] ------------[ cut here ]------------
>[ 1482.457487] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1482.457488] Hello, who woke me?
>[ 1482.457490] Modules linked in:
>[ 1482.457493]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1482.457525] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1482.457527] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1482.457571] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1482.457575]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 1482.457581]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 1482.457587]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1482.457593] Call Trace:
>[ 1482.457600]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1482.457606]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1482.457610]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1482.457615]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1482.457657]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1482.457663]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1482.457667]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1482.457671]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1482.457674]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1482.457678]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1482.457683]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1482.457688]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1482.457691]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1482.457694] ---[ end trace ec3ff52ee7fae9c9 ]---
>[ 1482.457698] ------------[ cut here ]------------
>[ 1482.457703] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1482.457704] Hello, who woke me?
>[ 1482.457706] Modules linked in:
>[ 1482.457708]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1482.457735] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1482.457737] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1482.457779] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1482.457782]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 1482.457788]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 1482.457794]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1482.457800] Call Trace:
>[ 1482.457804]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1482.457808]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1482.457812]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1482.457816]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1482.457859]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1482.457863]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1482.457867]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1482.457871]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1482.457875]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1482.457878]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1482.457882]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1482.457886]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1482.457890]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1482.457893] ---[ end trace ec3ff52ee7fae9ca ]---
>[ 1492.541552] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1492.541607] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1492.541655] [drm:intel_power_well_enable [i915]] enabling display
>[ 1492.543904] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1492.543960] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1492.544319] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1492.546547] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1492.552890] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1492.552944] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1492.553485] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1492.553537] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1492.553866] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1492.553879] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1492.553931] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1492.553983] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1492.555151] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1492.555212] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1492.555265] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1492.555313] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1492.557550] [drm:intel_power_well_disable [i915]] disabling display
>[ 1492.559778] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1492.559834] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1492.559884] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1492.559932] [drm:intel_power_well_enable [i915]] enabling display
>[ 1492.562208] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1492.562264] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1492.562620] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1492.564886] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1492.567153] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1492.569400] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1492.571665] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1492.576251] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.578800] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.581342] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.583881] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.586422] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.588963] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.591504] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.594026] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.596535] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.599042] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.601547] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.604053] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.606546] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.609032] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.611519] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.614005] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.616492] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.618975] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.621460] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.623945] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.626431] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.628914] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.631399] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.633883] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.636369] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.638853] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.641339] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.643822] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.646307] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.648798] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.651283] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.653771] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1492.653781] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1492.653808] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1492.655863] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1492.657917] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1492.659968] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1492.662020] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1492.664073] [drm:intel_power_well_disable [i915]] disabling display
>[ 1492.666497] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1492.666538] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1492.666571] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1492.666603] [drm:intel_power_well_enable [i915]] enabling display
>[ 1492.668683] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1492.668721] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1492.696159] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1492.696203] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1492.696393] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1492.696429] [drm:intel_power_well_disable [i915]] disabling display
>[ 1492.698862] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1492.698880] ------------[ cut here ]------------
>[ 1492.698893] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1492.698895] Hello, who woke me?
>[ 1492.698897] Modules linked in:
>[ 1492.698900]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1492.698940] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1492.698942] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1492.698997] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1492.699002]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1492.699010]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1492.699017]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1492.699024] Call Trace:
>[ 1492.699033]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1492.699039]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1492.699044]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1492.699050]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1492.699103]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1492.699110]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1492.699115]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1492.699120]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1492.699125]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1492.699129]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1492.699135]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1492.699141]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1492.699145]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1492.699149] ---[ end trace ec3ff52ee7fae9cb ]---
>[ 1492.699157] ------------[ cut here ]------------
>[ 1492.699164] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1492.699214] Hello, who woke me?
>[ 1492.699217] Modules linked in:
>[ 1492.699219]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1492.699257] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1492.699260] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1492.699318] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1492.699323]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1492.699329]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1492.699334]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1492.699342] Call Trace:
>[ 1492.699346]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1492.699349]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1492.699353]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1492.699357]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1492.699396]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1492.699402]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1492.699405]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1492.699409]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1492.699414]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1492.699417]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1492.699421]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1492.699427]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1492.699430]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1492.699433] ---[ end trace ec3ff52ee7fae9cc ]---
>[ 1502.785682] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1502.785737] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1502.785786] [drm:intel_power_well_enable [i915]] enabling display
>[ 1502.787901] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1502.787957] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1502.788425] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1502.790676] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1502.797135] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1502.797189] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1502.797861] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1502.797914] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1502.798180] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1502.798193] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1502.798246] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1502.798811] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1502.799646] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1502.799706] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1502.799758] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1502.799806] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1502.802042] [drm:intel_power_well_disable [i915]] disabling display
>[ 1502.804445] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1502.804503] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1502.804553] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1502.804601] [drm:intel_power_well_enable [i915]] enabling display
>[ 1502.806312] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1502.806368] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1502.806724] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1502.808955] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1502.811273] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1502.813502] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1502.815762] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1502.820346] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.822886] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.825431] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.827972] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.830515] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.833055] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.835595] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.838114] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.840629] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.843141] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.845653] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.848149] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.850640] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.853130] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.855621] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.858112] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.860598] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.863083] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.865567] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.868051] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.870536] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.873018] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.875504] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.877988] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.880472] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.882955] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.885440] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.887922] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.890406] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.892895] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.895382] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.897867] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1502.897877] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1502.897905] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1502.899963] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1502.902016] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1502.904071] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1502.906126] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1502.908181] [drm:intel_power_well_disable [i915]] disabling display
>[ 1502.910241] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1502.910287] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1502.910316] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1502.910345] [drm:intel_power_well_enable [i915]] enabling display
>[ 1502.912420] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1502.912454] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1502.939699] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1502.939728] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1502.939910] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1502.939940] [drm:intel_power_well_disable [i915]] disabling display
>[ 1502.941564] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1502.941576] ------------[ cut here ]------------
>[ 1502.941586] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1502.941588] Hello, who woke me?
>[ 1502.941590] Modules linked in:
>[ 1502.941592]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1502.941626] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1502.941628] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1502.941674] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1502.941678]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1502.941685]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1502.941691]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1502.941697] Call Trace:
>[ 1502.941705]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1502.941710]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1502.941715]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1502.941720]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1502.941765]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1502.941770]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1502.941774]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1502.941778]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1502.941782]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1502.941786]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1502.941792]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1502.941797]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1502.941800]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1502.941803] ---[ end trace ec3ff52ee7fae9cd ]---
>[ 1502.941810] ------------[ cut here ]------------
>[ 1502.941816] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1502.941818] Hello, who woke me?
>[ 1502.941819] Modules linked in:
>[ 1502.941821]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1502.941849] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1502.941852] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1502.941896] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1502.941900]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1502.941906]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1502.941912]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1502.941918] Call Trace:
>[ 1502.941922]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1502.941927]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1502.941931]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1502.941936]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1502.941981]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1502.941985]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1502.941989]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1502.941994]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1502.941997]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1502.942001]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1502.942005]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1502.942010]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1502.942013]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1502.942016] ---[ end trace ec3ff52ee7fae9ce ]---
>[ 1513.029879] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1513.029934] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1513.029983] [drm:intel_power_well_enable [i915]] enabling display
>[ 1513.032096] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1513.032152] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1513.032535] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1513.034630] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1513.041041] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1513.041095] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1513.041501] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1513.041557] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1513.041993] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1513.042005] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1513.042057] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1513.042109] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1513.043062] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1513.043119] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1513.043171] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1513.043219] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1513.045526] [drm:intel_power_well_disable [i915]] disabling display
>[ 1513.047765] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1513.047821] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1513.047871] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1513.047919] [drm:intel_power_well_enable [i915]] enabling display
>[ 1513.050201] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1513.050257] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1513.050617] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1513.052880] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1513.055119] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1513.057433] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1513.059708] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1513.064464] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.067005] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.069542] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.072077] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.074615] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.077151] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.079660] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.082167] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.084676] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.087182] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.089689] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.092195] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.094702] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.097209] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.099696] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.102180] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.104664] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.107147] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.109630] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.112113] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.114597] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.117081] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.119562] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.122040] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.124520] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.126999] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.129478] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.131957] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.134436] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.136916] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.139399] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.141906] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1513.141915] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1513.141944] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1513.143997] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1513.146048] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1513.148097] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1513.150147] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1513.152196] [drm:intel_power_well_disable [i915]] disabling display
>[ 1513.154684] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1513.154742] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1513.154782] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1513.154820] [drm:intel_power_well_enable [i915]] enabling display
>[ 1513.156909] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1513.156955] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1513.184636] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1513.184665] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1513.184847] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1513.184876] [drm:intel_power_well_disable [i915]] disabling display
>[ 1513.186671] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1513.186685] ------------[ cut here ]------------
>[ 1513.186696] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1513.186698] Hello, who woke me?
>[ 1513.186701] Modules linked in:
>[ 1513.186704]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1513.186743] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1513.186746] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1513.186800] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1513.186805]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1513.186813]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1513.186820]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1513.186828] Call Trace:
>[ 1513.186836]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1513.186842]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1513.186847]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1513.186853]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1513.186906]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1513.186913]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1513.186918]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1513.186923]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1513.186927]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1513.186932]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1513.186938]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1513.186943]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1513.186948]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1513.186952] ---[ end trace ec3ff52ee7fae9cf ]---
>[ 1513.186959] ------------[ cut here ]------------
>[ 1513.186966] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1513.186968] Hello, who woke me?
>[ 1513.186970] Modules linked in:
>[ 1513.186972]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1513.187005] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1513.187008] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1513.187061] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1513.187065]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1513.187072]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1513.187080]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1513.187087] Call Trace:
>[ 1513.187092]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1513.187097]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1513.187102]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1513.187108]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1513.187161]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1513.187167]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1513.187172]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1513.187176]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1513.187181]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1513.187185]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1513.187190]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1513.187196]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1513.187200]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1513.187204] ---[ end trace ec3ff52ee7fae9d0 ]---
>[ 1523.273973] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1523.274029] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1523.274077] [drm:intel_power_well_enable [i915]] enabling display
>[ 1523.276340] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1523.276396] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1523.276939] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1523.279209] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1523.285839] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1523.285893] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1523.286311] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1523.286363] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1523.286718] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1523.286734] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1523.286787] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1523.286842] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1523.287670] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1523.287726] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1523.287778] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1523.287827] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1523.290069] [drm:intel_power_well_disable [i915]] disabling display
>[ 1523.292512] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1523.292570] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1523.292621] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1523.292669] [drm:intel_power_well_enable [i915]] enabling display
>[ 1523.294919] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1523.294975] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1523.295331] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1523.297610] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1523.299872] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1523.302136] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1523.304374] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1523.309303] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.311842] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.314379] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.316916] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.319516] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.322057] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.324566] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.327072] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.329577] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.332083] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.334589] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.337095] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.339583] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.342069] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.344553] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.347038] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.349522] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.352006] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.354490] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.356971] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.359452] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.361948] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.364454] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.366954] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.369443] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.371952] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.374459] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.376960] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.379448] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.381954] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.384450] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.386963] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1523.386972] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1523.387000] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1523.389194] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1523.391391] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1523.393615] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1523.395852] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1523.398053] [drm:intel_power_well_disable [i915]] disabling display
>[ 1523.400522] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1523.400561] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1523.400594] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1523.400626] [drm:intel_power_well_enable [i915]] enabling display
>[ 1523.402920] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1523.402958] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1523.430673] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1523.430703] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1523.430885] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1523.430914] [drm:intel_power_well_disable [i915]] disabling display
>[ 1523.432711] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1523.432725] ------------[ cut here ]------------
>[ 1523.432737] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1523.432739] Hello, who woke me?
>[ 1523.432741] Modules linked in:
>[ 1523.432744]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1523.432783] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1523.432786] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1523.432840] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1523.432845]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1523.432853]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1523.432860]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1523.432868] Call Trace:
>[ 1523.432876]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1523.432883]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1523.432888]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1523.432894]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1523.432953]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1523.432959]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1523.432963]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1523.432967]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1523.432971]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1523.432975]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1523.432980]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1523.432985]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1523.432989]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1523.432992] ---[ end trace ec3ff52ee7fae9d1 ]---
>[ 1523.432997] ------------[ cut here ]------------
>[ 1523.433003] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1523.433004] Hello, who woke me?
>[ 1523.433006] Modules linked in:
>[ 1523.433007]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1523.433036] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1523.433038] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1523.433083] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1523.433086]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1523.433092]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1523.433098]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1523.433105] Call Trace:
>[ 1523.433109]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1523.433113]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1523.433117]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1523.433122]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1523.433167]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1523.433172]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1523.433176]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1523.433180]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1523.433184]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1523.433187]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1523.433192]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1523.433196]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1523.433200]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1523.433203] ---[ end trace ec3ff52ee7fae9d2 ]---
>[ 1533.517896] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1533.517951] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1533.517999] [drm:intel_power_well_enable [i915]] enabling display
>[ 1533.520114] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1533.520171] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1533.520645] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1533.522879] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1533.529138] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1533.529192] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1533.529859] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1533.529912] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1533.530235] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1533.530248] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1533.530301] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1533.530353] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1533.531383] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1533.531443] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1533.531495] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1533.531811] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1533.534059] [drm:intel_power_well_disable [i915]] disabling display
>[ 1533.536496] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1533.536585] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1533.536636] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1533.536684] [drm:intel_power_well_enable [i915]] enabling display
>[ 1533.538935] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1533.538991] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1533.539347] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1533.541588] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1533.543809] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1533.546092] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1533.548354] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1533.553110] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.555703] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.558243] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.560785] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.563326] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.565841] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.568353] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.570864] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.573374] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.575885] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.578395] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.580906] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.583423] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.585924] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.588416] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.590909] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.593403] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.595895] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.598385] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.600886] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.603379] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.605870] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.608358] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.610843] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.613326] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.615813] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.618300] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.620784] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.623268] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.625759] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.628245] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.630731] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1533.630741] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1533.630769] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1533.632829] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1533.635053] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1533.637254] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1533.639316] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1533.641369] [drm:intel_power_well_disable [i915]] disabling display
>[ 1533.643797] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1533.643837] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1533.643870] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1533.643902] [drm:intel_power_well_enable [i915]] enabling display
>[ 1533.645995] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1533.646045] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1533.673405] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1533.673435] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1533.673703] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1533.673734] [drm:intel_power_well_disable [i915]] disabling display
>[ 1533.675822] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1533.675835] ------------[ cut here ]------------
>[ 1533.675847] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1533.675849] Hello, who woke me?
>[ 1533.675852] Modules linked in:
>[ 1533.675855]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1533.675894] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1533.675897] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1533.675951] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1533.675956]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1533.675964]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1533.675972]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1533.675979] Call Trace:
>[ 1533.675988]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1533.675994]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1533.676000]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1533.676006]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1533.676059]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1533.676065]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1533.676070]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1533.676075]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1533.676080]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1533.676084]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1533.676091]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1533.676096]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1533.676101]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1533.676105] ---[ end trace ec3ff52ee7fae9d3 ]---
>[ 1533.676112] ------------[ cut here ]------------
>[ 1533.676119] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1533.676120] Hello, who woke me?
>[ 1533.676122] Modules linked in:
>[ 1533.676124]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1533.676158] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1533.676160] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1533.676213] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1533.676218]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1533.676225]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1533.676232]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1533.676239] Call Trace:
>[ 1533.676245]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1533.676250]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1533.676255]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1533.676261]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1533.676314]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1533.676319]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1533.676324]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1533.676329]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1533.676334]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1533.676338]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1533.676343]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1533.676349]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1533.676353]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1533.676357] ---[ end trace ec3ff52ee7fae9d4 ]---
>[ 1543.762218] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1543.762273] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1543.762322] [drm:intel_power_well_enable [i915]] enabling display
>[ 1543.763883] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1543.763939] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1543.764295] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1543.765810] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1543.771870] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1543.771924] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1543.772399] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1543.772452] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1543.772879] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1543.772895] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1543.772947] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1543.772999] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1543.773680] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1543.773737] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1543.773792] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1543.773844] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1543.776107] [drm:intel_power_well_disable [i915]] disabling display
>[ 1543.778541] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1543.778599] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1543.778768] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1543.778816] [drm:intel_power_well_enable [i915]] enabling display
>[ 1543.780923] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1543.780979] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1543.781335] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1543.783421] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1543.785508] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1543.787592] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1543.789693] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1543.794270] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.796809] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.799345] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.801880] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.804415] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.806952] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.809486] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.812021] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.814555] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.817090] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.819714] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.822226] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.824733] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.827237] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.829741] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.832245] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.834751] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.837255] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.839759] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.842245] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.844729] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.847212] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.849695] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.852184] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.854672] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.857158] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.859644] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.862192] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.864677] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.867158] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.869666] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.872153] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1543.872163] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1543.872191] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1543.874244] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1543.876294] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1543.878343] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1543.880392] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1543.882442] [drm:intel_power_well_disable [i915]] disabling display
>[ 1543.884844] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1543.884900] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1543.884940] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1543.884978] [drm:intel_power_well_enable [i915]] enabling display
>[ 1543.887066] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1543.887111] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1543.914679] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1543.914712] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1543.914900] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1543.914934] [drm:intel_power_well_disable [i915]] disabling display
>[ 1543.917023] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1543.917037] ------------[ cut here ]------------
>[ 1543.917049] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1543.917051] Hello, who woke me?
>[ 1543.917054] Modules linked in:
>[ 1543.917056]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1543.917096] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1543.917099] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1543.917153] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1543.917158]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1543.917165]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1543.917173]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1543.917181] Call Trace:
>[ 1543.917189]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1543.917195]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1543.917201]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1543.917207]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1543.917260]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1543.917266]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1543.917271]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1543.917276]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1543.917281]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1543.917285]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1543.917291]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1543.917297]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1543.917302]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1543.917305] ---[ end trace ec3ff52ee7fae9d5 ]---
>[ 1543.917312] ------------[ cut here ]------------
>[ 1543.917319] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1543.917321] Hello, who woke me?
>[ 1543.917323] Modules linked in:
>[ 1543.917325]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1543.917359] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1543.917361] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1543.917414] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1543.917418]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1543.917426]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1543.917433]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1543.917440] Call Trace:
>[ 1543.917445]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1543.917450]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1543.917455]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1543.917461]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1543.917515]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1543.917520]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1543.917525]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1543.917530]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1543.917535]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1543.917539]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1543.917544]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1543.917549]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1543.917554]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1543.917557] ---[ end trace ec3ff52ee7fae9d6 ]---
>[ 1554.006252] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1554.006307] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1554.006356] [drm:intel_power_well_enable [i915]] enabling display
>[ 1554.008661] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1554.008732] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1554.009088] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1554.011360] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1554.018023] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1554.018076] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1554.018498] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1554.018549] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1554.019054] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1554.019069] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1554.019122] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1554.019178] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1554.020080] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1554.020140] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1554.020192] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1554.020240] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1554.022557] [drm:intel_power_well_disable [i915]] disabling display
>[ 1554.024988] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1554.025047] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1554.025097] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1554.025145] [drm:intel_power_well_enable [i915]] enabling display
>[ 1554.027433] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1554.027490] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1554.027911] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1554.030154] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1554.032407] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1554.034679] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1554.036928] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1554.041691] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.044323] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.046871] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.049410] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.051952] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.054470] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.056980] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.059490] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.062002] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.064512] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.067021] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.069512] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.072001] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.074491] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.076979] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.079470] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.081961] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.084457] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.086947] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.089436] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.091920] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.094406] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.096891] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.099377] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.101859] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.104341] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.106825] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.109308] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.111791] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.114314] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.116803] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.119296] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1554.119306] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1554.119334] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1554.121543] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1554.123828] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1554.126025] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1554.128260] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1554.130494] [drm:intel_power_well_disable [i915]] disabling display
>[ 1554.132978] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1554.133033] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1554.133080] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1554.133125] [drm:intel_power_well_enable [i915]] enabling display
>[ 1554.135405] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1554.135457] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1554.163372] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1554.163401] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1554.163583] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1554.163612] [drm:intel_power_well_disable [i915]] disabling display
>[ 1554.165264] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1554.165278] ------------[ cut here ]------------
>[ 1554.165290] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1554.165292] Hello, who woke me?
>[ 1554.165295] Modules linked in:
>[ 1554.165298]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1554.165337] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1554.165340] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1554.165394] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1554.165399]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1554.165407]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1554.165414]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1554.165422] Call Trace:
>[ 1554.165430]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1554.165436]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1554.165442]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1554.165448]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1554.165501]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1554.165508]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1554.165512]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1554.165517]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1554.165522]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1554.165527]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1554.165533]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1554.165539]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1554.165543]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1554.165547] ---[ end trace ec3ff52ee7fae9d7 ]---
>[ 1554.165554] ------------[ cut here ]------------
>[ 1554.165561] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1554.165563] Hello, who woke me?
>[ 1554.165565] Modules linked in:
>[ 1554.165567]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1554.165601] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1554.165603] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1554.165656] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1554.165660]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1554.165668]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1554.165675]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1554.165682] Call Trace:
>[ 1554.165687]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1554.165692]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1554.165697]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1554.165703]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1554.165757]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1554.165762]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1554.165767]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1554.165772]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1554.165776]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1554.165781]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1554.165786]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1554.165791]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1554.165795]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1554.165834] ---[ end trace ec3ff52ee7fae9d8 ]---
>[ 1564.250349] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1564.250404] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1564.250453] [drm:intel_power_well_enable [i915]] enabling display
>[ 1564.252718] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1564.252774] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1564.253289] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1564.255532] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1564.262127] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1564.262181] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1564.262604] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1564.262656] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1564.263080] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1564.263096] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1564.263149] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1564.263201] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1564.263883] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1564.263940] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1564.263996] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1564.264047] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1564.266287] [drm:intel_power_well_disable [i915]] disabling display
>[ 1564.268747] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1564.268806] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1564.268978] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1564.269030] [drm:intel_power_well_enable [i915]] enabling display
>[ 1564.271291] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1564.271347] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1564.271703] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1564.273969] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1564.276230] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1564.278493] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1564.280753] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1564.285595] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.288132] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.290669] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.293205] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.295740] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.298277] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.300861] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.303399] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.305937] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.308447] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.310953] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.313458] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.315964] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.318474] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.320980] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.323484] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.325988] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.328493] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.330980] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.333463] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.335947] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.338431] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.340914] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.343399] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.345884] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.348365] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.350846] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.353333] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.355814] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.358326] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.360816] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.363327] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1564.363337] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1564.363365] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1564.365418] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1564.367609] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1564.369809] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1564.372072] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1564.374308] [drm:intel_power_well_disable [i915]] disabling display
>[ 1564.376515] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1564.376564] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1564.376608] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1564.376651] [drm:intel_power_well_enable [i915]] enabling display
>[ 1564.378960] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1564.379010] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1564.406275] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1564.406304] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1564.406486] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1564.406516] [drm:intel_power_well_disable [i915]] disabling display
>[ 1564.408163] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1564.408176] ------------[ cut here ]------------
>[ 1564.408187] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1564.408189] Hello, who woke me?
>[ 1564.408191] Modules linked in:
>[ 1564.408194]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1564.408239] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1564.408241] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1564.408286] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1564.408291]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1564.408297]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1564.408303]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1564.408310] Call Trace:
>[ 1564.408317]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1564.408322]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1564.408327]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1564.408332]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1564.408377]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1564.408382]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1564.408386]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1564.408390]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1564.408394]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1564.408398]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1564.408404]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1564.408408]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1564.408412]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1564.408415] ---[ end trace ec3ff52ee7fae9d9 ]---
>[ 1564.408421] ------------[ cut here ]------------
>[ 1564.408427] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1564.408428] Hello, who woke me?
>[ 1564.408430] Modules linked in:
>[ 1564.408432]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1564.408460] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1564.408462] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1564.408507] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1564.408510]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1564.408517]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1564.408523]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1564.408529] Call Trace:
>[ 1564.408533]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1564.408537]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1564.408542]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1564.408547]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1564.408591]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1564.408596]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1564.408600]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1564.408604]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1564.408608]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1564.408612]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1564.408616]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1564.408620]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1564.408624]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1564.408627] ---[ end trace ec3ff52ee7fae9da ]---
>[ 1574.494345] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1574.494401] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1574.494449] [drm:intel_power_well_enable [i915]] enabling display
>[ 1574.496742] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1574.496798] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1574.497161] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1574.499409] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1574.505760] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1574.505814] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1574.506255] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1574.506308] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1574.506580] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1574.506594] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1574.506648] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1574.506700] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1574.507334] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1574.507390] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1574.507442] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1574.507490] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1574.509732] [drm:intel_power_well_disable [i915]] disabling display
>[ 1574.512171] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1574.512230] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1574.512280] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1574.512328] [drm:intel_power_well_enable [i915]] enabling display
>[ 1574.514586] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1574.514642] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1574.515002] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1574.517244] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1574.519331] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1574.521416] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1574.523501] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1574.528081] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.530620] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.533156] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.535691] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.538227] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.540764] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.543300] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.545808] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.548314] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.550819] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.553326] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.555813] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.558298] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.560782] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.563266] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.565749] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.568233] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.570716] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.573200] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.575680] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.578159] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.580636] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.583115] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.585593] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.588071] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.590550] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.593029] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.595508] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.597986] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.600465] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.602945] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.605455] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1574.605465] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1574.605492] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1574.607547] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1574.609597] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1574.611646] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1574.613695] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1574.615745] [drm:intel_power_well_disable [i915]] disabling display
>[ 1574.618149] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1574.618196] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1574.618236] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1574.618274] [drm:intel_power_well_enable [i915]] enabling display
>[ 1574.620363] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1574.620408] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1574.647960] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1574.647989] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1574.648172] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1574.648201] [drm:intel_power_well_disable [i915]] disabling display
>[ 1574.650289] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1574.650304] ------------[ cut here ]------------
>[ 1574.650316] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1574.650318] Hello, who woke me?
>[ 1574.650321] Modules linked in:
>[ 1574.650323]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1574.650363] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1574.650366] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1574.650419] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1574.650424]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1574.650432]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1574.650440]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1574.650447] Call Trace:
>[ 1574.650456]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1574.650462]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1574.650467]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1574.650473]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1574.650527]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1574.650533]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1574.650538]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1574.650543]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1574.650547]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1574.650552]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1574.650558]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1574.650564]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1574.650568]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1574.650572] ---[ end trace ec3ff52ee7fae9db ]---
>[ 1574.650579] ------------[ cut here ]------------
>[ 1574.650586] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1574.650587] Hello, who woke me?
>[ 1574.650590] Modules linked in:
>[ 1574.650592]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1574.650625] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1574.650628] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1574.650681] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1574.650685]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1574.650692]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1574.650700]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1574.650707] Call Trace:
>[ 1574.650712]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1574.650717]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1574.650722]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1574.650728]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1574.650781]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1574.650787]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1574.650792]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1574.650797]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1574.650801]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1574.650806]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1574.650811]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1574.650816]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1574.650820]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1574.650824] ---[ end trace ec3ff52ee7fae9dc ]---
>[ 1584.738507] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1584.738563] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1584.738611] [drm:intel_power_well_enable [i915]] enabling display
>[ 1584.740905] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1584.740961] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1584.741562] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1584.743808] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1584.750586] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1584.750640] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1584.751216] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1584.751269] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1584.751601] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1584.751614] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1584.751667] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1584.751719] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1584.752764] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1584.752824] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1584.752876] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1584.752925] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1584.753305] [drm:intel_power_well_disable [i915]] disabling display
>[ 1584.755547] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1584.755602] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1584.755652] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1584.755700] [drm:intel_power_well_enable [i915]] enabling display
>[ 1584.757962] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1584.758038] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1584.758394] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1584.760662] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1584.762926] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1584.765191] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1584.767458] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1584.772193] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.774732] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.777272] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.779811] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.782351] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.784889] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.787415] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.789939] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.792468] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.795092] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.797598] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.800104] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.802609] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.805114] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.807613] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.810100] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.812583] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.815064] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.817557] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.820040] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.822550] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.825044] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.827551] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.830039] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.832554] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.835046] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.837556] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.840045] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.842557] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.845053] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.847560] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.850055] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1584.850065] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1584.850093] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1584.852298] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1584.854501] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1584.856707] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1584.858767] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1584.860819] [drm:intel_power_well_disable [i915]] disabling display
>[ 1584.863250] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1584.863308] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1584.863352] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1584.863395] [drm:intel_power_well_enable [i915]] enabling display
>[ 1584.865495] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1584.865545] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1584.893102] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1584.893131] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1584.893314] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1584.893343] [drm:intel_power_well_disable [i915]] disabling display
>[ 1584.895434] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1584.895448] ------------[ cut here ]------------
>[ 1584.895461] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1584.895463] Hello, who woke me?
>[ 1584.895465] Modules linked in:
>[ 1584.895468]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1584.895507] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1584.895510] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1584.895564] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1584.895569]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1584.895577]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1584.895584]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1584.895592] Call Trace:
>[ 1584.895600]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1584.895606]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1584.895612]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1584.895618]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1584.895671]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1584.895677]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1584.895682]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1584.895687]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1584.895692]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1584.895696]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1584.895702]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1584.895708]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1584.895712]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1584.895716] ---[ end trace ec3ff52ee7fae9dd ]---
>[ 1584.895724] ------------[ cut here ]------------
>[ 1584.895730] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1584.895732] Hello, who woke me?
>[ 1584.895734] Modules linked in:
>[ 1584.895736]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1584.895770] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1584.895772] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1584.895825] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1584.895829]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1584.895837]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1584.895844]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1584.895851] Call Trace:
>[ 1584.895856]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1584.895862]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1584.895866]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1584.895873]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1584.895926]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1584.895931]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1584.895936]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1584.895941]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1584.895946]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1584.895950]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1584.895955]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1584.895960]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1584.895965]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1584.895968] ---[ end trace ec3ff52ee7fae9de ]---
>[ 1594.982630] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1594.982685] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1594.982734] [drm:intel_power_well_enable [i915]] enabling display
>[ 1594.985029] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1594.985099] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1594.985455] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1594.987727] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1594.994350] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1594.994404] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1594.994878] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1594.994931] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1594.995419] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1594.995435] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1594.995487] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1594.995542] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1594.996218] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1594.996275] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1594.996330] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1594.996379] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1594.998650] [drm:intel_power_well_disable [i915]] disabling display
>[ 1595.001050] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1595.001138] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1595.001189] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1595.001237] [drm:intel_power_well_enable [i915]] enabling display
>[ 1595.003484] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1595.003540] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1595.003896] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1595.006162] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1595.008395] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1595.010625] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1595.012864] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1595.017600] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.020239] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.022778] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.025317] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.027829] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.030338] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.032846] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.035355] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.037863] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.040353] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.042839] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.045325] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.047812] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.050299] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.052786] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.055275] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.057757] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.060239] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.062720] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.065201] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.067682] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.070165] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.072650] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.075138] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.077624] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.080110] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.082613] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.085118] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.087613] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.090113] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.092614] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.095116] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1595.095126] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1595.095154] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1595.097351] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1595.099555] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1595.101748] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1595.103802] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1595.105872] [drm:intel_power_well_disable [i915]] disabling display
>[ 1595.108261] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1595.108302] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1595.108337] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1595.108370] [drm:intel_power_well_enable [i915]] enabling display
>[ 1595.110453] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1595.110492] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1595.137850] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1595.137879] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1595.138061] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1595.138091] [drm:intel_power_well_disable [i915]] disabling display
>[ 1595.140251] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1595.140260] ------------[ cut here ]------------
>[ 1595.140268] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1595.140269] Hello, who woke me?
>[ 1595.140271] Modules linked in:
>[ 1595.140272]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1595.140296] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1595.140297] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1595.140328] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1595.140331]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1595.140335]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1595.140339]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1595.140343] Call Trace:
>[ 1595.140349]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1595.140353]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1595.140356]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1595.140359]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1595.140389]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1595.140392]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1595.140395]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1595.140398]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1595.140401]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1595.140403]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1595.140407]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1595.140410]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1595.140413]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1595.140415] ---[ end trace ec3ff52ee7fae9df ]---
>[ 1595.140420] ------------[ cut here ]------------
>[ 1595.140424] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1595.140425] Hello, who woke me?
>[ 1595.140426] Modules linked in:
>[ 1595.140427]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1595.140446] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1595.140447] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1595.140477] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1595.140479]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1595.140483]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1595.140487]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1595.140491] Call Trace:
>[ 1595.140494]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1595.140497]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1595.140499]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1595.140503]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1595.140532]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1595.140535]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1595.140538]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1595.140540]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1595.140543]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1595.140545]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1595.140548]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1595.140551]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1595.140554]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1595.140555] ---[ end trace ec3ff52ee7fae9e0 ]---
>[ 1605.226720] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1605.226775] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1605.226824] [drm:intel_power_well_enable [i915]] enabling display
>[ 1605.229115] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1605.229171] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1605.229651] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1605.231948] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1605.238534] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1605.238587] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1605.239005] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1605.239057] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1605.239402] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1605.239419] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1605.239478] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1605.239532] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1605.240299] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1605.240355] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1605.240407] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1605.240456] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1605.242696] [drm:intel_power_well_disable [i915]] disabling display
>[ 1605.245159] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1605.245248] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1605.245299] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1605.245347] [drm:intel_power_well_enable [i915]] enabling display
>[ 1605.247453] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1605.247509] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1605.247865] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1605.250106] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1605.252370] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1605.254635] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1605.256897] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1605.261627] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.264200] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.266806] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.269345] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.271881] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.274418] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.276955] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.279494] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.282028] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.284538] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.287045] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.289552] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.292059] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.294568] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.297073] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.299579] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.302085] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.304571] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.307055] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.309540] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.312024] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.314509] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.316999] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.319489] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.321975] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.324459] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.326942] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.329430] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.331913] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.334397] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.336879] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.339362] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1605.339372] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1605.339400] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1605.341668] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1605.343728] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1605.345782] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1605.347834] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1605.349887] [drm:intel_power_well_disable [i915]] disabling display
>[ 1605.352117] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1605.352150] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1605.352187] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1605.352464] [drm:intel_power_well_enable [i915]] enabling display
>[ 1605.354551] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1605.354590] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1605.381957] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1605.381989] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1605.382174] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1605.382205] [drm:intel_power_well_disable [i915]] disabling display
>[ 1605.384548] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1605.384558] ------------[ cut here ]------------
>[ 1605.384566] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1605.384567] Hello, who woke me?
>[ 1605.384569] Modules linked in:
>[ 1605.384571]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1605.384596] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1605.384598] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1605.384630] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1605.384633]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1605.384638]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1605.384642]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1605.384647] Call Trace:
>[ 1605.384653]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1605.384657]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1605.384660]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1605.384664]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1605.384695]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1605.384699]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1605.384702]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1605.384705]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1605.384708]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1605.384711]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1605.384715]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1605.384719]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1605.384721]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1605.384723] ---[ end trace ec3ff52ee7fae9e1 ]---
>[ 1605.384729] ------------[ cut here ]------------
>[ 1605.384733] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1605.384734] Hello, who woke me?
>[ 1605.384735] Modules linked in:
>[ 1605.384737]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1605.384756] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1605.384758] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1605.384789] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1605.384792]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1605.384796]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1605.384800]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1605.384805] Call Trace:
>[ 1605.384808]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1605.384811]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1605.384814]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1605.384817]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1605.384849]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1605.384852]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1605.384855]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1605.384858]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1605.384861]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1605.384863]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1605.384866]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1605.384869]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1605.384872]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1605.384874] ---[ end trace ec3ff52ee7fae9e2 ]---
>[ 1615.470868] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1615.470924] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1615.470973] [drm:intel_power_well_enable [i915]] enabling display
>[ 1615.473290] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1615.473346] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1615.473702] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1615.475976] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1615.482603] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1615.482657] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1615.483078] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1615.483130] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1615.483720] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1615.483734] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1615.483786] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1615.483838] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1615.484857] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1615.484916] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1615.484968] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1615.485017] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1615.487262] [drm:intel_power_well_disable [i915]] disabling display
>[ 1615.489509] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1615.489565] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1615.489614] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1615.489662] [drm:intel_power_well_enable [i915]] enabling display
>[ 1615.491925] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1615.491981] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1615.492570] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1615.494835] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1615.497065] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1615.499329] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1615.501560] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1615.506323] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.508979] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.511522] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.514062] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.516605] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.519143] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.521684] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.524235] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.526942] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.529456] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.531975] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.534492] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.537005] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.539518] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.542030] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.544524] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.547013] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.549503] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.551995] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.554485] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.556976] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.559466] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.561950] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.564434] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.566918] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.569404] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.571897] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.574388] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.576888] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.579394] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.581891] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.584388] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1615.584398] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1615.584426] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1615.586625] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1615.588686] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1615.590313] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1615.592370] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1615.594425] [drm:intel_power_well_disable [i915]] disabling display
>[ 1615.596631] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1615.596664] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1615.596694] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1615.596722] [drm:intel_power_well_enable [i915]] enabling display
>[ 1615.598802] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1615.598840] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1615.626187] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1615.626219] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1615.626505] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1615.626538] [drm:intel_power_well_disable [i915]] disabling display
>[ 1615.628622] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1615.628635] ------------[ cut here ]------------
>[ 1615.628645] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1615.628647] Hello, who woke me?
>[ 1615.628649] Modules linked in:
>[ 1615.628652]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1615.628687] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1615.628690] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1615.628738] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1615.628742]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1615.628749]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1615.628756]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1615.628763] Call Trace:
>[ 1615.628770]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1615.628776]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1615.628781]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1615.628786]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1615.628834]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1615.628839]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1615.628843]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1615.628848]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1615.628852]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1615.628856]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1615.628862]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1615.628867]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1615.628871]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1615.628874] ---[ end trace ec3ff52ee7fae9e3 ]---
>[ 1615.628880] ------------[ cut here ]------------
>[ 1615.628886] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1615.628888] Hello, who woke me?
>[ 1615.628890] Modules linked in:
>[ 1615.628892]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1615.628921] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1615.628924] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1615.628970] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1615.628974]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1615.628981]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1615.628987]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1615.628994] Call Trace:
>[ 1615.628998]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1615.629003]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1615.629007]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1615.629013]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1615.629060]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1615.629065]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1615.629069]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1615.629073]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1615.629078]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1615.629081]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1615.629086]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1615.629090]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1615.629094]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1615.629098] ---[ end trace ec3ff52ee7fae9e4 ]---
>[ 1625.714871] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1625.714926] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1625.714974] [drm:intel_power_well_enable [i915]] enabling display
>[ 1625.716417] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1625.716474] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1625.716830] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1625.718618] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1625.725015] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1625.725068] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1625.725672] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1625.725725] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1625.726057] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1625.726070] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1625.726123] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1625.726175] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1625.727311] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1625.727388] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1625.727440] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1625.727489] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1625.729714] [drm:intel_power_well_disable [i915]] disabling display
>[ 1625.731944] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1625.732000] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1625.732051] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1625.732098] [drm:intel_power_well_enable [i915]] enabling display
>[ 1625.734390] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1625.734446] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1625.734802] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1625.736894] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1625.738981] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1625.741069] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1625.743156] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1625.747740] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.750280] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.752824] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.755511] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.758052] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.760577] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.763087] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.765597] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.768108] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.770618] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.773112] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.775600] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.778089] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.780577] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.783078] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.785563] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.788052] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.790536] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.793023] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.795508] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.797992] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.800476] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.802960] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.805443] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.807938] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.810437] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.812942] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.815431] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.817968] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.820458] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.822948] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.825435] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1625.825445] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1625.825473] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1625.827530] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1625.829585] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1625.831638] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1625.833693] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1625.835747] [drm:intel_power_well_disable [i915]] disabling display
>[ 1625.837967] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1625.838001] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1625.838030] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1625.838059] [drm:intel_power_well_enable [i915]] enabling display
>[ 1625.840138] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1625.840175] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1625.867534] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1625.867563] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1625.867745] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1625.867775] [drm:intel_power_well_disable [i915]] disabling display
>[ 1625.869834] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1625.869844] ------------[ cut here ]------------
>[ 1625.869851] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1625.869852] Hello, who woke me?
>[ 1625.869853] Modules linked in:
>[ 1625.869855]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1625.869878] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1625.869880] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1625.869910] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1625.869913]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1625.869917]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1625.869921]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1625.869925] Call Trace:
>[ 1625.869931]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1625.869935]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1625.869938]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1625.869942]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1625.869971]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1625.869975]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1625.869978]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1625.869980]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1625.869983]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1625.869986]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1625.869989]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1625.869993]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1625.869995]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1625.869997] ---[ end trace ec3ff52ee7fae9e5 ]---
>[ 1625.870002] ------------[ cut here ]------------
>[ 1625.870006] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1625.870007] Hello, who woke me?
>[ 1625.870008] Modules linked in:
>[ 1625.870010]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1625.870028] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1625.870029] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1625.870059] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1625.870061]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1625.870065]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1625.870069]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1625.870073] Call Trace:
>[ 1625.870076]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1625.870079]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1625.870081]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1625.870085]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1625.870114]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1625.870117]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1625.870120]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1625.870123]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1625.870125]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1625.870127]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1625.870130]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1625.870133]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1625.870136]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1625.870138] ---[ end trace ec3ff52ee7fae9e6 ]---
>[ 1635.958978] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1635.959033] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1635.959082] [drm:intel_power_well_enable [i915]] enabling display
>[ 1635.961328] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1635.961385] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1635.961747] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1635.964017] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1635.970615] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1635.970669] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1635.971131] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1635.971183] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1635.971448] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1635.971891] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1635.971950] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1635.972002] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1635.972624] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1635.972679] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1635.972735] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1635.972787] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1635.975030] [drm:intel_power_well_disable [i915]] disabling display
>[ 1635.977430] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1635.977519] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1635.977569] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1635.977617] [drm:intel_power_well_enable [i915]] enabling display
>[ 1635.979871] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1635.979928] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1635.980284] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1635.982568] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1635.984791] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1635.987011] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1635.989250] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1635.993983] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1635.996612] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1635.999154] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.001698] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.004237] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.006778] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.009317] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.011860] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.014374] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.016886] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.019410] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.021960] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.024484] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.026984] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.029480] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.031985] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.034479] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.036988] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.039482] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.041980] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.044458] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.046973] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.049460] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.051974] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.054463] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.056973] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.059476] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.061988] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.064467] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.066980] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.069479] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.071989] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1636.071999] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1636.072027] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1636.074222] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1636.076456] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1636.078723] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1636.080915] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1636.083108] [drm:intel_power_well_disable [i915]] disabling display
>[ 1636.085543] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1636.085597] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1636.085642] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1636.085684] [drm:intel_power_well_enable [i915]] enabling display
>[ 1636.088031] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1636.088081] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1636.115738] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1636.115767] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1636.115949] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1636.115979] [drm:intel_power_well_disable [i915]] disabling display
>[ 1636.117736] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1636.117745] ------------[ cut here ]------------
>[ 1636.117753] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1636.117754] Hello, who woke me?
>[ 1636.117756] Modules linked in:
>[ 1636.117758]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1636.117781] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1636.117782] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1636.117813] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1636.117815]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1636.117820]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1636.117824]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1636.117828] Call Trace:
>[ 1636.117833]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1636.117838]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1636.117840]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1636.117844]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1636.117873]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1636.117877]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1636.117880]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1636.117882]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1636.117885]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1636.117888]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1636.117892]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1636.117895]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1636.117897]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1636.117899] ---[ end trace ec3ff52ee7fae9e7 ]---
>[ 1636.117904] ------------[ cut here ]------------
>[ 1636.117908] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1636.117909] Hello, who woke me?
>[ 1636.117910] Modules linked in:
>[ 1636.117911]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1636.117930] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1636.117931] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1636.117961] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1636.117963]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1636.117967]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1636.117971]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1636.117975] Call Trace:
>[ 1636.117978]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1636.117981]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1636.117983]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1636.117987]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1636.118016]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1636.118019]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1636.118022]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1636.118024]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1636.118027]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1636.118029]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1636.118032]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1636.118035]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1636.118038]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1636.118039] ---[ end trace ec3ff52ee7fae9e8 ]---
>[ 1646.203073] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1646.203128] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1646.203177] [drm:intel_power_well_enable [i915]] enabling display
>[ 1646.205441] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1646.205497] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1646.205970] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1646.208321] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1646.214896] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1646.214950] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1646.215355] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1646.215406] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1646.215976] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1646.215989] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1646.216041] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1646.216093] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1646.217139] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1646.217199] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1646.217251] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1646.217299] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1646.219544] [drm:intel_power_well_disable [i915]] disabling display
>[ 1646.221786] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1646.221842] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1646.221892] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1646.221940] [drm:intel_power_well_enable [i915]] enabling display
>[ 1646.224193] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1646.224249] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1646.224843] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1646.227064] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1646.229304] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1646.231545] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1646.233781] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1646.238560] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.241228] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.243771] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.246311] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.248826] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.251349] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.253860] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.256370] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.258869] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.261354] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.263843] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.266331] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.268821] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.271306] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.273794] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.276280] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.278766] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.281249] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.283732] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.286217] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.288700] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.291184] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.293670] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.296155] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.298642] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.301134] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.303621] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.306143] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.308628] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.311133] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.313623] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.316147] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1646.316157] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1646.316185] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1646.318383] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1646.320622] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1646.322823] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1646.325060] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1646.327116] [drm:intel_power_well_disable [i915]] disabling display
>[ 1646.329513] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1646.329565] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1646.329911] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1646.329946] [drm:intel_power_well_enable [i915]] enabling display
>[ 1646.332052] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1646.332102] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1646.359720] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1646.359758] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1646.359957] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1646.359995] [drm:intel_power_well_disable [i915]] disabling display
>[ 1646.362070] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1646.362082] ------------[ cut here ]------------
>[ 1646.362092] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1646.362093] Hello, who woke me?
>[ 1646.362095] Modules linked in:
>[ 1646.362098]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1646.362128] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1646.362129] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1646.362169] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1646.362173]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1646.362179]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1646.362184]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1646.362189] Call Trace:
>[ 1646.362196]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1646.362201]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1646.362205]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1646.362209]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1646.362248]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1646.362253]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1646.362257]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1646.362260]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1646.362264]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1646.362267]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1646.362272]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1646.362276]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1646.362279]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1646.362282] ---[ end trace ec3ff52ee7fae9e9 ]---
>[ 1646.362288] ------------[ cut here ]------------
>[ 1646.362293] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1646.362294] Hello, who woke me?
>[ 1646.362296] Modules linked in:
>[ 1646.362297]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1646.362322] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1646.362324] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1646.362362] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1646.362365]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1646.362371]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1646.362376]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1646.362381] Call Trace:
>[ 1646.362385]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1646.362389]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1646.362392]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1646.362397]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1646.362435]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1646.362439]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1646.362443]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1646.362446]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1646.362450]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1646.362453]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1646.362456]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1646.362460]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1646.362464]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1646.362466] ---[ end trace ec3ff52ee7fae9ea ]---
>[ 1656.447191] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1656.447246] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1656.447295] [drm:intel_power_well_enable [i915]] enabling display
>[ 1656.449537] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1656.449594] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1656.450148] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1656.452429] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1656.459179] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1656.459233] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1656.459638] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1656.459775] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1656.460106] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1656.460119] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1656.460171] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1656.460223] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1656.461125] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1656.461182] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1656.461234] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1656.461282] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1656.463524] [drm:intel_power_well_disable [i915]] disabling display
>[ 1656.465933] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1656.465991] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1656.466042] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1656.466090] [drm:intel_power_well_enable [i915]] enabling display
>[ 1656.468373] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1656.468429] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1656.468864] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1656.471113] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1656.473423] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1656.475685] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1656.477948] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1656.482710] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.485252] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.487790] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.490325] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.492834] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.495339] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.497845] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.500351] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.502857] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.505363] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.507868] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.510355] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.512840] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.515324] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.517808] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.520291] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.522775] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.525257] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.527737] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.530216] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.532697] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.535177] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.537660] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.540158] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.542644] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.545176] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.547661] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.550160] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.552651] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.555159] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.557651] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.560180] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1656.560190] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1656.560218] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1656.562413] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1656.564637] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1656.566847] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1656.569080] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1656.571139] [drm:intel_power_well_disable [i915]] disabling display
>[ 1656.573351] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1656.573400] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1656.573444] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1656.573486] [drm:intel_power_well_enable [i915]] enabling display
>[ 1656.575582] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1656.575631] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1656.603354] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1656.603391] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1656.603582] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1656.603619] [drm:intel_power_well_disable [i915]] disabling display
>[ 1656.605230] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1656.605244] ------------[ cut here ]------------
>[ 1656.605254] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1656.605256] Hello, who woke me?
>[ 1656.605259] Modules linked in:
>[ 1656.605262]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1656.605301] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1656.605304] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1656.605358] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1656.605363]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1656.605371]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1656.605378]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1656.605386] Call Trace:
>[ 1656.605394]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1656.605401]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1656.605406]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1656.605412]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1656.605465]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1656.605471]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1656.605476]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1656.605481]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1656.605486]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1656.605490]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1656.605496]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1656.605502]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1656.605507]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1656.605510] ---[ end trace ec3ff52ee7fae9eb ]---
>[ 1656.605517] ------------[ cut here ]------------
>[ 1656.605524] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1656.605525] Hello, who woke me?
>[ 1656.605527] Modules linked in:
>[ 1656.605530]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1656.605564] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1656.605566] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1656.605619] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1656.605623]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1656.605631]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1656.605638]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1656.605645] Call Trace:
>[ 1656.605650]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1656.605655]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1656.605660]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1656.605666]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1656.605720]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1656.605725]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1656.605730]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1656.605735]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1656.605740]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1656.605744]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1656.605749]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1656.605754]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1656.605759]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1656.605797] ---[ end trace ec3ff52ee7fae9ec ]---
>[ 1666.691330] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1666.691386] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1666.691434] [drm:intel_power_well_enable [i915]] enabling display
>[ 1666.693725] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1666.693795] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1666.694151] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1666.696448] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1666.703106] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1666.703160] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1666.703578] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1666.703630] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1666.703993] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1666.704009] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1666.704062] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1666.704114] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1666.704898] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1666.704954] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1666.705009] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1666.705058] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1666.707283] [drm:intel_power_well_disable [i915]] disabling display
>[ 1666.709704] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1666.709792] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1666.709843] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1666.709891] [drm:intel_power_well_enable [i915]] enabling display
>[ 1666.712143] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1666.712199] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1666.712555] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1666.714877] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1666.717106] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1666.719372] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1666.721458] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1666.726038] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.728576] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.731115] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.733657] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.736199] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.738760] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.741363] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.743904] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.746429] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.748950] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.751468] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.753970] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.756472] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.758973] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.761474] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.763976] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.766461] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.768946] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.771430] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.773913] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.776395] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.778877] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.781358] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.783841] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.786324] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.788810] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.791296] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.793782] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.796289] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.798784] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.801296] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.803782] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1666.803791] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1666.803819] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1666.805874] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1666.807925] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1666.809976] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1666.812027] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1666.814079] [drm:intel_power_well_disable [i915]] disabling display
>[ 1666.816286] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1666.816328] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1666.816366] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1666.816402] [drm:intel_power_well_enable [i915]] enabling display
>[ 1666.818486] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1666.818529] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1666.846158] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1666.846188] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1666.846372] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1666.846402] [drm:intel_power_well_disable [i915]] disabling display
>[ 1666.848027] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1666.848047] ------------[ cut here ]------------
>[ 1666.848057] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1666.848059] Hello, who woke me?
>[ 1666.848062] Modules linked in:
>[ 1666.848065]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1666.848104] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1666.848106] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1666.848160] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1666.848165]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1666.848173]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1666.848181]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1666.848188] Call Trace:
>[ 1666.848196]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1666.848203]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1666.848208]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1666.848214]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1666.848267]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1666.848273]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1666.848278]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1666.848283]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1666.848288]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1666.848293]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1666.848299]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1666.848305]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1666.848309]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1666.848313] ---[ end trace ec3ff52ee7fae9ed ]---
>[ 1666.848320] ------------[ cut here ]------------
>[ 1666.848327] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1666.848328] Hello, who woke me?
>[ 1666.848330] Modules linked in:
>[ 1666.848333]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1666.848366] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1666.848369] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1666.848422] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1666.848426]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1666.848433]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1666.848440]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1666.848448] Call Trace:
>[ 1666.848453]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1666.848458]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1666.848463]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1666.848469]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1666.848522]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1666.848528]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1666.848532]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1666.848537]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1666.848542]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1666.848546]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1666.848551]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1666.848557]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1666.848561]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1666.848565] ---[ end trace ec3ff52ee7fae9ee ]---
>[ 1676.935445] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1676.935500] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1676.935549] [drm:intel_power_well_enable [i915]] enabling display
>[ 1676.937009] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1676.937065] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1676.937421] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1676.939037] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1676.945004] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1676.945058] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1676.945588] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1676.945641] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1676.946048] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1676.946063] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1676.946121] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1676.946177] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1676.946775] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1676.947017] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1676.947069] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1676.947122] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1676.949029] [drm:intel_power_well_disable [i915]] disabling display
>[ 1676.951281] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1676.951339] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1676.951390] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1676.951438] [drm:intel_power_well_enable [i915]] enabling display
>[ 1676.953545] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1676.953601] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1676.953962] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1676.956054] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1676.958138] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1676.960221] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1676.962305] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1676.966885] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.969473] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.972013] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.974548] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.977090] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.979626] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.982164] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.984702] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.987242] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.989780] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.992354] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.994920] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.997431] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1676.999937] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.002441] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.004937] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.007433] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.009930] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.012412] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.014891] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.017370] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.019850] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.022345] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.024832] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.027344] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.029836] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.032348] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.034836] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.037348] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.039838] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.042457] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.044944] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1677.044955] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1677.044982] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1677.047036] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1677.049086] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1677.051135] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1677.053189] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1677.055244] [drm:intel_power_well_disable [i915]] disabling display
>[ 1677.057444] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1677.057478] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1677.057508] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1677.057538] [drm:intel_power_well_enable [i915]] enabling display
>[ 1677.059608] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1677.059643] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1677.073901] [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder is 108
>[ 1677.073985] Raw EDID:
>[ 1677.074011]  	00 ff ff ff ff ff ff 00 30 ae 44 11 01 01 01 01
>[ 1677.074067]  	1f 17 01 03 80 34 20 78 ee f9 15 a3 54 50 9e 27
>[ 1677.074122]  	12 50 54 ad cf 00 31 46 81 80 81 8c 95 00 95 0f
>[ 1677.074176]  	b3 00 a9 40 d1 c0 28 3c 80 a0 70 b0 23 40 30 20
>[ 1677.074231]  	36 00 06 44 21 00 00 1a 00 00 00 fd 00 32 4b 1e
>[ 1677.074286]  	4b 11 00 0a 20 20 20 20 20 20 00 00 00 fc 00 4c
>[ 1677.074341]  	45 4e 20 4c 54 32 34 35 32 70 77 43 00 00 00 ff
>[ 1677.074395]  	00 56 4e 2d 31 37 ff ff ff ff ff ff ff ff ff ff
>[ 1677.100737] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1677.100776] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1677.101037] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1677.101077] [drm:intel_power_well_disable [i915]] disabling display
>[ 1677.103288] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1677.103299] ------------[ cut here ]------------
>[ 1677.103306] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1677.103308] Hello, who woke me?
>[ 1677.103310] Modules linked in:
>[ 1677.103312]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1677.103342] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1677.103343] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1677.103383] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1677.103387]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1677.103392]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1677.103398]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1677.103403] Call Trace:
>[ 1677.103410]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1677.103414]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1677.103418]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1677.103423]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1677.103461]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1677.103466]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1677.103469]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1677.103473]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1677.103477]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1677.103480]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1677.103484]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1677.103489]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1677.103492]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1677.103495] ---[ end trace ec3ff52ee7fae9ef ]---
>[ 1677.103499] ------------[ cut here ]------------
>[ 1677.103504] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1677.103505] Hello, who woke me?
>[ 1677.103507] Modules linked in:
>[ 1677.103509]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1677.103533] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1677.103535] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1677.103573] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1677.103576]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1677.103581]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1677.103587]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1677.103592] Call Trace:
>[ 1677.103596]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1677.103600]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1677.103603]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1677.103608]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1677.103646]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1677.103650]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1677.103654]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1677.103657]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1677.103661]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1677.103664]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1677.103667]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1677.103671]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1677.103674]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1677.103677] ---[ end trace ec3ff52ee7fae9f0 ]---
>[ 1687.179243] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1687.179297] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1687.179345] [drm:intel_power_well_enable [i915]] enabling display
>[ 1687.181585] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1687.181642] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1687.182023] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1687.184244] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1687.191069] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1687.191123] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1687.191628] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1687.191680] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1687.192133] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1687.192147] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1687.192204] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1687.192256] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1687.192852] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1687.192905] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1687.193188] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1687.193244] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1687.195509] [drm:intel_power_well_disable [i915]] disabling display
>[ 1687.197952] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1687.198011] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1687.198061] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1687.198109] [drm:intel_power_well_enable [i915]] enabling display
>[ 1687.200431] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1687.200487] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1687.200843] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1687.203105] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1687.205343] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1687.207571] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1687.209657] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1687.214238] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.216773] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.219308] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.221842] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.224376] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.227069] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.229607] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.232144] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.234678] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.237188] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.239693] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.242198] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.244697] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.247195] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.249692] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.252189] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.254686] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.257166] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.259645] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.262125] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.264605] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.267085] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.269564] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.272044] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.274522] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.277002] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.279486] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.281972] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.284491] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.286981] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.289497] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.291984] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1687.291994] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1687.292022] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1687.294074] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1687.296124] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1687.298174] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1687.300225] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1687.302275] [drm:intel_power_well_disable [i915]] disabling display
>[ 1687.304483] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1687.304526] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1687.304563] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1687.304599] [drm:intel_power_well_enable [i915]] enabling display
>[ 1687.306683] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1687.306726] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1687.334503] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1687.334537] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1687.334725] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1687.334759] [drm:intel_power_well_disable [i915]] disabling display
>[ 1687.336368] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1687.336389] ------------[ cut here ]------------
>[ 1687.336399] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1687.336402] Hello, who woke me?
>[ 1687.336404] Modules linked in:
>[ 1687.336407]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1687.336447] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1687.336449] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1687.336503] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1687.336508]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1687.336516]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1687.336523]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1687.336531] Call Trace:
>[ 1687.336539]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1687.336546]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1687.336551]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1687.336557]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1687.336610]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1687.336616]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1687.336621]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1687.336627]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1687.336631]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1687.336636]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1687.336642]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1687.336648]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1687.336652]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1687.336656] ---[ end trace ec3ff52ee7fae9f1 ]---
>[ 1687.336664] ------------[ cut here ]------------
>[ 1687.336671] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1687.336672] Hello, who woke me?
>[ 1687.336675] Modules linked in:
>[ 1687.336677]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1687.336710] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1687.336713] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1687.336765] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1687.336769]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1687.336777]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1687.336784]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1687.336791] Call Trace:
>[ 1687.336797]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1687.336802]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1687.336807]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1687.336813]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1687.336866]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1687.336871]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1687.336876]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1687.336881]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1687.336886]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1687.336890]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1687.336895]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1687.336900]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1687.336905]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1687.336908] ---[ end trace ec3ff52ee7fae9f2 ]---
>[ 1697.423527] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1697.423582] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1697.423631] [drm:intel_power_well_enable [i915]] enabling display
>[ 1697.425894] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1697.425951] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1697.426478] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1697.428747] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1697.435321] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1697.435375] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1697.435865] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1697.435917] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1697.436425] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1697.436439] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1697.436492] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1697.436544] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1697.437658] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1697.437718] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1697.437770] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1697.437819] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1697.440061] [drm:intel_power_well_disable [i915]] disabling display
>[ 1697.442493] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1697.442552] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1697.442603] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1697.442651] [drm:intel_power_well_enable [i915]] enabling display
>[ 1697.444909] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1697.444965] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1697.445545] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1697.447811] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1697.450073] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1697.452333] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1697.454596] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1697.459328] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.461863] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.464400] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.466935] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.469471] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.472067] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.474605] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.477116] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.479622] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.482128] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.484632] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.487137] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.489643] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.492148] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.494652] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.497147] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.499629] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.502109] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.504590] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.507071] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.509555] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.512039] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.514525] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.517021] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.519524] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.522014] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.524528] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.527014] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.529529] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.532016] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.534531] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.537019] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1697.537040] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1697.537067] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1697.539288] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1697.541347] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1697.543552] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1697.545753] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1697.547812] [drm:intel_power_well_disable [i915]] disabling display
>[ 1697.550249] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1697.550309] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1697.550359] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1697.550407] [drm:intel_power_well_enable [i915]] enabling display
>[ 1697.552515] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1697.552571] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1697.580257] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1697.580290] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1697.580476] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1697.580508] [drm:intel_power_well_disable [i915]] disabling display
>[ 1697.582250] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1697.582259] ------------[ cut here ]------------
>[ 1697.582268] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1697.582269] Hello, who woke me?
>[ 1697.582271] Modules linked in:
>[ 1697.582272]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1697.582297] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1697.582299] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1697.582331] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1697.582334]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1697.582339]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1697.582343]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1697.582348] Call Trace:
>[ 1697.582353]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1697.582358]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1697.582361]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1697.582364]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1697.582396]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1697.582400]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1697.582403]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1697.582406]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1697.582409]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1697.582411]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1697.582415]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1697.582419]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1697.582421]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1697.582424] ---[ end trace ec3ff52ee7fae9f3 ]---
>[ 1697.582428] ------------[ cut here ]------------
>[ 1697.582432] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1697.582433] Hello, who woke me?
>[ 1697.582434] Modules linked in:
>[ 1697.582435]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1697.582455] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1697.582456] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1697.582488] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1697.582490]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1697.582495]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1697.582499]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1697.582503] Call Trace:
>[ 1697.582506]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1697.582509]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1697.582512]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1697.582516]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1697.582547]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1697.582551]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1697.582553]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1697.582556]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1697.582559]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1697.582562]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1697.582564]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1697.582568]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1697.582570]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1697.582572] ---[ end trace ec3ff52ee7fae9f4 ]---
>[ 1707.667631] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1707.667686] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1707.667735] [drm:intel_power_well_enable [i915]] enabling display
>[ 1707.669998] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1707.670054] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1707.670576] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1707.672855] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1707.679434] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1707.679488] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1707.679904] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1707.679956] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1707.680367] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1707.680382] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1707.680435] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1707.680487] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1707.681110] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1707.681164] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1707.681225] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1707.681286] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1707.683556] [drm:intel_power_well_disable [i915]] disabling display
>[ 1707.685991] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1707.686050] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1707.686299] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1707.686349] [drm:intel_power_well_enable [i915]] enabling display
>[ 1707.688601] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1707.688657] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1707.689013] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1707.691282] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1707.693545] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1707.695783] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1707.697869] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1707.702448] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.704985] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.707524] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.710070] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.712772] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.715313] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.717855] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.720394] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.722930] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.725441] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.727950] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.730458] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.732968] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.735475] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.737982] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.740490] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.742996] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.745503] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.747992] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.750478] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.752964] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.755450] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.757935] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.760421] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.762906] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.765389] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.767871] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.770358] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.772843] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.775325] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.777805] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.780286] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1707.780297] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1707.780324] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1707.782380] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1707.784430] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1707.786480] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1707.788530] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1707.790580] [drm:intel_power_well_disable [i915]] disabling display
>[ 1707.792788] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1707.792831] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1707.792868] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1707.792905] [drm:intel_power_well_enable [i915]] enabling display
>[ 1707.794988] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1707.795031] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1707.822847] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1707.822876] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1707.823058] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1707.823087] [drm:intel_power_well_disable [i915]] disabling display
>[ 1707.824700] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1707.824709] ------------[ cut here ]------------
>[ 1707.824715] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1707.824717] Hello, who woke me?
>[ 1707.824718] Modules linked in:
>[ 1707.824720]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1707.824743] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1707.824745] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1707.824775] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1707.824778]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1707.824782]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1707.824786]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1707.824790] Call Trace:
>[ 1707.824796]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1707.824801]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1707.824803]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1707.824807]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1707.824836]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1707.824840]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1707.824843]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1707.824846]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1707.824848]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1707.824851]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1707.824855]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1707.824858]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1707.824861]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1707.824863] ---[ end trace ec3ff52ee7fae9f5 ]---
>[ 1707.824867] ------------[ cut here ]------------
>[ 1707.824871] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1707.824872] Hello, who woke me?
>[ 1707.824873] Modules linked in:
>[ 1707.824874]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1707.824893] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1707.824894] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1707.824923] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1707.824925]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1707.824930]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1707.824934]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1707.824938] Call Trace:
>[ 1707.824940]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1707.824943]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1707.824946]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1707.824949]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1707.824979]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1707.824982]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1707.824984]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1707.824987]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1707.824990]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1707.824992]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1707.824995]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1707.824998]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1707.825000]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1707.825002] ---[ end trace ec3ff52ee7fae9f6 ]---
>[ 1717.911738] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1717.911794] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1717.911842] [drm:intel_power_well_enable [i915]] enabling display
>[ 1717.913243] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1717.913300] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1717.913656] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1717.915223] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1717.921803] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1717.921857] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1717.922369] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1717.922425] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1717.922910] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1717.922922] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1717.922975] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1717.923026] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1717.923871] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1717.923928] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1717.923981] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1717.924029] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1717.926272] [drm:intel_power_well_disable [i915]] disabling display
>[ 1717.928366] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1717.928423] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1717.928472] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1717.928520] [drm:intel_power_well_enable [i915]] enabling display
>[ 1717.930778] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1717.930834] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1717.931189] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1717.933450] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1717.935535] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1717.937621] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1717.939706] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1717.944285] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.946839] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.949377] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.951911] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.954446] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.956979] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.959513] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.962046] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.964580] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.967111] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.969622] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.972128] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.974636] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.977141] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.979647] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.982151] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.984656] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.987160] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.989721] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.992240] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.994748] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.997244] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1717.999735] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1718.002218] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1718.004719] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1718.007219] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1718.009721] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1718.012219] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1718.014719] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1718.017209] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1718.019721] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1718.022211] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1718.022231] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1718.022259] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1718.024313] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1718.026363] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1718.028413] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1718.030463] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1718.032512] [drm:intel_power_well_disable [i915]] disabling display
>[ 1718.034726] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1718.034769] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1718.034806] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1718.034843] [drm:intel_power_well_enable [i915]] enabling display
>[ 1718.036926] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1718.036968] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1718.064663] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1718.064696] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1718.064884] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1718.064918] [drm:intel_power_well_disable [i915]] disabling display
>[ 1718.066542] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1718.066555] ------------[ cut here ]------------
>[ 1718.066565] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1718.066568] Hello, who woke me?
>[ 1718.066570] Modules linked in:
>[ 1718.066573]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1718.066612] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1718.066615] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1718.066668] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1718.066673]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1718.066681]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1718.066689]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1718.066696] Call Trace:
>[ 1718.066704]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1718.066711]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1718.066716]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1718.066722]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1718.066776]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1718.066782]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1718.066787]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1718.066792]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1718.066797]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1718.066801]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1718.066807]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1718.066813]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1718.066817]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1718.066821] ---[ end trace ec3ff52ee7fae9f7 ]---
>[ 1718.066828] ------------[ cut here ]------------
>[ 1718.066835] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1718.066836] Hello, who woke me?
>[ 1718.066839] Modules linked in:
>[ 1718.066841]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1718.066874] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1718.066877] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1718.066929] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1718.066933]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1718.066941]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1718.066948]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1718.066955] Call Trace:
>[ 1718.066961]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1718.066966]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1718.066971]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1718.066977]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1718.067030]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1718.067035]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1718.067040]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1718.067045]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1718.067050]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1718.067054]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1718.067059]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1718.067064]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1718.067069]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1718.067072] ---[ end trace ec3ff52ee7fae9f8 ]---
>[ 1728.155830] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1728.155885] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1728.155934] [drm:intel_power_well_enable [i915]] enabling display
>[ 1728.158044] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1728.158100] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1728.158460] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1728.160552] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1728.167255] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1728.167330] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1728.167826] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1728.167879] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1728.168144] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1728.168156] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1728.168208] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1728.168260] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1728.169333] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1728.169393] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1728.169445] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1728.169494] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1728.171720] [drm:intel_power_well_disable [i915]] disabling display
>[ 1728.174166] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1728.174224] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1728.174275] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1728.174582] [drm:intel_power_well_enable [i915]] enabling display
>[ 1728.176845] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1728.176901] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1728.177257] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1728.179516] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1728.181602] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1728.183688] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1728.185773] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1728.190355] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.192899] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.195438] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.197974] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.200510] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.203046] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.205581] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.208116] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.210627] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.213132] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.215639] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.218144] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.220649] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.223155] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.225660] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.228165] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.230670] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.233157] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.235641] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.238124] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.240607] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.243090] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.245574] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.248054] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.250533] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.253012] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.255490] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.257969] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.260447] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.262924] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.265406] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.267888] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1728.267898] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1728.267925] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1728.269980] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1728.272031] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1728.274082] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1728.276134] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1728.278186] [drm:intel_power_well_disable [i915]] disabling display
>[ 1728.280633] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1728.280684] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1728.280718] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1728.280752] [drm:intel_power_well_enable [i915]] enabling display
>[ 1728.282832] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1728.282871] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1728.310417] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1728.310447] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1728.310629] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1728.310658] [drm:intel_power_well_disable [i915]] disabling display
>[ 1728.312745] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1728.312759] ------------[ cut here ]------------
>[ 1728.312770] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1728.312773] Hello, who woke me?
>[ 1728.312775] Modules linked in:
>[ 1728.312778]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1728.312818] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1728.312820] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1728.312874] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1728.312879]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1728.312887]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1728.312895]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1728.312902] Call Trace:
>[ 1728.312911]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1728.312918]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1728.312923]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1728.312929]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1728.312982]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1728.312988]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1728.312993]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1728.312998]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1728.313003]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1728.313008]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1728.313014]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1728.313019]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1728.313024]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1728.313027] ---[ end trace ec3ff52ee7fae9f9 ]---
>[ 1728.313035] ------------[ cut here ]------------
>[ 1728.313042] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1728.313044] Hello, who woke me?
>[ 1728.313046] Modules linked in:
>[ 1728.313048]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1728.313082] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1728.313084] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1728.313137] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1728.313141]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1728.313148]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1728.313156]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1728.313163] Call Trace:
>[ 1728.313168]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1728.313173]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1728.313178]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1728.313184]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1728.313237]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1728.313243]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1728.313248]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1728.313253]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1728.313257]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1728.313262]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1728.313267]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1728.313272]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1728.313276]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1728.313280] ---[ end trace ec3ff52ee7fae9fa ]---
>[ 1738.399953] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1738.400009] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1738.400057] [drm:intel_power_well_enable [i915]] enabling display
>[ 1738.402168] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1738.402224] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1738.402584] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1738.404675] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1738.411267] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1738.411320] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1738.411727] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1738.411785] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1738.412383] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1738.412429] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1738.412482] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1738.412544] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1738.413141] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1738.413194] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1738.413246] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1738.413294] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1738.414624] [drm:intel_power_well_disable [i915]] disabling display
>[ 1738.416861] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1738.416917] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1738.416967] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1738.417015] [drm:intel_power_well_enable [i915]] enabling display
>[ 1738.419270] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1738.419326] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1738.419684] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1738.421922] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1738.424160] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1738.426409] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1738.428637] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1738.433355] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.435920] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.438458] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.440993] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.443527] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.446061] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.448595] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.451102] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.453605] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.456108] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.458613] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.461115] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.463619] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.466122] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.468626] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.471129] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.473614] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.476095] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.478578] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.481060] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.483542] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.486025] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.488508] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.490985] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.493463] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.495941] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.498418] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.500914] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.503392] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.505917] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.508395] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.510917] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1738.510926] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1738.510953] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1738.513005] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1738.515053] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1738.517103] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1738.519154] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1738.521205] [drm:intel_power_well_disable [i915]] disabling display
>[ 1738.523622] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1738.523674] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1738.523707] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1738.523739] [drm:intel_power_well_enable [i915]] enabling display
>[ 1738.525815] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1738.525853] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1738.553324] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1738.553354] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1738.553539] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1738.553569] [drm:intel_power_well_disable [i915]] disabling display
>[ 1738.555627] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1738.555635] ------------[ cut here ]------------
>[ 1738.555643] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1738.555644] Hello, who woke me?
>[ 1738.555646] Modules linked in:
>[ 1738.555648]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1738.555671] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1738.555673] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1738.555703] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1738.555706]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1738.555710]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1738.555714]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1738.555718] Call Trace:
>[ 1738.555724]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1738.555728]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1738.555731]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1738.555734]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1738.555764]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1738.555767]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1738.555770]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1738.555773]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1738.555775]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1738.555778]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1738.555782]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1738.555785]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1738.555787]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1738.555790] ---[ end trace ec3ff52ee7fae9fb ]---
>[ 1738.555795] ------------[ cut here ]------------
>[ 1738.555799] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1738.555800] Hello, who woke me?
>[ 1738.555801] Modules linked in:
>[ 1738.555802]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1738.555820] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1738.555822] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1738.555851] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1738.555853]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1738.555857]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1738.555861]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1738.555865] Call Trace:
>[ 1738.555868]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1738.555871]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1738.555874]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1738.555877]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1738.555906]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1738.555909]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1738.555912]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1738.555915]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1738.555917]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1738.555920]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1738.555922]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1738.555925]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1738.555928]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1738.555930] ---[ end trace ec3ff52ee7fae9fc ]---
>[ 1748.643989] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1748.644045] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1748.644094] [drm:intel_power_well_enable [i915]] enabling display
>[ 1748.646205] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1748.646261] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1748.646620] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1748.648712] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1748.655290] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1748.655344] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1748.656064] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1748.656117] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1748.656383] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1748.656395] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1748.656447] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1748.656705] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1748.657302] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1748.657356] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1748.657407] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1748.657456] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1748.659902] [drm:intel_power_well_disable [i915]] disabling display
>[ 1748.662340] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1748.662398] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1748.662449] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1748.662742] [drm:intel_power_well_enable [i915]] enabling display
>[ 1748.665054] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1748.665110] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1748.665466] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1748.667904] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1748.669989] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1748.672075] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1748.674160] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1748.678741] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.681277] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.683813] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.686350] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.688888] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.691422] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.693958] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.696505] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.699070] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.701604] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.704137] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.706644] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.709149] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.711653] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.714150] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.716645] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.719140] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.721636] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.724132] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.726628] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.729124] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.731620] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.734100] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.736578] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.739055] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.741533] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.744010] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.746499] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.749008] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.751488] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.754010] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.756489] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1748.756510] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1748.756538] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1748.758589] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1748.760638] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1748.762687] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1748.764736] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1748.766785] [drm:intel_power_well_disable [i915]] disabling display
>[ 1748.768982] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1748.769012] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1748.769040] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1748.769066] [drm:intel_power_well_enable [i915]] enabling display
>[ 1748.771137] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1748.771174] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1748.799054] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1748.799083] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1748.799265] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1748.799294] [drm:intel_power_well_disable [i915]] disabling display
>[ 1748.800939] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1748.800953] ------------[ cut here ]------------
>[ 1748.800963] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1748.800965] Hello, who woke me?
>[ 1748.800968] Modules linked in:
>[ 1748.800970]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1748.801010] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1748.801012] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1748.801066] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1748.801071]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1748.801079]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1748.801087]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1748.801094] Call Trace:
>[ 1748.801102]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1748.801109]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1748.801114]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1748.801120]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1748.801173]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1748.801179]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1748.801184]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1748.801189]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1748.801194]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1748.801198]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1748.801205]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1748.801210]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1748.801215]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1748.801218] ---[ end trace ec3ff52ee7fae9fd ]---
>[ 1748.801225] ------------[ cut here ]------------
>[ 1748.801231] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1748.801233] Hello, who woke me?
>[ 1748.801235] Modules linked in:
>[ 1748.801237]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1748.801271] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1748.801273] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1748.801326] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1748.801330]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1748.801338]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1748.801345]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1748.801352] Call Trace:
>[ 1748.801358]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1748.801363]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1748.801368]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1748.801374]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1748.801427]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1748.801432]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1748.801437]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1748.801442]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1748.801447]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1748.801451]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1748.801456]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1748.801461]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1748.801466]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1748.801469] ---[ end trace ec3ff52ee7fae9fe ]---
>[ 1758.888158] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1758.888213] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1758.888262] [drm:intel_power_well_enable [i915]] enabling display
>[ 1758.890374] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1758.890429] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1758.890788] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1758.892880] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1758.899370] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1758.899424] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1758.900029] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1758.900081] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1758.900345] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1758.900356] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1758.900408] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1758.900460] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1758.901147] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1758.901202] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1758.901254] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1758.901302] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1758.903522] [drm:intel_power_well_disable [i915]] disabling display
>[ 1758.905849] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1758.905907] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1758.905957] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1758.906005] [drm:intel_power_well_enable [i915]] enabling display
>[ 1758.908254] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1758.908310] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1758.908709] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1758.910972] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1758.913202] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1758.915289] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1758.917374] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1758.921952] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.924490] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.927027] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.929711] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.932248] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.934787] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.937324] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.939862] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.942397] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.944935] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.947469] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.950003] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.952537] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.955141] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.957648] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.960144] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.962644] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.965142] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.967642] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.970141] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.972641] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.975123] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.977603] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.980089] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.982577] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.985097] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.987590] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.990092] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.992592] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.995101] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1758.997579] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1759.000100] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1759.000111] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1759.000138] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1759.002190] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1759.004240] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1759.006288] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1759.008337] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1759.010386] [drm:intel_power_well_disable [i915]] disabling display
>[ 1759.012787] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1759.012835] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1759.012869] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1759.012901] [drm:intel_power_well_enable [i915]] enabling display
>[ 1759.014988] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1759.015041] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1759.042531] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1759.042561] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1759.042745] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1759.042775] [drm:intel_power_well_disable [i915]] disabling display
>[ 1759.044848] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1759.044861] ------------[ cut here ]------------
>[ 1759.044871] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1759.044873] Hello, who woke me?
>[ 1759.044875] Modules linked in:
>[ 1759.044878]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1759.044911] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1759.044914] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1759.044959] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1759.044963]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1759.044970]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1759.044976]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1759.044983] Call Trace:
>[ 1759.044990]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1759.044996]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1759.045000]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1759.045005]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1759.045050]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1759.045056]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1759.045060]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1759.045064]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1759.045068]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1759.045072]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1759.045077]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1759.045082]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1759.045086]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1759.045089] ---[ end trace ec3ff52ee7fae9ff ]---
>[ 1759.045095] ------------[ cut here ]------------
>[ 1759.045101] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1759.045103] Hello, who woke me?
>[ 1759.045104] Modules linked in:
>[ 1759.045106]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1759.045134] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1759.045136] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1759.045181] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1759.045184]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1759.045191]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1759.045197]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1759.045203] Call Trace:
>[ 1759.045207]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1759.045212]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1759.045216]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1759.045221]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1759.045266]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1759.045270]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1759.045274]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1759.045278]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1759.045282]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1759.045286]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1759.045290]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1759.045295]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1759.045298]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1759.045301] ---[ end trace ec3ff52ee7faea00 ]---
>[ 1769.132201] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1769.132256] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1769.132305] [drm:intel_power_well_enable [i915]] enabling display
>[ 1769.134416] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1769.134471] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1769.134830] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1769.136921] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1769.143627] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1769.143700] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1769.144177] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1769.144230] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1769.144491] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1769.144503] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1769.144555] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1769.144607] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1769.145519] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1769.145576] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1769.145628] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1769.145760] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1769.147997] [drm:intel_power_well_disable [i915]] disabling display
>[ 1769.150428] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1769.150487] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1769.150538] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1769.150586] [drm:intel_power_well_enable [i915]] enabling display
>[ 1769.152846] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1769.152902] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1769.153258] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1769.155531] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1769.157799] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1769.160061] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1769.162328] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1769.167061] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.169599] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.172138] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.174687] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.177290] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.179833] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.182371] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.184912] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.187419] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.189926] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.192432] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.194936] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.197442] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.199946] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.202435] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.204920] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.207403] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.209888] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.212372] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.214856] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.217339] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.219823] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.222304] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.224787] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.227270] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.229753] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.232238] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.234723] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.237214] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.239710] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.242225] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.244710] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1769.244720] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1769.244748] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1769.246943] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1769.248995] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1769.251046] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1769.253097] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1769.255147] [drm:intel_power_well_disable [i915]] disabling display
>[ 1769.257367] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1769.257398] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1769.257425] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1769.257452] [drm:intel_power_well_enable [i915]] enabling display
>[ 1769.259519] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1769.259567] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1769.287081] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1769.287110] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1769.287292] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1769.287321] [drm:intel_power_well_disable [i915]] disabling display
>[ 1769.288936] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1769.288945] ------------[ cut here ]------------
>[ 1769.288952] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1769.288953] Hello, who woke me?
>[ 1769.288954] Modules linked in:
>[ 1769.288956]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1769.288980] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1769.288982] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1769.289011] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1769.289014]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1769.289019]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1769.289023]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1769.289027] Call Trace:
>[ 1769.289033]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1769.289037]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1769.289040]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1769.289043]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1769.289073]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1769.289077]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1769.289079]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1769.289082]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1769.289085]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1769.289087]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1769.289092]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1769.289095]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1769.289097]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1769.289099] ---[ end trace ec3ff52ee7faea01 ]---
>[ 1769.289104] ------------[ cut here ]------------
>[ 1769.289108] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1769.289109] Hello, who woke me?
>[ 1769.289110] Modules linked in:
>[ 1769.289111]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1769.289129] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1769.289131] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1769.289160] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1769.289162]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1769.289166]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1769.289170]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1769.289174] Call Trace:
>[ 1769.289177]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1769.289180]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1769.289183]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1769.289186]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1769.289215]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1769.289218]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1769.289221]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1769.289224]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1769.289226]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1769.289229]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1769.289231]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1769.289234]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1769.289237]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1769.289239] ---[ end trace ec3ff52ee7faea02 ]---
>[ 1779.376294] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1779.376349] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1779.376398] [drm:intel_power_well_enable [i915]] enabling display
>[ 1779.377798] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1779.377854] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1779.378210] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1779.379786] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1779.386232] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1779.386286] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1779.386704] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1779.386791] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1779.387013] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1779.387028] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1779.387081] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1779.387134] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1779.387920] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1779.387978] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1779.388034] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1779.388088] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1779.390333] [drm:intel_power_well_disable [i915]] disabling display
>[ 1779.392795] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1779.392853] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1779.392904] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1779.392952] [drm:intel_power_well_enable [i915]] enabling display
>[ 1779.395201] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1779.395258] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1779.395614] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1779.397938] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1779.400201] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1779.402467] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1779.404553] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1779.409132] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.411670] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.414209] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.416784] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.419377] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.421921] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.424463] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.427002] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.429540] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.432079] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.434618] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.437129] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.439638] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.442149] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.444657] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.447167] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.449664] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.452159] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.454653] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.457149] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.459633] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.462115] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.464598] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.467080] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.469560] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.472044] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.474526] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.477007] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.479488] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.481970] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.484455] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.486938] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1779.486948] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1779.486975] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1779.489030] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1779.491081] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1779.493133] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1779.495186] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1779.497239] [drm:intel_power_well_disable [i915]] disabling display
>[ 1779.499415] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1779.499449] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1779.499478] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1779.499515] [drm:intel_power_well_enable [i915]] enabling display
>[ 1779.501583] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1779.501616] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1779.529072] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1779.529104] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1779.529288] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1779.529320] [drm:intel_power_well_disable [i915]] disabling display
>[ 1779.530948] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1779.530961] ------------[ cut here ]------------
>[ 1779.530971] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1779.530973] Hello, who woke me?
>[ 1779.530976] Modules linked in:
>[ 1779.530978]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1779.531013] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1779.531015] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1779.531063] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1779.531068]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1779.531075]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1779.531081]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1779.531088] Call Trace:
>[ 1779.531096]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1779.531102]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1779.531106]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1779.531111]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1779.531159]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1779.531164]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1779.531169]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1779.531173]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1779.531178]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1779.531182]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1779.531187]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1779.531192]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1779.531196]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1779.531200] ---[ end trace ec3ff52ee7faea03 ]---
>[ 1779.531207] ------------[ cut here ]------------
>[ 1779.531213] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1779.531214] Hello, who woke me?
>[ 1779.531216] Modules linked in:
>[ 1779.531218]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1779.531248] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1779.531250] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1779.531297] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1779.531300]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1779.531307]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1779.531313]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1779.531320] Call Trace:
>[ 1779.531325]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1779.531329]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1779.531333]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1779.531339]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1779.531386]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1779.531391]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1779.531395]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1779.531400]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1779.531404]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1779.531408]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1779.531412]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1779.531417]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1779.531421]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1779.531424] ---[ end trace ec3ff52ee7faea04 ]---
>[ 1789.620387] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1789.620442] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1789.620491] [drm:intel_power_well_enable [i915]] enabling display
>[ 1789.622601] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1789.622657] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1789.623015] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1789.625107] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1789.631782] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1789.631836] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1789.632616] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1789.632669] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1789.633092] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1789.633108] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1789.633160] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1789.633215] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1789.633897] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1789.633951] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1789.634003] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1789.634051] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1789.636283] [drm:intel_power_well_disable [i915]] disabling display
>[ 1789.638726] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1789.638785] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1789.638835] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1789.638931] [drm:intel_power_well_enable [i915]] enabling display
>[ 1789.641211] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1789.641268] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1789.641624] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1789.643885] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1789.646214] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1789.648475] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1789.650739] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1789.655536] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.658071] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.660605] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.663138] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.665670] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.668203] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.670734] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.673267] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.675798] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.678401] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.680907] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.683409] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.685907] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.688402] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.690897] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.693391] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.695886] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.698382] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.700878] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.703387] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.705867] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.708363] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.710851] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.713362] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.715866] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.718365] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.720854] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.723366] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.725866] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.728371] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.730857] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.733369] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1789.733378] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1789.733406] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1789.735596] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1789.737806] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1789.740054] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1789.742252] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1789.744498] [drm:intel_power_well_disable [i915]] disabling display
>[ 1789.746941] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1789.746996] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1789.747042] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1789.747087] [drm:intel_power_well_enable [i915]] enabling display
>[ 1789.749541] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1789.749594] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1789.777850] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1789.777891] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1789.778073] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1789.778103] [drm:intel_power_well_disable [i915]] disabling display
>[ 1789.780157] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1789.780166] ------------[ cut here ]------------
>[ 1789.780174] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1789.780175] Hello, who woke me?
>[ 1789.780177] Modules linked in:
>[ 1789.780178]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1789.780202] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1789.780204] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1789.780233] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1789.780236]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1789.780241]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1789.780245]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1789.780249] Call Trace:
>[ 1789.780255]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1789.780259]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1789.780262]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1789.780265]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1789.780294]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1789.780298]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1789.780301]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1789.780304]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1789.780306]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1789.780309]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1789.780313]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1789.780316]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1789.780318]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1789.780320] ---[ end trace ec3ff52ee7faea05 ]---
>[ 1789.780324] ------------[ cut here ]------------
>[ 1789.780328] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1789.780329] Hello, who woke me?
>[ 1789.780330] Modules linked in:
>[ 1789.780331]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1789.780350] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1789.780351] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1789.780380] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1789.780382]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1789.780386]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1789.780390]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1789.780394] Call Trace:
>[ 1789.780397]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1789.780400]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1789.780403]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1789.780406]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1789.780436]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1789.780438]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1789.780441]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1789.780444]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1789.780446]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1789.780449]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1789.780452]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1789.780454]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1789.780457]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1789.780459] ---[ end trace ec3ff52ee7faea06 ]---
>[ 1799.864477] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1799.864532] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1799.864581] [drm:intel_power_well_enable [i915]] enabling display
>[ 1799.866843] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1799.866899] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1799.867367] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1799.869609] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1799.876197] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1799.876251] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1799.876779] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1799.876832] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1799.877158] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1799.877175] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1799.877231] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1799.877286] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1799.877885] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1799.878121] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1799.878174] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1799.878226] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1799.880491] [drm:intel_power_well_disable [i915]] disabling display
>[ 1799.882934] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1799.883022] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1799.883073] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1799.883121] [drm:intel_power_well_enable [i915]] enabling display
>[ 1799.885229] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1799.885285] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1799.885641] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1799.887908] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1799.890219] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1799.892483] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1799.894568] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1799.899150] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.901684] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.904219] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.906753] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.909287] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.911821] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.914330] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.916833] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.919336] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.921836] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.924337] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.926836] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.929337] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.931836] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.934336] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.936819] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.939299] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.941779] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.944261] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.946741] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.949223] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.951701] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.954182] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.956660] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.959138] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.961617] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.964097] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.966575] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.969053] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.971533] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.974013] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.976494] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1799.976504] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1799.976532] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1799.978586] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1799.980638] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1799.982688] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1799.984737] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1799.986787] [drm:intel_power_well_disable [i915]] disabling display
>[ 1799.989225] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1799.989277] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1799.989310] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1799.989342] [drm:intel_power_well_enable [i915]] enabling display
>[ 1799.991431] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1799.991484] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1800.019164] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1800.019193] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1800.019376] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1800.019405] [drm:intel_power_well_disable [i915]] disabling display
>[ 1800.021201] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1800.021209] ------------[ cut here ]------------
>[ 1800.021217] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1800.021218] Hello, who woke me?
>[ 1800.021220] Modules linked in:
>[ 1800.021222]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1800.021245] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1800.021247] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1800.021277] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1800.021280]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1800.021284]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1800.021289]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1800.021293] Call Trace:
>[ 1800.021298]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1800.021302]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1800.021305]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1800.021309]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1800.021338]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1800.021342]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1800.021345]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1800.021348]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1800.021350]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1800.021353]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1800.021357]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1800.021360]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1800.021362]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1800.021364] ---[ end trace ec3ff52ee7faea07 ]---
>[ 1800.021369] ------------[ cut here ]------------
>[ 1800.021373] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1800.021374] Hello, who woke me?
>[ 1800.021375] Modules linked in:
>[ 1800.021376]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1800.021395] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1800.021396] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1800.021425] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1800.021428]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1800.021432]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1800.021436]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1800.021440] Call Trace:
>[ 1800.021443]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1800.021445]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1800.021448]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1800.021451]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1800.021481]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1800.021484]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1800.021486]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1800.021489]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1800.021492]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1800.021494]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1800.021497]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1800.021500]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1800.021502]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1800.021504] ---[ end trace ec3ff52ee7faea08 ]---
>[ 1810.108546] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1810.108602] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1810.108650] [drm:intel_power_well_enable [i915]] enabling display
>[ 1810.110910] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1810.110966] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1810.111326] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1810.113635] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1810.120333] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1810.120387] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1810.120848] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1810.120901] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1810.121254] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1810.121270] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1810.121327] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1810.121382] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1810.121977] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1810.122236] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1810.122293] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1810.122349] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1810.124584] [drm:intel_power_well_disable [i915]] disabling display
>[ 1810.126992] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1810.127081] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1810.127131] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1810.127179] [drm:intel_power_well_enable [i915]] enabling display
>[ 1810.129287] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1810.129343] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1810.129700] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1810.131939] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1810.134182] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1810.136409] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1810.138637] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1810.143217] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.145752] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.148285] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.150820] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.153354] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.155888] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.158423] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.160955] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.163490] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.166179] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.168716] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.171251] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.173785] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.176290] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.178792] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.181297] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.183799] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.186303] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.188806] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.191309] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.193813] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.196297] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.198778] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.201260] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.203742] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.206225] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.208707] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.211190] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.213672] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.216150] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.218627] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.221105] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1810.221115] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1810.221143] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1810.223194] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1810.225243] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1810.227292] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1810.229341] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1810.231389] [drm:intel_power_well_disable [i915]] disabling display
>[ 1810.233837] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1810.233888] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1810.233921] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1810.233953] [drm:intel_power_well_enable [i915]] enabling display
>[ 1810.236033] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1810.236105] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1810.263439] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1810.263476] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1810.263667] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1810.263703] [drm:intel_power_well_disable [i915]] disabling display
>[ 1810.265296] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1810.265307] ------------[ cut here ]------------
>[ 1810.265316] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1810.265318] Hello, who woke me?
>[ 1810.265320] Modules linked in:
>[ 1810.265322]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1810.265350] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1810.265352] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1810.265390] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1810.265393]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1810.265399]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1810.265404]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1810.265409] Call Trace:
>[ 1810.265416]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1810.265421]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1810.265424]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1810.265429]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1810.265466]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1810.265470]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1810.265474]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1810.265477]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1810.265481]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1810.265484]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1810.265488]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1810.265492]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1810.265496]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1810.265498] ---[ end trace ec3ff52ee7faea09 ]---
>[ 1810.265504] ------------[ cut here ]------------
>[ 1810.265509] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1810.265510] Hello, who woke me?
>[ 1810.265512] Modules linked in:
>[ 1810.265513]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1810.265537] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1810.265538] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1810.265575] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1810.265578]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1810.265583]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1810.265588]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1810.265593] Call Trace:
>[ 1810.265597]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1810.265600]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1810.265604]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1810.265608]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1810.265645]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1810.265649]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1810.265653]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1810.265656]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1810.265659]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1810.265662]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1810.265666]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1810.265669]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1810.265673]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1810.265675] ---[ end trace ec3ff52ee7faea0a ]---
>[ 1820.352662] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1820.352718] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1820.352766] [drm:intel_power_well_enable [i915]] enabling display
>[ 1820.354879] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1820.354935] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1820.355294] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1820.357385] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1820.364019] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1820.364072] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1820.364909] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1820.364962] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1820.365323] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1820.365339] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1820.365395] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1820.365451] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1820.366049] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1820.366101] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1820.366380] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1820.366429] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1820.368696] [drm:intel_power_well_disable [i915]] disabling display
>[ 1820.371175] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1820.371233] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1820.371284] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1820.371332] [drm:intel_power_well_enable [i915]] enabling display
>[ 1820.373616] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1820.373672] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1820.374028] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1820.376268] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1820.378505] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1820.380758] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1820.383060] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1820.387817] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.390355] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.392891] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.395429] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.397963] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.400500] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.403032] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.405567] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.408102] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.410705] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.413247] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.415780] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.418290] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.420791] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.423290] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.425789] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.428289] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.430789] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.433289] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.435776] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.438255] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.440736] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.443215] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.445695] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.448174] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.450655] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.453137] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.455656] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.458140] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.460652] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.463140] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.465650] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1820.465660] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1820.465688] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1820.467742] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1820.470012] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1820.472206] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1820.474414] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1820.476634] [drm:intel_power_well_disable [i915]] disabling display
>[ 1820.478843] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1820.478880] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1820.478916] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1820.478962] [drm:intel_power_well_enable [i915]] enabling display
>[ 1820.481057] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1820.481106] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1820.495513] [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder is 166
>[ 1820.495602] Raw EDID:
>[ 1820.495629]  	00 ff ff ff ff ff ff 00 30 ae 44 11 01 01 01 01
>[ 1820.495686]  	1f 17 01 03 80 34 20 78 ee f9 15 a3 54 50 9e 27
>[ 1820.495743]  	12 50 54 ad cf 00 31 46 81 80 81 8c 95 00 95 0f
>[ 1820.495799]  	b3 00 a9 40 d1 c0 28 3c 80 a0 70 b0 23 40 30 20
>[ 1820.495856]  	36 00 06 44 21 00 00 1a 00 00 00 fd 00 32 4b 1e
>[ 1820.495913]  	4b 11 00 0a 20 20 23 7f ff ff ff ff ff ff ff ff
>[ 1820.495969]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 1820.496026]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 1820.522365] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1820.522399] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1820.522587] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1820.522621] [drm:intel_power_well_disable [i915]] disabling display
>[ 1820.524351] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1820.524362] ------------[ cut here ]------------
>[ 1820.524369] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1820.524371] Hello, who woke me?
>[ 1820.524372] Modules linked in:
>[ 1820.524374]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1820.524401] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1820.524403] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1820.524438] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1820.524441]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1820.524446]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1820.524451]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1820.524456] Call Trace:
>[ 1820.524462]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1820.524466]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1820.524469]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1820.524473]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1820.524507]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1820.524512]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1820.524515]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1820.524518]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1820.524521]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1820.524524]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1820.524528]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1820.524532]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1820.524535]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1820.524537] ---[ end trace ec3ff52ee7faea0b ]---
>[ 1820.524542] ------------[ cut here ]------------
>[ 1820.524546] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1820.524547] Hello, who woke me?
>[ 1820.524549] Modules linked in:
>[ 1820.524550]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1820.524571] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1820.524573] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1820.524607] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1820.524610]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1820.524614]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1820.524619]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1820.524624] Call Trace:
>[ 1820.524627]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1820.524630]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1820.524633]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1820.524637]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1820.524671]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1820.524675]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1820.524678]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1820.524681]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1820.524684]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1820.524687]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1820.524690]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1820.524693]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1820.524696]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1820.524698] ---[ end trace ec3ff52ee7faea0c ]---
>[ 1830.596655] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1830.596710] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1830.596758] [drm:intel_power_well_enable [i915]] enabling display
>[ 1830.599018] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1830.599074] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1830.599436] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1830.601683] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1830.608066] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1830.608121] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1830.608866] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1830.608919] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1830.609185] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1830.609362] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1830.609417] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1830.609471] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1830.610068] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1830.610120] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1830.610172] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1830.610492] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1830.612734] [drm:intel_power_well_disable [i915]] disabling display
>[ 1830.614970] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1830.615026] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1830.615076] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1830.615124] [drm:intel_power_well_enable [i915]] enabling display
>[ 1830.617246] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1830.617302] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1830.617657] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1830.619744] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1830.621831] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1830.623916] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1830.626001] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1830.630579] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.633117] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.635653] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.638188] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.640813] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.643333] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.645838] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.648343] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.650848] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.653354] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.655858] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.658344] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.660829] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.663314] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.665797] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.668281] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.670767] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.673256] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.675746] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.678242] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.680753] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.683237] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.685745] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.688234] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.690749] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.693241] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.695748] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.698248] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.700755] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.703246] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.705751] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.708246] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1830.708255] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1830.708283] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1830.710337] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1830.712388] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1830.714438] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1830.716489] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1830.718539] [drm:intel_power_well_disable [i915]] disabling display
>[ 1830.720743] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1830.720785] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1830.720823] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1830.720859] [drm:intel_power_well_enable [i915]] enabling display
>[ 1830.722944] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1830.722987] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1830.750695] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1830.750747] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1830.750963] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1830.751015] [drm:intel_power_well_disable [i915]] disabling display
>[ 1830.752543] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1830.752557] ------------[ cut here ]------------
>[ 1830.752567] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1830.752569] Hello, who woke me?
>[ 1830.752572] Modules linked in:
>[ 1830.752575]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1830.752615] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1830.752617] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1830.752671] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1830.752676]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1830.752684]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1830.752691]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1830.752699] Call Trace:
>[ 1830.752707]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1830.752713]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1830.752718]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1830.752725]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1830.752778]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1830.752784]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1830.752789]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1830.752794]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1830.752799]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1830.752804]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1830.752810]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1830.752815]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1830.752820]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1830.752824] ---[ end trace ec3ff52ee7faea0d ]---
>[ 1830.752830] ------------[ cut here ]------------
>[ 1830.752837] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1830.752839] Hello, who woke me?
>[ 1830.752841] Modules linked in:
>[ 1830.752843]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1830.752877] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1830.752879] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1830.752932] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1830.752936]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1830.752943]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1830.752951]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1830.752958] Call Trace:
>[ 1830.752963]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1830.752968]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1830.752973]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1830.752979]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1830.753032]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1830.753038]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1830.753043]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1830.753048]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1830.753052]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1830.753057]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1830.753061]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1830.753067]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1830.753071]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1830.753075] ---[ end trace ec3ff52ee7faea0e ]---
>[ 1840.840727] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1840.840782] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1840.840830] [drm:intel_power_well_enable [i915]] enabling display
>[ 1840.843120] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1840.843176] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1840.843538] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1840.845790] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1840.852339] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1840.852393] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1840.852888] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1840.852941] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1840.853206] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1840.853218] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1840.853270] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1840.853357] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1840.853951] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1840.854005] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1840.854057] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1840.854105] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1840.856413] [drm:intel_power_well_disable [i915]] disabling display
>[ 1840.858847] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1840.858905] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1840.858956] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1840.859004] [drm:intel_power_well_enable [i915]] enabling display
>[ 1840.861284] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1840.861360] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1840.861716] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1840.863979] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1840.866240] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1840.868504] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1840.870765] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1840.875525] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.878063] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.880602] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.883150] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.885665] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.888176] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.890687] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.893198] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.895708] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.898217] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.900728] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.903236] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.905747] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.908255] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.910762] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.913268] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.915774] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.918259] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.920745] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.923231] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.925717] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.928198] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.930677] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.933158] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.935640] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.938123] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.940606] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.943091] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.945572] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.948053] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.950534] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.953014] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1840.953024] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1840.953052] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1840.955273] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1840.957528] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1840.959780] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1840.961999] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1840.964196] [drm:intel_power_well_disable [i915]] disabling display
>[ 1840.966601] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1840.966661] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1840.966711] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1840.966759] [drm:intel_power_well_enable [i915]] enabling display
>[ 1840.969000] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1840.969056] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1840.996847] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1840.996876] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1840.997058] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1840.997087] [drm:intel_power_well_disable [i915]] disabling display
>[ 1840.998702] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1840.998712] ------------[ cut here ]------------
>[ 1840.998720] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1840.998721] Hello, who woke me?
>[ 1840.998722] Modules linked in:
>[ 1840.998724]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1840.998748] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1840.998750] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1840.998780] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1840.998783]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1840.998787]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1840.998791]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1840.998795] Call Trace:
>[ 1840.998801]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1840.998805]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1840.998808]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1840.998811]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1840.998840]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1840.998844]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1840.998847]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1840.998850]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1840.998853]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1840.998855]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1840.998859]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1840.998862]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1840.998865]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1840.998867] ---[ end trace ec3ff52ee7faea0f ]---
>[ 1840.998872] ------------[ cut here ]------------
>[ 1840.998876] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1840.998877] Hello, who woke me?
>[ 1840.998878] Modules linked in:
>[ 1840.998879]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1840.998898] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1840.998899] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1840.998928] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1840.998930]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1840.998934]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1840.998938]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1840.998942] Call Trace:
>[ 1840.998945]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1840.998948]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1840.998951]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1840.998954]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1840.998983]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1840.998986]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1840.998989]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1840.998992]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1840.998994]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1840.998997]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1840.998999]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1840.999002]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1840.999005]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1840.999007] ---[ end trace ec3ff52ee7faea10 ]---
>[ 1851.084868] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1851.084923] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1851.084972] [drm:intel_power_well_enable [i915]] enabling display
>[ 1851.087233] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1851.087289] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1851.087654] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1851.089950] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1851.096531] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1851.096584] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1851.097112] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1851.097165] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1851.097442] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1851.097462] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1851.097515] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1851.097727] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1851.098324] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1851.098377] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1851.098456] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1851.098509] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1851.100777] [drm:intel_power_well_disable [i915]] disabling display
>[ 1851.103217] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1851.103276] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1851.103326] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1851.103374] [drm:intel_power_well_enable [i915]] enabling display
>[ 1851.105735] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1851.105791] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1851.106147] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1851.108235] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1851.110320] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1851.112420] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1851.114505] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1851.119084] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.121622] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.124159] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.126696] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.129234] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.131770] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.134304] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.136840] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.139375] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.141920] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.144481] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.147013] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.149521] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.152012] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.154496] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.156983] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.159469] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.161957] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.164464] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.166967] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.169454] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.171966] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.174457] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.176983] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.179465] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.181971] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.184461] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.186977] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.189467] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.191977] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.194464] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.196976] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1851.196986] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1851.197013] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1851.199067] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1851.201117] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1851.203168] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1851.205218] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1851.207268] [drm:intel_power_well_disable [i915]] disabling display
>[ 1851.209688] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1851.209739] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1851.209779] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1851.209817] [drm:intel_power_well_enable [i915]] enabling display
>[ 1851.211907] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1851.211952] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1851.239495] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1851.239524] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1851.239706] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1851.239735] [drm:intel_power_well_disable [i915]] disabling display
>[ 1851.241792] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1851.241801] ------------[ cut here ]------------
>[ 1851.241809] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1851.241810] Hello, who woke me?
>[ 1851.241812] Modules linked in:
>[ 1851.241814]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1851.241837] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1851.241839] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1851.241869] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1851.241872]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1851.241876]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1851.241880]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1851.241885] Call Trace:
>[ 1851.241890]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1851.241895]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1851.241897]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1851.241901]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1851.241930]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1851.241934]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1851.241937]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1851.241940]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1851.241942]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1851.241945]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1851.241949]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1851.241952]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1851.241954]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1851.241956] ---[ end trace ec3ff52ee7faea11 ]---
>[ 1851.241961] ------------[ cut here ]------------
>[ 1851.241965] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1851.241966] Hello, who woke me?
>[ 1851.241967] Modules linked in:
>[ 1851.241969]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1851.241987] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1851.241989] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1851.242018] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1851.242020]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1851.242024]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1851.242028]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1851.242032] Call Trace:
>[ 1851.242035]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1851.242038]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1851.242040]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1851.242044]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1851.242073]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1851.242076]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1851.242079]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1851.242082]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1851.242084]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1851.242086]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1851.242089]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1851.242092]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1851.242095]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1851.242097] ---[ end trace ec3ff52ee7faea12 ]---
>[ 1861.329328] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1861.329383] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1861.329431] [drm:intel_power_well_enable [i915]] enabling display
>[ 1861.332023] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1861.332079] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1861.332435] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1861.335060] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1861.341130] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1861.341184] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1861.341735] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1861.341788] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1861.342226] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1861.342239] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1861.342291] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1861.342343] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1861.343200] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1861.343258] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1861.343310] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1861.343359] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1861.345625] [drm:intel_power_well_disable [i915]] disabling display
>[ 1861.347863] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1861.347919] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1861.347968] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1861.348016] [drm:intel_power_well_enable [i915]] enabling display
>[ 1861.350274] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1861.350330] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1861.350689] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1861.352961] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1861.355222] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1861.357485] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1861.359731] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1861.364311] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.366852] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.369391] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.371940] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.374480] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.377045] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.379599] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.382119] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.384633] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.387148] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.389649] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.392147] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.394650] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.397150] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.399650] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.402150] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.404650] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.407152] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.409636] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.412119] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.414603] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.417084] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.419567] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.422053] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.424538] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.427051] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.429540] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.432060] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.434548] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.437056] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.439544] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.442056] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1861.442065] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1861.442093] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1861.444148] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1861.446199] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1861.448250] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1861.450301] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1861.452353] [drm:intel_power_well_disable [i915]] disabling display
>[ 1861.454784] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1861.454832] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1861.454872] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1861.454910] [drm:intel_power_well_enable [i915]] enabling display
>[ 1861.457001] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1861.457046] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1861.484433] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1861.484462] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1861.484666] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1861.484710] [drm:intel_power_well_disable [i915]] disabling display
>[ 1861.486790] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1861.486802] ------------[ cut here ]------------
>[ 1861.486813] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1861.486814] Hello, who woke me?
>[ 1861.486817] Modules linked in:
>[ 1861.486819]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1861.486853] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1861.486855] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1861.486901] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1861.486905]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1861.486912]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1861.486918]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1861.486925] Call Trace:
>[ 1861.486932]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1861.486938]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1861.486942]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1861.486948]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1861.486993]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1861.486998]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1861.487002]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1861.487007]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1861.487011]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1861.487014]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1861.487020]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1861.487024]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1861.487028]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1861.487031] ---[ end trace ec3ff52ee7faea13 ]---
>[ 1861.487038] ------------[ cut here ]------------
>[ 1861.487044] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1861.487045] Hello, who woke me?
>[ 1861.487047] Modules linked in:
>[ 1861.487049]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1861.487077] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1861.487079] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1861.487124] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1861.487128]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1861.487134]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1861.487140]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1861.487146] Call Trace:
>[ 1861.487151]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1861.487155]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1861.487159]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1861.487164]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1861.487209]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1861.487213]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1861.487218]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1861.487222]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1861.487226]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1861.487229]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1861.487233]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1861.487238]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1861.487242]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1861.487245] ---[ end trace ec3ff52ee7faea14 ]---
>[ 1871.573009] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1871.573064] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1871.573112] [drm:intel_power_well_enable [i915]] enabling display
>[ 1871.574635] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1871.574692] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1871.575048] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1871.576765] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1871.583211] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1871.583265] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1871.583757] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1871.583813] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1871.584331] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1871.584344] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1871.584396] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1871.584448] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1871.585272] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1871.585331] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1871.585383] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1871.585431] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1871.587701] [drm:intel_power_well_disable [i915]] disabling display
>[ 1871.590137] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1871.590195] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1871.590246] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1871.590294] [drm:intel_power_well_enable [i915]] enabling display
>[ 1871.592553] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1871.592630] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1871.592987] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1871.595241] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1871.597502] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1871.599763] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1871.602028] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1871.606763] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.609302] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.611841] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.614388] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.616902] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.619414] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.621924] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.624432] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.626941] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.629449] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.631958] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.634465] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.636954] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.639440] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.641927] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.644412] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.646898] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.649386] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.651872] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.654353] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.656835] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.659316] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.661798] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.664279] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.666761] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.669242] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.671725] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.674206] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.676692] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.679176] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.681662] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.684149] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1871.684159] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1871.684186] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1871.686447] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1871.688647] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1871.690846] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1871.693085] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1871.695137] [drm:intel_power_well_disable [i915]] disabling display
>[ 1871.697336] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1871.697382] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1871.697426] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1871.697469] [drm:intel_power_well_enable [i915]] enabling display
>[ 1871.699565] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1871.699614] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1871.727152] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1871.727184] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1871.727368] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1871.727400] [drm:intel_power_well_disable [i915]] disabling display
>[ 1871.729036] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1871.729050] ------------[ cut here ]------------
>[ 1871.729061] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1871.729063] Hello, who woke me?
>[ 1871.729065] Modules linked in:
>[ 1871.729068]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1871.729108] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1871.729111] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1871.729165] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1871.729170]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1871.729178]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1871.729185]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1871.729193] Call Trace:
>[ 1871.729202]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1871.729208]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1871.729213]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1871.729219]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1871.729273]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1871.729279]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1871.729284]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1871.729289]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1871.729294]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1871.729298]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1871.729304]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1871.729310]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1871.729315]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1871.729318] ---[ end trace ec3ff52ee7faea15 ]---
>[ 1871.729326] ------------[ cut here ]------------
>[ 1871.729333] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1871.729334] Hello, who woke me?
>[ 1871.729336] Modules linked in:
>[ 1871.729338]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1871.729372] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1871.729375] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1871.729427] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1871.729432]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1871.729439]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1871.729446]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1871.729453] Call Trace:
>[ 1871.729459]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1871.729464]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1871.729469]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1871.729475]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1871.729528]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1871.729533]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1871.729538]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1871.729543]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1871.729548]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1871.729552]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1871.729557]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1871.729562]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1871.729567]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1871.729570] ---[ end trace ec3ff52ee7faea16 ]---
>[ 1881.817141] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1881.817196] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1881.817244] [drm:intel_power_well_enable [i915]] enabling display
>[ 1881.819538] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1881.819594] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1881.819956] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1881.822203] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1881.828839] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1881.828893] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1881.829371] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1881.829424] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1881.829709] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1881.829729] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1881.829781] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1881.829840] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1881.830433] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1881.830488] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1881.830540] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1881.830588] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1881.831936] [drm:intel_power_well_disable [i915]] disabling display
>[ 1881.834344] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1881.834402] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1881.834453] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1881.834501] [drm:intel_power_well_enable [i915]] enabling display
>[ 1881.836783] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1881.836839] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1881.837195] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1881.839460] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1881.841698] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1881.843930] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1881.846168] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1881.850957] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.853495] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.856034] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.858581] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.861124] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.863664] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.866226] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.868803] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.871344] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.873857] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.876367] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.878877] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.881386] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.883884] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.886369] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.888857] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.891344] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.893832] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.896314] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.898797] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.901278] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.903762] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.906247] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.908732] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.911234] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.913724] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.916238] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.918729] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.921242] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.923728] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.926240] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.928728] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1881.928738] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1881.928766] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1881.930820] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1881.932871] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1881.934922] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1881.936721] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1881.938771] [drm:intel_power_well_disable [i915]] disabling display
>[ 1881.940984] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1881.941027] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1881.941065] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1881.941101] [drm:intel_power_well_enable [i915]] enabling display
>[ 1881.943187] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1881.943230] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1881.970662] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1881.970695] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1881.970907] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1881.970943] [drm:intel_power_well_disable [i915]] disabling display
>[ 1881.973032] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1881.973046] ------------[ cut here ]------------
>[ 1881.973057] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1881.973059] Hello, who woke me?
>[ 1881.973062] Modules linked in:
>[ 1881.973065]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1881.973104] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1881.973106] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1881.973160] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1881.973165]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1881.973173]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1881.973180]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1881.973188] Call Trace:
>[ 1881.973196]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1881.973203]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1881.973208]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1881.973214]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1881.973267]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1881.973274]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1881.973278]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1881.973284]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1881.973288]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1881.973293]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1881.973299]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1881.973304]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1881.973309]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1881.973313] ---[ end trace ec3ff52ee7faea17 ]---
>[ 1881.973319] ------------[ cut here ]------------
>[ 1881.973326] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1881.973328] Hello, who woke me?
>[ 1881.973330] Modules linked in:
>[ 1881.973332]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1881.973365] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1881.973368] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1881.973421] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1881.973425]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1881.973432]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1881.973440]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1881.973447] Call Trace:
>[ 1881.973452]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1881.973457]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1881.973462]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1881.973468]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1881.973522]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1881.973527]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1881.973532]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1881.973537]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1881.973541]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1881.973546]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1881.973551]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1881.973556]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1881.973561]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1881.973564] ---[ end trace ec3ff52ee7faea18 ]---
>[ 1892.061446] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1892.061500] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1892.061549] [drm:intel_power_well_enable [i915]] enabling display
>[ 1892.063851] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1892.063907] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1892.064263] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1892.066521] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1892.073146] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1892.073200] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1892.073622] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1892.073674] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1892.073974] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1892.073989] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1892.074045] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1892.074100] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1892.074699] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1892.074752] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1892.075008] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1892.075061] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1892.077307] [drm:intel_power_well_disable [i915]] disabling display
>[ 1892.079715] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1892.079773] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1892.079872] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1892.079928] [drm:intel_power_well_enable [i915]] enabling display
>[ 1892.082193] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1892.082249] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1892.082606] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1892.084873] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1892.087135] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1892.089401] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1892.091487] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1892.096066] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.098603] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.101142] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.103688] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.106229] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.108804] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.111402] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.113939] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.116475] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.118983] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.121490] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.123997] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.126498] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.128998] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.131498] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.133996] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.136494] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.138976] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.141458] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.143940] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.146421] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.148902] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.151384] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.153865] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.156348] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.158833] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.161323] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.163817] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.166332] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.168819] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.171344] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.173839] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1892.173849] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1892.173877] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1892.175930] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1892.177980] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1892.180030] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1892.182080] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1892.184131] [drm:intel_power_well_disable [i915]] disabling display
>[ 1892.186337] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1892.186378] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1892.186413] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1892.186448] [drm:intel_power_well_enable [i915]] enabling display
>[ 1892.188527] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1892.188567] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1892.216296] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1892.216329] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1892.216515] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1892.216547] [drm:intel_power_well_disable [i915]] disabling display
>[ 1892.218154] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1892.218163] ------------[ cut here ]------------
>[ 1892.218170] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1892.218172] Hello, who woke me?
>[ 1892.218173] Modules linked in:
>[ 1892.218175]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1892.218201] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1892.218203] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1892.218236] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1892.218239]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1892.218244]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1892.218248]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1892.218253] Call Trace:
>[ 1892.218259]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1892.218264]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1892.218267]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1892.218271]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1892.218303]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1892.218307]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1892.218310]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1892.218314]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1892.218317]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1892.218320]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1892.218324]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1892.218327]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1892.218330]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1892.218332] ---[ end trace ec3ff52ee7faea19 ]---
>[ 1892.218337] ------------[ cut here ]------------
>[ 1892.218341] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1892.218342] Hello, who woke me?
>[ 1892.218344] Modules linked in:
>[ 1892.218345]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1892.218366] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1892.218367] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1892.218400] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1892.218402]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1892.218407]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1892.218411]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1892.218416] Call Trace:
>[ 1892.218419]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1892.218422]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1892.218425]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1892.218429]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1892.218461]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1892.218465]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1892.218468]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1892.218471]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1892.218474]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1892.218476]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1892.218479]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1892.218483]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1892.218485]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1892.218488] ---[ end trace ec3ff52ee7faea1a ]---
>[ 1902.305292] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1902.305347] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1902.305395] [drm:intel_power_well_enable [i915]] enabling display
>[ 1902.307658] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1902.307714] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1902.308249] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1902.310494] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1902.317135] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1902.317189] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1902.317651] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1902.317704] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1902.318061] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1902.318076] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1902.318129] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1902.318184] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1902.318784] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1902.318836] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1902.319090] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1902.319142] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1902.321416] [drm:intel_power_well_disable [i915]] disabling display
>[ 1902.323854] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1902.323947] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1902.323997] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1902.324045] [drm:intel_power_well_enable [i915]] enabling display
>[ 1902.326153] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1902.326209] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1902.326565] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1902.328829] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1902.331081] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1902.333167] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1902.335253] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1902.339832] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.342534] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.345072] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.347609] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.350146] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.352681] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.355218] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.357753] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.360288] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.362824] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.365393] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.367942] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.370476] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.373010] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.375543] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.378076] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.380609] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.383116] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.385618] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.388122] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.390625] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.393129] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.395632] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.398136] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.400638] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.403127] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.405609] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.408093] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.410574] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.413056] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.415538] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.418020] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1902.418031] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1902.418060] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1902.420111] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1902.422160] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1902.424209] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1902.426257] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1902.428306] [drm:intel_power_well_disable [i915]] disabling display
>[ 1902.430739] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1902.430798] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1902.430838] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1902.430876] [drm:intel_power_well_enable [i915]] enabling display
>[ 1902.433073] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1902.433118] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1902.460411] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1902.460447] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1902.460637] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1902.460672] [drm:intel_power_well_disable [i915]] disabling display
>[ 1902.462286] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1902.462300] ------------[ cut here ]------------
>[ 1902.462312] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1902.462314] Hello, who woke me?
>[ 1902.462317] Modules linked in:
>[ 1902.462319]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1902.462359] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1902.462361] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1902.462415] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1902.462420]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1902.462428]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1902.462436]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1902.462443] Call Trace:
>[ 1902.462452]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1902.462458]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1902.462463]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1902.462469]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1902.462523]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1902.462529]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1902.462534]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1902.462539]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1902.462544]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1902.462548]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1902.462554]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1902.462559]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1902.462564]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1902.462568] ---[ end trace ec3ff52ee7faea1b ]---
>[ 1902.462575] ------------[ cut here ]------------
>[ 1902.462582] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1902.462584] Hello, who woke me?
>[ 1902.462586] Modules linked in:
>[ 1902.462588]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1902.462622] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1902.462624] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1902.462677] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1902.462681]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1902.462688]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1902.462696]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1902.462703] Call Trace:
>[ 1902.462708]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1902.462713]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1902.462718]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1902.462724]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1902.462777]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1902.462783]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1902.462788]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1902.462793]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1902.462797]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1902.462802]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1902.462807]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1902.462812]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1902.462816]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1902.462820] ---[ end trace ec3ff52ee7faea1c ]---
>[ 1912.549360] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1912.549415] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1912.549463] [drm:intel_power_well_enable [i915]] enabling display
>[ 1912.551707] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1912.551763] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1912.552153] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1912.554429] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1912.561006] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1912.561060] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1912.561532] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1912.561584] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1912.561849] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1912.561861] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1912.561913] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1912.562270] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1912.562865] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1912.562918] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1912.563147] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1912.563199] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1912.565474] [drm:intel_power_well_disable [i915]] disabling display
>[ 1912.567700] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1912.567756] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1912.567805] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1912.567853] [drm:intel_power_well_enable [i915]] enabling display
>[ 1912.570119] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1912.570175] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1912.570530] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1912.572760] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1912.574845] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1912.576930] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1912.579032] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1912.583609] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.586150] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.588685] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.591222] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.593757] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.596295] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.598802] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.601309] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.603815] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.606321] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.608816] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.611298] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.613780] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.616261] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.618743] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.621224] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.623706] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.626188] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.628667] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.631146] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.633626] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.636106] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.638586] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.641066] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.643544] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.646026] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.648507] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.650994] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.653499] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.655986] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.658496] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.660986] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1912.660995] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1912.661023] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1912.663077] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1912.665128] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1912.667179] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1912.669229] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1912.671280] [drm:intel_power_well_disable [i915]] disabling display
>[ 1912.673540] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1912.673583] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1912.673620] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1912.673657] [drm:intel_power_well_enable [i915]] enabling display
>[ 1912.675741] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1912.675784] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1912.703475] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1912.703504] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1912.703686] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1912.703715] [drm:intel_power_well_disable [i915]] disabling display
>[ 1912.705344] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1912.705363] ------------[ cut here ]------------
>[ 1912.705373] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1912.705375] Hello, who woke me?
>[ 1912.705377] Modules linked in:
>[ 1912.705380]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1912.705418] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1912.705420] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1912.705470] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1912.705475]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1912.705483]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1912.705490]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1912.705497] Call Trace:
>[ 1912.705504]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1912.705511]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1912.705515]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1912.705521]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1912.705571]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1912.705578]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1912.705582]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1912.705587]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1912.705592]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1912.705596]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1912.705601]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1912.705607]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1912.705611]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1912.705615] ---[ end trace ec3ff52ee7faea1d ]---
>[ 1912.705621] ------------[ cut here ]------------
>[ 1912.705627] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1912.705629] Hello, who woke me?
>[ 1912.705631] Modules linked in:
>[ 1912.705633]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1912.705665] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1912.705667] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1912.705717] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1912.705721]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1912.705728]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1912.705734]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1912.705741] Call Trace:
>[ 1912.705746]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1912.705751]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1912.705756]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1912.705761]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1912.705812]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1912.705817]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1912.705821]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1912.705826]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1912.705830]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1912.705834]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1912.705839]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1912.705844]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1912.705848]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1912.705852] ---[ end trace ec3ff52ee7faea1e ]---
>[ 1922.793691] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1922.793746] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1922.793794] [drm:intel_power_well_enable [i915]] enabling display
>[ 1922.796051] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1922.796122] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1922.796478] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1922.798707] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1922.805279] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1922.805333] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1922.805810] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1922.805863] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1922.806253] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1922.806271] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1922.806325] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1922.806378] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1922.806975] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1922.807027] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1922.807348] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1922.807397] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1922.809633] [drm:intel_power_well_disable [i915]] disabling display
>[ 1922.812035] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1922.812125] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1922.812175] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1922.812223] [drm:intel_power_well_enable [i915]] enabling display
>[ 1922.814470] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1922.814526] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1922.814882] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1922.817147] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1922.819412] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1922.821642] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1922.823880] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1922.828460] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.830998] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.833569] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.836108] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.838649] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.841187] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.843727] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.846262] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.848796] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.851306] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.853809] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.856314] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.858813] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.861309] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.863805] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.866301] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.868796] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.871275] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.873753] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.876232] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.878709] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.881187] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.883665] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.886143] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.888621] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.891099] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.893579] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.896063] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.898565] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.901054] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.903550] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.906113] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1922.906123] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1922.906150] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1922.908203] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1922.910254] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1922.912303] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1922.914353] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1922.916403] [drm:intel_power_well_disable [i915]] disabling display
>[ 1922.918607] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1922.918650] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1922.918687] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1922.918723] [drm:intel_power_well_enable [i915]] enabling display
>[ 1922.920807] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1922.920849] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1922.948515] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1922.948549] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1922.948736] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1922.948770] [drm:intel_power_well_disable [i915]] disabling display
>[ 1922.950368] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1922.950378] ------------[ cut here ]------------
>[ 1922.950385] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1922.950387] Hello, who woke me?
>[ 1922.950388] Modules linked in:
>[ 1922.950390]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1922.950417] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1922.950419] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1922.950454] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1922.950457]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1922.950462]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1922.950467]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1922.950472] Call Trace:
>[ 1922.950478]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1922.950483]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1922.950486]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1922.950490]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1922.950524]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1922.950529]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1922.950532]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1922.950535]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1922.950538]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1922.950541]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1922.950545]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1922.950549]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1922.950552]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1922.950554] ---[ end trace ec3ff52ee7faea1f ]---
>[ 1922.950559] ------------[ cut here ]------------
>[ 1922.950563] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1922.950564] Hello, who woke me?
>[ 1922.950565] Modules linked in:
>[ 1922.950567]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1922.950588] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1922.950590] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1922.950624] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1922.950626]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1922.950631]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1922.950635]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1922.950640] Call Trace:
>[ 1922.950643]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1922.950647]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1922.950650]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1922.950654]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1922.950688]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1922.950691]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1922.950694]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1922.950698]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1922.950701]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1922.950703]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1922.950706]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1922.950710]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1922.950713]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1922.950715] ---[ end trace ec3ff52ee7faea20 ]---
>[ 1933.037566] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1933.037621] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1933.037670] [drm:intel_power_well_enable [i915]] enabling display
>[ 1933.039922] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1933.039978] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1933.040346] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1933.042619] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1933.049236] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1933.049290] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1933.049768] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1933.049821] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1933.050082] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1933.050094] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1933.050180] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1933.050233] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1933.051021] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1933.051078] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1933.051130] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1933.051207] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1933.053444] [drm:intel_power_well_disable [i915]] disabling display
>[ 1933.055887] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1933.055946] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1933.055996] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1933.056044] [drm:intel_power_well_enable [i915]] enabling display
>[ 1933.058335] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1933.058391] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1933.058747] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1933.061011] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1933.063271] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1933.065499] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1933.067586] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1933.072170] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.074796] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.077335] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.079871] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.082408] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.084944] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.087480] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.090015] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.092551] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.095085] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.097595] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.100100] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.102606] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.105111] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.107661] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.110203] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.112694] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.115185] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.117699] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.120182] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.122704] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.125202] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.127696] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.130183] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.132696] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.135185] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.137717] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.140210] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.142719] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.145208] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.147719] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.150211] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1933.150221] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1933.150249] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1933.152302] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1933.154351] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1933.156401] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1933.158451] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1933.160508] [drm:intel_power_well_disable [i915]] disabling display
>[ 1933.162714] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1933.162750] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1933.162781] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1933.162812] [drm:intel_power_well_enable [i915]] enabling display
>[ 1933.164886] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1933.164923] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1933.192443] [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder is 4
>[ 1933.192767] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1933.192814] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1933.193023] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1933.193069] [drm:intel_power_well_disable [i915]] disabling display
>[ 1933.194510] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1933.194524] ------------[ cut here ]------------
>[ 1933.194534] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1933.194536] Hello, who woke me?
>[ 1933.194539] Modules linked in:
>[ 1933.194542]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1933.194581] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1933.194583] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1933.194637] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1933.194642]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1933.194650]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1933.194657]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1933.194665] Call Trace:
>[ 1933.194673]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1933.194680]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1933.194685]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1933.194691]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1933.194745]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1933.194751]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1933.194756]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1933.194761]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1933.194765]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1933.194770]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1933.194776]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1933.194782]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1933.194786]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1933.194790] ---[ end trace ec3ff52ee7faea21 ]---
>[ 1933.194796] ------------[ cut here ]------------
>[ 1933.194803] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1933.194805] Hello, who woke me?
>[ 1933.194807] Modules linked in:
>[ 1933.194809]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1933.194843] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1933.194845] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1933.194898] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1933.194902]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1933.194910]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1933.194917]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1933.194924] Call Trace:
>[ 1933.194929]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1933.194934]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1933.194939]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1933.194946]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1933.194999]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1933.195004]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1933.195009]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1933.195014]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1933.195019]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1933.195023]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1933.195028]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1933.195033]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1933.195038]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1933.195041] ---[ end trace ec3ff52ee7faea22 ]---
>[ 1943.281655] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1943.281710] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1943.281758] [drm:intel_power_well_enable [i915]] enabling display
>[ 1943.284010] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1943.284066] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1943.284431] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1943.286705] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1943.293351] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1943.293405] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1943.293882] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1943.293935] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1943.294196] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1943.294631] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1943.294688] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1943.294743] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1943.295359] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1943.295412] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1943.295478] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1943.295537] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1943.297804] [drm:intel_power_well_disable [i915]] disabling display
>[ 1943.300277] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1943.300335] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1943.300386] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1943.300434] [drm:intel_power_well_enable [i915]] enabling display
>[ 1943.302712] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1943.302768] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1943.303124] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1943.305398] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1943.307660] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1943.309888] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1943.312151] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1943.316907] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.319442] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.321970] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.324506] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.327040] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.329574] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.332106] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.334640] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.337173] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.339707] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.342276] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.344782] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.347290] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.349794] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.352298] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.354788] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.357271] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.359756] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.362255] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.364766] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.367252] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.369768] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.372254] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.374765] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.377245] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.379764] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.382246] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.384761] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.387249] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.389768] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.392262] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.394772] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1943.394782] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1943.394809] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1943.397021] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1943.399231] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1943.401441] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1943.403686] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1943.405898] [drm:intel_power_well_disable [i915]] disabling display
>[ 1943.408114] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1943.408156] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1943.408193] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1943.408229] [drm:intel_power_well_enable [i915]] enabling display
>[ 1943.410523] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1943.410566] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1943.438184] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1943.438214] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1943.438401] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1943.438432] [drm:intel_power_well_disable [i915]] disabling display
>[ 1943.440487] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1943.440496] ------------[ cut here ]------------
>[ 1943.440502] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1943.440503] Hello, who woke me?
>[ 1943.440505] Modules linked in:
>[ 1943.440507]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1943.440532] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1943.440533] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1943.440564] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1943.440567]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1943.440572]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1943.440576]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1943.440580] Call Trace:
>[ 1943.440586]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1943.440590]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1943.440593]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1943.440596]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1943.440627]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1943.440631]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1943.440634]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1943.440637]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1943.440639]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1943.440642]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1943.440646]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1943.440649]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1943.440652]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1943.440654] ---[ end trace ec3ff52ee7faea23 ]---
>[ 1943.440658] ------------[ cut here ]------------
>[ 1943.440662] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1943.440663] Hello, who woke me?
>[ 1943.440664] Modules linked in:
>[ 1943.440665]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1943.440685] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1943.440686] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1943.440717] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1943.440719]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1943.440723]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1943.440727]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1943.440732] Call Trace:
>[ 1943.440734]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1943.440737]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1943.440740]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1943.440744]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1943.440774]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1943.440777]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1943.440780]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1943.440783]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1943.440785]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1943.440788]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1943.440791]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1943.440794]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1943.440796]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1943.440798] ---[ end trace ec3ff52ee7faea24 ]---
>[ 1953.525993] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1953.526048] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1953.526097] [drm:intel_power_well_enable [i915]] enabling display
>[ 1953.528387] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1953.528444] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1953.528800] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1953.531048] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1953.537641] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1953.537695] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1953.538173] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1953.538226] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1953.538528] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1953.538545] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1953.538602] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1953.538655] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1953.539251] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1953.539304] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1953.539627] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1953.539676] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1953.541920] [drm:intel_power_well_disable [i915]] disabling display
>[ 1953.544330] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1953.544418] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1953.544469] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1953.544517] [drm:intel_power_well_enable [i915]] enabling display
>[ 1953.546801] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1953.546858] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1953.547214] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1953.549504] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1953.551768] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1953.554029] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1953.556275] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1953.561061] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.563600] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.566137] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.568681] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.571221] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.573762] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.576304] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.578844] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.581402] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.583913] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.586426] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.588941] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.591452] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.593963] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.596472] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.598963] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.601450] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.603936] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.606423] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.608912] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.611404] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.613895] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.616384] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.618892] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.621377] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.623885] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.626373] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.628893] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.631381] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.633890] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.636377] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.638891] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1953.638901] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1953.638928] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1953.641127] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1953.643381] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1953.645639] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1953.647841] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1953.650036] [drm:intel_power_well_disable [i915]] disabling display
>[ 1953.652240] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1953.652281] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1953.652316] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1953.652351] [drm:intel_power_well_enable [i915]] enabling display
>[ 1953.654456] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1953.654497] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1953.681854] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1953.681887] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1953.682073] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1953.682105] [drm:intel_power_well_disable [i915]] disabling display
>[ 1953.683709] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1953.683719] ------------[ cut here ]------------
>[ 1953.683726] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1953.683728] Hello, who woke me?
>[ 1953.683730] Modules linked in:
>[ 1953.683732]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1953.683758] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1953.683759] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1953.683793] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1953.683796]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1953.683801]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1953.683805]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1953.683810] Call Trace:
>[ 1953.683816]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1953.683821]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1953.683824]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1953.683828]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1953.683861]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1953.683865]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1953.683868]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1953.683871]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1953.683874]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1953.683877]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1953.683881]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1953.683884]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1953.683887]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1953.683889] ---[ end trace ec3ff52ee7faea25 ]---
>[ 1953.683895] ------------[ cut here ]------------
>[ 1953.683899] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1953.683900] Hello, who woke me?
>[ 1953.683901] Modules linked in:
>[ 1953.683903]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1953.683923] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1953.683925] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1953.683957] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1953.683960]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1953.683965]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1953.683969]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1953.683974] Call Trace:
>[ 1953.683977]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1953.683980]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1953.683983]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1953.683987]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1953.684019]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1953.684023]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1953.684026]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1953.684029]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1953.684032]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1953.684034]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1953.684037]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1953.684041]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1953.684043]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1953.684046] ---[ end trace ec3ff52ee7faea26 ]---
>[ 1963.770033] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1963.770088] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1963.770136] [drm:intel_power_well_enable [i915]] enabling display
>[ 1963.771474] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1963.771530] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1963.771889] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1963.773463] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1963.779861] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1963.779916] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1963.780336] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1963.780388] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1963.780812] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1963.780827] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1963.780880] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1963.780932] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1963.781556] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1963.781610] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1963.781665] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1963.781720] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1963.783984] [drm:intel_power_well_disable [i915]] disabling display
>[ 1963.786413] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1963.786502] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1963.786552] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1963.786600] [drm:intel_power_well_enable [i915]] enabling display
>[ 1963.788852] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1963.788908] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1963.789264] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1963.791505] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1963.793748] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1963.796011] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1963.798098] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1963.802679] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.805216] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.807756] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.810298] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.812839] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.815367] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.817877] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.820383] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.822928] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.825439] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.827935] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.830475] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.832970] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.835469] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.837976] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.840463] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.842977] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.845463] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.847970] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.850459] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.852972] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.855460] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.857973] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.860462] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.862975] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.865465] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.867978] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.870467] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.872980] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.875488] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.877984] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.880470] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1963.880480] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1963.880508] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1963.882562] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1963.884613] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1963.886663] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1963.888714] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1963.890770] [drm:intel_power_well_disable [i915]] disabling display
>[ 1963.892976] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1963.893012] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1963.893043] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1963.893074] [drm:intel_power_well_enable [i915]] enabling display
>[ 1963.895149] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1963.895186] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1963.922701] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1963.922730] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1963.922912] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1963.922942] [drm:intel_power_well_disable [i915]] disabling display
>[ 1963.924713] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1963.924724] ------------[ cut here ]------------
>[ 1963.924733] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1963.924735] Hello, who woke me?
>[ 1963.924737] Modules linked in:
>[ 1963.924739]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1963.924771] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1963.924773] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1963.924814] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1963.924818]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1963.924824]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1963.924830]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1963.924836] Call Trace:
>[ 1963.924842]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1963.924847]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1963.924851]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1963.924856]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1963.924896]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1963.924901]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1963.924905]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1963.924909]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1963.924912]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1963.924916]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1963.924920]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1963.924925]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1963.924928]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1963.924931] ---[ end trace ec3ff52ee7faea27 ]---
>[ 1963.924936] ------------[ cut here ]------------
>[ 1963.924941] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1963.924943] Hello, who woke me?
>[ 1963.924944] Modules linked in:
>[ 1963.924946]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1963.924971] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1963.924973] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1963.925013] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1963.925017]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1963.925022]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1963.925028]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1963.925033] Call Trace:
>[ 1963.925037]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1963.925041]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1963.925045]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1963.925049]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1963.925090]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1963.925094]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1963.925098]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1963.925101]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1963.925105]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1963.925108]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1963.925112]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1963.925116]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1963.925119]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1963.925122] ---[ end trace ec3ff52ee7faea28 ]---
>[ 1974.013910] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1974.013965] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1974.014013] [drm:intel_power_well_enable [i915]] enabling display
>[ 1974.016267] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1974.016323] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1974.016740] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1974.019081] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1974.025636] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1974.025690] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1974.026165] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1974.026218] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1974.026483] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1974.026528] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1974.026581] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1974.026643] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1974.027410] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1974.027466] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1974.027544] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1974.027597] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1974.029865] [drm:intel_power_well_disable [i915]] disabling display
>[ 1974.032287] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1974.032346] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1974.032396] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1974.032444] [drm:intel_power_well_enable [i915]] enabling display
>[ 1974.034704] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1974.034760] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1974.035116] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1974.037380] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1974.039646] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1974.041874] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1974.044105] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1974.048839] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.051378] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.053916] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.056457] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.059035] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.061638] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.064180] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.066692] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.069202] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.071712] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.074222] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.076731] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.079241] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.081750] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.084258] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.086747] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.089234] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.091721] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.094208] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.096695] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.099182] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.101670] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.104157] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.106640] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.109123] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.111607] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.114105] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.116594] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.119086] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.121567] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.124102] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.126588] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1974.126598] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1974.126625] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1974.128679] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1974.130730] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1974.132782] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1974.134834] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1974.136886] [drm:intel_power_well_disable [i915]] disabling display
>[ 1974.139090] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1974.139122] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1974.139150] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1974.139177] [drm:intel_power_well_enable [i915]] enabling display
>[ 1974.141251] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1974.141283] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1974.168866] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1974.168896] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1974.169077] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1974.169107] [drm:intel_power_well_disable [i915]] disabling display
>[ 1974.170737] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1974.170749] ------------[ cut here ]------------
>[ 1974.170758] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1974.170760] Hello, who woke me?
>[ 1974.170762] Modules linked in:
>[ 1974.170764]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1974.170796] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1974.170798] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1974.170841] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1974.170845]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1974.170852]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1974.170858]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1974.170864] Call Trace:
>[ 1974.170871]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1974.170877]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1974.170881]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1974.170886]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1974.170928]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1974.170933]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1974.170937]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1974.170941]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1974.170945]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1974.170949]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1974.170954]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1974.170959]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1974.170962]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1974.170965] ---[ end trace ec3ff52ee7faea29 ]---
>[ 1974.170971] ------------[ cut here ]------------
>[ 1974.170977] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1974.170978] Hello, who woke me?
>[ 1974.170980] Modules linked in:
>[ 1974.170981]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1974.171008] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1974.171010] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1974.171052] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1974.171056]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1974.171062]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1974.171067]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1974.171073] Call Trace:
>[ 1974.171077]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1974.171081]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1974.171085]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1974.171090]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1974.171133]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1974.171137]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1974.171141]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1974.171145]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1974.171149]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1974.171152]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1974.171156]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1974.171160]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1974.171164]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1974.171167] ---[ end trace ec3ff52ee7faea2a ]---
>[ 1984.258283] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1984.258338] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1984.258386] [drm:intel_power_well_enable [i915]] enabling display
>[ 1984.260769] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1984.260826] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1984.261182] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1984.263507] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1984.270045] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1984.270099] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1984.270504] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1984.270556] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1984.271384] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1984.271397] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1984.271449] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1984.271501] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1984.272285] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1984.272343] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1984.272395] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1984.272443] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1984.274711] [drm:intel_power_well_disable [i915]] disabling display
>[ 1984.276942] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1984.276997] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1984.277048] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1984.277095] [drm:intel_power_well_enable [i915]] enabling display
>[ 1984.279385] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1984.279441] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1984.279829] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1984.282097] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1984.284314] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1984.286553] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1984.288850] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1984.293604] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.296168] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.298730] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.301271] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.303820] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.306363] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.308902] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.311415] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.313927] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.316437] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.318949] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.321456] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.323967] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.326475] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.328984] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.331491] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.333979] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.336465] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.338952] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.341438] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.343925] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.346412] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.348899] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.351382] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.353864] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.356348] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.358832] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.361315] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.363799] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.366280] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.368763] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.371245] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1984.371255] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1984.371283] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1984.373519] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1984.375747] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1984.377949] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1984.380153] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1984.382205] [drm:intel_power_well_disable [i915]] disabling display
>[ 1984.384402] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1984.384440] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1984.384473] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1984.384505] [drm:intel_power_well_enable [i915]] enabling display
>[ 1984.386572] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1984.386605] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1984.414167] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1984.414197] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1984.414379] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1984.414408] [drm:intel_power_well_disable [i915]] disabling display
>[ 1984.416044] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1984.416057] ------------[ cut here ]------------
>[ 1984.416066] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1984.416068] Hello, who woke me?
>[ 1984.416070] Modules linked in:
>[ 1984.416073]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1984.416108] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1984.416110] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1984.416158] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1984.416163]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1984.416170]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1984.416177]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1984.416183] Call Trace:
>[ 1984.416191]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1984.416197]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1984.416201]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1984.416207]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1984.416254]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1984.416260]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1984.416264]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1984.416269]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1984.416273]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1984.416277]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1984.416283]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1984.416288]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1984.416292]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1984.416295] ---[ end trace ec3ff52ee7faea2b ]---
>[ 1984.416302] ------------[ cut here ]------------
>[ 1984.416308] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1984.416309] Hello, who woke me?
>[ 1984.416311] Modules linked in:
>[ 1984.416313]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1984.416343] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1984.416345] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1984.416392] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1984.416396]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1984.416402]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1984.416409]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1984.416415] Call Trace:
>[ 1984.416420]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1984.416424]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1984.416429]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1984.416434]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1984.416482]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1984.416486]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1984.416491]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1984.416495]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1984.416499]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1984.416503]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1984.416507]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1984.416512]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1984.416516]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1984.416519] ---[ end trace ec3ff52ee7faea2c ]---
>[ 1994.502120] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 1994.502175] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1994.502223] [drm:intel_power_well_enable [i915]] enabling display
>[ 1994.504536] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1994.504592] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1994.504992] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1994.507268] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 1994.513883] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 1994.513937] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 1994.514414] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1994.514467] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 1994.514992] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 1994.515008] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1994.515060] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 1994.515114] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 1994.515925] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 1994.515988] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 1994.516040] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 1994.516092] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1994.518359] [drm:intel_power_well_disable [i915]] disabling display
>[ 1994.520803] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1994.520862] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 1994.520912] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1994.520960] [drm:intel_power_well_enable [i915]] enabling display
>[ 1994.523210] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1994.523266] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1994.523622] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 1994.525887] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 1994.528152] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 1994.530411] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 1994.532741] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 1994.537496] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.540039] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.542578] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.545122] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.547661] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.550315] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.552860] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.555411] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.557955] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.560498] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.563041] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.565584] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.568126] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.570668] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.573297] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.575814] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.578328] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.580840] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.583351] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.585863] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.588361] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.590849] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.593333] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.595820] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.598304] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.600792] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.603293] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.605781] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.608266] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.610751] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.613247] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.615736] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 1994.615746] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 1994.615774] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 1994.617973] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 1994.620207] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 1994.622441] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 1994.624496] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 1994.626558] [drm:intel_power_well_disable [i915]] disabling display
>[ 1994.628980] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1994.629022] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 1994.629056] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 1994.629090] [drm:intel_power_well_enable [i915]] enabling display
>[ 1994.631173] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 1994.631212] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 1994.658570] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1994.658603] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 1994.658863] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 1994.658899] [drm:intel_power_well_disable [i915]] disabling display
>[ 1994.660989] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 1994.661003] ------------[ cut here ]------------
>[ 1994.661015] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1994.661017] Hello, who woke me?
>[ 1994.661020] Modules linked in:
>[ 1994.661023]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1994.661062] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1994.661065] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1994.661119] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1994.661124]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1994.661132]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 1994.661139]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1994.661147] Call Trace:
>[ 1994.661155]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1994.661161]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1994.661167]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1994.661173]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1994.661226]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1994.661232]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1994.661237]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 1994.661242]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1994.661247]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1994.661252]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1994.661258]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1994.661263]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1994.661268]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1994.661272] ---[ end trace ec3ff52ee7faea2d ]---
>[ 1994.661280] ------------[ cut here ]------------
>[ 1994.661286] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1994.661288] Hello, who woke me?
>[ 1994.661290] Modules linked in:
>[ 1994.661292]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 1994.661326] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 1994.661328] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 1994.661381] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 1994.661386]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 1994.661393]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 1994.661400]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 1994.661408] Call Trace:
>[ 1994.661413]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 1994.661418]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 1994.661423]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 1994.661429]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 1994.661482]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 1994.661487]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 1994.661492]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 1994.661497]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1994.661502]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 1994.661506]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 1994.661511]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 1994.661516]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 1994.661521]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 1994.661524] ---[ end trace ec3ff52ee7faea2e ]---
>[ 2004.746397] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2004.746452] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2004.746500] [drm:intel_power_well_enable [i915]] enabling display
>[ 2004.748824] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2004.748880] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2004.749236] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2004.751560] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2004.758191] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2004.758245] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2004.758665] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2004.758717] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2004.759148] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2004.759163] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2004.759217] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2004.759269] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2004.760299] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2004.760360] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2004.760412] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2004.760461] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2004.762730] [drm:intel_power_well_disable [i915]] disabling display
>[ 2004.765387] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2004.765446] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2004.765496] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2004.765544] [drm:intel_power_well_enable [i915]] enabling display
>[ 2004.767832] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2004.767888] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2004.768244] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2004.770511] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2004.772823] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2004.775086] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2004.777351] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2004.782112] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.784653] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.787195] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.789736] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.792277] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.794915] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.797426] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.799936] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.802445] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.804954] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.807464] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.809975] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.812466] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.814957] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.817458] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.819948] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.822436] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.824926] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.827417] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.829905] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.832397] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.834880] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.837364] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.839850] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.842362] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.844851] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.847365] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.849852] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.852364] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.854866] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.857368] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.859868] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2004.859878] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2004.859906] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2004.862101] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2004.864334] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2004.866536] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2004.868822] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2004.871046] [drm:intel_power_well_disable [i915]] disabling display
>[ 2004.873475] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2004.873516] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2004.873551] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2004.873585] [drm:intel_power_well_enable [i915]] enabling display
>[ 2004.875666] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2004.875705] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2004.903368] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2004.903421] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2004.903636] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2004.903688] [drm:intel_power_well_disable [i915]] disabling display
>[ 2004.905218] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2004.905233] ------------[ cut here ]------------
>[ 2004.905245] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2004.905247] Hello, who woke me?
>[ 2004.905250] Modules linked in:
>[ 2004.905252]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2004.905292] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2004.905295] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2004.905349] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2004.905354]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2004.905362]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2004.905369]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2004.905377] Call Trace:
>[ 2004.905385]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2004.905392]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2004.905397]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2004.905403]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2004.905456]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2004.905463]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2004.905468]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2004.905473]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2004.905478]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2004.905482]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2004.905488]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2004.905494]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2004.905498]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2004.905502] ---[ end trace ec3ff52ee7faea2f ]---
>[ 2004.905510] ------------[ cut here ]------------
>[ 2004.905517] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2004.905518] Hello, who woke me?
>[ 2004.905520] Modules linked in:
>[ 2004.905522]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2004.905556] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2004.905559] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2004.905612] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2004.905616]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2004.905623]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 2004.905631]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2004.905638] Call Trace:
>[ 2004.905643]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2004.905648]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2004.905653]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2004.905660]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2004.905713]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2004.905718]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2004.905723]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2004.905728]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2004.905733]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2004.905737]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2004.905742]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2004.905747]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2004.905752]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2004.905755] ---[ end trace ec3ff52ee7faea30 ]---
>[ 2014.990587] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2014.990642] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2014.990691] [drm:intel_power_well_enable [i915]] enabling display
>[ 2014.992981] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2014.993038] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2014.993394] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2014.995669] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2015.002315] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2015.002369] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2015.002788] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2015.002840] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2015.003608] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2015.003621] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2015.003674] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2015.003726] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2015.004739] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2015.004800] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2015.004852] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2015.005256] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2015.007497] [drm:intel_power_well_disable [i915]] disabling display
>[ 2015.009931] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2015.009989] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2015.010040] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2015.010088] [drm:intel_power_well_enable [i915]] enabling display
>[ 2015.012343] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2015.012399] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2015.012755] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2015.015069] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2015.017316] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2015.019584] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2015.021847] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2015.026591] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.029134] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.031676] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.034218] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.036759] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.039277] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.041792] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.044308] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.046823] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.049321] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.051813] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.054303] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.056808] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.059301] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.061794] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.064281] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.066768] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.069257] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.071741] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.074227] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.076710] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.079195] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.081680] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.084165] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.086649] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.089134] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.091624] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.094109] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.096593] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.099077] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.101560] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.104043] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2015.104053] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2015.104081] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2015.106349] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2015.108554] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2015.110110] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2015.112165] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2015.114218] [drm:intel_power_well_disable [i915]] disabling display
>[ 2015.116430] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2015.116477] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2015.116518] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2015.116559] [drm:intel_power_well_enable [i915]] enabling display
>[ 2015.118654] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2015.118701] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2015.146073] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2015.146102] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2015.146285] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2015.146314] [drm:intel_power_well_disable [i915]] disabling display
>[ 2015.148404] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2015.148419] ------------[ cut here ]------------
>[ 2015.148430] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2015.148432] Hello, who woke me?
>[ 2015.148435] Modules linked in:
>[ 2015.148437]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2015.148477] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2015.148479] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2015.148533] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2015.148539]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2015.148547]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2015.148555]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2015.148562] Call Trace:
>[ 2015.148571]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2015.148578]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2015.148583]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2015.148589]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2015.148643]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2015.148649]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2015.148654]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2015.148659]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2015.148664]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2015.148668]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2015.148674]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2015.148680]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2015.148684]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2015.148688] ---[ end trace ec3ff52ee7faea31 ]---
>[ 2015.148695] ------------[ cut here ]------------
>[ 2015.148702] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2015.148704] Hello, who woke me?
>[ 2015.148706] Modules linked in:
>[ 2015.148708]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2015.148742] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2015.148744] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2015.148797] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2015.148801]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2015.148809]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 2015.148816]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2015.148823] Call Trace:
>[ 2015.148829]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2015.148834]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2015.148839]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2015.148845]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2015.148898]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2015.148904]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2015.148908]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2015.148913]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2015.148918]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2015.148922]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2015.148927]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2015.148933]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2015.148937]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2015.148976] ---[ end trace ec3ff52ee7faea32 ]---
>[ 2025.234373] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2025.234428] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2025.234476] [drm:intel_power_well_enable [i915]] enabling display
>[ 2025.236769] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2025.236825] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2025.237218] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2025.239467] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2025.246021] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2025.246075] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2025.246551] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2025.246604] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2025.246869] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2025.246881] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2025.246933] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2025.247709] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2025.248521] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2025.248579] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2025.248631] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2025.248680] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2025.250924] [drm:intel_power_well_disable [i915]] disabling display
>[ 2025.253562] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2025.253620] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2025.253671] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2025.253719] [drm:intel_power_well_enable [i915]] enabling display
>[ 2025.256023] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2025.256079] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2025.256435] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2025.258677] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2025.260915] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2025.263161] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2025.265426] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2025.270188] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.272729] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.275270] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.277809] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.280322] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.282832] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.285343] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.287853] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.290363] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.292858] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.295353] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.297861] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.300347] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.302835] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.305318] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.307806] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.310290] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.312777] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.315262] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.317747] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.320234] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.322720] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.325205] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.327689] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.330173] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.332658] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.335145] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.337630] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.340115] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.342600] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.345085] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.347574] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2025.347583] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2025.347611] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2025.349811] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2025.352047] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2025.354285] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2025.356480] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2025.358688] [drm:intel_power_well_disable [i915]] disabling display
>[ 2025.361088] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2025.361143] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2025.361190] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2025.361235] [drm:intel_power_well_enable [i915]] enabling display
>[ 2025.363482] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2025.363535] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2025.391538] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2025.391567] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2025.391749] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2025.391778] [drm:intel_power_well_disable [i915]] disabling display
>[ 2025.393425] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2025.393440] ------------[ cut here ]------------
>[ 2025.393452] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2025.393454] Hello, who woke me?
>[ 2025.393457] Modules linked in:
>[ 2025.393459]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2025.393499] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2025.393502] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2025.393555] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2025.393560]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2025.393568]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2025.393576]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2025.393584] Call Trace:
>[ 2025.393592]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2025.393598]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2025.393603]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2025.393609]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2025.393663]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2025.393669]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2025.393674]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2025.393679]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2025.393684]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2025.393688]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2025.393695]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2025.393700]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2025.393705]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2025.393709] ---[ end trace ec3ff52ee7faea33 ]---
>[ 2025.393716] ------------[ cut here ]------------
>[ 2025.393723] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2025.393725] Hello, who woke me?
>[ 2025.393727] Modules linked in:
>[ 2025.393729]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2025.393762] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2025.393765] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2025.393817] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2025.393822]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2025.393829]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 2025.393836]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2025.393844] Call Trace:
>[ 2025.393849]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2025.393854]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2025.393859]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2025.393865]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2025.393918]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2025.393924]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2025.393929]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2025.393934]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2025.393938]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2025.393943]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2025.393948]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2025.393953]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2025.393958]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2025.393961] ---[ end trace ec3ff52ee7faea34 ]---
>[ 2035.478490] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2035.478545] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2035.478593] [drm:intel_power_well_enable [i915]] enabling display
>[ 2035.480852] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2035.480908] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2035.481393] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2035.483643] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2035.490196] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2035.490250] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2035.490725] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2035.490778] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2035.491038] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2035.491365] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2035.491423] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2035.491476] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2035.492249] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2035.492309] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2035.492364] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2035.492416] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2035.494660] [drm:intel_power_well_disable [i915]] disabling display
>[ 2035.497069] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2035.497157] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2035.497208] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2035.497256] [drm:intel_power_well_enable [i915]] enabling display
>[ 2035.499505] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2035.499561] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2035.499918] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2035.502202] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2035.504467] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2035.506706] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2035.508969] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2035.513727] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.516271] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.518811] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.521352] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.523893] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.526434] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.528986] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.531529] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.534294] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.536819] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.539337] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.541847] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.544361] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.546873] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.549369] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.551859] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.554348] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.556838] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.559330] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.561816] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.564299] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.566783] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.569267] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.571751] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.574237] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.576721] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.579205] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.581703] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.584199] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.586696] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.589192] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.591695] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2035.591705] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2035.591733] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2035.593932] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2035.596135] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2035.598373] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2035.600575] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2035.602767] [drm:intel_power_well_disable [i915]] disabling display
>[ 2035.605167] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2035.605222] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2035.605268] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2035.605314] [drm:intel_power_well_enable [i915]] enabling display
>[ 2035.607589] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2035.607642] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2035.635510] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2035.635546] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2035.635735] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2035.635771] [drm:intel_power_well_disable [i915]] disabling display
>[ 2035.637389] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2035.637404] ------------[ cut here ]------------
>[ 2035.637416] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2035.637418] Hello, who woke me?
>[ 2035.637421] Modules linked in:
>[ 2035.637424]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2035.637463] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2035.637466] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2035.637520] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2035.637525]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2035.637533]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2035.637540]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2035.637548] Call Trace:
>[ 2035.637556]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2035.637563]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2035.637568]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2035.637574]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2035.637628]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2035.637634]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2035.637639]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2035.637644]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2035.637649]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2035.637653]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2035.637659]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2035.637665]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2035.637670]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2035.637673] ---[ end trace ec3ff52ee7faea35 ]---
>[ 2035.637680] ------------[ cut here ]------------
>[ 2035.637687] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2035.637689] Hello, who woke me?
>[ 2035.637691] Modules linked in:
>[ 2035.637693]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2035.637727] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2035.637729] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2035.637782] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2035.637786]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2035.637793]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 2035.637801]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2035.637808] Call Trace:
>[ 2035.637813]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2035.637819]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2035.637824]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2035.637830]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2035.637883]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2035.637888]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2035.637893]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2035.637898]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2035.637903]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2035.637907]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2035.637912]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2035.637918]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2035.637922]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2035.637926] ---[ end trace ec3ff52ee7faea36 ]---
>[ 2045.722601] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2045.722657] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2045.722706] [drm:intel_power_well_enable [i915]] enabling display
>[ 2045.724999] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2045.725055] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2045.725417] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2045.727875] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2045.734353] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2045.734407] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2045.734886] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2045.734939] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2045.735527] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2045.735541] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2045.735594] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2045.735646] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2045.736495] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2045.736554] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2045.736610] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2045.736658] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2045.738930] [drm:intel_power_well_disable [i915]] disabling display
>[ 2045.741367] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2045.741425] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2045.741476] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2045.741524] [drm:intel_power_well_enable [i915]] enabling display
>[ 2045.743809] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2045.743866] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2045.744472] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2045.746722] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2045.749008] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2045.751273] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2045.753537] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2045.758294] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.760842] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.763385] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.765926] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.768467] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.770978] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.773488] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.775996] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.778507] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.781016] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.783505] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.785991] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.788480] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.790968] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.793451] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.795944] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.798434] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.800920] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.803410] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.805896] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.808382] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.810868] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.813354] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.815840] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.818324] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.820809] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.823292] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.825775] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.828258] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.830751] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.833241] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.835727] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2045.835737] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2045.835765] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2045.837974] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2045.840177] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2045.842426] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2045.844678] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2045.846942] [drm:intel_power_well_disable [i915]] disabling display
>[ 2045.849176] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2045.849246] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2045.849293] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2045.849338] [drm:intel_power_well_enable [i915]] enabling display
>[ 2045.851573] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2045.851626] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2045.879126] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2045.879155] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2045.879346] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2045.879377] [drm:intel_power_well_disable [i915]] disabling display
>[ 2045.881466] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2045.881481] ------------[ cut here ]------------
>[ 2045.881492] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2045.881494] Hello, who woke me?
>[ 2045.881496] Modules linked in:
>[ 2045.881499]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2045.881539] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2045.881542] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2045.881596] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2045.881601]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2045.881609]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2045.881616]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2045.881624] Call Trace:
>[ 2045.881633]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2045.881639]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2045.881644]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2045.881650]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2045.881704]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2045.881710]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2045.881715]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2045.881720]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2045.881725]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2045.881729]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2045.881735]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2045.881741]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2045.881746]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2045.881749] ---[ end trace ec3ff52ee7faea37 ]---
>[ 2045.881757] ------------[ cut here ]------------
>[ 2045.881764] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2045.881765] Hello, who woke me?
>[ 2045.881768] Modules linked in:
>[ 2045.881770]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2045.881804] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2045.881806] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2045.881859] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2045.881863]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2045.881870]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 2045.881878]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2045.881885] Call Trace:
>[ 2045.881890]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2045.881896]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2045.881900]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2045.881907]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2045.881960]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2045.881965]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2045.881970]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2045.881975]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2045.881980]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2045.881984]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2045.881989]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2045.881994]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2045.881999]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2045.882002] ---[ end trace ec3ff52ee7faea38 ]---
>[ 2055.966691] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2055.966746] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2055.966795] [drm:intel_power_well_enable [i915]] enabling display
>[ 2055.969085] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2055.969141] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2055.969500] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2055.971772] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2055.978474] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2055.978528] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2055.979007] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2055.979060] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2055.979528] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2055.979544] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2055.979598] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2055.979653] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2055.980432] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2055.980490] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2055.980543] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2055.980594] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2055.982864] [drm:intel_power_well_disable [i915]] disabling display
>[ 2055.985342] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2055.985401] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2055.985451] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2055.985499] [drm:intel_power_well_enable [i915]] enabling display
>[ 2055.987752] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2055.987808] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2055.988164] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2055.990464] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2055.992729] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2055.994994] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2055.997285] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2056.002011] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.004553] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.007094] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.009642] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.012181] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.014705] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.017220] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.019824] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.022340] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.024850] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.027339] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.029824] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.032317] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.034807] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.037295] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.039788] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.042278] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.044789] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.047279] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.049790] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.052281] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.054794] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.057285] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.059796] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.062287] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.064805] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.067293] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.069809] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.072297] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.074803] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.077293] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.079814] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2056.079824] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2056.079852] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2056.082052] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2056.084297] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2056.086501] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2056.088743] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2056.090987] [drm:intel_power_well_disable [i915]] disabling display
>[ 2056.093442] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2056.093486] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2056.093522] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2056.093557] [drm:intel_power_well_enable [i915]] enabling display
>[ 2056.095819] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2056.095860] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2056.123647] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2056.123676] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2056.123858] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2056.123888] [drm:intel_power_well_disable [i915]] disabling display
>[ 2056.125666] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2056.125685] ------------[ cut here ]------------
>[ 2056.125697] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2056.125699] Hello, who woke me?
>[ 2056.125702] Modules linked in:
>[ 2056.125704]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2056.125744] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2056.125747] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2056.125801] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2056.125806]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2056.125814]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2056.125821]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2056.125829] Call Trace:
>[ 2056.125837]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2056.125843]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2056.125848]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2056.125854]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2056.125908]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2056.125914]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2056.125919]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2056.125924]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2056.125929]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2056.125933]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2056.125939]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2056.125945]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2056.125950]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2056.125953] ---[ end trace ec3ff52ee7faea39 ]---
>[ 2056.125957] ------------[ cut here ]------------
>[ 2056.125964] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2056.125966] Hello, who woke me?
>[ 2056.125968] Modules linked in:
>[ 2056.125970]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2056.126003] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2056.126006] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2056.126059] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2056.126063]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2056.126070]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2056.126077]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2056.126085] Call Trace:
>[ 2056.126090]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2056.126095]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2056.126100]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2056.126106]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2056.126159]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2056.126165]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2056.126169]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2056.126174]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2056.126179]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2056.126183]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2056.126188]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2056.126194]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2056.126198]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2056.126202] ---[ end trace ec3ff52ee7faea3a ]---
>[ 2066.210789] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2066.210844] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2066.210892] [drm:intel_power_well_enable [i915]] enabling display
>[ 2066.213183] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2066.213239] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2066.213601] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2066.215849] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2066.222435] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2066.222489] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2066.222971] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2066.223023] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2066.223284] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2066.223296] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2066.223385] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2066.223438] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2066.224251] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2066.224311] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2066.224394] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2066.224443] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2066.226713] [drm:intel_power_well_disable [i915]] disabling display
>[ 2066.229157] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2066.229216] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2066.229266] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2066.229314] [drm:intel_power_well_enable [i915]] enabling display
>[ 2066.231649] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2066.231705] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2066.232061] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2066.234311] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2066.236559] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2066.238826] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2066.241091] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2066.245866] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.248454] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.250999] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.253540] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.256078] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.258620] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.261158] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.263681] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.266203] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.268712] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.271219] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.273726] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.276234] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.278739] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.281243] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.283747] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.286240] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.288725] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.291209] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.293692] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.296175] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.298661] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.301146] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.303629] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.306114] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.308597] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.311080] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.313569] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.316054] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.318539] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.321022] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.323506] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2066.323516] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2066.323544] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2066.325786] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2066.327841] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2066.329893] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2066.331947] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2066.334007] [drm:intel_power_well_disable [i915]] disabling display
>[ 2066.336432] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2066.336472] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2066.336506] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2066.336538] [drm:intel_power_well_enable [i915]] enabling display
>[ 2066.338618] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2066.338656] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2066.352796] [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder is 6
>[ 2066.352872] Raw EDID:
>[ 2066.352896]  	00 ff ff ff ff ff ff 00 30 ae 44 11 01 01 01 01
>[ 2066.352946]  	1f 17 01 03 80 34 20 78 ee f9 15 a3 54 50 9e 27
>[ 2066.352994]  	12 50 54 ad cf 00 31 46 81 80 81 8c 95 00 95 0f
>[ 2066.353043]  	b3 00 a9 40 d1 c0 28 3c 80 a0 70 b0 23 40 30 20
>[ 2066.353092]  	36 00 06 44 21 00 00 1a 00 00 00 fd 00 32 4b 1e
>[ 2066.353140]  	4b 11 00 0a 20 20 20 20 20 20 00 00 00 fc 00 4c
>[ 2066.353188]  	45 4e 20 4c 54 32 34 35 32 70 77 43 00 00 00 ff
>[ 2066.353237]  	00 56 4e 2d 31 33 31 36 30 33 0a 20 23 7f ff ff
>[ 2066.379622] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2066.379669] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2066.379878] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2066.379925] [drm:intel_power_well_disable [i915]] disabling display
>[ 2066.381612] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2066.381630] ------------[ cut here ]------------
>[ 2066.381640] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2066.381642] Hello, who woke me?
>[ 2066.381645] Modules linked in:
>[ 2066.381647]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2066.381683] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2066.381685] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2066.381733] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2066.381738]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2066.381745]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 2066.381751]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2066.381758] Call Trace:
>[ 2066.381766]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2066.381772]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2066.381776]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2066.381782]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2066.381829]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2066.381835]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2066.381839]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2066.381843]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2066.381848]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2066.381852]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2066.381857]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2066.381863]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2066.381867]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2066.381870] ---[ end trace ec3ff52ee7faea3b ]---
>[ 2066.381874] ------------[ cut here ]------------
>[ 2066.381880] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2066.381881] Hello, who woke me?
>[ 2066.381883] Modules linked in:
>[ 2066.381885]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2066.381915] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2066.381917] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2066.381964] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2066.381968]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2066.381974]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 2066.381981]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2066.381987] Call Trace:
>[ 2066.381992]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2066.381996]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2066.382001]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2066.382006]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2066.382053]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2066.382058]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2066.382063]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2066.382067]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2066.382071]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2066.382075]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2066.382079]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2066.382084]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2066.382088]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2066.382091] ---[ end trace ec3ff52ee7faea3c ]---
>[ 2076.454875] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2076.454931] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2076.454980] [drm:intel_power_well_enable [i915]] enabling display
>[ 2076.456502] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2076.456558] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2076.456915] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2076.458626] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2076.464816] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2076.464870] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2076.465325] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2076.465377] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2076.465596] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2076.465609] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2076.465662] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2076.465718] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2076.466314] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2076.466368] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2076.466420] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2076.466701] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2076.469013] [drm:intel_power_well_disable [i915]] disabling display
>[ 2076.471446] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2076.471534] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2076.471584] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2076.471632] [drm:intel_power_well_enable [i915]] enabling display
>[ 2076.473888] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2076.473945] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2076.474300] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2076.476552] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2076.478846] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2076.481111] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2076.483373] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2076.488131] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.490672] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.493212] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.495749] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.498288] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.500831] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.503377] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.505923] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.508471] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.511049] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.513604] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.516121] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.518636] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.521149] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.523665] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.526158] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.528651] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.531141] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.533632] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.536122] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.538614] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.541102] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.543593] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.546080] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.548565] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.551062] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.553551] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.556068] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.558581] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.561079] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.563566] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.566067] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2076.566077] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2076.566105] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2076.568305] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2076.570508] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2076.572745] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2076.574942] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2076.577132] [drm:intel_power_well_disable [i915]] disabling display
>[ 2076.579523] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2076.579563] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2076.579596] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2076.579628] [drm:intel_power_well_enable [i915]] enabling display
>[ 2076.581873] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2076.581929] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2076.609655] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2076.609687] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2076.609872] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2076.609903] [drm:intel_power_well_disable [i915]] disabling display
>[ 2076.611681] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2076.611700] ------------[ cut here ]------------
>[ 2076.611713] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2076.611715] Hello, who woke me?
>[ 2076.611718] Modules linked in:
>[ 2076.611720]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2076.611761] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2076.611763] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2076.611817] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2076.611822]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2076.611830]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2076.611837]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2076.611845] Call Trace:
>[ 2076.611853]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2076.611859]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2076.611864]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2076.611871]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2076.611924]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2076.611930]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2076.611935]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2076.611940]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2076.611945]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2076.611949]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2076.611955]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2076.611961]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2076.611966]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2076.611969] ---[ end trace ec3ff52ee7faea3d ]---
>[ 2076.611974] ------------[ cut here ]------------
>[ 2076.611980] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2076.611982] Hello, who woke me?
>[ 2076.611984] Modules linked in:
>[ 2076.611986]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2076.612020] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2076.612022] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2076.612075] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2076.612079]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2076.612086]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2076.612094]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2076.612101] Call Trace:
>[ 2076.612106]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2076.612111]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2076.612116]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2076.612122]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2076.612176]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2076.612181]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2076.612186]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2076.612191]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2076.612196]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2076.612200]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2076.612205]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2076.612210]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2076.612215]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2076.612218] ---[ end trace ec3ff52ee7faea3e ]---
>[ 2086.698954] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2086.699010] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2086.699059] [drm:intel_power_well_enable [i915]] enabling display
>[ 2086.701352] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2086.701408] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2086.701769] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2086.704206] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2086.710798] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2086.710852] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2086.711313] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2086.711366] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2086.711810] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2086.711824] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2086.711876] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2086.711929] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2086.712551] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2086.712605] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2086.712657] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2086.712710] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2086.714981] [drm:intel_power_well_disable [i915]] disabling display
>[ 2086.717383] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2086.717441] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2086.717492] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2086.717589] [drm:intel_power_well_enable [i915]] enabling display
>[ 2086.719842] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2086.719898] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2086.720254] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2086.722521] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2086.724767] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2086.727032] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2086.729270] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2086.734006] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.736642] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.739197] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.741738] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.744276] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.746817] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.749355] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.751897] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.754437] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.756978] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.759516] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.762120] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.764629] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.767139] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.769659] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.772150] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.774637] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.777122] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.779607] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.782095] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.784581] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.787070] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.789560] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.792070] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.794561] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.797074] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.799565] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.802077] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.804565] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.807087] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.809575] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.812080] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2086.812090] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2086.812118] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2086.814313] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2086.816545] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2086.818760] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2086.820970] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2086.823181] [drm:intel_power_well_disable [i915]] disabling display
>[ 2086.825385] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2086.825424] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2086.825458] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2086.825492] [drm:intel_power_well_enable [i915]] enabling display
>[ 2086.827723] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2086.827762] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2086.855035] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2086.855071] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2086.855260] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2086.855295] [drm:intel_power_well_disable [i915]] disabling display
>[ 2086.856912] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2086.856926] ------------[ cut here ]------------
>[ 2086.856937] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2086.856939] Hello, who woke me?
>[ 2086.856942] Modules linked in:
>[ 2086.856945]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2086.856985] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2086.856987] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2086.857041] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2086.857046]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2086.857054]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 2086.857062]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2086.857069] Call Trace:
>[ 2086.857078]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2086.857084]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2086.857089]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2086.857095]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2086.857149]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2086.857155]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2086.857160]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2086.857166]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2086.857171]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2086.857175]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2086.857182]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2086.857187]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2086.857192]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2086.857196] ---[ end trace ec3ff52ee7faea3f ]---
>[ 2086.857203] ------------[ cut here ]------------
>[ 2086.857210] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2086.857212] Hello, who woke me?
>[ 2086.857214] Modules linked in:
>[ 2086.857216]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2086.857250] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2086.857252] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2086.857305] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2086.857309]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2086.857317]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008600000046
>[ 2086.857324]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2086.857331] Call Trace:
>[ 2086.857337]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2086.857342]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2086.857347]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2086.857353]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2086.857406]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2086.857412]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2086.857417]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2086.857422]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2086.857426]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2086.857431]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2086.857436]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2086.857441]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2086.857446]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2086.857449] ---[ end trace ec3ff52ee7faea40 ]---
>[ 2096.943064] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2096.943119] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2096.943168] [drm:intel_power_well_enable [i915]] enabling display
>[ 2096.945434] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2096.945490] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2096.945854] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2096.948112] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2096.954686] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2096.954739] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2096.955216] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2096.955269] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2096.955529] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2096.955541] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2096.955593] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2096.955878] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2096.956470] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2096.956524] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2096.956579] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2096.957128] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2096.959406] [drm:intel_power_well_disable [i915]] disabling display
>[ 2096.961851] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2096.961910] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2096.961960] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2096.962008] [drm:intel_power_well_enable [i915]] enabling display
>[ 2096.964248] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2096.964304] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2096.964814] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2096.967055] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2096.969317] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2096.971579] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2096.973824] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2096.978583] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2096.981235] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2096.983793] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2096.986331] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2096.988847] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2096.991355] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2096.993863] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2096.996369] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2096.998876] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.001382] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.003889] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.006394] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.008880] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.011365] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.013851] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.016337] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.018821] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.021306] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.023791] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.026274] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.028757] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.031239] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.033725] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.036207] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.038701] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.041207] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.043697] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.046224] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.048711] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.051212] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.053699] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.056212] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2097.056222] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2097.056250] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2097.058493] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2097.060733] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2097.062931] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2097.064993] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2097.067046] [drm:intel_power_well_disable [i915]] disabling display
>[ 2097.069532] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2097.069592] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2097.069636] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2097.070064] [drm:intel_power_well_enable [i915]] enabling display
>[ 2097.072163] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2097.072213] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2097.099679] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2097.099708] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2097.099890] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2097.099919] [drm:intel_power_well_disable [i915]] disabling display
>[ 2097.102009] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2097.102028] ------------[ cut here ]------------
>[ 2097.102040] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2097.102042] Hello, who woke me?
>[ 2097.102045] Modules linked in:
>[ 2097.102047]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2097.102087] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2097.102090] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2097.102144] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2097.102149]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2097.102157]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 2097.102164]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2097.102172] Call Trace:
>[ 2097.102181]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2097.102187]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2097.102192]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2097.102199]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2097.102252]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2097.102258]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2097.102263]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2097.102268]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2097.102273]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2097.102278]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2097.102284]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2097.102290]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2097.102294]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2097.102298] ---[ end trace ec3ff52ee7faea41 ]---
>[ 2097.102302] ------------[ cut here ]------------
>[ 2097.102309] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2097.102311] Hello, who woke me?
>[ 2097.102313] Modules linked in:
>[ 2097.102315]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2097.102348] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2097.102351] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2097.102404] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2097.102408]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2097.102415]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 2097.102423]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2097.102430] Call Trace:
>[ 2097.102435]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2097.102440]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2097.102445]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2097.102451]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2097.102505]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2097.102510]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2097.102515]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2097.102520]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2097.102525]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2097.102529]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2097.102534]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2097.102539]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2097.102544]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2097.102547] ---[ end trace ec3ff52ee7faea42 ]---
>[ 2107.187157] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2107.187213] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2107.187262] [drm:intel_power_well_enable [i915]] enabling display
>[ 2107.189600] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2107.189657] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2107.190016] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2107.192291] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2107.198936] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2107.198990] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2107.199467] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2107.199520] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2107.199842] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2107.199858] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2107.199911] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2107.199967] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2107.200559] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2107.200613] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2107.200665] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2107.200739] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2107.203011] [drm:intel_power_well_disable [i915]] disabling display
>[ 2107.205456] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2107.205515] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2107.205565] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2107.205613] [drm:intel_power_well_enable [i915]] enabling display
>[ 2107.207901] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2107.207957] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2107.208313] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2107.210582] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2107.212844] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2107.215110] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2107.217372] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2107.222142] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.224684] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.227330] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.229879] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.232419] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.234959] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.237496] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.240039] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.242578] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.245119] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.247671] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.250214] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.252810] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.255328] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.257841] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.260364] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.262874] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.265372] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.267858] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.270342] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.272829] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.275319] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.277805] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.280292] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.282780] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.285270] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.287757] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.290272] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.292778] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.295267] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.297754] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.300267] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2107.300277] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2107.300305] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2107.302556] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2107.304783] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2107.306979] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2107.309040] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2107.311095] [drm:intel_power_well_disable [i915]] disabling display
>[ 2107.313304] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2107.313351] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2107.313393] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2107.313433] [drm:intel_power_well_enable [i915]] enabling display
>[ 2107.315527] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2107.315574] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2107.343011] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2107.343040] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2107.343222] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2107.343251] [drm:intel_power_well_disable [i915]] disabling display
>[ 2107.345028] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2107.345040] ------------[ cut here ]------------
>[ 2107.345049] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2107.345051] Hello, who woke me?
>[ 2107.345053] Modules linked in:
>[ 2107.345055]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2107.345087] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2107.345090] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2107.345133] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2107.345137]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2107.345143]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2107.345149]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2107.345155] Call Trace:
>[ 2107.345162]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2107.345167]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2107.345171]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2107.345176]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2107.345219]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2107.345224]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2107.345228]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2107.345232]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2107.345236]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2107.345240]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2107.345245]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2107.345249]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2107.345253]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2107.345256] ---[ end trace ec3ff52ee7faea43 ]---
>[ 2107.345262] ------------[ cut here ]------------
>[ 2107.345267] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2107.345269] Hello, who woke me?
>[ 2107.345270] Modules linked in:
>[ 2107.345272]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2107.345299] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2107.345301] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2107.345343] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2107.345346]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2107.345352]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 2107.345358]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2107.345364] Call Trace:
>[ 2107.345368]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2107.345372]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2107.345376]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2107.345381]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2107.345424]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2107.345428]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2107.345432]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2107.345436]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2107.345440]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2107.345443]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2107.345447]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2107.345451]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2107.345455]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2107.345458] ---[ end trace ec3ff52ee7faea44 ]---
>[ 2117.431412] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2117.431467] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2117.431515] [drm:intel_power_well_enable [i915]] enabling display
>[ 2117.433804] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2117.433875] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2117.434231] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2117.436506] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2117.443087] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2117.443141] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2117.443619] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2117.443672] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2117.444107] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2117.444120] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2117.444173] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2117.444229] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2117.445034] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2117.445093] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2117.445149] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2117.445197] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2117.447437] [drm:intel_power_well_disable [i915]] disabling display
>[ 2117.449854] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2117.449913] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2117.449963] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2117.450011] [drm:intel_power_well_enable [i915]] enabling display
>[ 2117.452260] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2117.452316] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2117.452672] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2117.454938] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2117.457170] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2117.459432] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2117.461682] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2117.466443] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.469015] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.471555] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.474096] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.476635] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.479178] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.481731] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.484273] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.487052] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.489595] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.492113] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.494624] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.497138] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.499650] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.502166] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.504676] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.507187] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.509698] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.512199] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.514686] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.517174] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.519660] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.522145] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.524631] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.527117] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.529601] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.532087] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.534576] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.537062] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.539545] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.542029] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.544514] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2117.544524] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2117.544552] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2117.546758] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2117.548964] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2117.551203] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2117.553406] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2117.555642] [drm:intel_power_well_disable [i915]] disabling display
>[ 2117.558115] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2117.558176] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2117.558225] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2117.558273] [drm:intel_power_well_enable [i915]] enabling display
>[ 2117.560548] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2117.560604] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2117.588975] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2117.589006] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2117.589191] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2117.589222] [drm:intel_power_well_disable [i915]] disabling display
>[ 2117.591312] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2117.591326] ------------[ cut here ]------------
>[ 2117.591338] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2117.591340] Hello, who woke me?
>[ 2117.591343] Modules linked in:
>[ 2117.591345]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2117.591385] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2117.591388] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2117.591442] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2117.591447]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2117.591455]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2117.591462]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2117.591470] Call Trace:
>[ 2117.591478]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2117.591485]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2117.591490]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2117.591496]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2117.591549]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2117.591556]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2117.591561]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2117.591566]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2117.591570]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2117.591575]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2117.591581]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2117.591587]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2117.591591]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2117.591595] ---[ end trace ec3ff52ee7faea45 ]---
>[ 2117.591603] ------------[ cut here ]------------
>[ 2117.591609] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2117.591611] Hello, who woke me?
>[ 2117.591613] Modules linked in:
>[ 2117.591615]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2117.591649] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2117.591652] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2117.591704] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2117.591709]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2117.591716]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 2117.591724]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2117.591731] Call Trace:
>[ 2117.591736]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2117.591741]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2117.591746]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2117.591752]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2117.591806]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2117.591811]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2117.591816]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2117.591821]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2117.591826]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2117.591830]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2117.591835]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2117.591840]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2117.591845]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2117.591884] ---[ end trace ec3ff52ee7faea46 ]---
>[ 2127.675345] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2127.675400] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2127.675449] [drm:intel_power_well_enable [i915]] enabling display
>[ 2127.677566] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2127.677622] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2127.678102] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2127.680200] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2127.686753] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2127.686807] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2127.687666] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2127.687719] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2127.688289] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2127.688303] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2127.688356] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2127.688408] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2127.689413] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2127.689473] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2127.689525] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2127.689574] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2127.691817] [drm:intel_power_well_disable [i915]] disabling display
>[ 2127.694265] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2127.694324] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2127.694374] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2127.694422] [drm:intel_power_well_enable [i915]] enabling display
>[ 2127.696707] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2127.696763] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2127.697226] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2127.699468] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2127.701707] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2127.703955] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2127.706218] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2127.710979] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.713586] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.716129] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.718668] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.721210] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.723751] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.726292] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.728830] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.731369] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.734066] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.736595] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.739106] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.741615] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.744141] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.746652] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.749168] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.751681] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.754177] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.756666] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.759158] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.761650] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.764142] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.766642] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.769131] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.771611] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.774094] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.776572] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.779052] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.781532] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.784010] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.786488] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.788967] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2127.788977] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2127.789005] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2127.791059] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2127.793117] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2127.795175] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2127.797226] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2127.799286] [drm:intel_power_well_disable [i915]] disabling display
>[ 2127.801485] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2127.801524] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2127.801559] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2127.801592] [drm:intel_power_well_enable [i915]] enabling display
>[ 2127.803670] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2127.803709] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2127.831353] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2127.831390] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2127.831580] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2127.831617] [drm:intel_power_well_disable [i915]] disabling display
>[ 2127.833368] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2127.833383] ------------[ cut here ]------------
>[ 2127.833394] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2127.833396] Hello, who woke me?
>[ 2127.833398] Modules linked in:
>[ 2127.833401]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2127.833441] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2127.833444] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2127.833498] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2127.833503]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2127.833511]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2127.833518]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2127.833526] Call Trace:
>[ 2127.833534]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2127.833540]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2127.833545]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2127.833551]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2127.833605]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2127.833611]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2127.833616]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2127.833621]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2127.833626]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2127.833630]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2127.833636]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2127.833642]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2127.833647]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2127.833650] ---[ end trace ec3ff52ee7faea47 ]---
>[ 2127.833657] ------------[ cut here ]------------
>[ 2127.833664] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2127.833666] Hello, who woke me?
>[ 2127.833668] Modules linked in:
>[ 2127.833670]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2127.833704] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2127.833706] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2127.833759] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2127.833763]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2127.833770]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 2127.833778]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2127.833785] Call Trace:
>[ 2127.833790]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2127.833795]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2127.833800]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2127.833807]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2127.833860]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2127.833865]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2127.833870]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2127.833875]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2127.833880]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2127.833884]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2127.833889]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2127.833894]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2127.833899]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2127.833902] ---[ end trace ec3ff52ee7faea48 ]---
>[ 2137.919414] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2137.919470] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2137.919519] [drm:intel_power_well_enable [i915]] enabling display
>[ 2137.921813] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2137.921870] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2137.922233] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2137.924483] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2137.931070] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2137.931123] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2137.931606] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2137.931659] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2137.931923] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2137.931935] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2137.931987] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2137.932499] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2137.933253] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2137.933312] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2137.933364] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2137.933413] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2137.935634] [drm:intel_power_well_disable [i915]] disabling display
>[ 2137.938043] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2137.938101] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2137.938152] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2137.938200] [drm:intel_power_well_enable [i915]] enabling display
>[ 2137.940467] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2137.940523] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2137.940879] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2137.943143] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2137.945407] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2137.947647] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2137.949886] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2137.954620] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.957174] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.959711] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.962252] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.964765] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.967276] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.969785] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.972309] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.974822] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.977316] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.979807] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.982302] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.984794] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.987284] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.989770] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.992257] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.994743] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.997227] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2137.999713] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.002197] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.004682] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.007169] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.009655] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.012139] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.014623] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.017108] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.019593] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.022083] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.024571] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.027060] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.029576] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.032065] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2138.032075] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2138.032103] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2138.034301] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2138.036536] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2138.038727] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2138.040782] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2138.042844] [drm:intel_power_well_disable [i915]] disabling display
>[ 2138.045248] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2138.045298] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2138.045332] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2138.045366] [drm:intel_power_well_enable [i915]] enabling display
>[ 2138.047448] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2138.047487] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2138.074862] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2138.074891] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2138.075137] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2138.075169] [drm:intel_power_well_disable [i915]] disabling display
>[ 2138.077267] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2138.077286] ------------[ cut here ]------------
>[ 2138.077299] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2138.077301] Hello, who woke me?
>[ 2138.077304] Modules linked in:
>[ 2138.077307]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2138.077346] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2138.077349] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2138.077403] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2138.077408]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2138.077416]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2138.077424]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2138.077431] Call Trace:
>[ 2138.077440]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2138.077446]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2138.077452]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2138.077458]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2138.077511]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2138.077518]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2138.077523]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2138.077528]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2138.077532]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2138.077537]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2138.077543]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2138.077549]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2138.077553]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2138.077557] ---[ end trace ec3ff52ee7faea49 ]---
>[ 2138.077561] ------------[ cut here ]------------
>[ 2138.077568] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2138.077570] Hello, who woke me?
>[ 2138.077572] Modules linked in:
>[ 2138.077574]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2138.077608] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2138.077610] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2138.077663] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2138.077667]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2138.077674]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2138.077682]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2138.077689] Call Trace:
>[ 2138.077694]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2138.077699]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2138.077704]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2138.077711]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2138.077764]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2138.077769]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2138.077774]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2138.077779]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2138.077784]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2138.077788]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2138.077793]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2138.077798]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2138.077803]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2138.077806] ---[ end trace ec3ff52ee7faea4a ]---
>[ 2148.163521] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2148.163575] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2148.163624] [drm:intel_power_well_enable [i915]] enabling display
>[ 2148.165915] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2148.165971] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2148.166329] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2148.168568] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2148.175180] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2148.175233] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2148.175711] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2148.175764] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2148.176023] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2148.176035] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2148.176087] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2148.176178] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2148.176769] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2148.176825] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2148.176877] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2148.176929] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2148.179200] [drm:intel_power_well_disable [i915]] disabling display
>[ 2148.181442] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2148.181498] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2148.181548] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2148.181596] [drm:intel_power_well_enable [i915]] enabling display
>[ 2148.183856] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2148.183912] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2148.184270] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2148.186514] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2148.188782] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2148.191046] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2148.193293] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2148.198048] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.200756] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.203297] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.205836] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.208376] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.210914] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.213453] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.215990] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.218501] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.221009] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.223532] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.226041] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.228553] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.231065] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.233608] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.236104] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.238602] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.241089] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.243588] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.246076] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.248590] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.251085] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.253601] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.256085] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.258590] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.261079] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.263570] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.266055] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.268544] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.271026] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.273509] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.275989] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2148.275998] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2148.276026] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2148.278258] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2148.280459] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2148.282670] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2148.284930] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2148.287168] [drm:intel_power_well_disable [i915]] disabling display
>[ 2148.289384] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2148.289436] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2148.289483] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2148.289528] [drm:intel_power_well_enable [i915]] enabling display
>[ 2148.291804] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2148.291857] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2148.319592] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2148.319622] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2148.319804] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2148.319833] [drm:intel_power_well_disable [i915]] disabling display
>[ 2148.321834] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2148.321859] ------------[ cut here ]------------
>[ 2148.321872] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2148.321874] Hello, who woke me?
>[ 2148.321876] Modules linked in:
>[ 2148.321885]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2148.321923] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2148.321926] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2148.321984] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2148.321989]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2148.321997]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 2148.322004]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2148.322012] Call Trace:
>[ 2148.322020]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2148.322027]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2148.322032]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2148.322038]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2148.322092]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2148.322098]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2148.322103]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2148.322108]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2148.322113]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2148.322117]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2148.322123]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2148.322129]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2148.322133]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2148.322184] ---[ end trace ec3ff52ee7faea4b ]---
>[ 2148.322189] ------------[ cut here ]------------
>[ 2148.322197] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2148.322199] Hello, who woke me?
>[ 2148.322201] Modules linked in:
>[ 2148.322203]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2148.322236] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2148.322240] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2148.322293] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2148.322301]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2148.322309]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 2148.322316]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2148.322323] Call Trace:
>[ 2148.322329]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2148.322334]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2148.322339]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2148.322345]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2148.322390]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2148.322394]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2148.322399]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2148.322403]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2148.322406]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2148.322409]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2148.322412]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2148.322415]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2148.322418]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2148.322421] ---[ end trace ec3ff52ee7faea4c ]---
>[ 2158.407617] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2158.407671] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2158.407720] [drm:intel_power_well_enable [i915]] enabling display
>[ 2158.410038] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2158.410094] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2158.410453] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2158.412699] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2158.419370] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2158.419424] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2158.419903] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2158.419956] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2158.420276] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2158.420293] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2158.420345] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2158.420400] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2158.420993] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2158.421049] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2158.421101] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2158.421149] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2158.423442] [drm:intel_power_well_disable [i915]] disabling display
>[ 2158.425871] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2158.425930] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2158.425981] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2158.426029] [drm:intel_power_well_enable [i915]] enabling display
>[ 2158.428316] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2158.428372] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2158.428728] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2158.431008] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2158.433275] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2158.435507] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2158.437768] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2158.442533] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.445074] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.447617] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.450156] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.452786] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.455329] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.457873] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.460415] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.462939] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.465450] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.467958] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.470463] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.472969] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.475457] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.477943] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.480428] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.482913] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.485401] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.487888] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.490375] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.492862] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.495347] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.497832] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.500319] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.502803] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.505289] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.507773] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.510265] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.512752] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.515239] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.517731] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.520222] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2158.520232] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2158.520259] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2158.522458] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2158.524695] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2158.526749] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2158.528801] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2158.530853] [drm:intel_power_well_disable [i915]] disabling display
>[ 2158.533065] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2158.533110] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2158.533150] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2158.533188] [drm:intel_power_well_enable [i915]] enabling display
>[ 2158.535302] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2158.535347] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2158.549464] [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder is 69
>[ 2158.549540] Raw EDID:
>[ 2158.549564]  	00 ff ff ff ff ff ff 00 30 ae 44 11 01 01 01 01
>[ 2158.549613]  	1f 17 01 03 80 34 20 78 ee f9 15 a3 54 50 9e 27
>[ 2158.549662]  	12 50 54 ad cf 00 31 46 81 80 81 8c 95 0c 7f ff
>[ 2158.549710]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 2158.549759]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 2158.549807]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 2158.549856]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 2158.549904]  	ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>[ 2158.576292] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2158.576346] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2158.576561] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2158.576614] [drm:intel_power_well_disable [i915]] disabling display
>[ 2158.578711] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2158.578725] ------------[ cut here ]------------
>[ 2158.578736] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2158.578738] Hello, who woke me?
>[ 2158.578740] Modules linked in:
>[ 2158.578743]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2158.578783] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2158.578785] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2158.578839] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2158.578844]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2158.578853]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2158.578860]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2158.578868] Call Trace:
>[ 2158.578876]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2158.578883]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2158.578888]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2158.578894]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2158.578948]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2158.578954]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2158.578959]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2158.578964]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2158.578969]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2158.578974]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2158.578980]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2158.578985]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2158.578990]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2158.578994] ---[ end trace ec3ff52ee7faea4d ]---
>[ 2158.579001] ------------[ cut here ]------------
>[ 2158.579008] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2158.579010] Hello, who woke me?
>[ 2158.579012] Modules linked in:
>[ 2158.579014]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2158.579048] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2158.579050] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2158.579103] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2158.579107]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2158.579115]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 0000008600000046
>[ 2158.579122]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2158.579129] Call Trace:
>[ 2158.579135]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2158.579140]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2158.579145]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2158.579151]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2158.579204]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2158.579209]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2158.579214]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2158.579219]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2158.579224]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2158.579228]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2158.579233]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2158.579239]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2158.579243]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2158.579283] ---[ end trace ec3ff52ee7faea4e ]---
>[ 2168.651719] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2168.651774] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2168.651824] [drm:intel_power_well_enable [i915]] enabling display
>[ 2168.653936] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2168.653993] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2168.654425] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2168.656522] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2168.663076] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2168.663130] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2168.663945] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2168.664000] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2168.664325] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2168.664341] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2168.664394] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2168.664450] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2168.665050] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2168.665103] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2168.665155] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2168.665203] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2168.666550] [drm:intel_power_well_disable [i915]] disabling display
>[ 2168.668991] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2168.669050] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2168.669100] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2168.669148] [drm:intel_power_well_enable [i915]] enabling display
>[ 2168.671493] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2168.671549] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2168.671905] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2168.674169] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2168.675460] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2168.677680] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2168.679919] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2168.684685] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.687226] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.689803] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.692348] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.694880] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.697414] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.699946] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.702478] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.704983] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.707488] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.709991] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.712494] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.714980] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.717461] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.719943] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.722425] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.724906] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.727388] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.729870] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.732347] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.734824] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.737304] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.739795] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.742281] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.744796] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.747282] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.749798] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.752284] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.754799] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.757287] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.759919] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.762409] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2168.762418] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2168.762446] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2168.764506] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2168.766561] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2168.768613] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2168.770664] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2168.772716] [drm:intel_power_well_disable [i915]] disabling display
>[ 2168.774914] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2168.774954] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2168.774990] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2168.775025] [drm:intel_power_well_enable [i915]] enabling display
>[ 2168.777109] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2168.777150] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2168.804578] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2168.804607] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2168.804789] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2168.804818] [drm:intel_power_well_disable [i915]] disabling display
>[ 2168.806576] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2168.806589] ------------[ cut here ]------------
>[ 2168.806596] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2168.806597] Hello, who woke me?
>[ 2168.806599] Modules linked in:
>[ 2168.806601]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2168.806624] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2168.806626] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2168.806656] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2168.806659]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2168.806663]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2168.806667]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2168.806672] Call Trace:
>[ 2168.806677]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2168.806681]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2168.806684]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2168.806687]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2168.806717]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2168.806721]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2168.806723]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2168.806726]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2168.806729]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2168.806732]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2168.806735]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2168.806739]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2168.806741]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2168.806743] ---[ end trace ec3ff52ee7faea4f ]---
>[ 2168.806746] ------------[ cut here ]------------
>[ 2168.806750] WARNING: CPU: 1 PID: 10580 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2168.806751] Hello, who woke me?
>[ 2168.806752] Modules linked in:
>[ 2168.806753]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2168.806771] CPU: 1 PID: 10580 Comm: kworker/1:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2168.806773] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2168.806802] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2168.806804]  0000000000000000 ffff8801350ebd40 ffffffff813ca25d ffff8801350ebd90
>[ 2168.806808]  0000000000000000 ffff8801350ebd80 ffffffff8107c2b6 00000086350ebd60
>[ 2168.806812]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2168.806816] Call Trace:
>[ 2168.806819]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2168.806822]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2168.806825]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2168.806828]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2168.806857]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2168.806860]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2168.806863]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2168.806866]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2168.806868]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2168.806871]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2168.806873]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2168.806876]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2168.806879]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2168.806881] ---[ end trace ec3ff52ee7faea50 ]---
>[ 2178.895798] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2178.895853] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2178.895902] [drm:intel_power_well_enable [i915]] enabling display
>[ 2178.898152] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2178.898209] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2178.898568] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2178.900664] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2178.907209] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2178.907263] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2178.907822] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2178.907880] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2178.908155] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2178.908169] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2178.908222] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2178.908274] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2178.908897] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2178.908951] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2178.909003] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2178.909051] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2178.911291] [drm:intel_power_well_disable [i915]] disabling display
>[ 2178.913748] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2178.913806] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2178.913857] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2178.913905] [drm:intel_power_well_enable [i915]] enabling display
>[ 2178.916193] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2178.916249] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2178.916611] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2178.918879] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2178.921119] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2178.923370] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2178.925614] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2178.930402] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.932980] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.935524] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.938062] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.940575] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.943099] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.945613] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.948123] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.950633] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.953142] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.955637] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.958126] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.960613] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.963099] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.965583] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.968070] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.970553] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.973037] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.975520] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.978003] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.980487] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.982969] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.985452] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.987935] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.990421] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.992911] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.995401] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2178.997917] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2179.000411] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2179.002916] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2179.005405] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2179.007915] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2179.007925] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2179.007953] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2179.010153] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2179.012375] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2179.014589] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2179.016825] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2179.018886] [drm:intel_power_well_disable [i915]] disabling display
>[ 2179.021324] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2179.021383] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2179.021472] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2179.021515] [drm:intel_power_well_enable [i915]] enabling display
>[ 2179.023612] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2179.023662] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2179.051065] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2179.051095] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2179.051277] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2179.051306] [drm:intel_power_well_disable [i915]] disabling display
>[ 2179.052955] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2179.052969] ------------[ cut here ]------------
>[ 2179.052981] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2179.052983] Hello, who woke me?
>[ 2179.052986] Modules linked in:
>[ 2179.052989]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2179.053033] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2179.053036] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2179.053087] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2179.053091]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2179.053099]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 2179.053106]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2179.053113] Call Trace:
>[ 2179.053121]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2179.053127]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2179.053132]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2179.053138]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2179.053188]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2179.053194]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2179.053199]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2179.053204]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2179.053208]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2179.053212]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2179.053218]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2179.053223]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2179.053228]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2179.053231] ---[ end trace ec3ff52ee7faea51 ]---
>[ 2179.053239] ------------[ cut here ]------------
>[ 2179.053245] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2179.053247] Hello, who woke me?
>[ 2179.053249] Modules linked in:
>[ 2179.053251]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2179.053283] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2179.053285] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2179.053335] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2179.053339]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2179.053346]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008600000046
>[ 2179.053353]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2179.053360] Call Trace:
>[ 2179.053365]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2179.053370]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2179.053374]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2179.053380]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2179.053430]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2179.053435]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2179.053440]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2179.053445]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2179.053449]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2179.053453]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2179.053458]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2179.053463]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2179.053467]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2179.053506] ---[ end trace ec3ff52ee7faea52 ]---
>[ 2189.139856] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2189.139911] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2189.139960] [drm:intel_power_well_enable [i915]] enabling display
>[ 2189.142253] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2189.142309] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2189.142670] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2189.144767] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2189.151349] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2189.151403] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2189.152011] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2189.152064] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2189.152330] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2189.152345] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2189.152397] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2189.152449] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2189.153088] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2189.153143] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2189.153195] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2189.153243] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2189.155479] [drm:intel_power_well_disable [i915]] disabling display
>[ 2189.157592] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2189.157649] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2189.157700] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2189.157748] [drm:intel_power_well_enable [i915]] enabling display
>[ 2189.159998] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2189.160054] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2189.160410] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2189.162702] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2189.164920] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2189.167138] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2189.169223] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2189.173801] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.176339] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.178877] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.181425] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.183993] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.186582] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.189128] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.191669] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.194208] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.196747] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.199262] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.201771] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.204280] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.206789] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.209298] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.211806] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.214314] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.216823] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.219329] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.221817] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.224303] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.226789] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.229275] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.231761] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.234248] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.236735] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.239218] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.241705] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.244187] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.246670] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.249152] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.251633] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2189.251643] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2189.251671] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2189.253725] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2189.255776] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2189.257826] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2189.259876] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2189.261926] [drm:intel_power_well_disable [i915]] disabling display
>[ 2189.264135] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2189.264177] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2189.264215] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2189.264251] [drm:intel_power_well_enable [i915]] enabling display
>[ 2189.266336] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2189.266379] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2189.294003] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2189.294033] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2189.294215] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2189.294244] [drm:intel_power_well_disable [i915]] disabling display
>[ 2189.295874] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2189.295886] ------------[ cut here ]------------
>[ 2189.295895] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2189.295897] Hello, who woke me?
>[ 2189.295899] Modules linked in:
>[ 2189.295901]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2189.295940] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2189.295942] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2189.295996] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2189.296001]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2189.296009]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 2189.296017]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2189.296025] Call Trace:
>[ 2189.296033]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2189.296040]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2189.296045]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2189.296051]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2189.296104]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2189.296111]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2189.296116]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2189.296121]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2189.296126]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2189.296130]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2189.296136]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2189.296142]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2189.296147]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2189.296150] ---[ end trace ec3ff52ee7faea53 ]---
>[ 2189.296156] ------------[ cut here ]------------
>[ 2189.296163] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2189.296165] Hello, who woke me?
>[ 2189.296167] Modules linked in:
>[ 2189.296169]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2189.296203] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2189.296205] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2189.296258] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2189.296262]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2189.296269]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008600000046
>[ 2189.296277]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2189.296284] Call Trace:
>[ 2189.296289]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2189.296294]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2189.296300]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2189.296306]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2189.296359]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2189.296364]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2189.296369]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2189.296374]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2189.296379]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2189.296383]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2189.296388]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2189.296394]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2189.296398]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2189.296402] ---[ end trace ec3ff52ee7faea54 ]---
>[ 2199.383924] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2199.383957] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2199.383984] [drm:intel_power_well_enable [i915]] enabling display
>[ 2199.386074] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2199.386107] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2199.386442] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2199.388516] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2199.394618] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2199.394650] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2199.394990] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2199.395019] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2199.395200] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2199.395209] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2199.395238] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2199.395267] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2199.396247] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2199.396289] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2199.396318] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2199.396346] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2199.398414] [drm:intel_power_well_disable [i915]] disabling display
>[ 2199.400629] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2199.400663] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2199.400692] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2199.400719] [drm:intel_power_well_enable [i915]] enabling display
>[ 2199.402794] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2199.402827] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2199.403165] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2199.405230] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2199.407295] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2199.409356] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2199.411459] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2199.416042] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.418667] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.421176] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.423683] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.426187] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.428689] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.431190] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.433693] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.436197] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.438699] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.441200] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.443704] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.446204] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.448710] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.451211] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.453715] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.456217] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.458760] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.461294] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.463804] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.466309] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.468813] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.471313] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.473818] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.476323] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.478824] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.481327] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.483827] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.486327] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.488829] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.491329] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.493834] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2199.493847] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2199.493875] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2199.495941] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2199.498003] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2199.500066] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2199.502129] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2199.504190] [drm:intel_power_well_disable [i915]] disabling display
>[ 2199.506453] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2199.506489] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2199.506517] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2199.506544] [drm:intel_power_well_enable [i915]] enabling display
>[ 2199.509097] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2199.509131] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2199.536585] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2199.536636] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2199.536823] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2199.536855] [drm:intel_power_well_disable [i915]] disabling display
>[ 2199.538928] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2199.538942] ------------[ cut here ]------------
>[ 2199.538950] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2199.538951] Hello, who woke me?
>[ 2199.538953] Modules linked in:
>[ 2199.538954]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2199.538979] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2199.538980] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2199.539013] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2199.539015]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2199.539020]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008634b17d60
>[ 2199.539024]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2199.539029] Call Trace:
>[ 2199.539034]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2199.539038]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2199.539041]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2199.539045]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2199.539075]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2199.539079]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2199.539081]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2199.539084]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2199.539087]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2199.539090]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2199.539093]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2199.539097]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2199.539099]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2199.539102] ---[ end trace ec3ff52ee7faea55 ]---
>[ 2199.539107] ------------[ cut here ]------------
>[ 2199.539111] WARNING: CPU: 1 PID: 10628 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2199.539112] Hello, who woke me?
>[ 2199.539113] Modules linked in:
>[ 2199.539114]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2199.539133] CPU: 1 PID: 10628 Comm: kworker/1:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2199.539134] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2199.539164] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2199.539167]  0000000000000000 ffff880134b17d40 ffffffff813ca25d ffff880134b17d90
>[ 2199.539171]  0000000000000000 ffff880134b17d80 ffffffff8107c2b6 0000008600000046
>[ 2199.539175]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2199.539179] Call Trace:
>[ 2199.539182]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2199.539185]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2199.539188]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2199.539191]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2199.539221]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2199.539224]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2199.539227]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2199.539230]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2199.539232]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2199.539235]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2199.539238]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2199.539241]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2199.539243]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2199.539245] ---[ end trace ec3ff52ee7faea56 ]---
>[ 2206.245559] kms_pipe_crc_basic: executing
>[ 2206.245713] [drm:i915_gem_open [i915]] 
>[ 2206.246947] [drm:i915_gem_open [i915]] 
>[ 2206.247056] [drm:i915_gem_open [i915]] 
>[ 2206.247119] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1]
>[ 2206.247175] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=1
>[ 2206.247227] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2206.247275] [drm:intel_power_well_enable [i915]] enabling display
>[ 2206.249493] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2206.249549] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2206.249904] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2206.251450] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2206.257338] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2206.257391] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2206.257731] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2206.257783] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2206.257988] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2206.258000] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2206.258052] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2206.258104] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2206.258954] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2206.259013] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2206.259065] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2206.259113] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2206.260320] [drm:intel_power_well_disable [i915]] disabling display
>[ 2206.262460] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2206.262472] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1] disconnected
>[ 2206.262487] ------------[ cut here ]------------
>[ 2206.262495] WARNING: CPU: 0 PID: 233 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.262497] Hello, who woke me?
>[ 2206.262500] Modules linked in:
>[ 2206.262502]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.262542] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.262545] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.262599] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.262603]  0000000000000000 ffff88013ababd40 ffffffff813ca25d ffff88013ababd90
>[ 2206.262611]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6 000000863ababd60
>[ 2206.262619]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.262626] Call Trace:
>[ 2206.262634]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.262641]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.262646]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.262652]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.262705]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.262711]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.262716]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2206.262721]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.262726]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.262731]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.262737]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.262742]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.262747]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.262751] ---[ end trace ec3ff52ee7faea57 ]---
>[ 2206.262755] ------------[ cut here ]------------
>[ 2206.262761] WARNING: CPU: 0 PID: 233 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.262763] Hello, who woke me?
>[ 2206.262765] Modules linked in:
>[ 2206.262767]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.262801] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.262803] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.262856] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.262860]  0000000000000000 ffff88013ababd40 ffffffff813ca25d ffff88013ababd90
>[ 2206.262867]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6 000000863ababd60
>[ 2206.262874]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.262882] Call Trace:
>[ 2206.262887]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.262892]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.262897]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.262903]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.262956]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.262962]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.262967]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2206.262972]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.262976]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.262981]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.262985]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.262991]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.262995]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.262999] ---[ end trace ec3ff52ee7faea58 ]---
>[ 2206.263192] [drm:status_store] [CONNECTOR:34:VGA-1] force updated from 0 to 2 or reprobing
>[ 2206.263199] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1]
>[ 2206.263206] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1] status updated from disconnected to connected
>[ 2206.263260] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2206.264128] [drm:intel_power_well_enable [i915]] enabling display
>[ 2206.265396] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2206.265470] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2206.265828] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2206.267701] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2206.267754] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2206.267963] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2206.267978] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2206.268030] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2206.268082] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2206.268893] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2206.268951] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2206.269000] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2206.270324] [drm:intel_power_well_disable [i915]] disabling display
>[ 2206.272460] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2206.272486] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1] probed modes :
>[ 2206.272497] [drm:drm_mode_debug_printmodeline] Modeline 75:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[ 2206.272505] [drm:drm_mode_debug_printmodeline] Modeline 71:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[ 2206.272513] [drm:drm_mode_debug_printmodeline] Modeline 70:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[ 2206.272520] [drm:drm_mode_debug_printmodeline] Modeline 72:"848x480" 60 33750 848 864 976 1088 480 486 494 517 0x40 0x5
>[ 2206.272528] [drm:drm_mode_debug_printmodeline] Modeline 67:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[ 2206.272541] ------------[ cut here ]------------
>[ 2206.272549] WARNING: CPU: 0 PID: 233 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.272551] Hello, who woke me?
>[ 2206.272554] Modules linked in:
>[ 2206.272556]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.272594] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.272597] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.272651] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.272655]  0000000000000000 ffff88013ababd40 ffffffff813ca25d ffff88013ababd90
>[ 2206.272663]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6 000000863ababd60
>[ 2206.272671]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.272679] Call Trace:
>[ 2206.272686]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.272692]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.272697]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.272703]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.272757]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.272763]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.272768]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2206.272773]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.272777]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.272782]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.272788]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.272793]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.272798]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.272801] ---[ end trace ec3ff52ee7faea59 ]---
>[ 2206.272805] ------------[ cut here ]------------
>[ 2206.272812] WARNING: CPU: 0 PID: 233 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.272814] Hello, who woke me?
>[ 2206.272816] Modules linked in:
>[ 2206.272818]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.272852] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.272854] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.272907] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.272911]  0000000000000000 ffff88013ababd40 ffffffff813ca25d ffff88013ababd90
>[ 2206.272918]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6 000000863ababd60
>[ 2206.272925]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.272933] Call Trace:
>[ 2206.272938]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.272943]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.272948]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.272954]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.273007]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.273013]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.273018]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2206.273023]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.273027]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.273031]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.273036]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.273042]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.273046]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.273050] ---[ end trace ec3ff52ee7faea5a ]---
>[ 2206.273108] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1]
>[ 2206.273160] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2206.273208] [drm:intel_power_well_enable [i915]] enabling display
>[ 2206.274389] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2206.274463] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2206.274836] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2206.276660] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2206.276713] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2206.276919] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2206.276930] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2206.276982] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2206.277034] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2206.277873] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2206.277931] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2206.277980] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2206.279332] [drm:intel_power_well_disable [i915]] disabling display
>[ 2206.281483] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2206.281508] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1] probed modes :
>[ 2206.281519] [drm:drm_mode_debug_printmodeline] Modeline 75:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[ 2206.281527] [drm:drm_mode_debug_printmodeline] Modeline 71:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[ 2206.281534] [drm:drm_mode_debug_printmodeline] Modeline 70:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[ 2206.281542] [drm:drm_mode_debug_printmodeline] Modeline 72:"848x480" 60 33750 848 864 976 1088 480 486 494 517 0x40 0x5
>[ 2206.281550] [drm:drm_mode_debug_printmodeline] Modeline 67:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[ 2206.281564] ------------[ cut here ]------------
>[ 2206.281572] WARNING: CPU: 0 PID: 233 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.281574] Hello, who woke me?
>[ 2206.281576] Modules linked in:
>[ 2206.281579]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.281616] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.281619] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.281672] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.281677]  0000000000000000 ffff88013ababd40 ffffffff813ca25d ffff88013ababd90
>[ 2206.281686]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6 000000863ababd60
>[ 2206.281693]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.281701] Call Trace:
>[ 2206.281708]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.281714]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.281719]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.281725]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.281779]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.281785]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.281790]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2206.281795]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.281799]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.281804]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.281810]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.281815]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.281820]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.281824] ---[ end trace ec3ff52ee7faea5b ]---
>[ 2206.281828] ------------[ cut here ]------------
>[ 2206.281834] WARNING: CPU: 0 PID: 233 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.281836] Hello, who woke me?
>[ 2206.281838] Modules linked in:
>[ 2206.281840]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.281874] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.281876] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.281929] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.281933]  0000000000000000 ffff88013ababd40 ffffffff813ca25d ffff88013ababd90
>[ 2206.281940]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6 000000863ababd60
>[ 2206.281948]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.281955] Call Trace:
>[ 2206.281960]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.281965]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.281970]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.281976]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.282029]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.282035]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.282040]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2206.282045]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.282049]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.282054]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.282059]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.282064]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.282069]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.282072] ---[ end trace ec3ff52ee7faea5c ]---
>[ 2206.282112] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:37:DP-1]
>[ 2206.282166] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2206.282216] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2206.282264] [drm:intel_power_well_enable [i915]] enabling display
>[ 2206.285252] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2206.285488] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2206.285845] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2206.287934] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2206.290023] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2206.292110] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2206.294196] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2206.298795] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.301424] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.303986] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.306534] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.309077] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.311610] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.314139] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.316660] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.319172] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.321685] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.324179] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.326674] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.329165] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.331654] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.334144] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.336633] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.339115] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.341598] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.344082] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.346568] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.349053] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.351536] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.354020] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.356533] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.359016] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.361500] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.363985] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.366468] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.368950] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.371432] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.373916] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.376399] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.376409] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2206.376437] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2206.378496] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2206.380547] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2206.382598] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2206.384650] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2206.386706] [drm:intel_power_well_disable [i915]] disabling display
>[ 2206.388916] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2206.388924] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:37:DP-1] disconnected
>[ 2206.388940] ------------[ cut here ]------------
>[ 2206.388949] WARNING: CPU: 0 PID: 233 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.388950] Hello, who woke me?
>[ 2206.388952] Modules linked in:
>[ 2206.388953]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.388976] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.388977] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.389015] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.389018]  0000000000000000 ffff88013ababd40 ffffffff813ca25d ffff88013ababd90
>[ 2206.389022]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6 000000863ababd60
>[ 2206.389027]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.389031] Call Trace:
>[ 2206.389036]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.389041]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.389043]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.389047]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.389077]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.389081]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.389083]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2206.389086]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.389089]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.389091]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.389095]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.389098]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.389101]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.389103] ---[ end trace ec3ff52ee7faea5d ]---
>[ 2206.389108] ------------[ cut here ]------------
>[ 2206.389111] WARNING: CPU: 0 PID: 233 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.389112] Hello, who woke me?
>[ 2206.389113] Modules linked in:
>[ 2206.389114]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.389133] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.389134] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.389163] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.389166]  0000000000000000 ffff88013ababd40 ffffffff813ca25d ffff88013ababd90
>[ 2206.389170]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6 00000086324e0230
>[ 2206.389174]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.389178] Call Trace:
>[ 2206.389181]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.389184]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.389187]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.389190]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.389219]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.389222]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.389225]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2206.389228]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.389230]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.389233]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.389235]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.389238]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.389241]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.389243] ---[ end trace ec3ff52ee7faea5e ]---
>[ 2206.389250] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:41:HDMI-A-1]
>[ 2206.389286] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2206.389318] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2206.389370] [drm:intel_power_well_enable [i915]] enabling display
>[ 2206.391472] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2206.391508] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2206.418805] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2206.418848] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2206.419052] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2206.419094] [drm:intel_power_well_disable [i915]] disabling display
>[ 2206.420672] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2206.420833] [drm:drm_edid_to_eld] ELD monitor LEN LT2452pwC
>[ 2206.420838] [drm:drm_edid_to_eld] ELD size 36, SAD count 0
>[ 2206.420877] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:41:HDMI-A-1] probed modes :
>[ 2206.420887] [drm:drm_mode_debug_printmodeline] Modeline 46:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 2206.420895] [drm:drm_mode_debug_printmodeline] Modeline 47:"1920x1080" 60 138500 1920 1968 2000 2080 1080 1083 1088 1111 0x40 0x9
>[ 2206.420903] [drm:drm_mode_debug_printmodeline] Modeline 54:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
>[ 2206.420910] [drm:drm_mode_debug_printmodeline] Modeline 53:"1680x1050" 60 119000 1680 1728 1760 1840 1050 1053 1059 1080 0x40 0x9
>[ 2206.420918] [drm:drm_mode_debug_printmodeline] Modeline 60:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[ 2206.420926] [drm:drm_mode_debug_printmodeline] Modeline 50:"1280x1024" 72 132840 1280 1368 1504 1728 1024 1025 1028 1067 0x0 0x6
>[ 2206.420933] [drm:drm_mode_debug_printmodeline] Modeline 49:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[ 2206.420941] [drm:drm_mode_debug_printmodeline] Modeline 52:"1440x900" 75 136750 1440 1536 1688 1936 900 903 909 942 0x40 0x6
>[ 2206.420949] [drm:drm_mode_debug_printmodeline] Modeline 51:"1440x900" 60 88750 1440 1488 1520 1600 900 903 909 926 0x40 0x9
>[ 2206.420956] [drm:drm_mode_debug_printmodeline] Modeline 61:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[ 2206.420964] [drm:drm_mode_debug_printmodeline] Modeline 62:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[ 2206.420972] [drm:drm_mode_debug_printmodeline] Modeline 63:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[ 2206.420979] [drm:drm_mode_debug_printmodeline] Modeline 64:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[ 2206.420987] [drm:drm_mode_debug_printmodeline] Modeline 65:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[ 2206.420994] [drm:drm_mode_debug_printmodeline] Modeline 55:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[ 2206.421002] [drm:drm_mode_debug_printmodeline] Modeline 56:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[ 2206.421010] [drm:drm_mode_debug_printmodeline] Modeline 57:"640x480" 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
>[ 2206.421017] [drm:drm_mode_debug_printmodeline] Modeline 48:"640x480" 66 26885 640 664 728 816 480 481 484 499 0x0 0x6
>[ 2206.421025] [drm:drm_mode_debug_printmodeline] Modeline 66:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[ 2206.421032] [drm:drm_mode_debug_printmodeline] Modeline 58:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[ 2206.421040] [drm:drm_mode_debug_printmodeline] Modeline 59:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[ 2206.421055] ------------[ cut here ]------------
>[ 2206.421063] WARNING: CPU: 3 PID: 9709 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.421065] Hello, who woke me?
>[ 2206.421068] Modules linked in:
>[ 2206.421070]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.421110] CPU: 3 PID: 9709 Comm: kworker/3:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.421113] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.421166] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.421171]  0000000000000000 ffff88013511bd40 ffffffff813ca25d ffff88013511bd90
>[ 2206.421179]  0000000000000000 ffff88013511bd80 ffffffff8107c2b6 000000863511bd60
>[ 2206.421187]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.421194] Call Trace:
>[ 2206.421202]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.421208]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.421214]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.421220]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.421273]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.421280]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.421284]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2206.421290]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.421294]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.421299]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.421305]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.421311]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.421315]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.421355] ---[ end trace ec3ff52ee7faea5f ]---
>[ 2206.421360] ------------[ cut here ]------------
>[ 2206.421368] WARNING: CPU: 3 PID: 9709 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.421369] Hello, who woke me?
>[ 2206.421372] Modules linked in:
>[ 2206.421374]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.421412] CPU: 3 PID: 9709 Comm: kworker/3:1 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.421414] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.421468] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.421475]  0000000000000000 ffff88013511bd40 ffffffff813ca25d ffff88013511bd90
>[ 2206.421482]  0000000000000000 ffff88013511bd80 ffffffff8107c2b6 000000863511bd60
>[ 2206.421490]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.421499] Call Trace:
>[ 2206.421505]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.421510]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.421515]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.421521]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.421577]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.421585]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.421593]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2206.421598]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.421603]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.421608]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.421613]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.421618]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.421623]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.421629] ---[ end trace ec3ff52ee7faea60 ]---
>[ 2206.424780] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1]
>[ 2206.424845] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2206.424893] [drm:intel_power_well_enable [i915]] enabling display
>[ 2206.426621] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2206.426678] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2206.427034] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2206.429030] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2206.429083] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2206.429289] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2206.429301] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2206.429353] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2206.429621] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2206.430220] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2206.430273] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2206.430321] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2206.432597] [drm:intel_power_well_disable [i915]] disabling display
>[ 2206.434740] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2206.434771] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1] probed modes :
>[ 2206.434783] [drm:drm_mode_debug_printmodeline] Modeline 75:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[ 2206.434790] [drm:drm_mode_debug_printmodeline] Modeline 71:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[ 2206.434798] [drm:drm_mode_debug_printmodeline] Modeline 70:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[ 2206.434806] [drm:drm_mode_debug_printmodeline] Modeline 72:"848x480" 60 33750 848 864 976 1088 480 486 494 517 0x40 0x5
>[ 2206.434813] [drm:drm_mode_debug_printmodeline] Modeline 67:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[ 2206.434831] ------------[ cut here ]------------
>[ 2206.434839] WARNING: CPU: 2 PID: 9887 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.434841] Hello, who woke me?
>[ 2206.434844] Modules linked in:
>[ 2206.434847]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.434886] CPU: 2 PID: 9887 Comm: kworker/2:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.434888] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.434943] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.434948]  0000000000000000 ffff880132a37d40 ffffffff813ca25d ffff880132a37d90
>[ 2206.434956]  0000000000000000 ffff880132a37d80 ffffffff8107c2b6 0000008632a37d60
>[ 2206.434963]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.434971] Call Trace:
>[ 2206.434978]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.434985]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.434990]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.434996]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.435049]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.435056]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.435061]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2206.435066]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.435071]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.435075]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.435081]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.435087]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.435091]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.435095] ---[ end trace ec3ff52ee7faea61 ]---
>[ 2206.435100] ------------[ cut here ]------------
>[ 2206.435106] WARNING: CPU: 2 PID: 9887 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.435108] Hello, who woke me?
>[ 2206.435110] Modules linked in:
>[ 2206.435112]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.435146] CPU: 2 PID: 9887 Comm: kworker/2:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.435148] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.435201] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.435205]  0000000000000000 ffff880132a37d40 ffffffff813ca25d ffff880132a37d90
>[ 2206.435212]  0000000000000000 ffff880132a37d80 ffffffff8107c2b6 0000008632a37d60
>[ 2206.435220]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.435227] Call Trace:
>[ 2206.435232]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.435237]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.435242]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.435248]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.435301]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.435307]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.435312]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2206.435316]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.435321]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.435325]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.435330]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.435336]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.435340]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.435377] ---[ end trace ec3ff52ee7faea62 ]---
>[ 2206.436282] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:37:DP-1]
>[ 2206.436345] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2206.436574] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2206.436626] [drm:intel_power_well_enable [i915]] enabling display
>[ 2206.438757] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2206.438814] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2206.439170] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2206.441258] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2206.443349] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2206.445451] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2206.447224] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2206.451813] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.454377] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.456960] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.459516] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.462066] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.464592] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.467105] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.469620] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.472133] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.474631] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.477119] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.479608] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.482094] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.484581] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.487062] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.489544] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.492027] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.494510] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.496991] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.499473] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.501953] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.504435] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.506917] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.509399] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.511888] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.514387] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.516890] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.519378] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.521890] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.524379] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.526892] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.529382] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.529401] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2206.529429] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2206.531483] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2206.533532] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2206.535582] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2206.537637] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2206.539694] [drm:intel_power_well_disable [i915]] disabling display
>[ 2206.542119] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2206.542131] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:37:DP-1] disconnected
>[ 2206.542149] ------------[ cut here ]------------
>[ 2206.542158] WARNING: CPU: 2 PID: 9887 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.542159] Hello, who woke me?
>[ 2206.542161] Modules linked in:
>[ 2206.542162]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.542186] CPU: 2 PID: 9887 Comm: kworker/2:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.542187] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.542236] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.542239]  0000000000000000 ffff880132a37d40 ffffffff813ca25d ffff880132a37d90
>[ 2206.542244]  0000000000000000 ffff880132a37d80 ffffffff8107c2b6 0000008632a37d60
>[ 2206.542249]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.542254] Call Trace:
>[ 2206.542260]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.542264]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.542268]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.542272]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.542306]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.542310]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.542314]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2206.542317]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.542320]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.542323]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.542327]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.542331]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.542334]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.542336] ---[ end trace ec3ff52ee7faea63 ]---
>[ 2206.542341] ------------[ cut here ]------------
>[ 2206.542346] WARNING: CPU: 2 PID: 9887 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.542347] Hello, who woke me?
>[ 2206.542348] Modules linked in:
>[ 2206.542349]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.542397] CPU: 2 PID: 9887 Comm: kworker/2:0 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.542398] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.542433] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.542438]  0000000000000000 ffff880132a37d40 ffffffff813ca25d ffff880132a37d90
>[ 2206.542443]  0000000000000000 ffff880132a37d80 ffffffff8107c2b6 00000086324e0230
>[ 2206.542448]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.542452] Call Trace:
>[ 2206.542456]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.542459]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.542462]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.542467]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.542501]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.542512]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.542522]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2206.542533]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.542543]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.542552]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.542560]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.542568]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.542579]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.542587] ---[ end trace ec3ff52ee7faea64 ]---
>[ 2206.542649] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:41:HDMI-A-1]
>[ 2206.542682] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2206.542711] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2206.542740] [drm:intel_power_well_enable [i915]] enabling display
>[ 2206.544826] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2206.544863] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2206.572239] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2206.572292] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2206.572513] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2206.572570] [drm:intel_power_well_disable [i915]] disabling display
>[ 2206.574675] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2206.574834] [drm:drm_edid_to_eld] ELD monitor LEN LT2452pwC
>[ 2206.574839] [drm:drm_edid_to_eld] ELD size 36, SAD count 0
>[ 2206.574876] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:41:HDMI-A-1] probed modes :
>[ 2206.574885] [drm:drm_mode_debug_printmodeline] Modeline 46:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 2206.574893] [drm:drm_mode_debug_printmodeline] Modeline 47:"1920x1080" 60 138500 1920 1968 2000 2080 1080 1083 1088 1111 0x40 0x9
>[ 2206.574901] [drm:drm_mode_debug_printmodeline] Modeline 54:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
>[ 2206.574909] [drm:drm_mode_debug_printmodeline] Modeline 53:"1680x1050" 60 119000 1680 1728 1760 1840 1050 1053 1059 1080 0x40 0x9
>[ 2206.574916] [drm:drm_mode_debug_printmodeline] Modeline 60:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[ 2206.574924] [drm:drm_mode_debug_printmodeline] Modeline 50:"1280x1024" 72 132840 1280 1368 1504 1728 1024 1025 1028 1067 0x0 0x6
>[ 2206.574932] [drm:drm_mode_debug_printmodeline] Modeline 49:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[ 2206.574939] [drm:drm_mode_debug_printmodeline] Modeline 52:"1440x900" 75 136750 1440 1536 1688 1936 900 903 909 942 0x40 0x6
>[ 2206.574947] [drm:drm_mode_debug_printmodeline] Modeline 51:"1440x900" 60 88750 1440 1488 1520 1600 900 903 909 926 0x40 0x9
>[ 2206.574955] [drm:drm_mode_debug_printmodeline] Modeline 61:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[ 2206.574962] [drm:drm_mode_debug_printmodeline] Modeline 62:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[ 2206.574970] [drm:drm_mode_debug_printmodeline] Modeline 63:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[ 2206.574978] [drm:drm_mode_debug_printmodeline] Modeline 64:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[ 2206.574985] [drm:drm_mode_debug_printmodeline] Modeline 65:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[ 2206.574993] [drm:drm_mode_debug_printmodeline] Modeline 55:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[ 2206.575000] [drm:drm_mode_debug_printmodeline] Modeline 56:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[ 2206.575008] [drm:drm_mode_debug_printmodeline] Modeline 57:"640x480" 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
>[ 2206.575015] [drm:drm_mode_debug_printmodeline] Modeline 48:"640x480" 66 26885 640 664 728 816 480 481 484 499 0x0 0x6
>[ 2206.575023] [drm:drm_mode_debug_printmodeline] Modeline 66:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[ 2206.575031] [drm:drm_mode_debug_printmodeline] Modeline 58:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[ 2206.575038] [drm:drm_mode_debug_printmodeline] Modeline 59:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[ 2206.575052] ------------[ cut here ]------------
>[ 2206.575060] WARNING: CPU: 0 PID: 233 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.575063] Hello, who woke me?
>[ 2206.575065] Modules linked in:
>[ 2206.575068]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.575108] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.575110] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.575165] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.575170]  0000000000000000 ffff88013ababd40 ffffffff813ca25d ffff88013ababd90
>[ 2206.575178]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6 000000863ababd60
>[ 2206.575185]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.575193] Call Trace:
>[ 2206.575201]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.575207]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.575212]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.575218]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.575272]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.575278]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.575283]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2206.575288]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.575293]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.575297]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.575304]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.575310]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.575314]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.575318] ---[ end trace ec3ff52ee7faea65 ]---
>[ 2206.575322] ------------[ cut here ]------------
>[ 2206.575328] WARNING: CPU: 0 PID: 233 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.575330] Hello, who woke me?
>[ 2206.575332] Modules linked in:
>[ 2206.575334]  snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.575368] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.575370] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.575423] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.575427]  0000000000000000 ffff88013ababd40 ffffffff813ca25d ffff88013ababd90
>[ 2206.575435]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6 000000863ababd60
>[ 2206.575442]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.575449] Call Trace:
>[ 2206.575454]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.575459]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.575464]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.575470]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.575524]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.575529]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.575534]  [<ffffffff810940ea>] worker_thread+0x24a/0x4e0
>[ 2206.575539]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.575544]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.575548]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.575553]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.575558]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.575563]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.575597] ---[ end trace ec3ff52ee7faea66 ]---
>[ 2206.576949] kms_pipe_crc_basic: starting subtest suspend-read-crc-pipe-A
>[ 2206.614095] PM: Syncing filesystems ... done.
>[ 2206.614931] Freezing user space processes ... (elapsed 0.001 seconds) done.
>[ 2206.616835] Double checking all user space processes after OOM killer disable... (elapsed 0.000 seconds) 
>[ 2206.616877] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
>[ 2206.618204] Suspending console(s) (use no_console_suspend to debug)
>[ 2206.620824] sd 0:0:0:0: [sda] Synchronizing SCSI cache
>[ 2206.620899] sd 0:0:0:0: [sda] Stopping disk
>[ 2206.623408] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2206.623480] [drm:intel_power_well_enable [i915]] enabling display
>[ 2206.625740] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2206.625802] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2206.625856] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2206.626211] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2206.628293] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2206.630372] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2206.632471] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2206.634550] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2206.636654] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2206.642761] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2206.642813] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2206.644493] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2206.644545] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2206.646622] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2206.646633] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2206.646684] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2206.646735] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2206.647328] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2206.647379] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2206.647430] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2206.647458] [drm:drm_helper_hpd_irq_event] [CONNECTOR:34:VGA-1] status updated from connected to disconnected
>[ 2206.647511] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2206.647520] [drm:drm_helper_hpd_irq_event] [CONNECTOR:37:DP-1] status updated from disconnected to disconnected
>[ 2206.647571] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2206.721415] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2206.721466] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2206.723564] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2206.723574] [drm:drm_helper_hpd_irq_event] [CONNECTOR:41:HDMI-A-1] status updated from connected to connected
>[ 2206.726663] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2206.728888] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2206.731113] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2206.733338] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2206.735563] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2206.737787] [drm:intel_power_well_disable [i915]] disabling display
>[ 2206.737802] ------------[ cut here ]------------
>[ 2206.737811] WARNING: CPU: 0 PID: 233 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.737814] Hello, who woke me?
>[ 2206.737841] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2206.737847] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2206.737849] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2206.737903] Workqueue: events i915_hpd_poll_init_work [i915]
>[ 2206.737911]  0000000000000000 ffff88013ababd40 ffffffff813ca25d ffff88013ababd90
>[ 2206.737916]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6 0000008600000000
>[ 2206.737922]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90 0000000000000000
>[ 2206.737923] Call Trace:
>[ 2206.737931]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2206.737936]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2206.737941]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2206.737946]  [<ffffffff8109faad>] ? finish_task_switch+0x7d/0x1d0
>[ 2206.737951]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2206.738004]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
>[ 2206.738010]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2206.738014]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2206.738019]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.738023]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2206.738027]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2206.738033]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2206.738038]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2206.738042]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2206.738045] ---[ end trace ec3ff52ee7faea67 ]---
>[ 2206.738100] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2206.740329] [drm:intel_power_well_disable [i915]] disabling always-on
>[ 2206.740385] [drm:intel_power_well_enable [i915]] enabling always-on
>[ 2206.740432] [drm:intel_power_well_enable [i915]] enabling display
>[ 2206.740526] PM: suspend of devices complete after 122.002 msecs
>[ 2206.742694] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2206.742749] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2206.743103] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2206.745326] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2206.747552] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2206.749774] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2206.751998] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2206.754512] PM: late suspend of devices complete after 13.974 msecs
>[ 2206.755086] r8169 0000:03:00.0: System wakeup enabled by ACPI
>[ 2206.755387] xhci_hcd 0000:00:14.0: System wakeup enabled by ACPI
>[ 2206.778509] PM: noirq suspend of devices complete after 23.981 msecs
>[ 2206.778569] ACPI: Preparing to enter system sleep state S3
>[ 2206.779337] PM: Saving platform NVS memory
>[ 2206.779345] Disabling non-boot CPUs ...
>[ 2206.788919] Broke affinity for irq 90
>[ 2206.790034] smpboot: CPU 1 is now offline
>[ 2206.804836] Broke affinity for irq 87
>[ 2206.804842] Broke affinity for irq 90
>[ 2206.805948] smpboot: CPU 2 is now offline
>[ 2206.811835] Broke affinity for irq 9
>[ 2206.811848] Broke affinity for irq 87
>[ 2206.811850] Broke affinity for irq 88
>[ 2206.811853] Broke affinity for irq 89
>[ 2206.811856] Broke affinity for irq 90
>[ 2206.812948] smpboot: CPU 3 is now offline
>[ 2206.813821] ACPI: Low-level resume complete
>[ 2206.813890] PM: Restoring platform NVS memory
>[ 2206.814436] [drm:intel_dp_aux_ch [i915]] *ERROR* dp_aux_ch not done status 0x00050000
>[ 2206.814488] Enabling non-boot CPUs ...
>[ 2206.814538] x86: Booting SMP configuration:
>[ 2206.814539] smpboot: Booting Node 0 Processor 1 APIC 0x2
>[ 2206.816905]  cache: parent cpu1 should not be sleeping
>[ 2206.817169] CPU1 is up
>[ 2206.817206] smpboot: Booting Node 0 Processor 2 APIC 0x4
>[ 2206.819592]  cache: parent cpu2 should not be sleeping
>[ 2206.819919] CPU2 is up
>[ 2206.819956] smpboot: Booting Node 0 Processor 3 APIC 0x6
>[ 2206.822327]  cache: parent cpu3 should not be sleeping
>[ 2206.822784] CPU3 is up
>[ 2206.823317] ACPI: Waking up from system sleep state S3
>[ 2206.824489] acpi LNXPOWER:02: Turning OFF
>[ 2206.824565] acpi LNXPOWER:01: Turning OFF
>[ 2206.824638] acpi LNXPOWER:00: Turning OFF
>[ 2206.836627] xhci_hcd 0000:00:14.0: System wakeup disabled by ACPI
>[ 2206.848513] PM: noirq resume of devices complete after 23.844 msecs
>[ 2206.850837] [drm:intel_power_domains_init_hw [i915]] toggling display PHY side reset
>[ 2206.854870] PM: early resume of devices complete after 6.290 msecs
>[ 2206.855011] r8169 0000:03:00.0: System wakeup disabled by ACPI
>[ 2206.855161] rtc_cmos 00:00: System wakeup disabled by ACPI
>[ 2206.857948] [drm:i915_redisable_vga_power_on [i915]] Something enabled VGA plane, disabling it
>[ 2206.858359] [drm:intel_opregion_setup [i915]] graphic opregion physical addr: 0xb977b018
>[ 2206.858445] [drm:intel_opregion_setup [i915]] Public ACPI methods supported
>[ 2206.858497] [drm:intel_opregion_setup [i915]] ASLE supported
>[ 2206.858550] [drm:intel_opregion_setup [i915]] Found valid VBT in ACPI OpRegion (Mailbox #4)
>[ 2206.858606] [drm:intel_crt_reset [i915]] crt adpa set to 0xf40000
>[ 2206.861255] [drm:i915_audio_component_get_eld [i915]] Not valid for port B
>[ 2206.865073] sd 0:0:0:0: [sda] Starting disk
>[ 2206.876426] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.893089] r8169 0000:03:00.0 enp3s0: link down
>[ 2206.936457] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2206.996475] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.056496] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.116521] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.168703] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
>[ 2207.176548] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.181547] ata1.00: configured for UDMA/133
>[ 2207.236570] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.296592] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.356615] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.416641] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.476663] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.536687] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.596712] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.656736] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.716759] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.776784] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.836807] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.896831] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2207.956855] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.016879] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.076903] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.136927] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.196951] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.256975] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.316999] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.377023] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.437047] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.497071] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.557095] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.617119] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.677143] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.677151] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -16
>[ 2208.677182] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2208.757433] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2208.757461] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2208.759645] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2208.759687] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2208.759718] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2208.766127] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2208.766156] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2208.768366] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2208.768394] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2208.770629] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2208.770635] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2208.770664] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2208.770692] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2208.771252] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2208.771281] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2208.771309] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2208.771314] [drm:drm_helper_hpd_irq_event] [CONNECTOR:34:VGA-1] status updated from disconnected to disconnected
>[ 2208.771343] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2208.771347] [drm:drm_helper_hpd_irq_event] [CONNECTOR:37:DP-1] status updated from disconnected to disconnected
>[ 2208.771375] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2208.850806] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2208.850834] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2208.853018] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2208.853024] [drm:drm_helper_hpd_irq_event] [CONNECTOR:41:HDMI-A-1] status updated from connected to connected
>[ 2208.853190] [drm:intel_guc_setup [i915]] GuC fw status: path (null), fetch NONE, load NONE
>[ 2208.853244] [drm:intel_update_cdclk [i915]] Current CD clock rate: 333333 kHz
>[ 2208.853289] [drm:intel_modeset_setup_hw_state [i915]] [CRTC:26:pipe A] hw state readout: disabled
>[ 2208.853320] [drm:intel_modeset_setup_hw_state [i915]] [CRTC:31:pipe B] hw state readout: disabled
>[ 2208.853352] [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:35:CRT] hw state readout: disabled, pipe A
>[ 2208.853383] [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:36:DP B] hw state readout: disabled, pipe A
>[ 2208.853414] [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:40:HDMI B] hw state readout: disabled, pipe A
>[ 2208.853445] [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:34:VGA-1] hw state readout: disabled
>[ 2208.853475] [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:37:DP-1] hw state readout: disabled
>[ 2208.853506] [drm:intel_modeset_setup_hw_state [i915]] [CONNECTOR:41:HDMI-A-1] hw state readout: disabled
>[ 2208.853538] [drm:intel_dump_pipe_config [i915]] [CRTC:26:pipe A][setup_hw_state] config ffff880133e6d000 for pipe A
>[ 2208.853567] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A
>[ 2208.853596] [drm:intel_dump_pipe_config [i915]] pipe bpp: 0, dithering: 0
>[ 2208.853625] [drm:intel_dump_pipe_config [i915]] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2208.853655] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2208.853684] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2208.853713] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
>[ 2208.853742] [drm:intel_dump_pipe_config [i915]] requested mode:
>[ 2208.853749] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 2208.853778] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[ 2208.853782] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 2208.853812] [drm:intel_dump_pipe_config [i915]] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
>[ 2208.853840] [drm:intel_dump_pipe_config [i915]] port clock: 0
>[ 2208.853869] [drm:intel_dump_pipe_config [i915]] pipe src size: 0x0
>[ 2208.853898] [drm:intel_dump_pipe_config [i915]] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[ 2208.853928] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2208.853957] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2208.853985] [drm:intel_dump_pipe_config [i915]] ips: 0
>[ 2208.854014] [drm:intel_dump_pipe_config [i915]] double wide: 0
>[ 2208.854044] [drm:intel_dump_pipe_config [i915]] dpll_hw_state: dpll: 0x0, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
>[ 2208.854073] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[ 2208.854133] [drm:intel_dump_pipe_config [i915]] [PLANE:23:primary A] enabled
>[ 2208.854163] [drm:intel_dump_pipe_config [i915]] 	FB:44, fb = 1920x1200 format = XR24 little-endian (0x34325258)
>[ 2208.854164] [drm:intel_dump_pipe_config [i915]] 	scaler:0 src 0x0+1920+1200 dst 0x0+1920+1200
>[ 2208.854193] [drm:intel_dump_pipe_config [i915]] [PLANE:25:cursor A] disabled, scaler_id = 0
>[ 2208.854231] [drm:intel_dump_pipe_config [i915]] [PLANE:27:sprite A] disabled, scaler_id = 0
>[ 2208.854260] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite B] disabled, scaler_id = 0
>[ 2208.854291] [drm:intel_dump_pipe_config [i915]] [CRTC:31:pipe B][setup_hw_state] config ffff880133e6e800 for pipe B
>[ 2208.854320] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: B
>[ 2208.854349] [drm:intel_dump_pipe_config [i915]] pipe bpp: 0, dithering: 0
>[ 2208.854378] [drm:intel_dump_pipe_config [i915]] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2208.854408] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2208.854438] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2208.854466] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
>[ 2208.854495] [drm:intel_dump_pipe_config [i915]] requested mode:
>[ 2208.854499] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 2208.854528] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[ 2208.854531] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 2208.854561] [drm:intel_dump_pipe_config [i915]] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
>[ 2208.854590] [drm:intel_dump_pipe_config [i915]] port clock: 0
>[ 2208.854619] [drm:intel_dump_pipe_config [i915]] pipe src size: 0x0
>[ 2208.854648] [drm:intel_dump_pipe_config [i915]] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[ 2208.854677] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2208.854706] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2208.854735] [drm:intel_dump_pipe_config [i915]] ips: 0
>[ 2208.854764] [drm:intel_dump_pipe_config [i915]] double wide: 0
>[ 2208.854793] [drm:intel_dump_pipe_config [i915]] dpll_hw_state: dpll: 0x0, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
>[ 2208.854822] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[ 2208.854851] [drm:intel_dump_pipe_config [i915]] [PLANE:29:primary B] disabled, scaler_id = 0
>[ 2208.854880] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor B] disabled, scaler_id = 0
>[ 2208.854910] [drm:intel_dump_pipe_config [i915]] [PLANE:32:sprite C] disabled, scaler_id = 0
>[ 2208.854939] [drm:intel_dump_pipe_config [i915]] [PLANE:33:sprite D] disabled, scaler_id = 0
>[ 2208.854969] [drm:vlv_get_fifo_size [i915]] Pipe A primary A FIFO size: 256
>[ 2208.854996] [drm:vlv_get_fifo_size [i915]] Pipe A sprite A FIFO size: 128
>[ 2208.855022] [drm:vlv_get_fifo_size [i915]] Pipe A sprite B FIFO size: 127
>[ 2208.855049] [drm:vlv_get_fifo_size [i915]] Pipe B primary B FIFO size: 256
>[ 2208.855075] [drm:vlv_get_fifo_size [i915]] Pipe B sprite C FIFO size: 128
>[ 2208.855102] [drm:vlv_get_fifo_size [i915]] Pipe B sprite D FIFO size: 127
>[ 2208.855128] [drm:vlv_wm_get_hw_state [i915]] Initial watermarks: pipe A, plane=15, cursor=15, sprite0=15, sprite1=15
>[ 2208.855155] [drm:vlv_wm_get_hw_state [i915]] Initial watermarks: pipe B, plane=15, cursor=15, sprite0=15, sprite1=15
>[ 2208.855181] [drm:vlv_wm_get_hw_state [i915]] Initial watermarks: SR plane=127, SR cursor=0 level=0 cxsr=0
>[ 2208.855215] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2208.857404] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2208.859646] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2208.861834] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2208.864021] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2208.866225] [drm:intel_atomic_check [i915]] [CONNECTOR:41:HDMI-A-1] checking for sink bpp constrains
>[ 2208.866255] [drm:intel_atomic_check [i915]] clamping display bpp (was 30) to default limit of 24
>[ 2208.866285] [drm:intel_hdmi_compute_config [i915]] picking bpc to 8 for HDMI output
>[ 2208.866312] [drm:intel_hdmi_compute_config [i915]] forcing pipe bpc to 24 for HDMI
>[ 2208.866342] [drm:intel_atomic_check [i915]] hw max bpp: 30, pipe bpp: 24, dithering: 0
>[ 2208.866373] [drm:intel_dump_pipe_config [i915]] [CRTC:26:pipe A][modeset] config ffff880133e6e000 for pipe A
>[ 2208.866402] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A
>[ 2208.866431] [drm:intel_dump_pipe_config [i915]] pipe bpp: 24, dithering: 0
>[ 2208.866460] [drm:intel_dump_pipe_config [i915]] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2208.866490] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2208.866519] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2208.866548] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
>[ 2208.866577] [drm:intel_dump_pipe_config [i915]] requested mode:
>[ 2208.866581] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 2208.866610] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[ 2208.866614] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 2208.866644] [drm:intel_dump_pipe_config [i915]] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[ 2208.866673] [drm:intel_dump_pipe_config [i915]] port clock: 154000
>[ 2208.866702] [drm:intel_dump_pipe_config [i915]] pipe src size: 1920x1200
>[ 2208.866731] [drm:intel_dump_pipe_config [i915]] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[ 2208.866760] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2208.866789] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2208.866818] [drm:intel_dump_pipe_config [i915]] ips: 0
>[ 2208.866847] [drm:intel_dump_pipe_config [i915]] double wide: 0
>[ 2208.866876] [drm:intel_dump_pipe_config [i915]] dpll_hw_state: dpll: 0xf0002000, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
>[ 2208.866905] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[ 2208.866965] [drm:intel_dump_pipe_config [i915]] [PLANE:23:primary A] enabled
>[ 2208.866995] [drm:intel_dump_pipe_config [i915]] 	FB:44, fb = 1920x1200 format = XR24 little-endian (0x34325258)
>[ 2208.866995] [drm:intel_dump_pipe_config [i915]] 	scaler:0 src 0x0+1920+1200 dst 0x0+1920+1200
>[ 2208.867024] [drm:intel_dump_pipe_config [i915]] [PLANE:25:cursor A] disabled, scaler_id = 0
>[ 2208.867053] [drm:intel_dump_pipe_config [i915]] [PLANE:27:sprite A] disabled, scaler_id = 0
>[ 2208.867082] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite B] disabled, scaler_id = 0
>[ 2208.867114] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 266667, actual 200000
>[ 2208.869405] [drm:intel_update_cdclk [i915]] Current CD clock rate: 200000 kHz
>[ 2208.869437] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[ 2208.869467] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[ 2208.869497] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[ 2208.869526] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[ 2208.869556] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[ 2208.869587] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2208.869617] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[ 2208.869649] [drm:intel_atomic_commit_tail [i915]] [CRTC:31:pipe B]
>[ 2208.869698] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2208.869726] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2208.871918] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2208.878401] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2208.878430] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2208.878787] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2208.878815] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2208.879165] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2208.879171] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2208.879200] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2208.879240] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2208.879800] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2208.879828] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2208.879857] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2208.879883] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2208.881376] [drm:drm_helper_hpd_irq_event] [CONNECTOR:34:VGA-1] status updated from disconnected to disconnected
>[ 2208.881406] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2208.881433] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2208.883666] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2208.885852] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2208.888040] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2208.890226] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2208.894868] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.897345] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.899816] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.902290] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.904761] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.907234] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.909706] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.912180] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.914654] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.917126] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.919599] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.922071] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.924544] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.927017] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.929491] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.931962] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.934435] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.936906] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.939381] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.941852] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.944324] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.946796] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.949270] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.951741] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.954225] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.956708] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.959179] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.961654] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.964125] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.966598] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.969069] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.971543] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2208.971549] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2208.971576] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2208.973769] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2208.975982] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2208.978178] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2208.980614] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2208.982828] [drm:drm_helper_hpd_irq_event] [CONNECTOR:37:DP-1] status updated from disconnected to disconnected
>[ 2208.982867] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2209.010639] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2209.010691] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2209.010906] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2209.010917] [drm:drm_helper_hpd_irq_event] [CONNECTOR:41:HDMI-A-1] status updated from connected to connected
>[ 2209.011048] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=0
>[ 2209.011084] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2209.013313] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2209.019905] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2209.019934] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2209.020255] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2209.020317] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2209.020629] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2209.020643] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2209.020671] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2209.020700] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2209.021260] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2209.021289] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2209.021317] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2209.021343] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2209.022792] [drm:drm_helper_hpd_irq_event] [CONNECTOR:34:VGA-1] status updated from disconnected to disconnected
>[ 2209.022841] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2209.022869] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2209.025093] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2209.027314] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2209.029575] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2209.031803] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2209.036508] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.039028] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.041548] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.044065] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.046586] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.049078] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.051569] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.054059] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.056550] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.059027] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.061503] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.063978] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.066453] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.068927] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.071402] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.073874] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.076347] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.078821] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.081296] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.083769] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.086254] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.088729] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.091202] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.093676] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.096148] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.098621] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.101095] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.103569] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.106042] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.108515] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.110988] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.113462] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.113468] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2209.113494] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2209.115711] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2209.117906] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2209.120105] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2209.122301] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2209.124542] [drm:drm_helper_hpd_irq_event] [CONNECTOR:37:DP-1] status updated from disconnected to disconnected
>[ 2209.124578] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2209.151922] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2209.151974] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2209.152190] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2209.152199] [drm:drm_helper_hpd_irq_event] [CONNECTOR:41:HDMI-A-1] status updated from connected to connected
>[ 2209.153059] [drm:intel_opregion_register [i915]] 10 outputs detected
>[ 2209.153075] ------------[ cut here ]------------
>[ 2209.156622] WARNING: CPU: 3 PID: 10932 at drivers/gpu/drm/drm_probe_helper.c:134 drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2209.156626] Hello, who woke me?
>[ 2209.156655] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid sdhci_acpi sdhci mmc_core
>[ 2209.156661] CPU: 3 PID: 10932 Comm: kworker/u8:31 Tainted: G        W       4.8.0-pl-manual+ #2
>[ 2209.156663] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6 02/17/2015
>[ 2209.156671] Workqueue: events_unbound async_run_entry_fn
>[ 2209.156678]  0000000000000000 ffff88013499bc38 ffffffff813ca25d ffff88013499bc88
>[ 2209.156684]  0000000000000000 ffff88013499bc78 ffffffff8107c2b6 00000086810d8d21
>[ 2209.156689]  ffff8801324e0000 ffff8801324e0000 ffffffffa017e3c0 ffffffff81412490
>[ 2209.156691] Call Trace:
>[ 2209.156698]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
>[ 2209.156703]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
>[ 2209.156710]  [<ffffffff81412490>] ? pci_pm_resume_noirq+0xa0/0xa0
>[ 2209.156714]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
>[ 2209.156720]  [<ffffffff8109328e>] ? __queue_delayed_work+0x7e/0x180
>[ 2209.156725]  [<ffffffff814ce5f0>] drm_kms_helper_poll_enable_locked+0x20/0x100
>[ 2209.156729]  [<ffffffff814cebe1>] drm_kms_helper_poll_enable+0x21/0x30
>[ 2209.156776]  [<ffffffffa00c3781>] i915_drm_resume+0x131/0x180 [i915]
>[ 2209.156821]  [<ffffffffa00c37e9>] i915_pm_restore+0x19/0x20 [i915]
>[ 2209.156866]  [<ffffffffa00c3809>] i915_pm_resume+0x9/0x10 [i915]
>[ 2209.156871]  [<ffffffff81412501>] pci_pm_resume+0x71/0xe0
>[ 2209.156876]  [<ffffffff815151fb>] dpm_run_callback+0x3b/0x140
>[ 2209.156881]  [<ffffffff815157f0>] device_resume+0x90/0x250
>[ 2209.156885]  [<ffffffff815159c8>] async_resume+0x18/0x40
>[ 2209.156890]  [<ffffffff8109b872>] async_run_entry_fn+0x32/0x140
>[ 2209.156894]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
>[ 2209.156899]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
>[ 2209.156903]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
>[ 2209.156907]  [<ffffffff810994e4>] kthread+0xc4/0xe0
>[ 2209.156913]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
>[ 2209.156918]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
>[ 2209.156922]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
>[ 2209.156925] ---[ end trace ec3ff52ee7faea68 ]---
>[ 2209.157009] PM: resume of devices complete after 2301.212 msecs
>[ 2209.157488] Restarting tasks ... done.
>[ 2209.161777] [drm:drm_mode_setcrtc] [CRTC:26:pipe A]
>[ 2209.161847] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 200000, actual 200000
>[ 2209.161903] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[ 2209.161950] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[ 2209.161997] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[ 2209.162044] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[ 2209.162091] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[ 2209.162138] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2209.162187] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[ 2209.162256] [drm:drm_mode_setcrtc] [CRTC:31:pipe B]
>[ 2209.162560] [drm:drm_mode_setcrtc] [CRTC:26:pipe A]
>[ 2209.162612] [drm:drm_mode_setcrtc] [CRTC:31:pipe B]
>[ 2209.162744] [drm:drm_mode_addfb2] [FB:68]
>[ 2209.176690] [drm:drm_mode_setcrtc] [CRTC:26:pipe A]
>[ 2209.176699] [drm:drm_mode_setcrtc] [CONNECTOR:41:HDMI-A-1]
>[ 2209.176762] [drm:intel_atomic_check [i915]] [CONNECTOR:41:HDMI-A-1] checking for sink bpp constrains
>[ 2209.176793] [drm:intel_atomic_check [i915]] clamping display bpp (was 30) to default limit of 24
>[ 2209.176823] [drm:intel_hdmi_compute_config [i915]] picking bpc to 8 for HDMI output
>[ 2209.176851] [drm:intel_hdmi_compute_config [i915]] forcing pipe bpc to 24 for HDMI
>[ 2209.176881] [drm:intel_atomic_check [i915]] hw max bpp: 30, pipe bpp: 24, dithering: 0
>[ 2209.176912] [drm:intel_dump_pipe_config [i915]] [CRTC:26:pipe A][modeset] config ffff8801343ca000 for pipe A
>[ 2209.176942] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A
>[ 2209.176971] [drm:intel_dump_pipe_config [i915]] pipe bpp: 24, dithering: 0
>[ 2209.177001] [drm:intel_dump_pipe_config [i915]] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2209.177031] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2209.177061] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2209.177090] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
>[ 2209.177119] [drm:intel_dump_pipe_config [i915]] requested mode:
>[ 2209.177124] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 2209.177153] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[ 2209.177158] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 2209.177189] [drm:intel_dump_pipe_config [i915]] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[ 2209.177218] [drm:intel_dump_pipe_config [i915]] port clock: 154000
>[ 2209.177247] [drm:intel_dump_pipe_config [i915]] pipe src size: 1920x1200
>[ 2209.177277] [drm:intel_dump_pipe_config [i915]] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[ 2209.177306] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2209.177359] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2209.177388] [drm:intel_dump_pipe_config [i915]] ips: 0
>[ 2209.177417] [drm:intel_dump_pipe_config [i915]] double wide: 0
>[ 2209.177447] [drm:intel_dump_pipe_config [i915]] dpll_hw_state: dpll: 0xf0002000, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
>[ 2209.177476] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[ 2209.177506] [drm:intel_dump_pipe_config [i915]] [PLANE:23:primary A] disabled, scaler_id = 0
>[ 2209.177539] [drm:intel_dump_pipe_config [i915]] [PLANE:25:cursor A] disabled, scaler_id = 0
>[ 2209.177576] [drm:intel_dump_pipe_config [i915]] [PLANE:27:sprite A] disabled, scaler_id = 0
>[ 2209.177616] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite B] disabled, scaler_id = 0
>[ 2209.177657] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 266667, actual 266667
>[ 2209.177799] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2209.179866] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2209.181917] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2209.183352] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2209.185404] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2209.189499] [drm:intel_update_cdclk [i915]] Current CD clock rate: 266667 kHz
>[ 2209.189538] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[ 2209.189577] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[ 2209.189615] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[ 2209.189651] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[ 2209.189688] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[ 2209.190012] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[ 2209.190049] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=391, cursor=63, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[ 2209.190085] [drm:intel_enable_pipe [i915]] enabling pipe A
>[ 2209.206856] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2209.206905] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[ 2209.223623] [drm:display_crc_ctl_write [i915]] collecting CRCs for pipe A, pipe
>[ 2209.323854] [drm:display_crc_ctl_write [i915]] stopping CRCs for pipe A
>[ 2209.340958] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 200000, actual 200000
>[ 2209.341028] [drm:intel_set_memory_cxsr [i915]] memory self-refresh is disabled
>[ 2209.357469] [drm:intel_disable_pipe [i915]] disabling pipe A
>[ 2209.374826] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[ 2209.374882] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=0, cursor=0, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[ 2209.377116] [drm:intel_update_cdclk [i915]] Current CD clock rate: 200000 kHz
>[ 2209.377175] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[ 2209.377232] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[ 2209.377288] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[ 2209.377343] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[ 2209.377398] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[ 2209.377486] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2209.377541] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2209.379889] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2209.382151] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2209.384415] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2209.386664] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2209.388940] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[ 2209.394496] [drm:drm_mode_setcrtc] [CRTC:26:pipe A]
>[ 2209.394613] [drm:drm_mode_addfb2] [FB:68]
>[ 2209.408497] [drm:drm_mode_setcrtc] [CRTC:26:pipe A]
>[ 2209.408509] [drm:drm_mode_setcrtc] [CONNECTOR:41:HDMI-A-1]
>[ 2209.408582] [drm:intel_atomic_check [i915]] [CONNECTOR:41:HDMI-A-1] checking for sink bpp constrains
>[ 2209.408628] [drm:intel_atomic_check [i915]] clamping display bpp (was 30) to default limit of 24
>[ 2209.408673] [drm:intel_hdmi_compute_config [i915]] picking bpc to 8 for HDMI output
>[ 2209.408716] [drm:intel_hdmi_compute_config [i915]] forcing pipe bpc to 24 for HDMI
>[ 2209.408762] [drm:intel_atomic_check [i915]] hw max bpp: 30, pipe bpp: 24, dithering: 0
>[ 2209.408809] [drm:intel_dump_pipe_config [i915]] [CRTC:26:pipe A][modeset] config ffff880133e6f000 for pipe A
>[ 2209.408854] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A
>[ 2209.408899] [drm:intel_dump_pipe_config [i915]] pipe bpp: 24, dithering: 0
>[ 2209.408944] [drm:intel_dump_pipe_config [i915]] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2209.408990] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2209.409036] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2209.409080] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
>[ 2209.409124] [drm:intel_dump_pipe_config [i915]] requested mode:
>[ 2209.409132] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 2209.409177] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[ 2209.409184] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 2209.409230] [drm:intel_dump_pipe_config [i915]] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[ 2209.409275] [drm:intel_dump_pipe_config [i915]] port clock: 154000
>[ 2209.409319] [drm:intel_dump_pipe_config [i915]] pipe src size: 1920x1200
>[ 2209.409364] [drm:intel_dump_pipe_config [i915]] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[ 2209.409410] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2209.409488] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2209.409533] [drm:intel_dump_pipe_config [i915]] ips: 0
>[ 2209.409577] [drm:intel_dump_pipe_config [i915]] double wide: 0
>[ 2209.409623] [drm:intel_dump_pipe_config [i915]] dpll_hw_state: dpll: 0xf0002000, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
>[ 2209.409677] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[ 2209.409729] [drm:intel_dump_pipe_config [i915]] [PLANE:23:primary A] disabled, scaler_id = 0
>[ 2209.409789] [drm:intel_dump_pipe_config [i915]] [PLANE:25:cursor A] disabled, scaler_id = 0
>[ 2209.409837] [drm:intel_dump_pipe_config [i915]] [PLANE:27:sprite A] disabled, scaler_id = 0
>[ 2209.409884] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite B] disabled, scaler_id = 0
>[ 2209.409936] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 266667, actual 266667
>[ 2209.410092] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2209.412159] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2209.414216] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2209.416273] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2209.418329] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2209.422471] [drm:intel_update_cdclk [i915]] Current CD clock rate: 266667 kHz
>[ 2209.422530] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[ 2209.422587] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[ 2209.422643] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[ 2209.422697] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[ 2209.422752] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[ 2209.423125] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[ 2209.423180] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=391, cursor=63, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[ 2209.423234] [drm:intel_enable_pipe [i915]] enabling pipe A
>[ 2209.440113] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2209.440173] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[ 2209.457065] [drm:display_crc_ctl_write [i915]] collecting CRCs for pipe A, pipe
>[ 2209.557001] [drm:display_crc_ctl_write [i915]] stopping CRCs for pipe A
>[ 2209.573846] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 200000, actual 200000
>[ 2209.573916] [drm:intel_set_memory_cxsr [i915]] memory self-refresh is disabled
>[ 2209.590338] [drm:intel_disable_pipe [i915]] disabling pipe A
>[ 2209.607777] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[ 2209.607833] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=0, cursor=0, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[ 2209.610113] [drm:intel_update_cdclk [i915]] Current CD clock rate: 200000 kHz
>[ 2209.610172] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[ 2209.610229] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[ 2209.610286] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[ 2209.610341] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[ 2209.610396] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[ 2209.610451] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2209.610506] [drm:intel_power_well_disable [i915]] disabling dpio-common
>[ 2209.612809] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-23
>[ 2209.615053] [drm:intel_power_well_disable [i915]] disabling dpio-tx-c-01
>[ 2209.617291] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-23
>[ 2209.619539] [drm:intel_power_well_disable [i915]] disabling dpio-tx-b-01
>[ 2209.621779] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[ 2209.627147] kms_pipe_crc_basic: exiting, ret=0
>[ 2209.627430] [drm:intel_atomic_check [i915]] [CONNECTOR:41:HDMI-A-1] checking for sink bpp constrains
>[ 2209.627484] [drm:intel_atomic_check [i915]] clamping display bpp (was 30) to default limit of 24
>[ 2209.627574] [drm:intel_hdmi_compute_config [i915]] picking bpc to 8 for HDMI output
>[ 2209.627629] [drm:intel_hdmi_compute_config [i915]] forcing pipe bpc to 24 for HDMI
>[ 2209.627683] [drm:intel_atomic_check [i915]] hw max bpp: 30, pipe bpp: 24, dithering: 0
>[ 2209.627741] [drm:intel_dump_pipe_config [i915]] [CRTC:26:pipe A][modeset] config ffff8801343ce000 for pipe A
>[ 2209.627797] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A
>[ 2209.627854] [drm:intel_dump_pipe_config [i915]] pipe bpp: 24, dithering: 0
>[ 2209.627914] [drm:intel_dump_pipe_config [i915]] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2209.627971] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2209.628031] [drm:intel_dump_pipe_config [i915]] dp: 0, lanes: 4, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2209.628087] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
>[ 2209.628141] [drm:intel_dump_pipe_config [i915]] requested mode:
>[ 2209.628156] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 2209.628210] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[ 2209.628221] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 2209.628279] [drm:intel_dump_pipe_config [i915]] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[ 2209.628335] [drm:intel_dump_pipe_config [i915]] port clock: 154000
>[ 2209.628390] [drm:intel_dump_pipe_config [i915]] pipe src size: 1920x1200
>[ 2209.628446] [drm:intel_dump_pipe_config [i915]] num_scalers: 0, scaler_users: 0x0, scaler_id: 0
>[ 2209.628502] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2209.628570] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2209.628622] [drm:intel_dump_pipe_config [i915]] ips: 0
>[ 2209.628681] [drm:intel_dump_pipe_config [i915]] double wide: 0
>[ 2209.628762] [drm:intel_dump_pipe_config [i915]] dpll_hw_state: dpll: 0xf0002000, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
>[ 2209.628817] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[ 2209.628874] [drm:intel_dump_pipe_config [i915]] [PLANE:23:primary A] disabled, scaler_id = 0
>[ 2209.628930] [drm:intel_dump_pipe_config [i915]] [PLANE:25:cursor A] disabled, scaler_id = 0
>[ 2209.628989] [drm:intel_dump_pipe_config [i915]] [PLANE:27:sprite A] disabled, scaler_id = 0
>[ 2209.629042] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite B] disabled, scaler_id = 0
>[ 2209.629101] [drm:intel_atomic_check [i915]] New cdclk calculated to be atomic 266667, actual 266667
>[ 2209.629227] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-01
>[ 2209.630580] [drm:intel_power_well_enable [i915]] enabling dpio-tx-b-23
>[ 2209.632694] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-01
>[ 2209.634727] [drm:intel_power_well_enable [i915]] enabling dpio-tx-c-23
>[ 2209.636697] [drm:intel_power_well_enable [i915]] enabling dpio-common
>[ 2209.641139] [drm:intel_update_cdclk [i915]] Current CD clock rate: 266667 kHz
>[ 2209.641196] [drm:intel_atomic_commit_tail [i915]] [ENCODER:35:CRT]
>[ 2209.641252] [drm:intel_atomic_commit_tail [i915]] [ENCODER:36:DP B]
>[ 2209.641307] [drm:intel_atomic_commit_tail [i915]] [ENCODER:40:HDMI B]
>[ 2209.641360] [drm:verify_connector_state [i915]] [CONNECTOR:34:VGA-1]
>[ 2209.641415] [drm:verify_connector_state [i915]] [CONNECTOR:37:DP-1]
>[ 2209.641789] [drm:vlv_pipe_set_fifo_size.isra.9 [i915]] Pipe A FIFO split 511 / 511 / 511
>[ 2209.641843] [drm:vlv_update_wm [i915]] Setting FIFO watermarks - A: plane=391, cursor=63, sprite0=0, sprite1=0, SR: plane=0, cursor=0 level=0 cxsr=0
>[ 2209.641896] [drm:intel_enable_pipe [i915]] enabling pipe A
>[ 2209.658803] [drm:verify_connector_state [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2209.658860] [drm:intel_atomic_commit_tail [i915]] [CRTC:26:pipe A]
>[ 2209.678361] [drm:status_store] [CONNECTOR:34:VGA-1] force updated from 2 to 0 or reprobing
>[ 2209.678368] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1]
>[ 2209.678418] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=1
>[ 2209.678463] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2209.685968] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2209.686004] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2209.686333] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2209.686368] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2209.686607] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2209.686616] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2209.686651] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2209.686685] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2209.687252] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2209.687287] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2209.687326] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2209.687332] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1] disconnected
>[ 2209.687465] [drm:intel_print_rc6_info [i915]] Enabling RC6 states: RC6 on
>[ 2209.687501] [drm:intel_enable_gt_powersave [i915]] GPLL enabled? yes
>[ 2209.687622] [drm:intel_enable_gt_powersave [i915]] GPU status: 0x0000d8d0
>[ 2209.692129] [drm:drm_fb_helper_hotplug_event] 
>[ 2209.692136] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1]
>[ 2209.692178] [drm:intel_crt_detect [i915]] [CONNECTOR:34:VGA-1] force=1
>[ 2209.692222] [drm:intel_crt_detect [i915]] trigger hotplug detect cycle: adpa=0xf40000
>[ 2209.697584] [drm:intel_crt_detect [i915]] valleyview hotplug adpa=0xf40000, result 0
>[ 2209.697629] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
>[ 2209.698011] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2209.698054] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on first message, retry
>[ 2209.698303] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for addr: 0050 w(1)
>[ 2209.698312] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2209.698356] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2209.698400] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2209.699070] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2209.699117] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2209.699161] [drm:intel_crt_detect_ddc [i915]] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2209.699170] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:34:VGA-1] disconnected
>[ 2209.699177] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:37:DP-1]
>[ 2209.699221] [drm:intel_dp_detect [i915]] [CONNECTOR:37:DP-1]
>[ 2209.701767] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.704301] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.706838] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.709372] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.711909] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.714428] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.716933] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.719437] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.721938] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.724429] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.726913] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.729395] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.731878] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.734361] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.736844] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.739326] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.741808] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.744289] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.746772] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.749254] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.751737] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.754220] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.756702] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.759184] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.761671] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.764154] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.766640] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.769125] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.771613] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.774097] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.776581] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.779077] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x71450064
>[ 2209.779086] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[ 2209.779091] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:37:DP-1] disconnected
>[ 2209.779096] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:41:HDMI-A-1]
>[ 2209.779127] [drm:intel_hdmi_detect [i915]] [CONNECTOR:41:HDMI-A-1]
>[ 2209.805858] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2209.805909] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[ 2209.806118] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[ 2209.806271] [drm:drm_edid_to_eld] ELD monitor LEN LT2452pwC
>[ 2209.806276] [drm:drm_edid_to_eld] ELD size 36, SAD count 0
>[ 2209.806311] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:41:HDMI-A-1] probed modes :
>[ 2209.806321] [drm:drm_mode_debug_printmodeline] Modeline 46:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[ 2209.806328] [drm:drm_mode_debug_printmodeline] Modeline 47:"1920x1080" 60 138500 1920 1968 2000 2080 1080 1083 1088 1111 0x40 0x9
>[ 2209.806335] [drm:drm_mode_debug_printmodeline] Modeline 54:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
>[ 2209.806342] [drm:drm_mode_debug_printmodeline] Modeline 53:"1680x1050" 60 119000 1680 1728 1760 1840 1050 1053 1059 1080 0x40 0x9
>[ 2209.806350] [drm:drm_mode_debug_printmodeline] Modeline 60:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[ 2209.806357] [drm:drm_mode_debug_printmodeline] Modeline 50:"1280x1024" 72 132840 1280 1368 1504 1728 1024 1025 1028 1067 0x0 0x6
>[ 2209.806364] [drm:drm_mode_debug_printmodeline] Modeline 49:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[ 2209.806371] [drm:drm_mode_debug_printmodeline] Modeline 52:"1440x900" 75 136750 1440 1536 1688 1936 900 903 909 942 0x40 0x6
>[ 2209.806379] [drm:drm_mode_debug_printmodeline] Modeline 51:"1440x900" 60 88750 1440 1488 1520 1600 900 903 909 926 0x40 0x9
>[ 2209.806386] [drm:drm_mode_debug_printmodeline] Modeline 61:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[ 2209.806393] [drm:drm_mode_debug_printmodeline] Modeline 62:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[ 2209.806400] [drm:drm_mode_debug_printmodeline] Modeline 63:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[ 2209.806407] [drm:drm_mode_debug_printmodeline] Modeline 64:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[ 2209.806415] [drm:drm_mode_debug_printmodeline] Modeline 65:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[ 2209.806422] [drm:drm_mode_debug_printmodeline] Modeline 55:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[ 2209.806429] [drm:drm_mode_debug_printmodeline] Modeline 56:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[ 2209.806436] [drm:drm_mode_debug_printmodeline] Modeline 57:"640x480" 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
>[ 2209.806443] [drm:drm_mode_debug_printmodeline] Modeline 48:"640x480" 66 26885 640 664 728 816 480 481 484 499 0x0 0x6
>[ 2209.806450] [drm:drm_mode_debug_printmodeline] Modeline 66:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[ 2209.806457] [drm:drm_mode_debug_printmodeline] Modeline 58:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[ 2209.806465] [drm:drm_mode_debug_printmodeline] Modeline 59:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[ 2209.806472] [drm:drm_setup_crtcs] 
>[ 2209.806479] [drm:drm_setup_crtcs] connector 34 enabled? no
>[ 2209.806483] [drm:drm_setup_crtcs] connector 37 enabled? no
>[ 2209.806487] [drm:drm_setup_crtcs] connector 41 enabled? yes
>[ 2209.806538] [drm:intel_fb_initial_config [i915]] connector VGA-1 not enabled, skipping
>[ 2209.806587] [drm:intel_fb_initial_config [i915]] connector DP-1 not enabled, skipping
>[ 2209.806905] [drm:intel_fb_initial_config [i915]] looking for cmdline mode on connector HDMI-A-1
>[ 2209.806972] [drm:intel_fb_initial_config [i915]] looking for preferred mode on connector HDMI-A-1 0
>[ 2209.807013] [drm:intel_fb_initial_config [i915]] connector HDMI-A-1 on [CRTC:26:pipe A]: 1920x1200
>[ 2209.807028] [drm:drm_setup_crtcs] desired mode 1920x1200 set on crtc 26 (0,0)
>[ 2212.115257] r8169 0000:03:00.0 enp3s0: link up

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Attachments on bug 98040: 127097 | 127209 | 127435

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