[ 181.483714] console [netcon0] enabled [ 181.489365] netconsole: network logging started [ 181.519612] console [netcon0] disabled [ 181.606593] console [netcon0] enabled [ 181.612312] netconsole: network logging started [ 215.309545] [drm:i915_gem_open] [ 215.315158] [drm:intel_crtc_set_config] [CRTC:7] [FB:34] #connectors=1 (x y) (0 0) [ 215.320459] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:7], mode_changed=0, fb_changed=0 [ 215.325857] [drm:intel_modeset_stage_output_state] [CONNECTOR:27:eDP-1] to [CRTC:7] [ 215.331203] [drm:intel_crtc_set_config] [CRTC:12] [NOFB] [ 215.336625] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:12], mode_changed=0, fb_changed=0 [ 215.342095] [drm:intel_modeset_stage_output_state] [CONNECTOR:27:eDP-1] to [CRTC:7] [ 215.347762] [drm:i915_gem_open] [ 215.356101] [drm:i915_gem_open] [ 215.361599] [drm:i915_gem_open] [ 215.367470] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.367637] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.371227] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.371315] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.371376] [drm:drm_mode_getconnector] [CONNECTOR:27:?] [ 215.371443] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:eDP-1] [ 215.371645] [drm:intel_dp_detect] [CONNECTOR:27:eDP-1] [ 215.371794] [drm:_edp_panel_vdd_on] Turning eDP VDD on [ 215.371852] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f [ 215.372246] [drm:intel_dp_probe_oui] Sink OUI: 001cf8 [ 215.372496] [drm:intel_dp_probe_oui] Branch OUI: 000000 [ 215.372836] [drm:drm_edid_to_eld] ELD: no CEA Extension found [ 215.373024] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:eDP-1] probed modes : [ 215.373074] [drm:drm_mode_debug_printmodeline] Modeline 28:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa [ 215.373195] [drm:drm_mode_getconnector] [CONNECTOR:27:?] [ 215.373355] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.373438] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.373569] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.373651] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.373708] [drm:drm_mode_getconnector] [CONNECTOR:15:?] [ 215.373753] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] [ 215.373797] [drm:intel_crt_detect] [CONNECTOR:15:VGA-1] force=1 [ 215.373880] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000 [ 215.379988] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0 [ 215.380052] [drm:intel_crt_detect] CRT not detected via hotplug [ 215.380412] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1) [ 215.380481] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.380541] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging [ 215.380594] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1 [ 215.381038] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.381105] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0 [ 215.381160] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found] [ 215.381248] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] disconnected [ 215.381308] [drm:drm_mode_getconnector] [CONNECTOR:15:?] [ 215.381355] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] [ 215.381400] [drm:intel_crt_detect] [CONNECTOR:15:VGA-1] force=1 [ 215.381485] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000 [ 215.386940] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0 [ 215.386997] [drm:intel_crt_detect] CRT not detected via hotplug [ 215.387304] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1) [ 215.387373] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.387432] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging [ 215.387487] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1 [ 215.387904] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.388000] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0 [ 215.388058] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found] [ 215.388147] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] disconnected [ 215.388237] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.388329] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.388391] [drm:drm_mode_getconnector] [CONNECTOR:18:?] [ 215.388439] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] [ 215.388487] [drm:intel_hdmi_detect] [CONNECTOR:18:HDMI-A-1] [ 215.388872] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1) [ 215.388964] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb [ 215.389105] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] disconnected [ 215.389162] [drm:drm_mode_getconnector] [CONNECTOR:18:?] [ 215.389209] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] [ 215.389254] [drm:intel_hdmi_detect] [CONNECTOR:18:HDMI-A-1] [ 215.389636] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1) [ 215.389698] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb [ 215.389835] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] disconnected [ 215.389948] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.390036] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.390097] [drm:drm_mode_getconnector] [CONNECTOR:23:?] [ 215.390143] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] [ 215.390278] [drm:intel_dp_detect] [CONNECTOR:23:DP-1] [ 215.390414] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] disconnected [ 215.390468] [drm:drm_mode_getconnector] [CONNECTOR:23:?] [ 215.390512] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] [ 215.390646] [drm:intel_dp_detect] [CONNECTOR:23:DP-1] [ 215.390779] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] disconnected [ 215.390860] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.390977] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.391039] [drm:drm_mode_getconnector] [CONNECTOR:25:?] [ 215.391084] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] [ 215.391131] [drm:intel_hdmi_detect] [CONNECTOR:25:HDMI-A-2] [ 215.391626] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc [ 215.391767] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] disconnected [ 215.391819] [drm:drm_mode_getconnector] [CONNECTOR:25:?] [ 215.391862] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] [ 215.391907] [drm:intel_hdmi_detect] [CONNECTOR:25:HDMI-A-2] [ 215.392430] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc [ 215.392571] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] disconnected [ 215.393327] [drm:pipe_crc_set_source] collecting CRCs for pipe A, DP-C [ 215.393431] [drm:pipe_crc_set_source] stopping CRCs for pipe A [ 215.409173] [drm:add_framebuffer_internal] [FB:35] [ 215.442810] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.443112] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.443179] [drm:drm_mode_getconnector] [CONNECTOR:27:?] [ 215.443226] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:eDP-1] [ 215.443366] [drm:intel_dp_detect] [CONNECTOR:27:eDP-1] [ 215.443685] [drm:intel_dp_probe_oui] Sink OUI: 001cf8 [ 215.443933] [drm:intel_dp_probe_oui] Branch OUI: 000000 [ 215.444290] [drm:drm_edid_to_eld] ELD: no CEA Extension found [ 215.444444] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:eDP-1] probed modes : [ 215.444495] [drm:drm_mode_debug_printmodeline] Modeline 28:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa [ 215.444551] [drm:drm_mode_getconnector] [CONNECTOR:27:?] [ 215.444666] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.444752] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.444872] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.444956] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.445046] [drm:drm_mode_getconnector] [CONNECTOR:15:?] [ 215.445095] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] [ 215.445139] [drm:intel_crt_detect] [CONNECTOR:15:VGA-1] force=1 [ 215.445222] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000 [ 215.451005] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0 [ 215.451060] [drm:intel_crt_detect] CRT not detected via hotplug [ 215.451374] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1) [ 215.451441] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.451501] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging [ 215.451554] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1 [ 215.451997] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.452062] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0 [ 215.452117] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found] [ 215.452203] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] disconnected [ 215.452259] [drm:drm_mode_getconnector] [CONNECTOR:15:?] [ 215.452303] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] [ 215.452347] [drm:intel_crt_detect] [CONNECTOR:15:VGA-1] force=1 [ 215.452431] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000 [ 215.455008] [drm:valleyview_set_rps] GPU freq request from 646 MHz (214) to 167 MHz (191) [ 215.458014] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0 [ 215.458078] [drm:intel_crt_detect] CRT not detected via hotplug [ 215.458402] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1) [ 215.458472] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.458532] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging [ 215.458584] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1 [ 215.459034] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.459102] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0 [ 215.459156] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found] [ 215.459246] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] disconnected [ 215.459338] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.459440] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.459502] [drm:drm_mode_getconnector] [CONNECTOR:18:?] [ 215.459549] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] [ 215.459596] [drm:intel_hdmi_detect] [CONNECTOR:18:HDMI-A-1] [ 215.460018] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1) [ 215.460083] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb [ 215.460225] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] disconnected [ 215.460280] [drm:drm_mode_getconnector] [CONNECTOR:18:?] [ 215.460325] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] [ 215.460369] [drm:intel_hdmi_detect] [CONNECTOR:18:HDMI-A-1] [ 215.460759] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1) [ 215.460819] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb [ 215.460959] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] disconnected [ 215.461069] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.461157] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.461220] [drm:drm_mode_getconnector] [CONNECTOR:23:?] [ 215.461267] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] [ 215.461399] [drm:intel_dp_detect] [CONNECTOR:23:DP-1] [ 215.461533] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] disconnected [ 215.461586] [drm:drm_mode_getconnector] [CONNECTOR:23:?] [ 215.461630] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] [ 215.461762] [drm:intel_dp_detect] [CONNECTOR:23:DP-1] [ 215.461898] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] disconnected [ 215.462000] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.462090] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.462155] [drm:drm_mode_getconnector] [CONNECTOR:25:?] [ 215.462200] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] [ 215.462245] [drm:intel_hdmi_detect] [CONNECTOR:25:HDMI-A-2] [ 215.462743] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc [ 215.462886] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] disconnected [ 215.462939] [drm:drm_mode_getconnector] [CONNECTOR:25:?] [ 215.463005] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] [ 215.463053] [drm:intel_hdmi_detect] [CONNECTOR:25:HDMI-A-2] [ 215.463550] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc [ 215.463690] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] disconnected [ 215.463780] [drm:drm_mode_setcrtc] [CRTC:7] [ 215.463941] [drm:drm_mode_setcrtc] [CONNECTOR:27:eDP-1] [ 215.464007] [drm:intel_crtc_set_config] [CRTC:7] [FB:35] #connectors=1 (x y) (0 0) [ 215.464116] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:7], mode_changed=0, fb_changed=1 [ 215.464164] [drm:intel_modeset_stage_output_state] [CONNECTOR:27:eDP-1] to [CRTC:7] [ 215.464265] [drm:i9xx_update_primary_plane] Writing base 0087F000 00000000 0 0 5504 [ 215.491244] [drm:pipe_crc_set_source] collecting CRCs for pipe A, DP-C [ 215.524768] [drm:pipe_crc_set_source] stopping CRCs for pipe A [ 215.542141] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.542234] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.542295] [drm:drm_mode_getconnector] [CONNECTOR:27:?] [ 215.542341] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:eDP-1] [ 215.542480] [drm:intel_dp_detect] [CONNECTOR:27:eDP-1] [ 215.542793] [drm:intel_dp_probe_oui] Sink OUI: 001cf8 [ 215.543072] [drm:intel_dp_probe_oui] Branch OUI: 000000 [ 215.543404] [drm:drm_edid_to_eld] ELD: no CEA Extension found [ 215.543562] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:eDP-1] probed modes : [ 215.543612] [drm:drm_mode_debug_printmodeline] Modeline 28:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa [ 215.543667] [drm:drm_mode_getconnector] [CONNECTOR:27:?] [ 215.543784] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.543869] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.543987] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.544103] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.544166] [drm:drm_mode_getconnector] [CONNECTOR:15:?] [ 215.544212] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] [ 215.544260] [drm:intel_crt_detect] [CONNECTOR:15:VGA-1] force=1 [ 215.544345] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000 [ 215.550090] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0 [ 215.550145] [drm:intel_crt_detect] CRT not detected via hotplug [ 215.550463] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1) [ 215.550531] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.550590] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging [ 215.550643] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1 [ 215.551092] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.551159] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0 [ 215.551214] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found] [ 215.551300] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] disconnected [ 215.551358] [drm:drm_mode_getconnector] [CONNECTOR:15:?] [ 215.551402] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] [ 215.551446] [drm:intel_crt_detect] [CONNECTOR:15:VGA-1] force=1 [ 215.551530] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000 [ 215.557268] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0 [ 215.557354] [drm:intel_crt_detect] CRT not detected via hotplug [ 215.557672] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1) [ 215.557741] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.557800] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging [ 215.557856] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1 [ 215.558298] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 215.558364] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0 [ 215.558419] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found] [ 215.558507] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] disconnected [ 215.558589] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.558677] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.558739] [drm:drm_mode_getconnector] [CONNECTOR:18:?] [ 215.558785] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] [ 215.558829] [drm:intel_hdmi_detect] [CONNECTOR:18:HDMI-A-1] [ 215.559227] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1) [ 215.559290] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb [ 215.559429] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] disconnected [ 215.559485] [drm:drm_mode_getconnector] [CONNECTOR:18:?] [ 215.559529] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] [ 215.559575] [drm:intel_hdmi_detect] [CONNECTOR:18:HDMI-A-1] [ 215.559971] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1) [ 215.560033] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb [ 215.560196] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] disconnected [ 215.560283] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.560373] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.560434] [drm:drm_mode_getconnector] [CONNECTOR:23:?] [ 215.560480] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] [ 215.560614] [drm:intel_dp_detect] [CONNECTOR:23:DP-1] [ 215.560748] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] disconnected [ 215.560799] [drm:drm_mode_getconnector] [CONNECTOR:23:?] [ 215.560843] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] [ 215.560976] [drm:intel_dp_detect] [CONNECTOR:23:DP-1] [ 215.561134] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] disconnected [ 215.561217] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.561304] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.561366] [drm:drm_mode_getconnector] [CONNECTOR:25:?] [ 215.561411] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] [ 215.561455] [drm:intel_hdmi_detect] [CONNECTOR:25:HDMI-A-2] [ 215.561951] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc [ 215.562119] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] disconnected [ 215.562178] [drm:drm_mode_getconnector] [CONNECTOR:25:?] [ 215.562225] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] [ 215.562273] [drm:intel_hdmi_detect] [CONNECTOR:25:HDMI-A-2] [ 215.562771] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc [ 215.562911] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] disconnected [ 215.562993] [drm:drm_mode_setcrtc] [CRTC:7] [ 215.563036] [drm:intel_crtc_set_config] [CRTC:7] [NOFB] [ 215.563169] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:7], mode_changed=1, fb_changed=0 [ 215.563215] [drm:intel_modeset_stage_output_state] [CONNECTOR:27:eDP-1] to [NOCRTC] [ 215.563258] [drm:intel_modeset_stage_output_state] encoder changed, full mode switch [ 215.563301] [drm:intel_modeset_stage_output_state] crtc changed, full mode switch [ 215.563342] [drm:intel_modeset_stage_output_state] crtc disabled, full mode switch [ 215.563416] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 1 [ 215.563545] [drm:intel_set_memory_cxsr] memory self-refresh is disabled [ 215.563762] [drm:intel_edp_backlight_off] [ 215.764281] [drm:intel_panel_actually_set_backlight] set backlight PWM = 0 [ 215.764770] [drm:intel_edp_panel_off] Turn eDP power off [ 215.764831] [drm:wait_panel_off] Wait for panel power off time [ 215.764887] [drm:wait_panel_status] mask b0000000 value 00000000 status e0000003 control abcd0000 [ 215.808404] [drm:wait_panel_status] Wait complete [ 215.825934] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000, dig 0x00000000 [ 215.825986] [drm:intel_hpd_irq_handler] digital hpd port 2 0 [ 215.826074] [drm:intel_dp_hpd_pulse] got hpd irq on port 2 - short [ 215.826223] [drm:_edp_panel_vdd_on] Turning eDP VDD on [ 215.826316] [drm:wait_panel_power_cycle] Wait for panel power cycle [ 215.842447] [drm:intel_dp_link_down] [ 215.893451] [drm:intel_set_memory_cxsr] memory self-refresh is disabled [ 215.893516] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=2, cursor=2, B: plane=2, cursor=2, SR: plane=0, cursor=0 [ 215.895434] [drm:vlv_update_cdclk] Current CD clock rate: 200000 kHz [ 215.895649] [drm:check_encoder_state] [ENCODER:16:DAC-16] [ 215.895742] [drm:check_encoder_state] [ENCODER:17:TMDS-17] [ 215.895794] [drm:check_encoder_state] [ENCODER:22:TMDS-22] [ 215.895845] [drm:check_encoder_state] [ENCODER:24:TMDS-24] [ 215.895895] [drm:check_encoder_state] [ENCODER:26:TMDS-26] [ 215.895945] [drm:check_crtc_state] [CRTC:7] [ 215.896002] [drm:check_crtc_state] [CRTC:12] [ 215.899372] [drm:add_framebuffer_internal] [FB:35] [ 215.911307] [drm:add_framebuffer_internal] [FB:36] [ 215.911644] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.911742] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 215.911804] [drm:drm_mode_getconnector] [CONNECTOR:27:?] [ 215.911851] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:eDP-1] [ 215.911987] [drm:intel_dp_detect] [CONNECTOR:27:eDP-1] [ 215.912126] [drm:_edp_panel_vdd_on] Turning eDP VDD on [ 215.912180] [drm:wait_panel_power_cycle] Wait for panel power cycle [ 216.365753] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0000 [ 216.365765] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0000 [ 216.365768] [drm:wait_panel_status] Wait complete [ 216.365778] [drm:_edp_panel_vdd_on] PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0008 [ 216.365781] [drm:_edp_panel_vdd_on] eDP was not running [ 216.366046] [drm:wait_panel_status] Wait complete [ 216.366116] [drm:_edp_panel_vdd_on] PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0008 [ 216.366174] [drm:_edp_panel_vdd_on] eDP was not running [ 216.459653] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000, dig 0x00000000 [ 216.459710] [drm:intel_hpd_irq_handler] digital hpd port 2 0 [ 216.567353] ------------[ cut here ]------------ [ 216.567472] WARNING: CPU: 2 PID: 4639 at drivers/gpu/drm/i915/intel_dp.c:1235 intel_edp_panel_vdd_on+0x30/0x32 [i915]() [ 216.567601] eDP VDD already requested on [ 216.567650] Modules linked in: netconsole configfs ipv6[ 216.567848] [drm:intel_dp_get_dpcd] DPCD: 11 0a 81 41 00 00 01 80 02 00 00 00 0f 07 00 [ 216.568034] dm_mod snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support snd_hda_codec_conexant snd_hda_codec_generic snd_hda_intel pcspkr [ 216.568570] [drm:intel_dp_check_link_status] TMDS-26: channel EQ not ok, retraining [ 216.568653] snd_hda_controller snd_hda_codec snd_hwdep lpc_ich snd_pcm mfd_core i2c_i801 nouveau snd_timer r8169 ttm snd soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm [last unloaded: netconsole] [ 216.568660] CPU: 2 PID: 4639 Comm: kms_plane Tainted: G W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 216.568667] 0000000000000009 ffff88017338fb38 ffffffff818302cf 0000000000000006 [ 216.568672] ffff88017338fb88 ffff88017338fb78 ffffffff8103fa1c ffff8801734c50d8 [ 216.568676] ffffffffa00e8bb7 ffff8801734c50d8 ffff8801734c5118 ffff8801734c50d8 [ 216.568678] Call Trace: [ 216.568686] [] dump_stack+0x46/0x58 [ 216.568693] [] warn_slowpath_common+0x81/0x9b [ 216.568811] [] ? intel_edp_panel_vdd_on+0x30/0x32 [i915] [ 216.568902] [] warn_slowpath_fmt+0x46/0x48 [ 216.568941] [] intel_edp_panel_vdd_on+0x30/0x32 [i915] [ 216.569044] [] intel_dp_probe_oui.part.14+0x1c/0xbb [i915] [ 216.569083] [] intel_dp_detect+0x18e/0x228 [i915] [ 216.569159] [] drm_helper_probe_single_connector_modes_merge_bits+0xc7/0x2f9 [drm_kms_helper] [ 216.569170] [] drm_helper_probe_single_connector_modes+0x13/0x15 [drm_kms_helper] [ 216.569193] [] drm_mode_getconnector+0xf7/0x3e8 [drm] [ 216.569212] [] drm_ioctl+0x2bd/0x425 [drm] [ 216.569297] [] ? drm_mode_getcrtc+0xc1/0xc1 [drm] [ 216.569303] [] ? up_write+0x20/0x40 [ 216.569309] [] do_vfs_ioctl+0x455/0x49f [ 216.569315] [] ? __fget+0x5/0xb2 [ 216.569320] [] ? sysret_check+0x1b/0x56 [ 216.569389] [] SyS_ioctl+0x53/0x81 [ 216.569395] [] system_call_fastpath+0x16/0x1b [ 216.569398] ---[ end trace fbf9f9228fdc84a9 ]--- [ 216.570451] [drm:intel_dp_probe_oui] Sink OUI: 001cf8 [ 216.570925] BUG: unable to handle kernel NULL pointer dereference at 0000000000000408 [ 216.576259] IP: [] intel_dp_set_signal_levels+0x496/0x822 [i915] [ 216.581456] PGD 0 [ 216.586418] Oops: 0000 [#1] SMP [ 216.591262] Modules linked in: netconsole configfs ipv6 dm_mod snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support snd_hda_codec_conexant snd_hda_codec_generic snd_hda_intel pcspkr snd_hda_controller snd_hda_codec snd_hwdep lpc_ich snd_pcm mfd_core i2c_i801 nouveau snd_timer r8169 ttm snd soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm [last unloaded: netconsole] [ 216.607949] CPU: 0 PID: 1024 Comm: kworker/u8:2 Tainted: G W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 216.612794] Workqueue: i915-dp i915_digport_work_func [i915] [ 216.617503] task: ffff880173ef41e0 ti: ffff880173fe4000 task.ti: ffff880173fe4000 [ 216.622068] RIP: 0010:[] [] intel_dp_set_signal_levels+0x496/0x822 [i915] [ 216.626669] RSP: 0018:ffff880173fe7bc8 EFLAGS: 00010246 [ 216.631019] RAX: 0000000000000000 RBX: ffff880003530000 RCX: 0000000000000001 [ 216.635267] RDX: 0000000000000000 RSI: ffff880173fe7c7c RDI: ffff8801734c50d8 [ 216.639466] RBP: ffff880173fe7c38 R08: 0000000000000000 R09: 0000000000000001 [ 216.643533] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880173fe7c7c [ 216.647449] R13: ffff880003537f00 R14: ffff880003530000 R15: ffff880173fe7c7c [ 216.651266] FS: 0000000000000000(0000) GS:ffff88017fc00000(0000) knlGS:0000000000000000 [ 216.655131] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 216.658947] CR2: 0000000000000408 CR3: 0000000002010000 CR4: 00000000001007f0 [ 216.662812] Stack: [ 216.666664] 0000000000000007 ffff8801734c5118 ffff880173fe7be8 ffffffff81835bed [ 216.670841] ffff880173fe7c7c ffffffffa005961e ffff880173fe7c08 0000000800000107 [ 216.675035] ffff880173fe7c7a ffff8801734c50d8 ffff880173fe7c7c ffff880003537f00 [ 216.679220] Call Trace: [ 216.683177] [] ? mutex_unlock+0xe/0x10 [ 216.687194] [] ? drm_dp_dpcd_access+0x6d/0xe9 [drm_kms_helper] [ 216.691296] [] intel_dp_reset_link_train.constprop.16+0x21/0x36 [i915] [ 216.695393] [] intel_dp_start_link_train+0xaf/0x1fc [i915] [ 216.699440] [] intel_dp_check_link_status+0x112/0x13e [i915] [ 216.703506] [] intel_dp_hpd_pulse+0xe6/0x13f [i915] [ 216.707575] [] i915_digport_work_func+0xe6/0xff [i915] [ 216.711659] [] process_one_work+0x25a/0x442 [ 216.715743] [] ? process_one_work+0x1c7/0x442 [ 216.719830] [] worker_thread+0x2f8/0x400 [ 216.723899] [] ? pool_mayday_timeout+0x12d/0x12d [ 216.727979] [] kthread+0xed/0xf5 [ 216.732042] [] ? __init_kthread_worker+0x5a/0x5a [ 216.736121] [] ret_from_fork+0x7c/0xb0 [ 216.740160] [] ? __init_kthread_worker+0x5a/0x5a [ 216.744146] Code: ff 41 81 ff 00 08 00 00 75 bb e9 f6 fe ff ff 83 f8 02 74 0f 83 f8 03 74 06 ff c8 74 02 0f 0b 31 c9 eb 05 b9 01 00 00 00 44 88 f0 <44> 8b aa 08 04 00 00 83 e0 18 3c 08 0f 84 89 00 00 00 77 09 84 [ 216.755689] RIP [] intel_dp_set_signal_levels+0x496/0x822 [i915] [ 216.759908] RSP [ 216.763948] CR2: 0000000000000408 [ 216.768176] [drm:intel_dp_probe_oui] Branch OUI: 000000 [ 216.772305] ------------[ cut here ]------------ [ 216.776480] WARNING: CPU: 1 PID: 4639 at drivers/gpu/drm/i915/intel_dp.c:1293 edp_panel_vdd_off+0x3b/0x7d [i915]() [ 216.780731] eDP VDD not forced on [ 216.780832] Modules linked in: netconsole configfs ipv6 dm_mod snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support snd_hda_codec_conexant snd_hda_codec_generic snd_hda_intel pcspkr snd_hda_controller snd_hda_codec snd_hwdep lpc_ich snd_pcm mfd_core i2c_i801 nouveau snd_timer r8169 ttm snd soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm [last unloaded: netconsole] [ 216.800664] CPU: 1 PID: 4639 Comm: kms_plane Tainted: G W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 216.805205] 0000000000000009 ffff88017338fb28 ffffffff818302cf ffff88017fc8ee98 [ 216.809836] ffff88017338fb78 ffff88017338fb68 ffffffff8103fa1c ffff88017338fb88 [ 216.814349] ffffffffa00e7ba5 ffff8801734c50d8 ffff8801734c5100 ffff8801734c50d8 [ 216.818772] Call Trace: [ 216.822924] [] dump_stack+0x46/0x58 [ 216.827052] [] warn_slowpath_common+0x81/0x9b [ 216.831169] [] ? edp_panel_vdd_off+0x3b/0x7d [i915] [ 216.835239] [] warn_slowpath_fmt+0x46/0x48 [ 216.839342] [] edp_panel_vdd_off+0x3b/0x7d [i915] [ 216.843436] [] intel_dp_probe_oui.part.14+0xb4/0xbb [i915] [ 216.847559] [] intel_dp_detect+0x18e/0x228 [i915] [ 216.851651] [] drm_helper_probe_single_connector_modes_merge_bits+0xc7/0x2f9 [drm_kms_helper] [ 216.855817] [] drm_helper_probe_single_connector_modes+0x13/0x15 [drm_kms_helper] [ 216.859955] [] drm_mode_getconnector+0xf7/0x3e8 [drm] [ 216.864078] [] drm_ioctl+0x2bd/0x425 [drm] [ 216.868152] [] ? drm_mode_getcrtc+0xc1/0xc1 [drm] [ 216.872189] [] ? up_write+0x20/0x40 [ 216.876189] [] do_vfs_ioctl+0x455/0x49f [ 216.880186] [] ? __fget+0x5/0xb2 [ 216.884124] [] ? sysret_check+0x1b/0x56 [ 216.888050] [] SyS_ioctl+0x53/0x81 [ 216.891940] [] system_call_fastpath+0x16/0x1b [ 216.895819] ---[ end trace fbf9f9228fdc84aa ]--- [ 216.899844] [drm:drm_edid_to_eld] ELD: no CEA Extension found [ 216.903800] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:eDP-1] probed modes : [ 216.907804] [drm:drm_mode_debug_printmodeline] Modeline 28:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa [ 216.911917] [drm:drm_mode_getconnector] [CONNECTOR:27:?] [ 216.916054] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 216.920199] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 216.924317] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 216.928396] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 216.932401] [drm:drm_mode_getconnector] [CONNECTOR:15:?] [ 216.934433] ---[ end trace fbf9f9228fdc84ab ]--- [ 216.934529] BUG: unable to handle kernel paging request at ffffffffffffffa8 [ 216.934535] IP: [] kthread_data+0x10/0x16 [ 216.934542] PGD 2011067 PUD 2013067 PMD 0 [ 216.934545] Oops: 0000 [#2] SMP [ 216.934580] Modules linked in: netconsole configfs ipv6 dm_mod snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support snd_hda_codec_conexant snd_hda_codec_generic snd_hda_intel pcspkr snd_hda_controller snd_hda_codec snd_hwdep lpc_ich snd_pcm mfd_core i2c_i801 nouveau snd_timer r8169 ttm snd soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm [last unloaded: netconsole] [ 216.934584] CPU: 0 PID: 1024 Comm: kworker/u8:2 Tainted: G D W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 216.934598] task: ffff880173ef41e0 ti: ffff880173fe4000 task.ti: ffff880173fe4000 [ 216.934603] RIP: 0010:[] [] kthread_data+0x10/0x16 [ 216.934605] RSP: 0018:ffff880173fe76e8 EFLAGS: 00010002 [ 216.934607] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff839abf80 [ 216.934608] RDX: 0000000000000005 RSI: 0000000000000000 RDI: ffff880173ef41e0 [ 216.934610] RBP: ffff880173fe76e8 R08: ffff880173ef4270 R09: 0000000000000001 [ 216.934611] R10: 0000000000000001 R11: 000000000000b703 R12: 0000000000000000 [ 216.934613] R13: ffff880173ef46f0 R14: ffff880173fe7888 R15: ffff880173fe7470 [ 216.934615] FS: 0000000000000000(0000) GS:ffff88017fc00000(0000) knlGS:0000000000000000 [ 216.934617] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 216.934619] CR2: 0000000000000028 CR3: 0000000002010000 CR4: 00000000001007f0 [ 216.934620] Stack: [ 216.934624] ffff880173fe7708 ffffffff8105790c ffffffff839abf80 ffff88017fc13140 [ 216.934628] ffff880173fe7828 ffffffff81832ed2 ffff880173fe7768 ffff880173ef41e0 [ 216.934631] 0000000000013140 0000000000004000 0000000000000282 ffff880173ef41e0 [ 216.934632] Call Trace: [ 216.934638] [] wq_worker_sleeping+0x12/0x89 [ 216.934643] [] __schedule+0x165/0x967 [ 216.934648] [] ? trace_hardirqs_on+0xd/0xf [ 216.934653] [] ? put_io_context+0x4d/0x87 [ 216.934657] [] ? put_io_context_active+0xa8/0xb1 [ 216.934661] [] schedule+0x6a/0x6c [ 216.934666] [] do_exit+0x8c9/0x928 [ 216.934671] [] oops_end+0xa7/0xb0 [ 216.934674] [] no_context+0x299/0x2c5 [ 216.934678] [] __bad_area_nosemaphore+0x1ce/0x1ef [ 216.934682] [] ? __lock_acquire+0x6a1/0x1803 [ 216.934685] [] bad_area_nosemaphore+0x13/0x15 [ 216.934690] [] __do_page_fault+0x416/0x4b5 [ 216.934694] [] ? __lock_is_held+0x32/0x54 [ 216.934698] [] ? ttwu_stat+0x51/0x105 [ 216.934703] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 216.934707] [] do_page_fault+0xc/0xe [ 216.934711] [] page_fault+0x22/0x30 [ 216.934754] [] ? intel_dp_set_signal_levels+0x496/0x822 [i915] [ 216.934759] [] ? mutex_unlock+0xe/0x10 [ 216.934769] [] ? drm_dp_dpcd_access+0x6d/0xe9 [drm_kms_helper] [ 216.934806] [] intel_dp_reset_link_train.constprop.16+0x21/0x36 [i915] [ 216.934843] [] intel_dp_start_link_train+0xaf/0x1fc [i915] [ 216.934880] [] intel_dp_check_link_status+0x112/0x13e [i915] [ 216.934917] [] intel_dp_hpd_pulse+0xe6/0x13f [i915] [ 216.934949] [] i915_digport_work_func+0xe6/0xff [i915] [ 216.934953] [] process_one_work+0x25a/0x442 [ 216.934957] [] ? process_one_work+0x1c7/0x442 [ 216.934963] [] worker_thread+0x2f8/0x400 [ 216.934968] [] ? pool_mayday_timeout+0x12d/0x12d [ 216.934971] [] kthread+0xed/0xf5 [ 216.934976] [] ? __init_kthread_worker+0x5a/0x5a [ 216.934980] [] ret_from_fork+0x7c/0xb0 [ 216.934984] [] ? __init_kthread_worker+0x5a/0x5a [ 216.935026] Code: 00 ba 00 00 48 8b 80 b8 04 00 00 48 89 e5 5d 48 8b 40 98 48 c1 e8 02 83 e0 01 c3 0f 1f 44 00 00 48 8b 87 b8 04 00 00 55 48 89 e5 <48> 8b 40 a8 5d c3 0f 1f 44 00 00 55 ba 08 00 00 00 48 89 e5 48 [ 216.935029] RIP [] kthread_data+0x10/0x16 [ 216.935030] RSP [ 216.935032] CR2: ffffffffffffffa8 [ 216.935034] ---[ end trace fbf9f9228fdc84ac ]--- [ 216.935035] Fixing recursive fault but reboot is needed! [ 216.937401] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] [ 216.937456] [drm:intel_crt_detect] [CONNECTOR:15:VGA-1] force=1 [ 216.937530] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000 [ 216.943194] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0 [ 216.943249] [drm:intel_crt_detect] CRT not detected via hotplug [ 216.944298] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1) [ 216.944371] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 216.944432] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging [ 216.944488] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1 [ 216.944858] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 216.944922] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0 [ 216.944977] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found] [ 216.945048] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] disconnected [ 216.945105] [drm:drm_mode_getconnector] [CONNECTOR:15:?] [ 216.945148] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] [ 216.945207] [drm:intel_crt_detect] [CONNECTOR:15:VGA-1] force=1 [ 216.945276] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000 [ 216.951201] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0 [ 216.951255] [drm:intel_crt_detect] CRT not detected via hotplug [ 216.952264] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1) [ 216.952332] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 216.952392] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging [ 216.952445] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1 [ 216.952811] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga [ 216.952873] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0 [ 216.952928] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found] [ 216.952997] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:15:VGA-1] disconnected [ 216.953072] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 216.953142] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 216.953324] [drm:drm_mode_getconnector] [CONNECTOR:18:?] [ 216.953372] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] [ 216.953420] [drm:intel_hdmi_detect] [CONNECTOR:18:HDMI-A-1] [ 216.954285] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1) [ 216.954367] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb [ 216.954467] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] disconnected [ 216.954530] [drm:drm_mode_getconnector] [CONNECTOR:18:?] [ 216.954574] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] [ 216.954620] [drm:intel_hdmi_detect] [CONNECTOR:18:HDMI-A-1] [ 216.955222] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1) [ 216.955288] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb [ 216.955398] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:HDMI-A-1] disconnected [ 216.955478] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 216.955560] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 216.955608] [drm:drm_mode_getconnector] [CONNECTOR:23:?] [ 216.955652] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] [ 216.955756] [drm:intel_dp_detect] [CONNECTOR:23:DP-1] [ 216.955841] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] disconnected [ 216.955905] [drm:drm_mode_getconnector] [CONNECTOR:23:?] [ 216.955946] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] [ 216.956042] [drm:intel_dp_detect] [CONNECTOR:23:DP-1] [ 216.956127] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:23:DP-1] disconnected [ 216.956232] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 216.956298] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5] [ 216.956345] [drm:drm_mode_getconnector] [CONNECTOR:25:?] [ 216.956409] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] [ 216.956454] [drm:intel_hdmi_detect] [CONNECTOR:25:HDMI-A-2] [ 216.956869] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc [ 216.956960] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] disconnected [ 216.957025] [drm:drm_mode_getconnector] [CONNECTOR:25:?] [ 216.957065] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] [ 216.957107] [drm:intel_hdmi_detect] [CONNECTOR:25:HDMI-A-2] [ 216.957538] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc [ 216.957629] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:25:HDMI-A-2] disconnected [ 216.957717] [drm:drm_mode_setcrtc] [CRTC:7] [ 216.957792] [drm:drm_mode_setcrtc] [CONNECTOR:27:eDP-1] [ 216.957832] [drm:intel_crtc_set_config] [CRTC:7] [FB:35] #connectors=1 (x y) (0 0) [ 216.957946] [drm:intel_set_config_compute_mode_changes] inactive crtc, full mode set [ 216.957989] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:7], mode_changed=1, fb_changed=0 [ 216.958029] [drm:intel_modeset_stage_output_state] encoder changed, full mode switch [ 216.958069] [drm:intel_modeset_stage_output_state] [CONNECTOR:27:eDP-1] to [CRTC:7] [ 216.958131] [drm:intel_modeset_stage_output_state] crtc changed, full mode switch [ 216.958172] [drm:intel_modeset_stage_output_state] crtc enabled, full mode switch [ 216.958272] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 216.958338] [drm:connected_sink_compute_bpp] [CONNECTOR:27:eDP-1] checking for sink bpp constrains [ 216.958384] [drm:connected_sink_compute_bpp] clamping display bpp (was 24) to EDID reported max of 18 [ 216.958453] [drm:intel_dp_compute_config] DP link computation with max lane count 1 max bw 0a pixel clock 71000KHz [ 216.958505] [drm:intel_dp_compute_config] using min 1 lanes per VBT [ 216.958555] [drm:intel_dp_compute_config] using min 06 link bw per VBT [ 216.958625] [drm:intel_dp_compute_config] DP link bw 06 lane count 1 clock 162000 bpp 18 [ 216.958676] [drm:intel_dp_compute_config] DP link bw required 127800 available 129600 [ 216.958726] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 18, dithering: 1 [ 216.958791] [drm:intel_dump_pipe_config] [CRTC:7][modeset] config for pipe A [ 216.958842] [drm:intel_dump_pipe_config] cpu_transcoder: A [ 216.958894] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 1 [ 216.958962] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0 [ 216.959012] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 2068024, gmch_n: 2097152, link_m: 114890, link_n: 262144, tu: 64 [ 216.959059] [drm:intel_dump_pipe_config] requested mode: [ 216.959129] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa [ 216.959178] [drm:intel_dump_pipe_config] adjusted mode: [ 216.959244] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa [ 216.959318] [drm:intel_dump_crtc_timings] crtc timings: 71000 1366 1404 1426 1482 768 771 777 798, type: 0x48 flags: 0xa [ 216.959366] [drm:intel_dump_pipe_config] port clock: 162000 [ 216.959414] [drm:intel_dump_pipe_config] pipe src size: 1366x768 [ 216.959483] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 216.959537] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 216.959587] [drm:intel_dump_pipe_config] ips: 0 [ 216.959654] [drm:intel_dump_pipe_config] double wide: 0 [ 216.961230] [drm:vlv_update_cdclk] Current CD clock rate: 266667 kHz [ 216.983237] [drm:i9xx_update_primary_plane] Writing base 0087F000 00000000 0 0 5504 [ 217.001248] [drm:intel_dp_init_panel_power_sequencer] cur t1_t3 2000 t8 1 t9 1 t10 500 t11_t12 6000 [ 217.001306] [drm:intel_dp_init_panel_power_sequencer] vbt t1_t3 2000 t8 10 t9 2000 t10 500 t11_t12 5000 [ 217.001359] [drm:intel_dp_init_panel_power_sequencer] panel power up delay 200, power down delay 50, power cycle delay 600 [ 217.001432] [drm:intel_dp_init_panel_power_sequencer] backlight on delay 1, off delay 200 [ 217.001491] [drm:intel_dp_init_panel_power_sequencer_registers] panel power sequencer register settings: PP_ON 0x87d00001, PP_OFF 0x1f40001, PP_DIV 0x270f06 [ 244.611538] ------------[ cut here ]------------ [ 244.611625] WARNING: CPU: 0 PID: 1024 at kernel/watchdog.c:265 watchdog_overflow_callback+0x87/0xa9() [ 244.611699] Watchdog detected hard LOCKUP on cpu 0 [ 244.611770] Modules linked in: netconsole configfs ipv6 dm_mod snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support snd_hda_codec_conexant snd_hda_codec_generic snd_hda_intel pcspkr snd_hda_controller snd_hda_codec snd_hwdep lpc_ich snd_pcm mfd_core i2c_i801 nouveau snd_timer r8169 ttm snd soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm [last unloaded: netconsole] [ 244.614920] CPU: 0 PID: 1024 Comm: kworker/u8:2 Tainted: G D W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 244.615005] 0000000000000009 ffff88017fc07b98 ffffffff818302cf 0000000000000006 [ 244.615366] ffff88017fc07be8 ffff88017fc07bd8 ffffffff8103fa1c 0000000000000000 [ 244.615721] ffffffff810c50ad ffff88017b014800 0000000000000000 ffff88017fc07d18 [ 244.616074] Call Trace: [ 244.616148] [] dump_stack+0x46/0x58 [ 244.616312] [] warn_slowpath_common+0x81/0x9b [ 244.616396] [] ? watchdog_overflow_callback+0x87/0xa9 [ 244.616477] [] warn_slowpath_fmt+0x46/0x48 [ 244.616560] [] watchdog_overflow_callback+0x87/0xa9 [ 244.616642] [] __perf_event_overflow+0x10b/0x1f7 [ 244.616723] [] ? perf_event_task_disable+0x81/0x81 [ 244.616805] [] perf_event_overflow+0x14/0x16 [ 244.616888] [] intel_pmu_handle_irq+0x2f6/0x383 [ 244.616970] [] perf_event_nmi_handler+0x2a/0x46 [ 244.617052] [] nmi_handle+0x7b/0x131 [ 244.617137] [] ? nmi_handle+0x5/0x131 [ 244.617218] [] ? default_send_IPI_mask_allbutself_phys+0xda/0xda [ 244.617299] [] default_do_nmi+0x53/0x100 [ 244.617380] [] do_nmi+0x79/0xd0 [ 244.617461] [] end_repeat_nmi+0x1e/0x2e [ 244.617543] [] ? delay_tsc+0x23/0x50 [ 244.617624] [] ? delay_tsc+0x23/0x50 [ 244.617704] [] ? delay_tsc+0x23/0x50 [ 244.617781] <> [] __delay+0xf/0x11 [ 244.617939] [] do_raw_spin_lock+0xb1/0x10a [ 244.618022] [] _raw_spin_lock_irq+0x3f/0x46 [ 244.618108] [] ? __schedule+0xec/0x967 [ 244.618189] [] __schedule+0xec/0x967 [ 244.618271] [] ? vprintk_emit+0x476/0x4c9 [ 244.618352] [] ? printk+0x4d/0x4f [ 244.618432] [] schedule+0x6a/0x6c [ 244.618513] [] do_exit+0x111/0x928 [ 244.618595] [] ? kmsg_dump+0xdd/0xe6 [ 244.618677] [] ? kmsg_dump+0x25/0xe6 [ 244.618758] [] oops_end+0xa7/0xb0 [ 244.618838] [] no_context+0x299/0x2c5 [ 244.618920] [] __bad_area_nosemaphore+0x1ce/0x1ef [ 244.619006] [] ? cpuacct_charge+0x5/0x8c [ 244.619087] [] bad_area_nosemaphore+0x13/0x15 [ 244.619169] [] __do_page_fault+0x416/0x4b5 [ 244.619250] [] ? cpuacct_charge+0x81/0x8c [ 244.619332] [] ? check_preempt_wakeup+0x139/0x192 [ 244.619414] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 244.619495] [] do_page_fault+0xc/0xe [ 244.619575] [] page_fault+0x22/0x30 [ 244.619657] [] ? kthread_data+0x10/0x16 [ 244.619740] [] wq_worker_sleeping+0x12/0x89 [ 244.619822] [] __schedule+0x165/0x967 [ 244.619904] [] ? trace_hardirqs_on+0xd/0xf [ 244.619991] [] ? put_io_context+0x4d/0x87 [ 244.620072] [] ? put_io_context_active+0xa8/0xb1 [ 244.620153] [] schedule+0x6a/0x6c [ 244.620233] [] do_exit+0x8c9/0x928 [ 244.620314] [] oops_end+0xa7/0xb0 [ 244.620394] [] no_context+0x299/0x2c5 [ 244.620475] [] __bad_area_nosemaphore+0x1ce/0x1ef [ 244.620556] [] ? __lock_acquire+0x6a1/0x1803 [ 244.620637] [] bad_area_nosemaphore+0x13/0x15 [ 244.620718] [] __do_page_fault+0x416/0x4b5 [ 244.620799] [] ? __lock_is_held+0x32/0x54 [ 244.620885] [] ? ttwu_stat+0x51/0x105 [ 244.620966] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 244.621048] [] do_page_fault+0xc/0xe [ 244.621128] [] page_fault+0x22/0x30 [ 244.621249] [] ? intel_dp_set_signal_levels+0x496/0x822 [i915] [ 244.621336] [] ? mutex_unlock+0xe/0x10 [ 244.621422] [] ? drm_dp_dpcd_access+0x6d/0xe9 [drm_kms_helper] [ 244.621541] [] intel_dp_reset_link_train.constprop.16+0x21/0x36 [i915] [ 244.621660] [] intel_dp_start_link_train+0xaf/0x1fc [i915] [ 244.621780] [] intel_dp_check_link_status+0x112/0x13e [i915] [ 244.621898] [] intel_dp_hpd_pulse+0xe6/0x13f [i915] [ 244.622011] [] i915_digport_work_func+0xe6/0xff [i915] [ 244.622102] [] process_one_work+0x25a/0x442 [ 244.622184] [] ? process_one_work+0x1c7/0x442 [ 244.622268] [] worker_thread+0x2f8/0x400 [ 244.622350] [] ? pool_mayday_timeout+0x12d/0x12d [ 244.622432] [] kthread+0xed/0xf5 [ 244.622513] [] ? __init_kthread_worker+0x5a/0x5a [ 244.622594] [] ret_from_fork+0x7c/0xb0 [ 244.622676] [] ? __init_kthread_worker+0x5a/0x5a [ 244.622755] ---[ end trace fbf9f9228fdc84ad ]--- [ 244.768806] BUG: soft lockup - CPU#2 stuck for 22s! [kms_plane:4639] [ 244.768879] Modules linked in: netconsole configfs ipv6 dm_mod snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support snd_hda_codec_conexant snd_hda_codec_generic snd_hda_intel pcspkr snd_hda_controller snd_hda_codec snd_hwdep lpc_ich snd_pcm mfd_core i2c_i801 nouveau snd_timer r8169 ttm snd soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm [last unloaded: netconsole] [ 244.771634] irq event stamp: 94948 [ 244.771700] hardirqs last enabled at (94947): [] mutex_lock_nested+0x188/0x2d2 [ 244.771837] hardirqs last disabled at (94948): [] _raw_spin_lock_irq+0x17/0x46 [ 244.772179] softirqs last enabled at (94894): [] __do_softirq+0x20d/0x294 [ 244.772315] softirqs last disabled at (94825): [] irq_exit+0x44/0x9a [ 244.772447] CPU: 2 PID: 4639 Comm: kms_plane Tainted: G D W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 244.772514] task: ffff8801783f0000 ti: ffff88017338c000 task.ti: ffff88017338c000 [ 244.772579] RIP: 0010:[] [] csd_lock_wait.isra.3+0x10/0x14 [ 244.772709] RSP: 0018:ffff88017338f6a8 EFLAGS: 00000202 [ 244.772774] RAX: 0000000000000000 RBX: ffffffff81838620 RCX: 0000000000000040 [ 244.772839] RDX: 000000000000000b RSI: 0000000000000040 RDI: ffff88017fc17390 [ 244.772905] RBP: ffff88017338f6a8 R08: ffff88017fd13cd0 R09: 0000000300000001 [ 244.772975] R10: 000000000000000b R11: 0000000000000000 R12: ffff88017338f618 [ 244.773042] R13: ffff88017fd13140 R14: ffff88017338c000 R15: ffff8801783f0000 [ 244.773109] FS: 00007fc5018578c0(0000) GS:ffff88017fd00000(0000) knlGS:0000000000000000 [ 244.773175] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 244.773240] CR2: 0000000002281000 CR3: 0000000178e56000 CR4: 00000000001007e0 [ 244.773304] Stack: [ 244.773368] ffff88017338f718 ffffffff810a4ac6 0000000000000000 0000000000000003 [ 244.773680] ffff88017fd97378 0000000000000003 0000000000000000 ffffffff817321ac [ 244.773998] 0000000000000000 00000000ffffffff 0000000000000000 0000000000000000 [ 244.774312] Call Trace: [ 244.774382] [] smp_call_function_many+0x1e8/0x229 [ 244.774462] [] ? cpufreq_governor_dbs+0x5e1/0x5e1 [ 244.774535] [] smp_call_function+0x22/0x26 [ 244.774608] [] cpuidle_latency_notify+0x1c/0x23 [ 244.774680] [] notifier_call_chain+0x37/0x61 [ 244.774752] [] __blocking_notifier_call_chain+0x4c/0x65 [ 244.774825] [] blocking_notifier_call_chain+0x14/0x16 [ 244.774898] [] pm_qos_update_target+0x133/0x15d [ 244.774971] [] __pm_qos_update_request+0x62/0x7b [ 244.775044] [] pm_qos_update_request+0x4f/0x56 [ 244.775155] [] intel_dp_aux_ch+0x6b/0x5e6 [i915] [ 244.775241] [] ? drm_dp_dpcd_access+0x55/0xe9 [drm_kms_helper] [ 244.775518] [] ? trace_hardirqs_on+0xd/0xf [ 244.775630] [] intel_dp_aux_transfer+0xfd/0x124 [i915] [ 244.775713] [] drm_dp_dpcd_access+0x63/0xe9 [drm_kms_helper] [ 244.775796] [] drm_dp_dpcd_write+0x1b/0x1f [drm_kms_helper] [ 244.775907] [] intel_dp_sink_dpms+0x7d/0x96 [i915] [ 244.776018] [] intel_enable_dp+0x56/0x87 [i915] [ 244.776128] [] vlv_pre_enable_dp+0x111/0x12b [i915] [ 244.776238] [] valleyview_crtc_enable+0x963/0xa4a [i915] [ 244.776347] [] __intel_set_mode+0x114b/0x124f [i915] [ 244.776456] [] intel_set_mode+0x16/0x2f [i915] [ 244.776567] [] intel_crtc_set_config+0x76c/0xaca [i915] [ 244.776662] [] drm_mode_set_config_internal+0x5a/0xd2 [drm] [ 244.776761] [] drm_mode_setcrtc+0x3ef/0x499 [drm] [ 244.776850] [] drm_ioctl+0x2bd/0x425 [drm] [ 244.776928] [] ? trace_hardirqs_on+0xd/0xf [ 244.777016] [] ? drm_mode_setplane+0x181/0x181 [drm] [ 244.777095] [] do_vfs_ioctl+0x455/0x49f [ 244.777169] [] ? __fget+0x5/0xb2 [ 244.777242] [] ? lockdep_sys_exit+0x1d/0x88 [ 244.777316] [] ? lockdep_sys_exit_thunk+0x35/0x67 [ 244.777389] [] SyS_ioctl+0x53/0x81 [ 244.777462] [] system_call_fastpath+0x16/0x1b [ 244.777531] Code: c7 08 60 d9 81 31 c0 e8 d5 86 78 00 5d c3 66 90 0f 1f 44 00 00 55 48 89 e5 5d c3 0f 1f 44 00 00 55 48 89 e5 eb 02 f3 90 f6 07 01 <75> f9 5d c3 0f 1f 44 00 00 55 31 c0 48 89 e5 41 57 49 89 cf b9 [ 244.789589] ------------[ cut here ]------------ [ 244.789646] WARNING: CPU: 1 PID: 0 at kernel/watchdog.c:265 watchdog_overflow_callback+0x87/0xa9() [ 244.789695] Watchdog detected hard LOCKUP on cpu 1 [ 244.789737] Modules linked in: netconsole configfs ipv6 dm_mod snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support snd_hda_codec_conexant snd_hda_codec_generic snd_hda_intel pcspkr snd_hda_controller snd_hda_codec snd_hwdep lpc_ich snd_pcm mfd_core i2c_i801 nouveau snd_timer r8169 ttm snd soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm [last unloaded: netconsole] [ 244.791523] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G D W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 244.791570] 0000000000000009 ffff88017fc87b98 ffffffff818302cf 0000000000000006 [ 244.791771] ffff88017fc87be8 ffff88017fc87bd8 ffffffff8103fa1c 0000000000000000 [ 244.791972] ffffffff810c50ad ffff88017a620000 0000000000000000 ffff88017fc87d18 [ 244.792178] Call Trace: [ 244.792222] [] dump_stack+0x46/0x58 [ 244.792321] [] warn_slowpath_common+0x81/0x9b [ 244.792371] [] ? watchdog_overflow_callback+0x87/0xa9 [ 244.792421] [] warn_slowpath_fmt+0x46/0x48 [ 244.792471] [] watchdog_overflow_callback+0x87/0xa9 [ 244.792521] [] __perf_event_overflow+0x10b/0x1f7 [ 244.792575] [] ? perf_event_task_disable+0x81/0x81 [ 244.792627] [] perf_event_overflow+0x14/0x16 [ 244.792677] [] intel_pmu_handle_irq+0x2f6/0x383 [ 244.792728] [] perf_event_nmi_handler+0x2a/0x46 [ 244.792777] [] nmi_handle+0x7b/0x131 [ 244.792827] [] ? nmi_handle+0x5/0x131 [ 244.792877] [] ? default_send_IPI_mask_allbutself_phys+0xda/0xda [ 244.792927] [] default_do_nmi+0x53/0x100 [ 244.792975] [] do_nmi+0x79/0xd0 [ 244.793026] [] end_repeat_nmi+0x1e/0x2e [ 244.793075] [] ? delay_tsc+0x23/0x50 [ 244.793124] [] ? delay_tsc+0x23/0x50 [ 244.793178] [] ? delay_tsc+0x23/0x50 [ 244.793226] <> [] __delay+0xf/0x11 [ 244.793364] [] do_raw_spin_lock+0xb1/0x10a [ 244.793414] [] _raw_spin_lock+0x39/0x40 [ 244.793466] [] ? sched_rt_period_timer+0xab/0x29a [ 244.793516] [] sched_rt_period_timer+0xab/0x29a [ 244.793567] [] ? post_schedule_rt+0x10/0x10 [ 244.793616] [] __run_hrtimer+0xd4/0x19a [ 244.793667] [] hrtimer_interrupt+0xec/0x1d9 [ 244.793722] [] local_apic_timer_interrupt+0x55/0x59 [ 244.793773] [] smp_apic_timer_interrupt+0x40/0x52 [ 244.793822] [] apic_timer_interrupt+0x6f/0x80 [ 244.793869] [] ? retint_restore_args+0xe/0xe [ 244.793967] [] ? poll_idle+0x24/0xb9 [ 244.794017] [] ? poll_idle+0x64/0xb9 [ 244.794069] [] ? poll_idle+0x24/0xb9 [ 244.794119] [] ? ktime_get+0xb1/0x128 [ 244.794170] [] ? cpuidle_enter_state+0x2f/0xbd [ 244.794219] [] cpuidle_enter_state+0x41/0xbd [ 244.794270] [] cpuidle_enter+0x17/0x19 [ 244.794324] [] cpu_startup_entry+0x233/0x371 [ 244.794377] [] start_secondary+0x1c2/0x1c7 [ 244.794425] ---[ end trace fbf9f9228fdc84ae ]--- [ 272.791589] BUG: soft lockup - CPU#2 stuck for 23s! [kms_plane:4639] [ 272.791665] Modules linked in: netconsole configfs ipv6 dm_mod snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support snd_hda_codec_conexant snd_hda_codec_generic snd_hda_intel pcspkr snd_hda_controller snd_hda_codec snd_hwdep lpc_ich snd_pcm mfd_core i2c_i801 nouveau snd_timer r8169 ttm snd soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm [last unloaded: netconsole] [ 272.794399] irq event stamp: 94948 [ 272.794465] hardirqs last enabled at (94947): [] mutex_lock_nested+0x188/0x2d2 [ 272.794597] hardirqs last disabled at (94948): [] _raw_spin_lock_irq+0x17/0x46 [ 272.794930] softirqs last enabled at (94894): [] __do_softirq+0x20d/0x294 [ 272.795059] softirqs last disabled at (94825): [] irq_exit+0x44/0x9a [ 272.795190] CPU: 2 PID: 4639 Comm: kms_plane Tainted: G D W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 272.795263] task: ffff8801783f0000 ti: ffff88017338c000 task.ti: ffff88017338c000 [ 272.795329] RIP: 0010:[] [] csd_lock_wait.isra.3+0xd/0x14 [ 272.795461] RSP: 0018:ffff88017338f6a8 EFLAGS: 00000202 [ 272.795527] RAX: 0000000000000000 RBX: ffffffff81838620 RCX: 0000000000000040 [ 272.795593] RDX: 000000000000000b RSI: 0000000000000040 RDI: ffff88017fc17390 [ 272.795658] RBP: ffff88017338f6a8 R08: ffff88017fd13cd0 R09: 0000000300000001 [ 272.795724] R10: 000000000000000b R11: 0000000000000000 R12: ffff88017338f618 [ 272.795790] R13: ffff88017fd13140 R14: ffff88017338c000 R15: ffff8801783f0000 [ 272.795856] FS: 00007fc5018578c0(0000) GS:ffff88017fd00000(0000) knlGS:0000000000000000 [ 272.795922] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 272.795988] CR2: 0000000002281000 CR3: 0000000178e56000 CR4: 00000000001007e0 [ 272.796057] Stack: [ 272.796121] ffff88017338f718 ffffffff810a4ac6 0000000000000000 0000000000000003 [ 272.796433] ffff88017fd97378 0000000000000003 0000000000000000 ffffffff817321ac [ 272.796748] 0000000000000000 00000000ffffffff 0000000000000000 0000000000000000 [ 272.797059] Call Trace: [ 272.797128] [] smp_call_function_many+0x1e8/0x229 [ 272.797202] [] ? cpufreq_governor_dbs+0x5e1/0x5e1 [ 272.797273] [] smp_call_function+0x22/0x26 [ 272.797345] [] cpuidle_latency_notify+0x1c/0x23 [ 272.797417] [] notifier_call_chain+0x37/0x61 [ 272.797489] [] __blocking_notifier_call_chain+0x4c/0x65 [ 272.797565] [] blocking_notifier_call_chain+0x14/0x16 [ 272.797638] [] pm_qos_update_target+0x133/0x15d [ 272.797710] [] __pm_qos_update_request+0x62/0x7b [ 272.797782] [] pm_qos_update_request+0x4f/0x56 [ 272.797893] [] intel_dp_aux_ch+0x6b/0x5e6 [i915] [ 272.797977] [] ? drm_dp_dpcd_access+0x55/0xe9 [drm_kms_helper] [ 272.798259] [] ? trace_hardirqs_on+0xd/0xf [ 272.798366] [] intel_dp_aux_transfer+0xfd/0x124 [i915] [ 272.798448] [] drm_dp_dpcd_access+0x63/0xe9 [drm_kms_helper] [ 272.798530] [] drm_dp_dpcd_write+0x1b/0x1f [drm_kms_helper] [ 272.798640] [] intel_dp_sink_dpms+0x7d/0x96 [i915] [ 272.798755] [] intel_enable_dp+0x56/0x87 [i915] [ 272.798866] [] vlv_pre_enable_dp+0x111/0x12b [i915] [ 272.798975] [] valleyview_crtc_enable+0x963/0xa4a [i915] [ 272.799083] [] __intel_set_mode+0x114b/0x124f [i915] [ 272.799193] [] intel_set_mode+0x16/0x2f [i915] [ 272.799303] [] intel_crtc_set_config+0x76c/0xaca [i915] [ 272.799399] [] drm_mode_set_config_internal+0x5a/0xd2 [drm] [ 272.799493] [] drm_mode_setcrtc+0x3ef/0x499 [drm] [ 272.799581] [] drm_ioctl+0x2bd/0x425 [drm] [ 272.799659] [] ? trace_hardirqs_on+0xd/0xf [ 272.799748] [] ? drm_mode_setplane+0x181/0x181 [drm] [ 272.799828] [] do_vfs_ioctl+0x455/0x49f [ 272.799906] [] ? __fget+0x5/0xb2 [ 272.799979] [] ? lockdep_sys_exit+0x1d/0x88 [ 272.800053] [] ? lockdep_sys_exit_thunk+0x35/0x67 [ 272.800126] [] SyS_ioctl+0x53/0x81 [ 272.800200] [] system_call_fastpath+0x16/0x1b [ 272.800268] Code: 0e 48 c7 c7 08 60 d9 81 31 c0 e8 d5 86 78 00 5d c3 66 90 0f 1f 44 00 00 55 48 89 e5 5d c3 0f 1f 44 00 00 55 48 89 e5 eb 02 f3 90 07 01 75 f9 5d c3 0f 1f 44 00 00 55 31 c0 48 89 e5 41 57 49 [ 276.988999] INFO: rcu_sched detected stalls on CPUs/tasks: { 0} (detected by 3, t=60002 jiffies, g=15127, c=15126, q=3023) [ 276.989171] sending NMI to all CPUs: [ 276.989206] NMI backtrace for cpu 1 [ 276.989248] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G D W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 276.989286] task: ffff880179eca0f0 ti: ffff880179ed4000 task.ti: ffff880179ed4000 [ 276.989323] RIP: 0010:[] [] delay_tsc+0x23/0x50 [ 276.989398] RSP: 0018:ffff88017fc83db8 EFLAGS: 00000002 [ 276.989435] RAX: 000000008c1fbe6c RBX: ffff88017fc13140 RCX: 000000008c1fbe40 [ 276.989473] RDX: 0000000000000085 RSI: 0000000000000001 RDI: 0000000000000001 [ 276.989516] RBP: ffff88017fc83db8 R08: 0000000000000001 R09: 0000000000000001 [ 276.989553] R10: 0000000000000001 R11: 0000000000000000 R12: 00000000485addb3 [ 276.989596] R13: 000000006d19b000 R14: ffff88017fc132c0 R15: ffffffff839ac0c8 [ 276.989636] FS: 0000000000000000(0000) GS:ffff88017fc80000(0000) knlGS:0000000000000000 [ 276.989673] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 276.989711] CR2: 00007fc042553095 CR3: 0000000173c22000 CR4: 00000000001007e0 [ 276.989747] Stack: [ 276.989783] ffff88017fc83dc8 ffffffff81392199 ffff88017fc83df8 ffffffff81082c86 [ 276.989956] ffff88017fc13140 ffff88017fc13140 ffff88017fc13140 ffffffff839ac080 [ 276.990122] ffff88017fc83e28 ffffffff81836dd9 ffffffff81074cef 0000000000000000 [ 276.990298] Call Trace: [ 276.990341] [ 276.990379] [] __delay+0xf/0x11 [ 276.990502] [] do_raw_spin_lock+0xb1/0x10a [ 276.990547] [] _raw_spin_lock+0x39/0x40 [ 276.990592] [] ? sched_rt_period_timer+0xab/0x29a [ 276.990637] [] sched_rt_period_timer+0xab/0x29a [ 276.990682] [] ? post_schedule_rt+0x10/0x10 [ 276.990728] [] __run_hrtimer+0xd4/0x19a [ 276.990773] [] hrtimer_interrupt+0xec/0x1d9 [ 276.990822] [] local_apic_timer_interrupt+0x55/0x59 [ 276.990871] [] smp_apic_timer_interrupt+0x40/0x52 [ 276.990916] [] apic_timer_interrupt+0x6f/0x80 [ 276.991165] [ 276.991204] [] ? retint_restore_args+0xe/0xe [ 276.991327] [] ? poll_idle+0x24/0xb9 [ 276.991371] [] ? poll_idle+0x64/0xb9 [ 276.991414] [] ? poll_idle+0x24/0xb9 [ 276.991459] [] ? ktime_get+0xb1/0x128 [ 276.991503] [] ? cpuidle_enter_state+0x2f/0xbd [ 276.991552] [] cpuidle_enter_state+0x41/0xbd [ 276.991598] [] cpuidle_enter+0x17/0x19 [ 276.991642] [] cpu_startup_entry+0x233/0x371 [ 276.991687] [] start_secondary+0x1c2/0x1c7 [ 276.991728] Code: 01 e8 71 ff ff ff 5d c3 0f 1f 44 00 00 55 48 89 e5 65 8b 34 25 2c b0 00 00 66 66 90 0f ae e8 0f 31 89 c1 66 66 90 0f ae e8 0f 31 <89> c2 29 ca 39 fa 73 23 f3 90 65 44 8b 04 25 2c b0 00 00 44 39 [ 276.994135] NMI backtrace for cpu 0 [ 276.994209] CPU: 0 PID: 1024 Comm: kworker/u8:2 Tainted: G D W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 276.994296] task: ffff880173ef41e0 ti: ffff880173fe4000 task.ti: ffff880173fe4000 [ 276.994365] RIP: 0010:[] [] delay_tsc+0x19/0x50 [ 276.994502] RSP: 0018:ffff880173fe71b8 EFLAGS: 00000002 [ 276.994570] RAX: 000000008c1fbe82 RBX: ffff88017fc13140 RCX: 000000008c1fbe2a [ 276.994638] RDX: 0000000000000085 RSI: 0000000000000000 RDI: 0000000000000001 [ 276.994706] RBP: ffff880173fe71b8 R08: 0000000000000001 R09: 0000000000000001 [ 276.994775] R10: 0000000000000001 R11: 0000000000000000 R12: 00000000493fe2ce [ 276.994843] R13: 000000006d19b000 R14: 0000000000000000 R15: 000000000000000b [ 276.994912] FS: 0000000000000000(0000) GS:ffff88017fc00000(0000) knlGS:0000000000000000 [ 276.994981] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 276.995049] CR2: 0000000000000028 CR3: 0000000002010000 CR4: 00000000001007f0 [ 276.995120] Stack: [ 276.995406] ffff880173fe71c8 ffffffff81392199 ffff880173fe71f8 ffffffff81082c86 [ 276.995735] 0000000000000000 ffff88017fc13140 0000000000000000 0000000000000046 [ 276.996065] ffff880173fe7228 ffffffff81836eeb ffffffff81832e59 ffff88017fc13140 [ 276.996392] Call Trace: [ 276.996465] [] __delay+0xf/0x11 [ 276.996542] [] do_raw_spin_lock+0xb1/0x10a [ 276.996618] [] _raw_spin_lock_irq+0x3f/0x46 [ 276.996694] [] ? __schedule+0xec/0x967 [ 276.996770] [] __schedule+0xec/0x967 [ 276.996846] [] ? vprintk_emit+0x476/0x4c9 [ 276.996927] [] ? printk+0x4d/0x4f [ 276.997003] [] schedule+0x6a/0x6c [ 276.997079] [] do_exit+0x111/0x928 [ 276.997155] [] ? kmsg_dump+0xdd/0xe6 [ 276.997231] [] ? kmsg_dump+0x25/0xe6 [ 276.997306] [] oops_end+0xa7/0xb0 [ 276.997382] [] no_context+0x299/0x2c5 [ 276.997457] [] __bad_area_nosemaphore+0x1ce/0x1ef [ 276.997533] [] ? cpuacct_charge+0x5/0x8c [ 276.997609] [] bad_area_nosemaphore+0x13/0x15 [ 276.997684] [] __do_page_fault+0x416/0x4b5 [ 276.997765] [] ? cpuacct_charge+0x81/0x8c [ 276.997842] [] ? check_preempt_wakeup+0x139/0x192 [ 276.997918] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 276.997994] [] do_page_fault+0xc/0xe [ 276.998069] [] page_fault+0x22/0x30 [ 276.998145] [] ? kthread_data+0x10/0x16 [ 276.998222] [] wq_worker_sleeping+0x12/0x89 [ 276.998297] [] __schedule+0x165/0x967 [ 276.998373] [] ? trace_hardirqs_on+0xd/0xf [ 276.998448] [] ? put_io_context+0x4d/0x87 [ 276.998523] [] ? put_io_context_active+0xa8/0xb1 [ 276.998598] [] schedule+0x6a/0x6c [ 276.998677] [] do_exit+0x8c9/0x928 [ 276.998753] [] oops_end+0xa7/0xb0 [ 276.999018] [] no_context+0x299/0x2c5 [ 276.999094] [] __bad_area_nosemaphore+0x1ce/0x1ef [ 276.999170] [] ? __lock_acquire+0x6a1/0x1803 [ 276.999245] [] bad_area_nosemaphore+0x13/0x15 [ 276.999320] [] __do_page_fault+0x416/0x4b5 [ 276.999395] [] ? __lock_is_held+0x32/0x54 [ 276.999470] [] ? ttwu_stat+0x51/0x105 [ 276.999545] [] ? trace_hardirqs_off_thunk+0x3a/0x3c [ 276.999621] [] do_page_fault+0xc/0xe [ 276.999701] [] page_fault+0x22/0x30 [ 276.999815] [] ? intel_dp_set_signal_levels+0x496/0x822 [i915] [ 276.999896] [] ? mutex_unlock+0xe/0x10 [ 276.999976] [] ? drm_dp_dpcd_access+0x6d/0xe9 [drm_kms_helper] [ 277.000089] [] intel_dp_reset_link_train.constprop.16+0x21/0x36 [i915] [ 277.000203] [] intel_dp_start_link_train+0xaf/0x1fc [i915] [ 277.000316] [] intel_dp_check_link_status+0x112/0x13e [i915] [ 277.000429] [] intel_dp_hpd_pulse+0xe6/0x13f [i915] [ 277.000536] [] i915_digport_work_func+0xe6/0xff [i915] [ 277.000617] [] process_one_work+0x25a/0x442 [ 277.000692] [] ? process_one_work+0x1c7/0x442 [ 277.000769] [] worker_thread+0x2f8/0x400 [ 277.000849] [] ? pool_mayday_timeout+0x12d/0x12d [ 277.000924] [] kthread+0xed/0xf5 [ 277.001001] [] ? __init_kthread_worker+0x5a/0x5a [ 277.001077] [] ret_from_fork+0x7c/0xb0 [ 277.001153] [] ? __init_kthread_worker+0x5a/0x5a [ 277.001224] Code: 00 00 48 89 e5 f7 e2 48 8d 7a 01 e8 71 ff ff ff 5d c3 0f 1f 44 00 00 55 48 89 e5 65 8b 34 25 2c b0 00 00 66 66 90 0f ae e8 0f 31 <89> c1 66 66 90 0f ae e8 0f 31 89 c2 29 ca 39 fa 73 23 f3 90 65 [ 277.005678] NMI backtrace for cpu 2 [ 277.005755] CPU: 2 PID: 4639 Comm: kms_plane Tainted: G D W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 277.006089] task: ffff8801783f0000 ti: ffff88017338c000 task.ti: ffff88017338c000 [ 277.006157] RIP: 0010:[] [] csd_lock_wait.isra.3+0xd/0x14 [ 277.006292] RSP: 0018:ffff88017338f6a8 EFLAGS: 00000202 [ 277.006358] RAX: 0000000000000000 RBX: ffff88017fd13cc0 RCX: 0000000000000040 [ 277.006425] RDX: 000000000000000b RSI: 0000000000000040 RDI: ffff88017fc17390 [ 277.006491] RBP: ffff88017338f6a8 R08: ffff88017fd13cd0 R09: 0000000300000001 [ 277.006563] R10: 000000000000000b R11: 0000000000000000 R12: ffff88017fd13cc8 [ 277.006630] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 277.006696] FS: 00007fc5018578c0(0000) GS:ffff88017fd00000(0000) knlGS:0000000000000000 [ 277.006763] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 277.006828] CR2: 0000000002281000 CR3: 0000000178e56000 CR4: 00000000001007e0 [ 277.006893] Stack: [ 277.006958] ffff88017338f718 ffffffff810a4ac6 0000000000000000 0000000000000003 [ 277.007273] ffff88017fd97378 0000000000000003 0000000000000000 ffffffff817321ac [ 277.007593] 0000000000000000 00000000ffffffff 0000000000000000 0000000000000000 [ 277.007908] Call Trace: [ 277.007979] [] smp_call_function_many+0x1e8/0x229 [ 277.008058] [] ? cpufreq_governor_dbs+0x5e1/0x5e1 [ 277.008130] [] smp_call_function+0x22/0x26 [ 277.008203] [] cpuidle_latency_notify+0x1c/0x23 [ 277.008275] [] notifier_call_chain+0x37/0x61 [ 277.008348] [] __blocking_notifier_call_chain+0x4c/0x65 [ 277.008420] [] blocking_notifier_call_chain+0x14/0x16 [ 277.008493] [] pm_qos_update_target+0x133/0x15d [ 277.008565] [] __pm_qos_update_request+0x62/0x7b [ 277.008637] [] pm_qos_update_request+0x4f/0x56 [ 277.008748] [] intel_dp_aux_ch+0x6b/0x5e6 [i915] [ 277.008832] [] ? drm_dp_dpcd_access+0x55/0xe9 [drm_kms_helper] [ 277.008910] [] ? trace_hardirqs_on+0xd/0xf [ 277.009021] [] intel_dp_aux_transfer+0xfd/0x124 [i915] [ 277.009103] [] drm_dp_dpcd_access+0x63/0xe9 [drm_kms_helper] [ 277.009185] [] drm_dp_dpcd_write+0x1b/0x1f [drm_kms_helper] [ 277.009295] [] intel_dp_sink_dpms+0x7d/0x96 [i915] [ 277.009406] [] intel_enable_dp+0x56/0x87 [i915] [ 277.009722] [] vlv_pre_enable_dp+0x111/0x12b [i915] [ 277.009832] [] valleyview_crtc_enable+0x963/0xa4a [i915] [ 277.009941] [] __intel_set_mode+0x114b/0x124f [i915] [ 277.010051] [] intel_set_mode+0x16/0x2f [i915] [ 277.010161] [] intel_crtc_set_config+0x76c/0xaca [i915] [ 277.010257] [] drm_mode_set_config_internal+0x5a/0xd2 [drm] [ 277.010357] [] drm_mode_setcrtc+0x3ef/0x499 [drm] [ 277.010446] [] drm_ioctl+0x2bd/0x425 [drm] [ 277.010524] [] ? trace_hardirqs_on+0xd/0xf [ 277.010612] [] ? drm_mode_setplane+0x181/0x181 [drm] [ 277.010691] [] do_vfs_ioctl+0x455/0x49f [ 277.010764] [] ? __fget+0x5/0xb2 [ 277.010836] [] ? lockdep_sys_exit+0x1d/0x88 [ 277.010910] [] ? lockdep_sys_exit_thunk+0x35/0x67 [ 277.010982] [] SyS_ioctl+0x53/0x81 [ 277.011058] [] system_call_fastpath+0x16/0x1b [ 277.011127] Code: 0e 48 c7 c7 08 60 d9 81 31 c0 e8 d5 86 78 00 5d c3 66 90 0f 1f 44 00 00 55 48 89 e5 5d c3 0f 1f 44 00 00 55 48 89 e5 eb 02 f3 90 07 01 75 f9 5d c3 0f 1f 44 00 00 55 31 c0 48 89 e5 41 57 49 [ 277.015420] NMI backtrace for cpu 3 [ 277.015462] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G D W 3.16.0-rc6_drm-intel-nightly_af1aab_20140724_debug+ #766 [ 277.015503] task: ffff880179ee0000 ti: ffff880179edc000 task.ti: ffff880179edc000 [ 277.015541] RIP: 0010:[] [] flat_send_IPI_mask+0x8b/0x8c [ 277.015620] RSP: 0018:ffff88017fd83da0 EFLAGS: 00000046 [ 277.015659] RAX: ffff880179ee0000 RBX: ffffffff82043180 RCX: 0000000000000001 [ 277.015705] RDX: ffffffff820265d0 RSI: 0000000000000002 RDI: ffffffff8102d0e2 [ 277.015744] RBP: ffff88017fd83db8 R08: 0000000000000001 R09: 0000000000000000 [ 277.015783] R10: 0000000000000a38 R11: ffff88017363ccc0 R12: ffff88017fd8d520 [ 277.015821] R13: 0000000000000001 R14: ffffffff82043180 R15: ffffffff82043280 [ 277.015860] FS: 0000000000000000(0000) GS:ffff88017fd80000(0000) knlGS:0000000000000000 [ 277.016097] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 277.016137] CR2: 00007fd394007148 CR3: 0000000003601000 CR4: 00000000001007e0 [ 277.016174] Stack: [ 277.016210] ffffffff8102a8cc ffff88017fd8ee98 ffffffff82043180 ffff88017fd83e18 [ 277.016390] ffffffff81096a0a 0000000000000bcf ffffffff820f7ad8 0000000000000003 [ 277.016564] 0000000000000082 0000000000000000 ffff880179ee0000 0000000000000000 [ 277.016740] Call Trace: [ 277.016778] [ 277.016816] [] ? arch_trigger_all_cpu_backtrace+0x89/0xbd [ 277.016940] [] rcu_check_callbacks+0x450/0x580 [ 277.016986] [] ? tick_nohz_handler+0x91/0x91 [ 277.017030] [] update_process_times+0x3f/0x69 [ 277.017074] [] tick_sched_handle+0x4a/0x59 [ 277.017118] [] tick_sched_timer+0x3b/0x5a [ 277.017163] [] __run_hrtimer+0xd4/0x19a [ 277.017207] [] hrtimer_interrupt+0xec/0x1d9 [ 277.017256] [] local_apic_timer_interrupt+0x55/0x59 [ 277.017301] [] smp_apic_timer_interrupt+0x40/0x52 [ 277.017345] [] apic_timer_interrupt+0x6f/0x80 [ 277.017385] [ 277.017423] [] ? retint_restore_args+0xe/0xe [ 277.017546] [] ? poll_idle+0x24/0xb9 [ 277.017590] [] ? poll_idle+0x64/0xb9 [ 277.017634] [] ? poll_idle+0x24/0xb9 [ 277.017680] [] ? ktime_get+0xb1/0x128 [ 277.017730] [] ? cpuidle_enter_state+0x2f/0xbd [ 277.017775] [] cpuidle_enter_state+0x41/0xbd [ 277.017820] [] cpuidle_enter+0x17/0x19 [ 277.017864] [] cpu_startup_entry+0x233/0x371 [ 277.017910] [] start_secondary+0x1c2/0x1c7 [ 277.017951] Code: 83 fc 02 41 0f 44 c5 89 04 25 00 c3 5f ff f6 c7 02 75 09 53 9d e8 2e f6 04 00 eb 07 e8 a0 3c 05 00 53 9d 5b 41 5c 41 5d 41 5e 5d 0f 1f 44 00 00 55 48 89 e5 41 56 41 55 41 54 41 89 f4 53 48