Attachment 108923 Details for Bug 85885 – dmesg

dmesg

dmesg_hsw6_hang_1105.txt (text/plain), 33.57 KB, created by lu hua on 2014-11-05 02:27:16 UTC

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Creator: lu hua

Created: 2014-11-05 02:27:16 UTC

Size: 33.57 KB

patch

obsolete

>[  157.909544] netpoll: netconsole: local port 6665
>[  157.909575] netpoll: netconsole: local IPv4 address 0.0.0.0
>[  157.909606] netpoll: netconsole: interface 'enp6s0'
>[  157.909633] netpoll: netconsole: remote port 6666
>[  157.909657] netpoll: netconsole: remote IPv4 address 10.239.156.128
>[  157.909679] netpoll: netconsole: remote ethernet address 74:d0:2b:95:69:65
>[  157.909705] netpoll: netconsole: local IP 10.239.156.86
>[  157.910331] console [netcon0] enabled
>[  157.910363] netconsole: network logging started
>[  157.974789] console [netcon0] disabled
>[  158.015371] console [netcon0] enabled
>[  158.015392] netconsole: network logging started
>[  169.203051] kms_pipe_crc_basic: executing
>[  169.203227] [drm:i915_gem_open] 
>[  169.204177] [drm:i915_gem_open] 
>[  169.204284] [drm:i915_gem_open] 
>[  169.204374] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.204441] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.204506] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  169.204555] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:VGA-1]
>[  169.204616] [drm:intel_crt_detect] [CONNECTOR:18:VGA-1] force=1
>[  169.204653] [drm:intel_display_power_get] enabling always-on
>[  169.204691] [drm:intel_ironlake_crt_detect_hotplug] ironlake hotplug adpa=0xf40000, result 0
>[  169.204745] [drm:intel_crt_detect] CRT not detected via hotplug
>[  169.212433] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  169.212486] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[  169.212535] [drm:intel_display_power_put] disabling always-on
>[  169.212572] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:VGA-1] disconnected
>[  169.212618] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  169.212648] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:VGA-1]
>[  169.212687] [drm:intel_crt_detect] [CONNECTOR:18:VGA-1] force=1
>[  169.212724] [drm:intel_display_power_get] enabling always-on
>[  169.213354] [drm:intel_ironlake_crt_detect_hotplug] ironlake hotplug adpa=0xf40000, result 0
>[  169.213987] [drm:intel_crt_detect] CRT not detected via hotplug
>[  169.222445] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  169.223068] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[  169.223701] [drm:intel_display_power_put] disabling always-on
>[  169.224359] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:VGA-1] disconnected
>[  169.225093] [drm:drm_mode_getconnector] [CONNECTOR:21:?]
>[  169.225729] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1]
>[  169.226397] [drm:intel_dp_detect] [CONNECTOR:21:DP-1]
>[  169.227349] [drm:intel_display_power_get] enabling always-on
>[  169.228035] [drm:intel_display_power_put] disabling always-on
>[  169.228697] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1] disconnected
>[  169.229400] [drm:drm_mode_getconnector] [CONNECTOR:21:?]
>[  169.230082] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1]
>[  169.230803] [drm:intel_dp_detect] [CONNECTOR:21:DP-1]
>[  169.231515] [drm:intel_display_power_get] enabling always-on
>[  169.232264] [drm:intel_display_power_put] disabling always-on
>[  169.232966] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1] disconnected
>[  169.233713] [drm:drm_mode_getconnector] [CONNECTOR:27:?]
>[  169.234409] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1]
>[  169.235461] [drm:intel_hdmi_detect] [CONNECTOR:27:HDMI-A-1]
>[  169.236216] [drm:intel_display_power_get] enabling always-on
>[  169.237133] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  169.237972] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  169.238757] [drm:intel_display_power_put] disabling always-on
>[  169.239531] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1] disconnected
>[  169.240322] [drm:drm_mode_getconnector] [CONNECTOR:27:?]
>[  169.241105] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1]
>[  169.241926] [drm:intel_hdmi_detect] [CONNECTOR:27:HDMI-A-1]
>[  169.242770] [drm:intel_display_power_get] enabling always-on
>[  169.243790] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  169.244720] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  169.245550] [drm:intel_display_power_put] disabling always-on
>[  169.246391] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1] disconnected
>[  169.247255] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[  169.248112] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2]
>[  169.248973] [drm:intel_dp_detect] [CONNECTOR:30:DP-2]
>[  169.249837] [drm:intel_display_power_get] enabling always-on
>[  169.250698] [drm:intel_display_power_put] disabling always-on
>[  169.251546] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2] disconnected
>[  169.252406] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[  169.253250] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2]
>[  169.254111] [drm:intel_dp_detect] [CONNECTOR:30:DP-2]
>[  169.254960] [drm:intel_display_power_get] enabling always-on
>[  169.255803] [drm:intel_display_power_put] disabling always-on
>[  169.256633] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2] disconnected
>[  169.257480] [drm:drm_mode_getconnector] [CONNECTOR:34:?]
>[  169.258310] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2]
>[  169.259154] [drm:intel_hdmi_detect] [CONNECTOR:34:HDMI-A-2]
>[  169.260001] [drm:intel_display_power_get] enabling always-on
>[  169.261002] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  169.261932] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  169.262778] [drm:intel_display_power_put] disabling always-on
>[  169.263610] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2] disconnected
>[  169.264454] [drm:drm_mode_getconnector] [CONNECTOR:34:?]
>[  169.265285] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2]
>[  169.266130] [drm:intel_hdmi_detect] [CONNECTOR:34:HDMI-A-2]
>[  169.266975] [drm:intel_display_power_get] enabling always-on
>[  169.267986] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  169.268924] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  169.269778] [drm:intel_display_power_put] disabling always-on
>[  169.270620] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2] disconnected
>[  169.271482] [drm:drm_mode_getconnector] [CONNECTOR:36:?]
>[  169.272334] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3]
>[  169.273203] [drm:intel_hdmi_detect] [CONNECTOR:36:HDMI-A-3]
>[  169.274072] [drm:intel_display_power_get] enabling always-on
>[  169.275089] [drm:gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr: 0050 r(1)
>[  169.276040] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd
>[  169.276902] [drm:intel_display_power_put] disabling always-on
>[  169.277762] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3] disconnected
>[  169.278641] [drm:drm_mode_getconnector] [CONNECTOR:36:?]
>[  169.279511] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3]
>[  169.280386] [drm:intel_hdmi_detect] [CONNECTOR:36:HDMI-A-3]
>[  169.281245] [drm:intel_display_power_get] enabling always-on
>[  169.282264] [drm:gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr: 0050 r(1)
>[  169.283215] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd
>[  169.284078] [drm:intel_display_power_put] disabling always-on
>[  169.284940] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3] disconnected
>[  169.285954] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.285981] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.287303] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.287330] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.287346] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  169.287359] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:VGA-1]
>[  169.287374] [drm:intel_display_power_get] enabling always-on
>[  169.294538] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  169.294559] [drm:intel_display_power_put] disabling always-on
>[  169.294627] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:VGA-1] probed modes :
>[  169.294643] [drm:drm_mode_debug_printmodeline] Modeline 42:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  169.294658] [drm:drm_mode_debug_printmodeline] Modeline 40:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  169.294673] [drm:drm_mode_debug_printmodeline] Modeline 39:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[  169.294687] [drm:drm_mode_debug_printmodeline] Modeline 41:"848x480" 60 33750 848 864 976 1088 480 486 494 517 0x40 0x5
>[  169.294701] [drm:drm_mode_debug_printmodeline] Modeline 38:"640x480" 60 25175 640 656 752 800 480 489 492 525 0x40 0xa
>[  169.294718] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  169.294931] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.294955] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.294970] [drm:drm_mode_getconnector] [CONNECTOR:21:?]
>[  169.294982] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1]
>[  169.294995] [drm:intel_dp_detect] [CONNECTOR:21:DP-1]
>[  169.295010] [drm:intel_display_power_get] enabling always-on
>[  169.295027] [drm:intel_display_power_put] disabling always-on
>[  169.295042] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1] disconnected
>[  169.295057] [drm:drm_mode_getconnector] [CONNECTOR:21:?]
>[  169.295229] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1]
>[  169.295243] [drm:intel_dp_detect] [CONNECTOR:21:DP-1]
>[  169.295258] [drm:intel_display_power_get] enabling always-on
>[  169.295275] [drm:intel_display_power_put] disabling always-on
>[  169.295290] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1] disconnected
>[  169.295313] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.295338] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.295353] [drm:drm_mode_getconnector] [CONNECTOR:27:?]
>[  169.295365] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1]
>[  169.295378] [drm:intel_hdmi_detect] [CONNECTOR:27:HDMI-A-1]
>[  169.295559] [drm:intel_display_power_get] enabling always-on
>[  169.295737] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  169.295758] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  169.295776] [drm:intel_display_power_put] disabling always-on
>[  169.295793] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1] disconnected
>[  169.295808] [drm:drm_mode_getconnector] [CONNECTOR:27:?]
>[  169.295820] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1]
>[  169.295833] [drm:intel_hdmi_detect] [CONNECTOR:27:HDMI-A-1]
>[  169.295847] [drm:intel_display_power_get] enabling always-on
>[  169.296026] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  169.296045] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  169.296063] [drm:intel_display_power_put] disabling always-on
>[  169.296130] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1] disconnected
>[  169.296155] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.296180] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.296196] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[  169.296209] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2]
>[  169.296222] [drm:intel_dp_detect] [CONNECTOR:30:DP-2]
>[  169.296237] [drm:intel_display_power_get] enabling always-on
>[  169.296254] [drm:intel_display_power_put] disabling always-on
>[  169.296378] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2] disconnected
>[  169.296398] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[  169.296410] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2]
>[  169.296423] [drm:intel_dp_detect] [CONNECTOR:30:DP-2]
>[  169.296438] [drm:intel_display_power_get] enabling always-on
>[  169.296454] [drm:intel_display_power_put] disabling always-on
>[  169.296469] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2] disconnected
>[  169.296492] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.296522] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.296539] [drm:drm_mode_getconnector] [CONNECTOR:34:?]
>[  169.296553] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2]
>[  169.296568] [drm:intel_hdmi_detect] [CONNECTOR:34:HDMI-A-2]
>[  169.296588] [drm:intel_display_power_get] enabling always-on
>[  169.296769] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  169.296789] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  169.296807] [drm:intel_display_power_put] disabling always-on
>[  169.296824] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2] disconnected
>[  169.296840] [drm:drm_mode_getconnector] [CONNECTOR:34:?]
>[  169.296853] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2]
>[  169.296866] [drm:intel_hdmi_detect] [CONNECTOR:34:HDMI-A-2]
>[  169.296881] [drm:intel_display_power_get] enabling always-on
>[  169.297055] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  169.297074] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  169.297092] [drm:intel_display_power_put] disabling always-on
>[  169.297109] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2] disconnected
>[  169.297133] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.297159] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  169.297176] [drm:drm_mode_getconnector] [CONNECTOR:36:?]
>[  169.297188] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3]
>[  169.297202] [drm:intel_hdmi_detect] [CONNECTOR:36:HDMI-A-3]
>[  169.297216] [drm:intel_display_power_get] enabling always-on
>[  169.297389] [drm:gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr: 0050 r(1)
>[  169.297408] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd
>[  169.297426] [drm:intel_display_power_put] disabling always-on
>[  169.297443] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3] disconnected
>[  169.297457] [drm:drm_mode_getconnector] [CONNECTOR:36:?]
>[  169.297469] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3]
>[  169.297482] [drm:intel_hdmi_detect] [CONNECTOR:36:HDMI-A-3]
>[  169.297496] [drm:intel_display_power_get] enabling always-on
>[  169.297687] [drm:gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr: 0050 r(1)
>[  169.297707] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd
>[  169.297725] [drm:intel_display_power_put] disabling always-on
>[  169.297741] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3] disconnected
>[  169.297785] kms_pipe_crc_basic: starting subtest hang-read-crc-pipe-B
>[  169.298235] [drm:i915_ring_stop_set] Stopping rings 0x00000001
>[  174.930252] [drm] stuck on render ring
>[  174.932758] [drm] GPU HANG: ecode 0:0x87f3fffe, in kms_pipe_crc_ba [4247], reason: Ring hung, action: reset
>[  174.932814] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
>[  174.932838] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
>[  174.932852] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
>[  174.932867] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.
>[  174.932882] [drm] GPU crash dump saved to /sys/class/drm/card0/error
>[  174.933611] [drm:i915_error_work_func] resetting chip
>[  174.933846] [drm] Simulated gpu hang, resetting stop_rings
>[  174.933859] drm/i915: Resetting chip after gpu hang
>[  174.933899] [drm:init_status_page] render ring hws offset: 0x00011000
>[  174.935159] [drm:init_status_page] bsd ring hws offset: 0x00033000
>[  174.935210] [drm:init_status_page] blitter ring hws offset: 0x00054000
>[  174.935252] [drm:init_status_page] video enhancement ring hws offset: 0x00075000
>[  174.935676] [drm:add_framebuffer_internal] [FB:43]
>[  174.939912] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.939954] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.939972] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  174.939986] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:VGA-1]
>[  174.940001] [drm:intel_display_power_get] enabling always-on
>[  174.947167] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  174.947188] [drm:intel_display_power_put] disabling always-on
>[  174.947256] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:VGA-1] probed modes :
>[  174.947272] [drm:drm_mode_debug_printmodeline] Modeline 42:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  174.947286] [drm:drm_mode_debug_printmodeline] Modeline 40:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  174.947301] [drm:drm_mode_debug_printmodeline] Modeline 39:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[  174.947316] [drm:drm_mode_debug_printmodeline] Modeline 41:"848x480" 60 33750 848 864 976 1088 480 486 494 517 0x40 0x5
>[  174.947330] [drm:drm_mode_debug_printmodeline] Modeline 38:"640x480" 60 25175 640 656 752 800 480 489 492 525 0x40 0xa
>[  174.947346] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  174.947390] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.947415] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.947431] [drm:drm_mode_getconnector] [CONNECTOR:21:?]
>[  174.947443] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1]
>[  174.947457] [drm:intel_dp_detect] [CONNECTOR:21:DP-1]
>[  174.947472] [drm:intel_display_power_get] enabling always-on
>[  174.947490] [drm:intel_display_power_put] disabling always-on
>[  174.947505] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1] disconnected
>[  174.947521] [drm:drm_mode_getconnector] [CONNECTOR:21:?]
>[  174.947533] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1]
>[  174.947546] [drm:intel_dp_detect] [CONNECTOR:21:DP-1]
>[  174.947560] [drm:intel_display_power_get] enabling always-on
>[  174.947577] [drm:intel_display_power_put] disabling always-on
>[  174.947593] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:21:DP-1] disconnected
>[  174.947616] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.947640] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.947655] [drm:drm_mode_getconnector] [CONNECTOR:27:?]
>[  174.947751] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1]
>[  174.947765] [drm:intel_hdmi_detect] [CONNECTOR:27:HDMI-A-1]
>[  174.947779] [drm:intel_display_power_get] enabling always-on
>[  174.947995] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  174.948019] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  174.948038] [drm:intel_display_power_put] disabling always-on
>[  174.948055] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1] disconnected
>[  174.948072] [drm:drm_mode_getconnector] [CONNECTOR:27:?]
>[  174.948085] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1]
>[  174.948098] [drm:intel_hdmi_detect] [CONNECTOR:27:HDMI-A-1]
>[  174.948113] [drm:intel_display_power_get] enabling always-on
>[  174.948518] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  174.948550] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  174.948575] [drm:intel_display_power_put] disabling always-on
>[  174.948598] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:27:HDMI-A-1] disconnected
>[  174.948634] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.948671] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.948696] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[  174.948714] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2]
>[  174.948733] [drm:intel_dp_detect] [CONNECTOR:30:DP-2]
>[  174.948754] [drm:intel_display_power_get] enabling always-on
>[  174.948778] [drm:intel_display_power_put] disabling always-on
>[  174.948800] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2] disconnected
>[  174.948821] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[  174.948839] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2]
>[  174.948857] [drm:intel_dp_detect] [CONNECTOR:30:DP-2]
>[  174.948878] [drm:intel_display_power_get] enabling always-on
>[  174.948901] [drm:intel_display_power_put] disabling always-on
>[  174.948923] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:DP-2] disconnected
>[  174.948956] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.948991] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.949014] [drm:drm_mode_getconnector] [CONNECTOR:34:?]
>[  174.949032] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2]
>[  174.949050] [drm:intel_hdmi_detect] [CONNECTOR:34:HDMI-A-2]
>[  174.949197] [drm:intel_display_power_get] enabling always-on
>[  174.949389] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  174.949418] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  174.949443] [drm:intel_display_power_put] disabling always-on
>[  174.949466] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2] disconnected
>[  174.949488] [drm:drm_mode_getconnector] [CONNECTOR:34:?]
>[  174.949506] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2]
>[  174.949524] [drm:intel_hdmi_detect] [CONNECTOR:34:HDMI-A-2]
>[  174.949544] [drm:intel_display_power_get] enabling always-on
>[  174.949739] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  174.949766] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  174.949785] [drm:intel_display_power_put] disabling always-on
>[  174.949801] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:34:HDMI-A-2] disconnected
>[  174.949830] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.949856] [drm:drm_mode_getresources] CRTC[3] CONNECTORS[6] ENCODERS[10]
>[  174.949873] [drm:drm_mode_getconnector] [CONNECTOR:36:?]
>[  174.949886] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3]
>[  174.949899] [drm:intel_hdmi_detect] [CONNECTOR:36:HDMI-A-3]
>[  174.949915] [drm:intel_display_power_get] enabling always-on
>[  174.950098] [drm:gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr: 0050 r(1)
>[  174.950117] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd
>[  174.950144] [drm:intel_display_power_put] disabling always-on
>[  174.950163] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3] disconnected
>[  174.950183] [drm:drm_mode_getconnector] [CONNECTOR:36:?]
>[  174.950200] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3]
>[  174.950215] [drm:intel_hdmi_detect] [CONNECTOR:36:HDMI-A-3]
>[  174.950229] [drm:intel_display_power_get] enabling always-on
>[  174.950414] [drm:gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr: 0050 r(1)
>[  174.950444] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpd
>[  174.950469] [drm:intel_display_power_put] disabling always-on
>[  174.950492] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:36:HDMI-A-3] disconnected
>[  174.950530] [drm:drm_mode_setcrtc] [CRTC:12]
>[  174.950586] [drm:drm_mode_setcrtc] [CONNECTOR:18:VGA-1]
>[  174.950600] [drm:intel_crtc_set_config] [CRTC:12] [FB:43] #connectors=1 (x y) (0 0)
>[  174.950635] [drm:intel_set_config_compute_mode_changes] inactive crtc, full mode set
>[  174.950648] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[  174.950662] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[  174.950676] [drm:drm_mode_debug_printmodeline] Modeline 44:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  174.950690] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:12], mode_changed=1, fb_changed=0
>[  174.950754] [drm:intel_modeset_stage_output_state] encoder changed, full mode switch
>[  174.950766] [drm:intel_modeset_stage_output_state] [CONNECTOR:18:VGA-1] to [CRTC:12]
>[  174.950778] [drm:intel_modeset_stage_output_state] crtc changed, full mode switch
>[  174.950791] [drm:intel_modeset_stage_output_state] crtc enabled, full mode switch
>[  174.950811] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 2, prepare: 2, disable: 0
>[  174.950832] [drm:connected_sink_compute_bpp] [CONNECTOR:18:VGA-1] checking for sink bpp constrains
>[  174.950848] [drm:ironlake_check_fdi_lanes] checking fdi config on pipe B, lanes 1
>[  174.950972] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  174.950987] [drm:intel_dump_pipe_config] [CRTC:12][modeset] config for pipe B
>[  174.951003] [drm:intel_dump_pipe_config] cpu_transcoder: B
>[  174.951019] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  174.951035] [drm:intel_dump_pipe_config] fdi/pch: 1, lanes: 1, gmch_m: 3029219, gmch_n: 4194304, link_m: 126217, link_n: 524288, tu: 64
>[  174.951050] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  174.951066] [drm:intel_dump_pipe_config] dp: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[  174.951081] [drm:intel_dump_pipe_config] requested mode:
>[  174.951097] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  174.951114] [drm:intel_dump_pipe_config] adjusted mode:
>[  174.951130] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  174.951233] [drm:intel_dump_crtc_timings] crtc timings: 65000 1024 1048 1184 1344 768 771 777 806, type: 0x40 flags: 0xa
>[  174.951256] [drm:intel_dump_pipe_config] port clock: 270000
>[  174.951276] [drm:intel_dump_pipe_config] pipe src size: 1024x768
>[  174.951298] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  174.951319] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  174.951342] [drm:intel_dump_pipe_config] ips: 0
>[  174.951363] [drm:intel_dump_pipe_config] double wide: 0
>[  174.951431] [drm:intel_display_power_get] enabling always-on
>[  176.520445] Kernel panic - not syncing: Timeout synchronizing machine check over CPUs
>[  177.551604] Shutting down cpus with NMI
>[  177.562777] Kernel Offset: 0x0 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffff9fffffff)
>[  177.563666] drm_kms_helper: panic occurred, switching back to text console
>[  177.564624] 
>[  177.565511] =============================================
>[  177.566389] [ INFO: possible recursive locking detected ]
>[  177.567268] 3.18.0-rc3_drm-intel-nightly_782baf_20141104_debug+ #1164 Not tainted
>[  177.568162] ---------------------------------------------
>[  177.569045] kms_pipe_crc_ba/4247 is trying to acquire lock:
>[  177.569922]  (&dev->mode_config.mutex){+.+.+.}, at: [<ffffffffa002563a>] __drm_modeset_lock_all+0x6c/0x100 [drm]
>[  177.570937] 
>[  177.570937] but task is already holding lock:
>[  177.572671]  (&dev->mode_config.mutex){+.+.+.}, at: [<ffffffffa002563a>] __drm_modeset_lock_all+0x6c/0x100 [drm]
>[  177.573707] 
>[  177.573707] other info that might help us debug this:
>[  177.575478]  Possible unsafe locking scenario:
>[  177.575478] 
>[  177.577206]        CPU0
>[  177.578064]        ----
>[  177.578982]   lock(&dev->mode_config.mutex);
>[  177.579880]   lock(&dev->mode_config.mutex);
>[  177.580761] 
>[  177.580761]  *** DEADLOCK ***
>[  177.580761] 
>[  177.583085]  May be due to missing lock nesting notation
>[  177.583085] 
>[  177.584602] 5 locks held by kms_pipe_crc_ba/4247:
>[  177.585370]  #0:  (&dev->mode_config.mutex){+.+.+.}, at: [<ffffffffa002563a>] __drm_modeset_lock_all+0x6c/0x100 [drm]
>[  177.586305]  #1:  (crtc_ww_class_acquire){+.+.+.}, at: [<ffffffffa0025644>] __drm_modeset_lock_all+0x76/0x100 [drm]
>[  177.587243]  #2:  (crtc_ww_class_mutex){+.+.+.}, at: [<ffffffffa0024f82>] drm_modeset_lock+0x5c/0xbc [drm]
>[  177.588175]  #3:  (&(&dev_priv->uncore.lock)->rlock){-.-.+.}, at: [<ffffffffa00d3c16>] hsw_write32+0x90/0x124 [i915]
>[  177.589124]  #4:  (panic_lock){....+.}, at: [<ffffffff8183635e>] panic+0x3d/0x1f5
>[  177.590055] 
>[  177.590055] stack backtrace:
>[  177.591583] CPU: 7 PID: 4247 Comm: kms_pipe_crc_ba Not tainted 3.18.0-rc3_drm-intel-nightly_782baf_20141104_debug+ #1164
>[  177.592394] Hardware name:                  /DZ87KLT75K, BIOS KLZ8711D.86A.0336.2013.0516.1957 05/16/2013
>[  177.593214]  ffffffff83eb7cd0 ffff88025fbca878 ffffffff8183ae58 0000000000000000
>[  177.594136]  ffffffff83eb7cd0 ffff88025fbca948 ffffffff81074813 ffff88025fbca990
>[  177.595041]  ffff88025340c000 0000000183e78bb0 ffff880200000000 28414289aca22785
>[  177.595939] Call Trace:
>[  177.596721]  <#MC>  [<ffffffff8183ae58>] dump_stack+0x46/0x58
>[  177.597537]  [<ffffffff81074813>] __lock_acquire+0x8b2/0x1803
>[  177.598326]  [<ffffffff81138dc5>] ? create_object+0x17c/0x291
>[  177.599108]  [<ffffffff81075c74>] lock_acquire+0xd3/0x10d
>[  177.599975]  [<ffffffffa002563a>] ? __drm_modeset_lock_all+0x6c/0x100 [drm]
>[  177.600749]  [<ffffffff81071e23>] ? trace_hardirqs_off+0xd/0xf
>[  177.601505]  [<ffffffff8183ec91>] mutex_lock_nested+0x4b/0x2d2
>[  177.602252]  [<ffffffffa002563a>] ? __drm_modeset_lock_all+0x6c/0x100 [drm]
>[  177.602998]  [<ffffffffa002560c>] ? __drm_modeset_lock_all+0x3e/0x100 [drm]
>[  177.603717]  [<ffffffff818341e1>] ? kmemleak_alloc+0x25/0x41
>[  177.604417]  [<ffffffff81133ed3>] ? kmem_cache_alloc_trace+0xb8/0x13c
>[  177.605118]  [<ffffffffa002563a>] __drm_modeset_lock_all+0x6c/0x100 [drm]
>[  177.605822]  [<ffffffffa0025724>] drm_modeset_lock_all+0x10/0x28 [drm]
>[  177.606522]  [<ffffffffa0070307>] drm_fb_helper_pan_display+0x36/0xc5 [drm_kms_helper]
>[  177.607219]  [<ffffffff813da179>] fb_pan_display+0xed/0x131
>[  177.607904]  [<ffffffff813d52ec>] bit_update_start+0x20/0x49
>[  177.608586]  [<ffffffff813d33f7>] fbcon_switch+0x452/0x469
>[  177.609252]  [<ffffffff8142befe>] redraw_screen+0x112/0x1e3
>[  177.609900]  [<ffffffff813d2956>] fbcon_blank+0x1e5/0x26e
>[  177.610550]  [<ffffffff810902b6>] ? mod_timer+0x12a/0x184
>[  177.611180]  [<ffffffff81071e23>] ? trace_hardirqs_off+0xd/0xf
>[  177.611796]  [<ffffffff81841f4e>] ? _raw_spin_unlock_irqrestore+0x38/0x46
>[  177.612417]  [<ffffffff810902df>] ? mod_timer+0x153/0x184
>[  177.613035]  [<ffffffff8142d011>] do_unblank_screen+0xfa/0x173
>[  177.613656]  [<ffffffff8142d09a>] unblank_screen+0x10/0x12
>[  177.614281]  [<ffffffff8139cfdc>] bust_spinlocks+0x14/0x28
>[  177.614911]  [<ffffffff81836429>] panic+0x108/0x1f5
>[  177.615541]  [<ffffffff8101bac1>] mce_panic+0x159/0x18b
>[  177.616177]  [<ffffffff8101bb39>] mce_timed_out+0x46/0x67
>[  177.616812]  [<ffffffff8101befd>] do_machine_check+0x192/0x766
>[  177.617462]  [<ffffffffa00d07e1>] ? hsw_unclaimed_reg_detect.isra.6+0x20/0x44 [i915]
>[  177.618122]  [<ffffffff818441ee>] machine_check+0x1e/0x30
>[  177.618785]  [<ffffffffa00d07e1>] ? hsw_unclaimed_reg_detect.isra.6+0x20/0x44 [i915]
>[  177.619451]  <<EOE>>  [<ffffffffa00d3c7f>] hsw_write32+0xf9/0x124 [i915]
>[  177.620172]  [<ffffffffa00fa6fc>] hsw_fdi_link_train+0xf6/0x34a [i915]
>[  177.620844]  [<ffffffffa00e5f8a>] haswell_crtc_enable+0x4a4/0x8f5 [i915]
>[  177.621496]  [<ffffffff810764aa>] ? trace_hardirqs_on+0xd/0xf
>[  177.622142]  [<ffffffffa00e7bfa>] __intel_set_mode+0x12f4/0x1426 [i915]
>[  177.622779]  [<ffffffffa00e9ffe>] intel_set_mode+0x16/0x2f [i915]
>[  177.623397]  [<ffffffffa00eac81>] intel_crtc_set_config+0x77c/0xae0 [i915]
>[  177.624013]  [<ffffffffa0018d34>] drm_mode_set_config_internal+0x57/0xe4 [drm]
>[  177.624637]  [<ffffffffa001ca8e>] drm_mode_setcrtc+0x3ef/0x499 [drm]
>[  177.625239]  [<ffffffffa0010c29>] drm_ioctl+0x2be/0x423 [drm]
>[  177.625824]  [<ffffffffa001c69f>] ? drm_mode_setplane+0x1d9/0x1d9 [drm]
>[  177.626392]  [<ffffffff81076441>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  177.626962]  [<ffffffff8114c559>] do_vfs_ioctl+0x455/0x49f
>[  177.627526]  [<ffffffff810bca34>] ? __audit_syscall_entry+0xbf/0xe1
>[  177.628087]  [<ffffffff8100d3b0>] ? do_audit_syscall_entry+0x63/0x65
>[  177.628645]  [<ffffffff8114c5f6>] SyS_ioctl+0x53/0x81
>[  177.629198]  [<ffffffff81842552>] system_call_fastpath+0x12/0x17

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