Comment 54 for bug 946899

I've started expectiong this issue several times a day AFTER kernel upgrade to 3.2.0-39. When I was on 3.2.0-38 there are no such an issue at all.

uname:
3.2.0-39-generic #62-Ubuntu SMP Thu Feb 28 00:28:53 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux

lspci:
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)

grep drm /var/log/syslog:
[11702.675347] [drm:i915_hangcheck_elapsed] *ERROR* hung
[11702.675407] [drm:i915_wait_request] *ERROR* awaiting 1514592 at 1514585, next 1514593)
[11767.328956] [drm:i915_hangcheck_elapsed] *ERROR* hung
[11767.329027] [drm:i915_wait_request] *ERROR* awaiting 1514606 at 1514585, next 1514607)
[ 23.837492] [drm] Initialized drm 1.1.0 20060810
[ 23.905900] [drm] Supports vblank timestamp
[ 23.905901] [drm] Driver supports precise vblank
[ 23.905918] [drm] applying RC6 disable quirk
[ 24.262876] fbcon: inteldrmfb (fb0) is primary
[ 24.262958] fb0: inteldrmfb frame buffer device
[ 24.262959] drm: registered panic notifier
[ 24.263797] [drm] Initialized i915 1.6.0 nor 0
[ 3226.155882] [drm:i915_hangcheck_elapsed] *ERROR* hung
[ 3226.155892] [drm] capturing error event; look dri/0/i915_error_state
[ 3226.158898] [drm:i915_wait_request] *ERROR* awaiting 599218 at 599216, next 599219)
[ 25.254664] [drm] Initialized drm 1.1.0 20060810
[ 25.314701] [drm] Supports vblank timestamp
[ 25.314702] [drm] Driver supports precise vblank
[ 25.314721] [drm] applying RC6 disable quirk
[ 25.658319] fbcon: inteldrmfb (fb0) is primary
[ 25.658402] fb0: inteldrmfb frame buffer device
[ 25.658403] drm: registered panic notifier
[ 25.659293] [drm] Initialized i915 1.6.0 nor 0
[ 1729.983644] [drm:i915_hangcheck_elapsed] *ERROR* hung
[ 1729.983653] [drm] capturing error event; look dri/0/i915_error_state
[ 1729.986633] [drm:i915_wait_request] *ERROR* awaiting 489704 at 489696, next 489705)
[ 23.307751] [drm] Initialized drm 1.1.0 20060810
[ 23.477669] [drm] Supports vblank timestamp
[ 23.477670] [drm] Driver supports precise vblank
[ 23.477688] [drm] applying RC6 disable quirk
[ 23.803226] fbcon: inteldrmfb (fb0) is primary
[ 23.803311] fb0: inteldrmfb frame buffer device
[ 23.803312] drm: registered panic notifier
[ 23.804133] [drm] Initialized i915 1.6.0 nor 0