Comment 201 for bug 600453

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Chewie (hannes-woelfler) wrote : Re: [Bug 600453] Re: [arrandale] [i915] DELL E6510: blank screen on boot (Intel GPU)

Hi all
I am running the Bugfix from #185 for some days now ..
During this time I had two major system crashes related with our problem
here:
See dmesg output:

[36261.219478] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[36261.221592] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request
returns -11 (awaiting 10239609 at 10239591, next 10239626)
[36261.232508] dell-wmi: Received unknown WMI event (0x11)
[36261.728908] dell-wmi: Received unknown WMI event (0x11)
[36263.449835] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[36263.449869] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request
returns -11 (awaiting 10239627 at 10239591, next 10239637)
[36263.450249] [drm:i915_reset] *ERROR* GPU hanging too fast, declaring
wedged!
[36263.450255] [drm:i915_reset] *ERROR* Failed to reset chip.
[36264.946873] Xorg[1012]: segfault at 0 ip 080a4182 sp bfcaae5c error 4 in
Xorg[8048000+1ab000]

This resulted in black screen and I had to reboot.
uname -a
Linux ucl03371 2.6.38-4-generic #31~lp561802v201102162013 SMP Wed Feb 16
20:16:02 UTC 2011 i686 i686 i386 GNU/Linux
 dpkg -l | grep intel
ii intel-gpu-tools
1.0.2+git20100324-0ubuntu1 tools for debugging the Intel
graphics driver
ii libdrm-intel1
2.4.23-1ubuntu3 Userspace interface to
intel-specific kernel DRM services -- runtime
ii xserver-xorg-video-intel
2:2.14.0-1ubuntu9 X.Org X server -- Intel i8xx,
i9xx display driver

regards
Chewie