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From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: maciej.rutecki@gmail.com
Subject: Re: [Regresion] [2.6.34-rc1] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
Date: Thu, 25 Mar 2010 21:37:12 +0100
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       bjorn.helgaas@hp.com, airlied@linux.ie, Eric Anholt <eric@anholt.net>
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[More CCs]

On Thursday 25 March 2010, Maciej Rutecki wrote:
> Last known good: 2.6.33
> Failing kernels: 2.6.34-rc1 and 2.6.34-rc2
> Driver: Video(DRI - Intel)
> 
> 
> When XWindow starts I got:
> Mar 25 19:58:10 gumis kernel: [  133.624028] [drm:i915_hangcheck_elapsed] 
> *ERROR* Hangcheck timer elapsed... GPU hung
> Mar 25 19:58:10 gumis kernel: [  133.624221] render error detected, EIR: 
> 0x00000000
> Mar 25 19:58:10 gumis kernel: [  133.624291] [drm:i915_do_wait_request] 
> *ERROR* i915_do_wait_request returns -5 ( awaiting 691 at 682)
> Mar 25 19:58:11 gumis kdm[2592]: X server for display :0 terminated 
> unexpectedly
> 
> after this only SysRq keys work.
> 
> Similar problem (older kernels):
> https://bugzilla.kernel.org/show_bug.cgi?id=15004
> 
> Workaround: setting i915.modeset=1 pci=nocrs OR i915.modeset=0
> 
> Dmesg with i915.modeset=1 pci=nocrs:
> http://unixy.pl/maciek/download/kernel/2.6.34-rc2/gumis/dmesg2.6.34-rc2.txt
> 
> Config:
> http://unixy.pl/maciek/download/kernel/2.6.34-rc2/gumis/config-2.6.34-rc2
> 
> Syslog (i915.modeset=1 -- when hangs)):
> http://unixy.pl/maciek/download/kernel/2.6.34-rc2/gumis/syslog-2.6.34-rc2
> 
> lspci:
> http://unixy.pl/maciek/download/kernel/2.6.34-rc2/gumis/lspci.txt
> 
> Regards
>