linux-kernel - Re: regression(?) 3.3-rc4 -> 3.3-rc5: drm intel hangs

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Date:	Fri, 30 Mar 2012 10:20:34 +0900
From:	Norbert Preining <preining@...ic.at>
To:	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	Paul Menzel <paulepanter@...rs.sourceforge.net>,
	Dave Airlie <airlied@...il.com>
Subject: Re: regression(?) 3.3-rc4 -> 3.3-rc5: drm intel hangs

Hi everyone,

is there anything else I can provide?

On Fr, 09 Mär 2012, Norbert Preining wrote:
> Hi everyone,
> 
> currently 3.3.0-rc6+  I just was hit by that after wake up from ram:
> 
> On Di, 28 Feb 2012, Daniel Vetter wrote:
> > > Feb 28 11:42:47 mithrandir kernel: [15627.756071]
> > > [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
> > > Feb 28 11:42:47 mithrandir kernel: [15627.756087] [drm] capturing error
> > > event; look for more information in /debug/dri/0/i915_error_state
> > 
> > Wee need this i915_error_state file from debugfs (you might need to mount
> > that first again) to diagnose gpu hangs. Also, it only contains
> > information after a crash, so you need to rehang your machine if you've
> > rebooted since then.
> 
> Now I could get that file from debugfs, and the dmesg output with
> proper debug value.
> 
> Attached are both.

I think I have sent everything that I can send. The problem happens
now again and again, but no pattern. Of course, *always* after
resume from RAM.

Best wishes

Norbert
------------------------------------------------------------------------
Norbert Preining            preining@...ist.ac.jp, logic.at, debian.org}
JAIST, Japan                                 TeX Live & Debian Developer
DSA: 0x09C5B094   fp: 14DF 2E6C 0307 BE6D AD76  A9C0 D2BF 4AA3 09C5 B094
------------------------------------------------------------------------
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