linux-kernel - Re: [i915] 2.6.36-rc4-git2 (Fedora snapshot) - kernel BUG at drivers/gpu/drm/i915/i915

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Message-Id: <89k83a$9ngpbu@azsmga001.ch.intel.com>
Date:	Mon, 20 Sep 2010 19:10:12 +0100
From:	Chris Wilson <chris@...is-wilson.co.uk>
To:	Shawn Starr <shawn.starr@...ers.com>, linux-kernel@...r.kernel.org
Subject: Re: [i915] 2.6.36-rc4-git2 (Fedora snapshot) - kernel BUG at drivers/gpu/drm/i915/i915_gem.c:1444!

On Mon, 20 Sep 2010 01:23:41 -0400, Shawn Starr <shawn.starr@...ers.com> wrote:
> I've been hitting this repeatedly in using this kernel this is a recent issue. Also, www.kerneloops.org seems broken, someone might want to fix this? We can disregard virtualbox drivers causing this especially given the 
> traceback.

I think I understand what is happening here: we are missing a holding a
reference for the object on the eviction list and so it is being
prematurely freed. I think I have a fix, but I've only just arrived back
from Toulouse and haven't yet begun testing the -fixes branch.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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