linux-kernel - Re: [Intel-gfx] Bug: 5.12.5 - list_add double add at __i915_gem_object_make

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Message-ID: <24bfdd74524752b21922350e4a3650ff446175da.camel@fifi.org>
Date:   Mon, 31 May 2021 11:21:46 -0700
From:   Philippe Troin <phil@...i.org>
To:     Matthew Auld <matthew.william.auld@...il.com>,
        Hillf Danton <hdanton@...a.com>
Cc:     Intel Graphics Development <intel-gfx@...ts.freedesktop.org>,
        kernel list <linux-kernel@...r.kernel.org>
Subject: Re: [Intel-gfx] Bug: 5.12.5 - list_add double add at
 __i915_gem_object_make_shrinkable+0xa6/0xe0

On Mon, 2021-05-24 at 14:38 +0100, Matthew Auld wrote:
> On Mon, 24 May 2021 at 13:05, Hillf Danton <hdanton@...a.com> wrote:
> > 
> > On Sun, 23 May 2021 12:47:34 -0700 Philippe Troin wrote:
> > > Found the following bug on a FUJITSU LIFEBOOK S6520.
> > > 
> > > The kernel crash happens when selecting a user from the gdm login
> > > screen right after boot.
> > > The same hardware has no problems with 5.11.21.
> 
> The trace looks similar to something that was fixed in 8777d17b68dc
> ("drm/i915/gem: Pin the L-shape quirked object as unshrinkable") which
> should now be in drm-tip. Could you try that? Otherwise could you
> please file a new bug report at
> https://gitlab.freedesktop.org/drm/intel/?

I verified that drm-tip is working as of
d6d3a2a996af7a82e567e96a19410ac9d7246794.
This issue was tracked in the Fedora bugzilla at
https://bugzilla.redhat.com/show_bug.cgi?id=1963782

Thanks.
Phil.