Re: [Intel-gfx] Kernel panic every other reboot/poweroff since 3.19.3 ( commit 9a6f5130143 )

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On 2 April 2015 at 12:02, Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx> wrote:
> On Tue, 31 Mar 2015, Steven Honeyman <stevenhoneyman@xxxxxxxxx> wrote:
>> On 31 March 2015 at 17:50, Matt Roper <matthew.d.roper@xxxxxxxxx> wrote:
>>> On Tue, Mar 31, 2015 at 08:54:19AM +0200, Daniel Vetter wrote:
>>>> Adding mailing lists (and hooray for me mixing up addresses, so now
>>>> there's a disclaimer at the bottom).
>>>> -Daniel
>>>
>>> It looks like this is caused by 3.19.3 having
>>>
>>>         commit 77f7ef95e2cf09150e5777454fd5df69af39edcd
>>>         Author: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
>>>         Date:   Wed Feb 25 13:45:26 2015 +0000
>>>
>>>             drm: Don't assign fbs for universal cursor support to files
>>>
>>> without also having
>>>
>>>         commit 8218c3f4df3bb1c637c17552405039a6dd3c1ee1
>>>         Author: Daniel Vetter <daniel.vetter@xxxxxxxx>
>>>         Date:   Fri Feb 27 12:58:13 2015 +0100
>>>
>>>             drm: Fixup racy refcounting in plane_force_disable
>>>
>>>
>>> Can you try cherry-picking 8218c3f4df3bb1c637c17552405039a6dd3c1ee1 and
>>> see if it solves the problem?
>>>
>>>
>>> Matt
>>
>> It does! Thanks Matt.
>>
>> 5 successful reboots and a successful shutdown. The only change
>> between the two kernels was the above patch.
>
> Stable team, please ensure 8218c3f4df3bb1c637c17552405039a6dd3c1ee1,
> already tagged cc: stable, is picked up for v3.19.4.

Just in case nobody noticed, this did not make it to 3.19.4 patch.


Thanks,
Steven
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