Radeon R7 240 GPU Lockup, Ring 0 Stalled

[Alex Deucher]

On Fri, Jul 4, 2014 at 4:27 AM, Esben Stien <b0ef at esben-stien.name> wrote:
> Alex Deucher <alexdeucher at gmail.com> writes:
>
>> Is this a regression?
>
> Well, I'm not sure. I bought this gpu yesterday, because my old one
> died, so I'm new with this card.
>
>>  If so, can you bisect?  If not, you might try an updated version of
>> mesa
>
> I'm running git from yesterday of mesa.
>
>> try changing options in the game to narrow down what's causing the
>> problem.
>
> Yeah, I can try that, but is there anyway I can avoid shutting down the
> computer when this happens? Is there any way to somehow reset the gpu
> and start xorg again after this happens? Does it help if I compile the
> radeon module as a kernel module, so that I can rmmod it?

The driver attempts to reset the GPU, but it's not always possible.
If it gets to that point, you have to reboot.

Alex

>
> I also notice some slight screen corruption every now and then (some
> characters being garbled up), but I guess I should write a new mail on
> this issue.
>
> --
> Esben Stien is b0ef at e     s      a
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