[BUG] VAAPI encoder cause kernel panic if encoded video in 4K

Christian König ckoenig.leichtzumerken at gmail.com
Wed Sep 15 11:47:15 UTC 2021



Am 15.09.21 um 12:36 schrieb Mikhail Gavrilov:
> On Wed, 15 Sept 2021 at 14:55, Christian König <christian.koenig at amd.com> wrote:
>> Yes, absolutely. You should see GPU resets and recovery in the system log after that.
> Unfortunately, not one DE will survive a GPU reset. All applications
> will terminate abnormally in fact this would be equivalent to reboot
> (and denial of service). :(

Yeah, very well known bug in the DEs.

The OpenGL robustness extension and Vulkan specification are pretty 
clear what drivers are supposed to do in such a situation, it's just not 
very well handled in userspace.

Regards,
Christian.


More information about the amd-gfx mailing list