Messages in this thread | | | Subject | Re: [BUG] VAAPI encoder cause kernel panic if encoded video in 4K | From | Christian König <> | Date | Wed, 14 Apr 2021 08:48:58 +0200 |
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Am 13.04.21 um 23:19 schrieb Mikhail Gavrilov: > On Tue, 13 Apr 2021 at 12:29, Christian König <christian.koenig@amd.com> wrote: >> Hi Mikhail, >> >> the crash is a known issue and should be fixed by: >> >> commit f63da9ae7584280582cbc834b20cc18bfb203b14 >> Author: Philip Yang <Philip.Yang@amd.com> >> Date: Thu Apr 1 00:22:23 2021 -0400 >> >> drm/amdgpu: reserve fence slot to update page table >> > Unfortunately, this commit couldn't fix the initial problem. > 1. Result video is jerky if it grabbed and encoded with ffmpeg > (h264_vaapi codec). > 2. OBS still crashed if I try to record or stream video. > 3. In the kernel log still appears the message "amdgpu: [mmhub] page > fault (src_id:0 ring:0 vmid:4 pasid:32770, for process obs" if I tried > to record or stream video by OBS.
That is expected behavior, the application is just buggy and causing a page fault on the GPU.
The kernel should just not crash with a backtrace.
Regards, Christian.
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