An other test using 5.9.1-050901-lowlatency, display is not breaking anymore but there are still issues in logs after the video has been played once:
export DISPLAY=:0 ; while true ; do mpv 'http://youtu.be/9J5CHTFWnTc' ; sleep 10 ; done (+) Video --vid=1 (*) (h264 1280x720) (+) Audio --aid=1 --alang=eng (*) (aac 2ch 44100Hz) AO: [pulse] 44100Hz stereo 2ch float Using hardware decoding (vaapi). VO: [gpu] 1280x720 vaapi[nv12] AV: 00:00:33 / 00:00:33 (99%) A-V: 0.000 Cache: 0.0s Exiting... (End of file) (+) Video --vid=1 (*) (h264 1280x720) (+) Audio --aid=1 --alang=eng (*) (aac 2ch 44100Hz) AO: [pulse] 44100Hz stereo 2ch float Using hardware decoding (vaapi). VO: [gpu] 1280x720 vaapi[nv12] radeon: The kernel rejected CS, see dmesg for more information (-22). radeon: The kernel rejected CS, see dmesg for more information (-22). Audio/Video desynchronisation detected! Possible reasons include too slow hardware, temporary CPU spikes, broken drivers, and broken files. Audio position will not match to the video (see A-V status field). radeon: The kernel rejected CS, see dmesg for more information (-22). On later times, I am not sure VAAPI is still used (yuv420p vs vaapi[nv12]): (+) Video --vid=1 (*) (h264 1280x720) (+) Audio --aid=1 --alang=eng (*) (aac 2ch 44100Hz) AO: [pulse] 44100Hz stereo 2ch float [ffmpeg/video] h264: No support for codec h264 profile 100. VO: [gpu] 1280x720 yuv420p AV: 00:00:31 / 00:00:33 (92%) A-V: 0.000 Cache: 2.1s/433KB dmesg is pretty much the same as: https://launchpadlibrarian.net/502954026/CurrentDmesg.txt [ 99.002309] radeon 0000:01:00.0: ring 5 stalled for more than 10080msec [ 99.002317] radeon 0000:01:00.0: GPU lockup (current fence id 0x00000000000003fb last fence id 0x00000000000003ff on ring 5) [ 99.012046] radeon 0000:01:00.0: couldn't schedule ib [ 99.012107] [drm:radeon_uvd_suspend [radeon]] *ERROR* Error destroying UVD (-22)! [ 99.028154] radeon 0000:01:00.0: Saved 1433 dwords of commands on ring 0. Once I managed to get backtrace around DRM parts, I'll share it if it happens again. Do you need more informations ? Meanwhile let me crosslink this issue to: https://gitlab.freedesktop.org/drm/amd/-/issues/630 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1900854 Title: radeon: GPU lockup when restarting a video on RV730 To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1900854/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
