This bug also affects xserver-xorg-video-amdgpu 18.0.1-1 on Ubuntu 18.04 + HWE packages. It's not related to plasma/kwin (I think).
Fix is https://github.com/freedesktop/xorg-xf86-video-amdgpu/commit/a2b32e72fdaff3007a79b84929997d8176c2d512 as shown here: https://bbs.archlinux.org/viewtopic.php?id=247761&p=3
BTW, you can find similar bug reports by googling the following: site:bugs.launchpad.net "dcn10_hw_sequencer.c:* dcn10_verify_allow_pstate_change_high.cold"
This bug also affects xserver- xorg-video- amdgpu 18.0.1-1 on Ubuntu 18.04 + HWE packages. It's not related to plasma/kwin (I think).
Fix is https:/ /github. com/freedesktop /xorg-xf86- video-amdgpu/ commit/ a2b32e72fdaff30 07a79b84929997d 8176c2d512 as shown here: https:/ /bbs.archlinux. org/viewtopic. php?id= 247761& p=3
BTW, you can find similar bug reports by googling the following: site:bugs. launchpad. net "dcn10_ hw_sequencer. c:* dcn10_verify_ allow_pstate_ change_ high.cold"