Created attachment 883439 [details] dmesg output after error state Occasionally get this unrecoverable error when screens are allowed to dim/sleep. Full dmesg captured (flooded with messages, bootup no longer retained). This is on a laptop with an RX7900M GPU and Ryzen 9 7945HX CPU with the built-in GPU disabled in the BIOS to get partial support for the RX7900.
Created attachment 883440 [details] dmesg on a "good" boot
Also of note: using sys-kernel/linux-firmware-20240115-r1 using media-libs/mesa-23.3.4
As suggested upstream, can you try to add amdgpu.dcdebugmask=0x10 to your kernel command line ?
Adding that line to my kernel command line now, will see if it happens again
(In reply to Richard Ostrow from comment #4) > Adding that line to my kernel command line now, will see if it happens again Anything to report here ?
Nothing new... has not repeated after adding the line. What does that line do?
(In reply to Richard Ostrow from comment #6) > Nothing new... has not repeated after adding the line. What does that line > do? It disables Panel Self Refresh. Can you add your results to the upstream bug, please ?
We're watching the upstream bug and will backport any fixes identified