https://bugs.freedesktop.org/show_bug.cgi?id=107536
Bug ID: 107536 Summary: gfx_v8_0_priv_reg_irq [amdgpu]] *ERROR* Illegal register access in command stream Product: DRI Version: DRI git Hardware: x86-64 (AMD64) OS: Linux (All) Status: NEW Severity: blocker Priority: medium Component: DRM/AMDgpu Assignee: dri-devel@lists.freedesktop.org Reporter: jb5sgc1n.nya@20mm.eu
This bug just occured spontaneously (while just using a text editor):
Aug 09 22:23:34 ryzen kernel: [drm:gfx_v8_0_priv_reg_irq [amdgpu]] *ERROR* Illegal register access in command stream Aug 09 22:23:34 ryzen kernel: amdgpu 0000:0a:00.0: GPU reset begin! Aug 09 22:23:38 ryzen kernel: [drm:amdgpu_job_timedout [amdgpu]] *ERROR* ring gfx timeout, signaled seq=193874, emitted seq=193874 Aug 09 22:23:38 ryzen kernel: amdgpu 0000:0a:00.0: GPU reset begin! Aug 09 22:23:44 ryzen kernel: [drm:amdgpu_dm_atomic_check [amdgpu]] *ERROR* [CRTC:44:crtc-0] hw_done or flip_done timed out
Kernel was compiled from amd-staging-drm-next as of commit bf1fd52b0632cd17ac875432a36d3e92be96d8cb.
The RX 460 GPU was (a day before) manually set to lowest mclk/sclk with cd /sys/class/drm/card0/device ; echo manual >power_dpm_force_performance_level ; echo 0 >pp_dpm_mclk ; echo 0 >pp_dpm_sclk