Hello,
I believe I am seeing the same issue. Hope this log helps to find the problem:
```
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: amdgpu: Failed to enable gfxoff!
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: amdgpu: SMU: I'm not done with your previous command: SMN_C2PMSG_66:0x00000028 SMN_C2PMSG_82:0x00000000
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collerade-reports: debian trixie kernel 6.12.30 freezescting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu rade-reports: debian trixie kernel 6.12.30 freezes0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:11 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: amdgpu: Failed to enable gfxoff!
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: amdgpu: SMU: I'm not done with your previous command: SMN_C2PMSG_66:0x00000028 SMN_C2PMSG_82:0x00000000
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:06 debian-tor kernel: amdgpu 000rade-reports: debian trixie kernel 6.12.30 freezes0:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:03 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:02 debian-tor kernel: clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1151878161 wd_nsec: 1151876635
Jun 08 12:36:02 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:02 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:02 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:02 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:02 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:02 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:02 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
Jun 08 12:36:01 debian-tor kernel: amdgpu 0000:0d:00.0: [drm] *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error - collecting diagnostic data
```
S pozdravem | Best regards Ondřej Pírko