Re: 6.15-rc6/regression/bisected - after commit f1c6be3999d2 error appeared: *ERROR* dc_dmub_srv_log_diagnostic_data: DMCUB error

[Mikhail Gavrilov]

On Sat, May 31, 2025 at 1:13 AM Pillai, Aurabindo
<Aurabindo.Pillai@xxxxxxx> wrote:
>
> [AMD Official Use Only - AMD Internal Distribution Only]
>
>
> Hi Mike,
>
> Thanks for the logs. I've reverted the patch in amd-staging-drm-next and also sent the patch to the stable list.
>
> If its possible, please also collect the dmcub trace log (cat /sys/kernel/debug/dri/0/amdgpu_dm_dmub_tracebuffer) after the hang. Its usually dri/0 or dri/1 folder

Hi Aurabindo,

I’ve attached the amdgpu_dm_dmub_tracebuffer and the full kernel log
captured after the hang on the 6900XT.

Let me know if you need any additional data or testing.

-- 
Best Regards,
Mike Gavrilov.

Attachment: amdgpu_dm_dmub_tracebuffer.zip
Description: Zip archive

Attachment: dmesg.zip
Description: Zip archive