[Bug 211277] sometimes crash at s2ram-wake (Ryzen 3500U): amdgpu, drm, commit_tail, amdgpu_dm_atomic_commit_tail

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=211277

--- Comment #62 from youling257 at gmail.com ---
(In reply to James Zhu from comment #61)
> (In reply to youling257 from comment #60)
> > Created attachment 298889 [details]
> > dmesg5.15.txt
> > 
> > (In reply to James Zhu from comment #59)
> > > (In reply to youling257 from comment #58)
> > > > drm/amdgpu: move iommu_resume before ip init/resume cause suspend to
> disk
> > > > resume failed on my amdgpu 3400g.
> > > 
> > > Can you share whole demsg log? Regards! James
> > 
> > when resume failed have to force shutdown, how to output dmesg?
> > only has boot log dmesg.
> 
> after reboot, you can find under /var/log/kern.log and /var/log/syslog based
> on timestamp. you can just attach kern.log

my userspace is androidx86, running androidx86 with linux 5.15 and mesa21 on
amdgpu, no /var/log.
git bisect linux kernel 5.15rc1 and rc2, bad commit is drm/amdgpu: move
iommu_resume before ip init/resume.

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