[Bug 97248] [regression] [amdgpu] New regression in 4.8-rc1

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=97248

            Bug ID: 97248
           Summary: [regression] [amdgpu] New regression in 4.8-rc1
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/AMDgpu
          Assignee: dri-devel at lists.freedesktop.org
          Reporter: mike at fireburn.co.uk

Created attachment 125605
  --> https://bugs.freedesktop.org/attachment.cgi?id=125605&action=edit
dmesg

I'm seeing a new regression since 4.8-rc1 on Linus's tree, drm-next, agd5f's
4.9-next-wip since 4.8-rc1 was merged. I'm about to start bisecting

[   12.644973] amdgpu 0000:01:00.0: Refused to change power state, currently in
D3
[   12.720886] amdgpu 0000:01:00.0: Refused to change power state, currently in
D3
[   12.733891] amdgpu 0000:01:00.0: Refused to change power state, currently in
D3
[   12.958093] amdgpu 0000:01:00.0: Wait for MC idle timedout !
[   13.071062] amdgpu 0000:01:00.0: Wait for MC idle timedout !
[   13.081607] [ powerplay ] Invalid VramInfo table.Failed to initialize MC reg
table!
[   13.770954] [drm:gfx_v8_0_ring_test_ring] *ERROR* amdgpu: ring 0 test failed
(scratch(0xC040)=0xFFFFFFFF)
[   13.772803] [drm:amdgpu_resume] *ERROR* resume of IP block <gfx_v8_0> failed
-22
[   13.774713] [drm:amdgpu_resume_kms] *ERROR* amdgpu_resume failed (-22).
[   13.776643] amdgpu 0000:01:00.0: couldn't schedule ib
[   13.778602] [drm:amdgpu_job_run] *ERROR* Error scheduling IBs (-22)
[   13.805924] amdgpu 0000:01:00.0: couldn't schedule ib
[   13.805928] [drm:amdgpu_job_run] *ERROR* Error scheduling IBs (-22)
[   18.934066] [drm:amdgpu_suspend] *ERROR* suspend of IP block <vce_v3_0>
failed -110
[   18.943133] [drm:amdgpu_suspend] *ERROR* set_clockgating_state(ungate) of IP
block <uvd_v5_0> failed -16

These are probably the most relevant messages

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