[Regression bisected] v6.3-rc4 Error scheduling IBs after resume from hibernate

[Deucher, Alexander]

[Public]

> -----Original Message-----
> From: Julian Wollrath <jwollrath at web.de>
> Sent: Thursday, March 30, 2023 10:08 AM
> To: dri-devel at lists.freedesktop.org
> Cc: Huang, Tim <Tim.Huang at amd.com>; Deucher, Alexander
> <Alexander.Deucher at amd.com>
> Subject: [Regression bisected] v6.3-rc4 Error scheduling IBs after resume
> from hibernate
> 
> Hi,
> 
> on an AMD Ryzen 5 PRO 4650U / Renoir (amdgpu: added device
> 1002:1636) I the screen basically freezes and I get the following errors with
> kernel v6.3-rc4
> 
> [   26.214541] amdgpu 0000:03:00.0: [drm:amdgpu_ib_ring_tests [amdgpu]]
> *ERROR* IB test failed on gfx_low (-110).
> [   26.379624] [drm] ring 0 timeout to preempt ib
> [   27.387884] amdgpu 0000:03:00.0: [drm:amdgpu_ib_ring_tests [amdgpu]]
> *ERROR* IB test failed on gfx_high (-110).
> [   27.392945] [drm:process_one_work] *ERROR* ib ring test failed (-110).
> [   27.400370] amdgpu 0000:03:00.0: amdgpu: couldn't schedule ib on ring
> <gfx_low>
> [   27.400384] [drm:amdgpu_job_run [amdgpu]] *ERROR* Error scheduling
> IBs (-22)
> [   44.440532] amdgpu 0000:03:00.0: amdgpu: failed to write reg 28b4 wait reg
> 28c6
> [   61.177118] amdgpu 0000:03:00.0: amdgpu: failed to write reg 1a6f4 wait reg
> 1a706
> [   61.189275] amdgpu 0000:03:00.0: amdgpu: couldn't schedule ib on ring
> <gfx_low>
> [   61.189286] [drm:amdgpu_job_run [amdgpu]] *ERROR* Error scheduling
> IBs (-22)
> 
> I bisected the issue, the first bad commit is
> b589626674de94d977e81c99bf7905872b991197 reverting it on top of v6.3-rc4
> also fixes the issue.

Fixed in:
https://patchwork.freedesktop.org/patch/529751/

Alex

> 
> 
> Best regards,
> Julian Wollrath
> 
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