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Maybe the resume is canceled or aborted for >> some reason. >> > Yes, of course. I have made the files available here: > https://drive.google.com/drive/folders/1W3M3bFEl0ZVv2rnqvmbveDFZBhc84BNa Ah! That suddenly makes much more sense. Here is the root cause: [111313.897796] amdgpu 0000:29:00.0: [drm:amdgpu_ring_test_helper [amdgpu]] *ERROR* ring comp_1.1.0 test failed (-110) [111314.135761] amdgpu 0000:29:00.0: [drm:amdgpu_ring_test_helper [amdgpu]] *ERROR* ring comp_1.2.0 test failed (-110) [111314.373786] amdgpu 0000:29:00.0: [drm:amdgpu_ring_test_helper [amdgpu]] *ERROR* ring comp_1.0.1 test failed (-110) [111314.611722] amdgpu 0000:29:00.0: [drm:amdgpu_ring_test_helper [amdgpu]] *ERROR* ring comp_1.1.1 test failed (-110) [111314.849647] amdgpu 0000:29:00.0: [drm:amdgpu_ring_test_helper [amdgpu]] *ERROR* ring comp_1.2.1 test failed (-110) [111315.087658] amdgpu 0000:29:00.0: [drm:amdgpu_ring_test_helper [amdgpu]] *ERROR* ring comp_1.3.1 test failed (-110) [111315.207293] [drm] UVD and UVD ENC initialized successfully. [111315.308270] [drm] VCE initialized successfully. [111315.447494] PM: resume devices took 2.306 seconds [111315.447865] OOM killer enabled. I'm surprised that this works at all. For some reason the graphics queue works, but the compute queues fail to resume. @Alex what do we do about that? We could return an error when not all rings come up again after resume, but that will probably result in a number of complains. Regards, Christian. > > best regards, > Philipp