[Bug 104064] (DC 4.15-rc2) WARNING: CPU: 4 PID: 75 at drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:601 dm_suspend+0x4e/0x60 [amdgpu]

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104064

            Bug ID: 104064
           Summary: (DC 4.15-rc2) WARNING: CPU: 4 PID: 75 at
                    drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu
                    _dm.c:601 dm_suspend+0x4e/0x60 [amdgpu]
           Product: DRI
           Version: DRI git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/AMDgpu
          Assignee: dri-devel at lists.freedesktop.org
          Reporter: taijian at posteo.de

Created attachment 135921
  --> https://bugs.freedesktop.org/attachment.cgi?id=135921&action=edit
relevant dmesg output

I am getting repeated gpu resets on 4.15-rc2 with my hybrid laptop
(i7-7700HQ/RX470) with amdgpu.dc=1 set on the command line. Something seems to
be off with power management, as the dGPU does not fully power down, even when
not in use. dmesg attached, lspci follows.

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