https://bugs.freedesktop.org/show_bug.cgi?id=108100
--- Comment #7 from Nicholas Kazlauskas nicholas.kazlauskas@amd.com --- (In reply to Jure Repinc from comment #6)
Is there any other info I should provide so you can start fixing this bug?
Do you use X? Do you mind posting an xorg log?
It would help to have one from a session where you booted with amdgpu.dc=0.