Comment # 5 on bug 106303 from Mike

>Can you bisect?
No, I'm using pre-compiled kernels.
However, it's clearly happens in-between 4.15.8 and 4.16.{0 .. 2}.
Reproduces stably.

>Are you using multiple monitors?
No, single monitor via DisplayPort (2560x1440x144).

PS. I'm also use amdgpu.dc=1