Comment # 5 on bug 107991 from kyle.devir@mykolab.com

> amdgpu from kernel 4.18.8 + DRM changes for 4.19

So, stable upstream plus patches, or is this the AMD Staging kernel?

> It's likely a GPU specific issue in radeonsi.

I wonder if there's any way to narrow down this issue any further?

Apart from testing with your kernel config, anyways.