https://bugs.freedesktop.org/show_bug.cgi?id=101946
--- Comment #27 from Luke A. Guest laguest@archeia.com ---
FWIW I don't think any of these patches are relevant to you then.
Not strictly true. As I said, Alex pointed me at this page to try his patches. I believe all this is connected. There are issues un/binding from/to the driver. There are reset issues as well.
I've put my test branch here https://github.com/Lucretia/linux-amdgpu/tree/amdgpu/v4.13-rc2-amdgpu-reset-...