https://bugzilla.kernel.org/show_bug.cgi?id=206017
--- Comment #16 from udo (udovdh@xs4all.nl) --- amdgpu.noretry=0 works as workaround so the commit should fix things well. Thanks for the commit!
Still looking for the right component for https://bugzilla.kernel.org/show_bug.cgi?id=206191 :-/