https://bugs.freedesktop.org/show_bug.cgi?id=110360
--- Comment #3 from jian-hong@endlessm.com --- Created attachment 143916 --> https://bugs.freedesktop.org/attachment.cgi?id=143916&action=edit The dmesg of disabled amdgpu's runpm
(In reply to Alex Deucher from comment #2)
Does booting with amdgpu.runpm=0 on the kernel command line in grub help?
System boots correctly with amdgpu.runpm=0 on the kernel command line.