https://bugs.freedesktop.org/show_bug.cgi?id=106940
--- Comment #23 from Server Angels seany@seanyseansean.com --- Just to add - I had the same experience with rc1 on a Vega / Ryzen system. System is responsive over the network but black screen.
This is with Fedora and rawhide kernels.
What exact debug would be useful apart from what OP provided?