https://bugzilla.kernel.org/show_bug.cgi?id=200517
--- Comment #10 from Alex Deucher (alexdeucher@gmail.com) --- (In reply to Alex Deucher from comment #2)
Duplicate of: https://bugs.freedesktop.org/show_bug.cgi?id=105760
This is apparently not a duplicate of that bug. Similar symptoms, but different root cause.