https://bugzilla.kernel.org/show_bug.cgi?id=208835 --- Comment #2 from sevenever (sevenever@xxxxxxxxx) --- (In reply to Alex Deucher from comment #1) > Does it work without the external display connected? Tried several times, Looks like no problem without the external display connected. btw, I have kernel option amd_iommu=off and vt.handoff=7 -- You are receiving this mail because: You are watching the assignee of the bug. _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel