This seems likely to be an output enablement issue, which with KMS is an issue in the kernel drm, so I'm refiling to the kernel.
It would be instructive if you could attempt to reboot with KMS disabled and see if that makes any difference.
This seems likely to be an output enablement issue, which with KMS is an issue in the kernel drm, so I'm refiling to the kernel.
It would be instructive if you could attempt to reboot with KMS disabled and see if that makes any difference.