[350616.380035] [drm:drm_dp_check_act_status [drm_kms_helper]] *ERROR* Failed to get ACT after 3000ms, last status: 00
[350619.421657] [drm:drm_dp_check_act_status [drm_kms_helper]] *ERROR* Failed to get ACT after 3000ms, last status: 00
So something seems to be still flacky. I'll try it later again.
4th try: Works, but
[350616.380035] [drm:drm_ dp_check_ act_status [drm_kms_helper]] *ERROR* Failed to get ACT after 3000ms, last status: 00 dp_check_ act_status [drm_kms_helper]] *ERROR* Failed to get ACT after 3000ms, last status: 00
[350619.421657] [drm:drm_
So something seems to be still flacky. I'll try it later again.