I'm also seeing this same issue with a 5.15-rc4 kernel built from https://github.com/raspberrypi/linux/tree/rpi-5.15.y
[ 408.326395] [drm:drm_atomic_helper_wait_for_flip_done [drm_kms_helper]] *ERROR* [CRTC:77:crtc-3] flip_done timed out [ 408.326477] [drm:drm_crtc_commit_wait [drm]] *ERROR* flip_done timed out [ 408.326711] [drm:drm_atomic_helper_wait_for_dependencies [drm_kms_helper]] *ERROR* [CRTC:77:crtc-3] commit wait timed out -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1944397 Title: HDMI does not display anything with Impish RPi desktop image To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-firmware-raspi2/+bug/1944397/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
