Changing dtoverlay=vc4-kms-v3d to dtoverlay=vc4-fkms-v3d solves the problem.
UPD: 5.13.0-1010-raspi (the newest kernel from proposed repo) still has a bug. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1949278 Title: Sometimes getting console with purple text (xorg not starting) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi/+bug/1949278/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
