I wasn't able to recreate it until we added our PPA to get the following version:
3.28.3-0ubuntu18.04.5pop1~1551986836~18.04~d21ecd7 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1850727 Title: [nvidia] Let GDM timeout and it changes to a blank screen where there is no way to recover To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1850727/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs