I stumbled upon this bug independently running Fedora 27 on Lenovo T420 with GeForce 119M, but because I plugged the monitor only after the boot I have a stacktrace with hopefully helpful dmesg log. I attached the log to the upstream bug report.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1723619 Title: Ubuntu Desktop ISO fails to boot with nouveau on a displayport To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1723619/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs