I've been able to reproduce this with a 16.04 Amazon EC2 exported image on VMware vSphere 6.7. The VM boot fine after adding a serial port. We will try to reproduce the same workaround adding a serial console connection in OCI (which is the final target for that cloud image).
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1573095 Title: Cloud images fail to boot when a serial port is not available To manage notifications about this bug go to: https://bugs.launchpad.net/cloud-images/+bug/1573095/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs