This is the same problem reported in bug https://bugs.edge.launchpad.net/bugs/430272 who someone marked as dup of an unrelated bug (IMHO)
If you boot in single the boot stops after init-bottom You can press ctrl-alt-supr and reboot so the system isn't hang I've been updating all updates since last night booting as init=/bin/bash but the issue isn't fixed yet so it is still a problem ** Changed in: upstart (Ubuntu) Status: New => Confirmed -- upstart hangs at udev unknown key errors https://bugs.launchpad.net/bugs/430667 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs