I get this as well. I login to a virt term and sudo pkill Xorg. This prompts me for a login again, but at least it then goes to the desktop.
Also note that this seems to be a duplicate of #439059 -- xsplash taking 100% CPU with UNR installations https://bugs.launchpad.net/bugs/438458 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