I also have this problem. I thought I would contribute my 'lspci -vvnn' as well in hopes that it will help.
** Attachment added: "marion.log" http://launchpadlibrarian.net/20545648/marion.log -- Black screen, only mouse visible https://bugs.launchpad.net/bugs/278492 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