Yep, it seems to be a usplash problem, since disabling usplash resolves it. Maybe this is somehow related to usplash segfaulting on amd64?
Here's the output of Alt+SysRq+T: ** Attachment added: "lockup1.jpg" http://librarian.launchpad.net/4291868/lockup1.jpg -- BUG: soft lockup detected on CPU#0! https://launchpad.net/bugs/60053 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
