In my case, disabling blur effects on compiz and/or upgrading the kernel helped. I haven't had this issue in several weeks now, but was having it a few times per week before.
-- Jaunty freezes randomly https://bugs.launchpad.net/bugs/367464 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