OK, I'm not sure how to modify this, but about an hour after I reported this, it happened again without virtualbox having been started since boot. It would appear to be an X.org issue that's triggered by (among other things) virtualbox?
-- X(?) locks up after a few minutes https://bugs.launchpad.net/bugs/287648 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
