Bad news, after running for a day without any problems it started crashing again with the same old I830WaitLpRing message. So the latest git version of the driver still seems to have the same problem.
-- Random keyboard failure in X https://launchpad.net/bugs/58884 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs