This looks like a duplicate of bug 972723. which appears to be triggered by a race condition in the ite-cir driver. Affected users there have confirmed a workaround by blacklisting the ite-cir driver for now:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/972723/comments/10 If this allows you to workaround this issue as well, please let us know and we'll mark this as a duplicate. Thanks. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/979508 Title: 3.2.0-22 kernel hard locks on boot immediately after upgrade to precise. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/979508/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
