This bug is fixed in the v3.7-rc2-quantal kernel and 3.6.3-030603-generic (which I am running right now). It was probably caused by the kernel trying to report the battery health of my keyboard, but in any event it has been fixed upstream.
** Tags removed: needs-upstream-testing ** Tags added: kernel-fixed-upstream -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1074799 Title: Bluetooth Adapter causes battery level to show on desktop and leads to crash. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1074799/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs