It turns out I still have some older kernels on my machine. I tried 3.5.0-7 and it hangs in the same place. Let me know if you still want me to try the 3.5 final quantal kernel referenced above (which I think is the oldest one on your list).
** Changed in: linux (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1061149 Title: boot occasionally hangs while "Checking battery state..." To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1061149/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs