Good news! I installed 3.5.0-28.48 and the system boots every time now.
Should I just continue using this fix for my normal operation now? Any issues with that? Thanks for your help -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1169304 Title: 3.2.0-40-generic hanging Lenovo T420 on boot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1169304/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs