Wow, Lenovo finally decided to put out a BIOS update! Just installed it, and the flag is no longer needed to boot. Time to close this issue :-)
Thanks for all the help to everyone involved. ** Changed in: linux (Ubuntu) Status: Incomplete => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/903558 Title: [Lenovo ThinkPad L520] Unable to boot 12.04 without 'noapic' flag enabled in GRUB To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/903558/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs