I converted my Ubuntu install to EFI boot and now everything works (*), https://help.ubuntu.com/community/UEFI
(*) my function keys and touchpad are still not behaving. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1197451 Title: Ubuntu fails to properly boot on Macbook Air 2013 6,1 & 6,2 To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1197451/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs