Thanks for the info. it's still not apparent to me what would be triggering this crash, but I think that's enough info now to assign this over to the kernel team for investigation.
** Package changed: grub2 (Ubuntu) => linux (Ubuntu) ** 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/1491615 Title: Updating shim-signed freezes computer during postinstall To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1491615/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs