So I ran strace -ff -o 2015-12-18-grub-mkconfig-strace-ff sh -x /usr/sbin/grub- mkconfig
That produced 1000 files and took several attempts to kill off the various processes that spawned after killing the hung ones. I doubt anyone wants to see 1000 strace dumps. Please advise. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1527645 Title: grub-mkconfig hangs (due to acting on closed handle?) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1527645/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs