I can still reproduce this on 16.10 fully updated with libc6:amd64 2.24-3ubuntu1, so the Ubuntu task should probably be reopened.
$ LANG=de_DE mkinitramfs --help Segmentation fault (core dumped) W: non-GNU getopt $ LANG=de_DE getopt -o c -- --help Segmentation fault (core dumped) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1577460 Title: mkinitramfs --help > Core dumped To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-z-systems/+bug/1577460/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs