This is likely fixed in current systemd versions already, but the recent commit https://github.com/systemd/systemd/commit/ad2706db7cce should fix the remaining traces of this.
Current systemd package in https://launchpad.net/~pitti/+archive/ubuntu/systemd contains this patch, if you want to give it a try on Ubuntu 16.10. ** Changed in: systemd (Ubuntu) Status: Confirmed => Fix Committed -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to systemd in Ubuntu. https://bugs.launchpad.net/bugs/1519499 Title: Shutdown failure: Assertion 'sd_id128_randomize(&id) >= 0' failed at ../src/core/dbus.c:657, function bus_on_connection(). Aborting. Status in systemd package in Ubuntu: Fix Committed Bug description: This is a follow-up on this issue here: https://github.com/lxc/lxd/issues/1336 I cannot stop a LXD container gently and as it seems the issue lies within ubuntu/systemd which does not handle SIGPWR correctly. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1519499/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp