So far we've only been able to produce this by doing bionic deploys. One thing that stands out in the rsyslog for bionic deploys is this failure:
http://paste.ubuntu.com/p/y8xXc7PYjp/ Apr 2 17:48:35 leafeon blkdeactivate[1782]: /sbin/blkdeactivate: line 345: /bin/sort: No such file or directory Could it be related? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1759445 Title: kernel panic when trying to reboot in bionic To manage notifications about this bug go to: https://bugs.launchpad.net/maas/+bug/1759445/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs