It appears the bad behavior was introduced by a patch to cron by steve langasek
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=543303 ** Bug watch added: Debian Bug tracker #543303 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=543303 -- pam_mount trying to unmount my auto-mounted encrypted partitions every hour via CRON https://bugs.launchpad.net/bugs/483159 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs