Package: ntp Version: 1:4.2.8p10+dfsg-3+exp2 Severity: important File: /usr/lib/ntp/ntp-systemd-wrapper
Because $PIDFILE is never set, you end up writing the PIDFILE to a file called "/-g" in the root file system. By the way stopping the deamon does not remove the PIDFILE either, thus your next version should clean the stray /-g file off the users' systems lest it be left there forever.