This appears to be a conflict between network-manager's integration with dnsmasq-base, and the dnsmasq package.
If there isn't a specific reason for the dnsmasq package to be installed on your system, the straightforward workaround is to remove dnsmasq with 'apt purge dnsmasq'. ** Changed in: resolvconf (Ubuntu) Status: Incomplete => Invalid ** Changed in: rsyslog (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1534501 Title: dnsmasq error logs fill up storage drive memory To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dnsmasq/+bug/1534501/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs