I don't see any apparmor denials in your kern.log and this line is in your apparmor profile: /{,var/}run/{,dhcp-server/}dhcpd{,6}.pid w,
which allows writes to: /var/run/dhcpd.pid This does not seem to be an apparmor problem. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/985417 Title: dhcpd cannot write /var/run/dhcpd.pid To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/isc-dhcp/+bug/985417/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs