Problem still exists even after disabling apparmor completely: May 14 09:46:18 dc sh[4241]: ../../../../lib/isc/unix/socket.c:3361: INSIST(!sock->pending_send) failed, back trace May 14 09:46:18 dc sh[4241]: #0 0x7fdeeb0dca4a in ?? May 14 09:46:18 dc sh[4241]: #1 0x7fdeeb0dc980 in ?? May 14 09:46:18 dc sh[4241]: #2 0x7fdeeb1187e1 in ?? May 14 09:46:18 dc sh[4241]: #3 0x7fdeeaebf609 in ?? May 14 09:46:18 dc sh[4241]: #4 0x7fdeeaffb103 in ?? May 14 09:46:18 dc systemd[1]: isc-dhcp-server.service: Main process exited, code=killed, status=6/ABRT May 14 09:46:18 dc systemd[1]: isc-dhcp-server.service: Failed with result 'signal'.
isc-dhcp-server 4.4.1-2.1ubuntu5 amd64 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1870729 Title: DHCP Server regularly killed code=killed, status=6/ABRT To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/isc-dhcp/+bug/1870729/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs