I'm seeing the same errors with NTPsec (a fork of this ntpd, which I have packaged for Debian) on 16.04. The apparmor policy is copied from this ntp package. I'm not able to reproduce the problem at will, but it seems to happen regularly. The proposed change seems to have resolved it.
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ntp in Ubuntu. https://bugs.launchpad.net/bugs/1727202 Title: [17.10 regression] AppArmor denial: Failed name lookup - disconnected path Status in ntp package in Ubuntu: Triaged Status in ntp source package in Artful: New Status in ntp source package in Bionic: Triaged Bug description: Merely installing and starting ntp.service in Ubuntu 17.10 now causes this AppArmor violation: audit: type=1400 audit(1508915894.215:25): apparmor="DENIED" operation="sendmsg" info="Failed name lookup - disconnected path" error=-13 profile="/usr/sbin/ntpd" name="run/systemd/journal/dev-log" pid=5600 comm="ntpd" requested_mask="w" denied_mask="w" fsuid=0 ouid=0 (many times). This hasn't happened in earlier Ubuntu releases yet. This was spotted by Cockpit's integration tests, as our "ubuntu- stable" image now moved to 17.10 after its release. ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: ntp 1:4.2.8p10+dfsg-5ubuntu3 ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4 Uname: Linux 4.13.0-16-generic x86_64 ApportVersion: 2.20.7-0ubuntu3 Architecture: amd64 Date: Wed Oct 25 03:19:34 2017 SourcePackage: ntp UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1727202/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp