Well that explains it. So we would have seen this issues from release except for the cloud-init bug.
Now we need to isolate the fix and backport it to the ga kernel. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1701297 Title: NTP reload failure (unable to read library) on overlayfs Status in cloud-init: Incomplete Status in apparmor package in Ubuntu: Confirmed Status in cloud-init package in Ubuntu: Incomplete Status in linux package in Ubuntu: Confirmed Bug description: After update [1] of cloud-init in Ubuntu (which landed in xenial- updates on 2017-06-27), it is causing NTP reload failures. https://launchpad.net/ubuntu/+source/cloud-init/0.7.9-153-g16a7302f- 0ubuntu1~16.04.1 In MAAS scenarios, this is causing the machine to fail to deploy. To manage notifications about this bug go to: https://bugs.launchpad.net/cloud-init/+bug/1701297/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp