You have a broken third party init script installed named runlcactivator that you will need to remove.
** Changed in: util-linux (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to util-linux in Ubuntu. https://bugs.launchpad.net/bugs/1763473 Title: package util-linux 2.27.1-6ubuntu3.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 Status in util-linux package in Ubuntu: Invalid Bug description: COMMAND GIVEN WAS: sudo apt-get -y dist-upgrade ProblemType: Package DistroRelease: Ubuntu 16.04 Package: util-linux 2.27.1-6ubuntu3.4 ProcVersionSignature: Ubuntu 4.4.0-116.140-generic 4.4.98 Uname: Linux 4.4.0-116-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.15 Architecture: amd64 Date: Thu Apr 12 23:46:46 2018 ErrorMessage: subprocess installed post-installation script returned error exit status 1 InstallationDate: Installed on 2017-12-11 (122 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1) RelatedPackageVersions: dpkg 1.18.4ubuntu1.4 apt 1.2.24 SourcePackage: util-linux Title: package util-linux 2.27.1-6ubuntu3.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/util-linux/+bug/1763473/+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