Thank you for taking the time to report this bug and helping to make Ubuntu better. The relevant dpkg terminal log says:
cp: failed to restore the default file creation context: Invalid argument E: /usr/share/initramfs-tools/hooks/kmod failed with return 1. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to initramfs-tools in Ubuntu. https://bugs.launchpad.net/bugs/1777567 Title: package initramfs-tools 0.130ubuntu3.1 failed to install/upgrade: installed initramfs-tools package post-installation script subprocess returned error exit status 1 Status in initramfs-tools package in Ubuntu: Confirmed Bug description: Could not able to upgrade ProblemType: Package DistroRelease: Ubuntu 18.04 Package: initramfs-tools 0.130ubuntu3.1 ProcVersionSignature: Ubuntu 4.15.0-22.24-generic 4.15.17 Uname: Linux 4.15.0-22-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.2 Architecture: amd64 Date: Tue Jun 19 10:11:16 2018 DistributionChannelDescriptor: # This is a distribution channel descriptor # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-trusty-amd64-osp1-20150720-0 DpkgHistoryLog: Start-Date: 2018-06-19 10:09:53 Requested-By: anandharaj (1001) Install: alsa-base:amd64 (1.0.25+dfsg-0ubuntu5, automatic), pulseaudio:amd64 (1:11.1-1ubuntu7.1, automatic), ubuntu-desktop:amd64 (1.417), pulseaudio-module-bluetooth:amd64 (1:11.1-1ubuntu7.1, automatic) Upgrade: fonts-beng-extra:amd64 (1.0-6, 1.0-6ubuntu0.1), fonts-deva-extra:amd64 (3.0-4, 3.0-4ubuntu0.1), libwebkit2gtk-4.0-37:amd64 (2.20.2-0ubuntu0.18.04.1, 2.20.3-0ubuntu0.18.04.1), fonts-orya-extra:amd64 (2.0-5, 2.0-5ubuntu0.1), gir1.2-webkit2-4.0:amd64 (2.20.2-0ubuntu0.18.04.1, 2.20.3-0ubuntu0.18.04.1), fonts-gujr-extra:amd64 (1.0-6, 1.0-6ubuntu0.1), libjavascriptcoregtk-4.0-18:amd64 (2.20.2-0ubuntu0.18.04.1, 2.20.3-0ubuntu0.18.04.1), gir1.2-javascriptcoregtk-4.0:amd64 (2.20.2-0ubuntu0.18.04.1, 2.20.3-0ubuntu0.18.04.1) Remove: linux-image-extra-4.4.0-127-generic:amd64 (4.4.0-127.153) ErrorMessage: installed initramfs-tools package post-installation script subprocess returned error exit status 1 InstallationDate: Installed on 2016-08-23 (664 days ago) InstallationMedia: Ubuntu 14.04 "Trusty" - Build amd64 LIVE Binary 20150720-04:06 PackageArchitecture: all Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3 PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1 RelatedPackageVersions: dpkg 1.19.0.5ubuntu2 apt 1.6.1 SourcePackage: initramfs-tools Title: package initramfs-tools 0.130ubuntu3.1 failed to install/upgrade: installed initramfs-tools package post-installation script subprocess 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/initramfs-tools/+bug/1777567/+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