package linux-image-5.15.0-84-generic (not installed) failed to install/upgrade: unable to open '/boot/vmlinuz-5.15.0-84-generic.dpkg-new': Operation not permitted

[Amit Kumar]

Not able to install updates of ubuntu system is getting slow

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: linux-image-5.15.0-84-generic (not installed)
ProcVersionSignature: Ubuntu 5.15.0-83.92~20.04.1-generic 5.15.116
Uname: Linux 5.15.0-83-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.26
Architecture: amd64
CasperMD5CheckResult: skip
Date: Fri Nov 3 15:14:34 2023
DpkgHistoryLog:
 Start-Date: 2023-11-03 15:13:01
 Commandline: apt-get install -f
 Requested-By: admin1 (1000)
 Install: linux-hwe-5.15-headers-5.15.0-88:amd64 (5.15.0-88.98~20.04.1, automatic), linux-modules-extra-5.15.0-88-generic:amd64 (5.15.0-88.98~20.04.1, automatic), linux-modules-5.15.0-88-generic:amd64 (5.15.0-88.98~20.04.1, automatic), linux-headers-5.15.0-88-generic:amd64 (5.15.0-88.98~20.04.1, automatic), linux-image-5.15.0-84-generic:amd64 (5.15.0-84.93~20.04.1, automatic), linux-image-5.15.0-86-generic:amd64 (5.15.0-86.96~20.04.1, automatic), linux-image-5.15.0-88-generic:amd64 (5.15.0-88.98~20.04.1, automatic)
 Upgrade: linux-headers-generic-hwe-20.04:amd64 (5.15.0.86.96~20.04.44, 5.15.0.88.98~20.04.46), linux-image-generic-hwe-20.04:amd64 (5.15.0.86.96~20.04.44, 5.15.0.88.98~20.04.46), linux-generic-hwe-20.04:amd64 (5.15.0.86.96~20.04.44, 5.15.0.88.98~20.04.46)
DuplicateSignature:
 package:linux-image-5.15.0-84-generic:(not installed)
 Unpacking linux-image-5.15.0-84-generic (5.15.0-84.93~20.04.1) ...
 dpkg: error processing archive /tmp/apt-dpkg-install-2gOGNH/8-linux-image-5.15.0-84-generic_5.15.0-84.93~20.04.1_amd64.deb (--unpack):
  unable to open '/boot/vmlinuz-5.15.0-84-generic.dpkg-new': Operation not permitted
ErrorMessage: unable to open '/boot/vmlinuz-5.15.0-84-generic.dpkg-new': Operation not permitted
InstallationDate: Installed on 2023-09-12 (51 days ago)
InstallationMedia: Ubuntu 20.04.2.0 LTS "Focal Fossa" - Release amd64 (20210209.1)
Python3Details: /usr/bin/python3.8, Python 3.8.10, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3.2
 apt 2.0.4
SourcePackage: linux-signed-hwe-5.15
Title: package linux-image-5.15.0-84-generic (not installed) failed to install/upgrade: unable to open '/boot/vmlinuz-5.15.0-84-generic.dpkg-new': Operation not permitted
UpgradeStatus: No upgrade log present (probably fresh install)