package linux-headers-6.5.0-18-generic 6.5.0-18.18~22.04.1 failed to install/upgrade: installed linux-headers-6.5.0-18-generic package post-installation script subprocess returned error exit status 1

[Ronnie]

Performed simple update & upgrade - issue encountered when processing:

 linux-headers-6.5.0-18-generic
 linux-headers-generic-hwe-22.04
 linux-generic-hwe-22.04
 linux-image-6.5.0-18-generic
E: Sub-process /usr/bin/dpkg returned an error code (1)

ProblemType: Package
DistroRelease: Ubuntu 22.04
Package: linux-headers-6.5.0-18-generic 6.5.0-18.18~22.04.1
ProcVersionSignature: Ubuntu 6.5.0-17.17~22.04.1-generic 6.5.8
Uname: Linux 6.5.0-17-generic x86_64
ApportVersion: 2.20.11-0ubuntu82.5
Architecture: amd64
CasperMD5CheckResult: pass
Date: Thu Feb 15 23:34:42 2024
ErrorMessage: installed linux-headers-6.5.0-18-generic package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2024-02-11 (4 days ago)
InstallationMedia: Ubuntu 22.04.3 LTS "Jammy Jellyfish" - Release amd64 (20230807.2)
Python3Details: /usr/bin/python3.10, Python 3.10.12, python3-minimal, 3.10.6-1~22.04
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.21.1ubuntu2.2
 apt 2.4.11
SourcePackage: linux-hwe-6.5
Title: package linux-headers-6.5.0-18-generic 6.5.0-18.18~22.04.1 failed to install/upgrade: installed linux-headers-6.5.0-18-generic package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

[Juerg Haefliger (juergh)]

/etc/kernel/header_postinst.d/dkms:
 * dkms: running auto installation service for kernel 6.5.0-18-generic
Error! Could not locate dkms.conf file.
File: /var/lib/dkms/amdgpu/6.2.4-1666569.22.04/source/dkms.conf does not exist.
   ...fail!

[Juerg Haefliger (juergh)]

You have a broken and unusupported DKMS modules installed that breaks the kernel headers installation. Try:

$ dkms remove amdgpu/6.2.4-1666569.22.04