package wireguard-dkms 1.0.20201112-1~20.04.1 failed to install/upgrade: installed wireguard-dkms package post-installation script subprocess returned error exit status 10

[Tim Harris]

On attempted upgrade from 18.04LTS to 20LTS

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: wireguard-dkms 1.0.20201112-1~20.04.1
ProcVersionSignature: Ubuntu 4.15.0-50.54-generic 4.15.18
Uname: Linux 4.15.0-50-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.13
Architecture: amd64
CasperMD5CheckResult: skip
Date: Sat Dec 5 18:27:09 2020
ErrorMessage: installed wireguard-dkms package post-installation script subprocess returned error exit status 10
InstallationDate: Installed on 2020-12-04 (1 days ago)
InstallationMedia:

PackageArchitecture: all
Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.2ubuntu0.1
SourcePackage: wireguard-linux-compat
Title: package wireguard-dkms 1.0.20201112-1~20.04.1 failed to install/upgrade: installed wireguard-dkms package post-installation script subprocess returned error exit status 10
UpgradeStatus: Upgraded to focal on 2020-12-05 (0 days ago)

[Jason A. Donenfeld (zx2c4)]

apw - I'll leave this to you.

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.