wireguard-dkms 1.0.20201112-1~16.04.1: wireguard kernel module failed to build

[Sergey Pitirimov]

It opens warning message window frequently.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: wireguard-dkms 1.0.20201112-1~16.04.1
ProcVersionSignature: hostname 4.15.0-101.102~16.04.1-generic 4.15.18
Uname: Linux 4.15.0-101-generic x86_64
NonfreeKernelModules: prl_fs_freeze prl_fs prl_eth prl_tg
ApportVersion: 2.20.1-0ubuntu2.30+esm1
Architecture: amd64
DKMSKernelVersion: 4.15.0-101-generic
Date: Thu Jun 24 18:46:27 2021
DuplicateSignature: dkms:wireguard-dkms:1.0.20201112-1~16.04.1:/var/lib/dkms/wireguard/1.0.20201112/build/socket.c:139:18: error: ‘const struct ipv6_stub’ has no member named ‘ipv6_dst_lookup_flow’
InstallationDate: Installed on 2017-03-18 (1559 days ago)
InstallationMedia: Ubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215.2)
PackageArchitecture: all
PackageVersion: 1.0.20201112-1~16.04.1
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.7
 apt 1.2.35
SourcePackage: wireguard-linux-compat
Title: wireguard-dkms 1.0.20201112-1~16.04.1: wireguard kernel module failed to build
UpgradeStatus: No upgrade log present (probably fresh install)