Comment 15 for bug 1958109

The generic/oem kernel packages have provided v4l2loopback-dkms and v4l2loopback-modules on jammy.

$ apt depends linux-oem-20.04
linux-oem-20.04
  Depends: linux-generic

$ apt depends linux-generic
linux-generic
  Depends: linux-image-generic (= 5.15.0.18.18)
  Depends: linux-headers-generic (= 5.15.0.18.18)

$ apt depends linux-image-generic
linux-image-generic
  Depends: linux-image-5.15.0-18-generic
  Depends: linux-modules-extra-5.15.0-18-generic
  Depends: linux-firmware
  Depends: intel-microcode
  Depends: amd64-microcode
  Recommends: thermald

$ apt show linux-image-5.15.0-18-generic
Package: linux-image-5.15.0-18-generic
Version: 5.15.0-18.18
Built-Using: linux (= 5.15.0-18.18)
Priority: optional
Section: kernel
Source: linux-signed
Origin: Ubuntu
Maintainer: Canonical Kernel Team <email address hidden>
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 11.1 MB
Provides: fuse-module, ivtv-modules, kvm-api-4, linux-image, redhat-cluster-modules, spl-dkms, spl-modules, v4l2loopback-dkms, v4l2loopback-modules, virtualbox-guest-modules, zfs-dkms, zfs-modules
Depends: kmod, linux-base (>= 4.5ubuntu1~16.04.1), linux-modules-5.15.0-18-generic
Recommends: grub-pc | grub-efi-amd64 | grub-efi-ia32 | grub | lilo, initramfs-tools | linux-initramfs-tool
Suggests: fdutils, linux-doc | linux-source-5.15.0, linux-tools, linux-headers-5.15.0-18-generic, linux-modules-extra-5.15.0-18-generic
Conflicts: linux-image-unsigned-5.15.0-18-generic
Download-Size: 10.9 MB
APT-Sources: http://archive.ubuntu.com/ubuntu jammy/main amd64 Packages
Description: Signed kernel image generic