Comment 3 for bug 2024899

Testing transitionals:

In mantic chroot installed kvm kernel, enabled bootstrap ppa, and doing full-upgrade:

The following packages were automatically installed and are no longer required:
  linux-headers-kvm linux-kvm linux-tools-kvm
Use 'apt autoremove' to remove them.
The following NEW packages will be installed:
  linux-headers-6.3.0-7 linux-headers-6.3.0-7-generic linux-headers-generic
  linux-headers-virtual linux-image-6.3.0-7-generic linux-image-virtual
  linux-modules-6.3.0-7-generic linux-tools-6.3.0-7 linux-tools-6.3.0-7-generic
  linux-tools-virtual linux-virtual
The following packages will be upgraded:
  linux-headers-kvm linux-image-kvm linux-kvm linux-tools-kvm
4 upgraded, 11 newly installed, 0 to remove and 0 not upgraded.
Need to get 63.7 MB of archives.
After this operation, 291 MB of additional disk space will be used.
Do you want to continue? [Y/n] Y

# apt autoremove
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
The following packages will be REMOVED:
  linux-headers-kvm linux-kvm linux-tools-kvm

In the end only virtial metapackages remain, with latest generic ABI, and old kvm ABI as expected:

# dpkg-query -W | grep -e kvm -e generic -e virtual
linux-headers-6.2.0-1003-kvm 6.2.0-1003.3
linux-headers-6.3.0-7-generic 6.3.0-7.7
linux-headers-generic 6.3.0.7.8
linux-headers-virtual 6.3.0.7.8
linux-image-6.2.0-1003-kvm 6.2.0-1003.3
linux-image-6.3.0-7-generic 6.3.0-7.7
linux-image-kvm 6.3.0.7.8
linux-image-virtual 6.3.0.7.8
linux-kvm-headers-6.2.0-1003 6.2.0-1003.3
linux-kvm-tools-6.2.0-1003 6.2.0-1003.3
linux-modules-6.2.0-1003-kvm 6.2.0-1003.3
linux-modules-6.3.0-7-generic 6.3.0-7.7
linux-tools-6.2.0-1003-kvm 6.2.0-1003.3
linux-tools-6.3.0-7-generic 6.3.0-7.7
linux-tools-virtual 6.3.0.7.8
linux-virtual 6.3.0.7.8