On 24/02/20 22:22, Dan Rue wrote: > We would also like to be able to verify the additional test coverage > that may be added to kvm-unit-tests against older kernels (I assume it's > not all just new features that tests are added for?) Depending on what you mean by "features". Most changes to kvm-unit-tests are for aspects of the processor that are emulated more correctly. These are rarely if ever backported to stable kernels, and they show up as test failures. Paolo