On Mon, 13 May 2024 09:20:38 +0100, Pavel Machek <pavel@xxxxxxx> wrote: > > Hi! > > > Assert that accesses to a non-existent vgic-v2 CPU interface > > consistently fail across the various KVM device attr ioctls. This also > > serves as a regression test for a bug wherein KVM hits a NULL > > dereference when the CPUID specified in the ioctl is invalid. > > > > Note that there is no need to print the observed errno, as TEST_ASSERT() > > will take care of it. > > I don't think this fixes the bug... and thus we should not need it in > stable. Given that this goes together with an actually bug fix that was backported, it *is*, for once, actually useful to have it in stable. M. -- Without deviation from the norm, progress is not possible.