Merge tag 'kvm-x86-selftests-6.18' of https://github.com/kvm-x86/linux into HEAD

KVM selftests changes for 6.18

 - Add #DE coverage in the fastops test (the only exception that's guest-
   triggerable in fastop-emulated instructions).

 - Fix PMU selftests errors encountered on Granite Rapids (GNR), Sierra
   Forest (SRF) and Clearwater Forest (CWF).

 - Minor cleanups and improvements

diff --cc tools/testing/selftests/kvm/include/kvm_util.h
Simple merge

diff --cc tools/testing/selftests/kvm/lib/kvm_util.c
Simple merge

diff --cc tools/testing/selftests/kvm/lib/x86/processor.c
Simple merge