This is a note to let you know that I've just added the patch titled KVM: x86/mmu: Passing up the error state of mmu_alloc_shadow_roots() to the 5.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: kvm-x86-mmu-passing-up-the-error-state-of-mmu_alloc_shadow_roots.patch and it can be found in the queue-5.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it.