The patch below does not apply to the 5.4-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable@xxxxxxxxxxxxxxx>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From 6d1b867d045699d6ce0dfa0ef35d1b87dd36db56 Mon Sep 17 00:00:00 2001 From: Sean Christopherson <seanjc@xxxxxxxxxx> Date: Thu, 4 Mar 2021 17:10:56 -0800 Subject: [PATCH] KVM: SVM: Don't strip the C-bit from CR2 on #PF interception Don't strip the C-bit from the faulting address on an intercepted #PF, the address is a virtual address, not a physical address. Fixes: 0ede79e13224 ("KVM: SVM: Clear C-bit from the page fault address") Cc: stable@xxxxxxxxxxxxxxx Cc: Brijesh Singh <brijesh.singh@xxxxxxx> Cc: Tom Lendacky <thomas.lendacky@xxxxxxx> Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx> Message-Id: <20210305011101.3597423-13-seanjc@xxxxxxxxxx> Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx> diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 58a45bb139f8..cc45ea16c0d7 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -1898,7 +1898,7 @@ static void svm_set_dr7(struct kvm_vcpu *vcpu, unsigned long value) static int pf_interception(struct vcpu_svm *svm) { - u64 fault_address = __sme_clr(svm->vmcb->control.exit_info_2); + u64 fault_address = svm->vmcb->control.exit_info_2; u64 error_code = svm->vmcb->control.exit_info_1; return kvm_handle_page_fault(&svm->vcpu, error_code, fault_address,