From: Sean Christopherson <seanjc@xxxxxxxxxx>
commit 6d1b867d045699d6ce0dfa0ef35d1b87dd36db56 upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/x86/kvm/svm/svm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -1888,7 +1888,7 @@ static void svm_set_dr7(struct kvm_vcpu
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,
