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-rw-r--r--arch/x86/kvm/svm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 2511664ff67..4a66ffe1dc8 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -2036,6 +2036,9 @@ static bool nested_svm_vmrun(struct vcpu_svm *svm)
svm->vmcb->control.intercept_cr_write &= ~INTERCEPT_CR8_MASK;
}
+ /* We don't want to see VMMCALLs from a nested guest */
+ svm->vmcb->control.intercept &= ~(1ULL << INTERCEPT_VMMCALL);
+
/*
* We don't want a nested guest to be more powerful than the guest, so
* all intercepts are ORed