Commit f6870ee9 authored by Paolo Bonzini's avatar Paolo Bonzini

KVM: VMX: avoid guest hang on invalid invvpid instruction

A guest executing an invalid invvpid instruction would hang
because the instruction pointer was not updated.

Reported-by: jmontleo@redhat.com
Tested-by: jmontleo@redhat.com
Cc: stable@vger.kernel.org
Fixes: 99b83ac8Reviewed-by: default avatarDavid Matlack <dmatlack@google.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 2849eb4f
...@@ -7458,6 +7458,7 @@ static int handle_invvpid(struct kvm_vcpu *vcpu) ...@@ -7458,6 +7458,7 @@ static int handle_invvpid(struct kvm_vcpu *vcpu)
if (!(types & (1UL << type))) { if (!(types & (1UL << type))) {
nested_vmx_failValid(vcpu, nested_vmx_failValid(vcpu,
VMXERR_INVALID_OPERAND_TO_INVEPT_INVVPID); VMXERR_INVALID_OPERAND_TO_INVEPT_INVVPID);
skip_emulated_instruction(vcpu);
return 1; return 1;
} }
......
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