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authorVitaly Kuznetsov <vkuznets@redhat.com>2019-01-09 18:22:56 +0100
committerRadim Krčmář <rkrcmar@redhat.com>2019-01-11 18:41:53 +0100
commit826c1362e79abcd36f99092acd083b5a2d576676 (patch)
tree01d931fba8a4c188e972f7956d4bec2acff78a4c /Documentation
parentcf1754c2a1d6e92688f7353aa7f598f5ad6d8f78 (diff)
x86/kvm/nVMX: don't skip emulated instruction twice when vmptr address is not backed
Since commit 09abb5e3e5e50 ("KVM: nVMX: call kvm_skip_emulated_instruction in nested_vmx_{fail,succeed}") nested_vmx_failValid() results in kvm_skip_emulated_instruction() so doing it again in handle_vmptrld() when vmptr address is not backed is wrong, we end up advancing RIP twice. Fixes: fca91f6d60b6e ("kvm: nVMX: Set VM instruction error for VMPTRLD of unbacked page") Reported-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> Reviewed-by: Sean Christopherson <sean.j.christopherson@intel.com> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
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