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KVM: VMX: Fix check guest state validity if a guest is in VM86 mode
If guest vcpu is in VM86 mode the vcpu state should be checked as if in real mode. Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
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committed by
Marcelo Tosatti
parent
26539bd0e4
commit
f13882d84d
@@ -3605,7 +3605,7 @@ static bool guest_state_valid(struct kvm_vcpu *vcpu)
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return true;
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/* real mode guest state checks */
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if (!is_protmode(vcpu)) {
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if (!is_protmode(vcpu) || (vmx_get_rflags(vcpu) & X86_EFLAGS_VM)) {
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if (!rmode_segment_valid(vcpu, VCPU_SREG_CS))
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return false;
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if (!rmode_segment_valid(vcpu, VCPU_SREG_SS))
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