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KVM: x86/mmu: Mark VM as bugged if page fault returns RET_PF_INVALID

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Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Isaku Yamahata <isaku.yamahata@intel.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <298980aa5fc5707184ac082287d13a800cd9c25f.1625186503.git.isaku.yamahata@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Sean Christopherson 2021-07-02 15:04:26 -07:00 committed by Paolo Bonzini
parent 673692735f
commit 19025e7bc5
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kvm/mmu/mmu.c
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@ -5134,7 +5134,7 @@ int kvm_mmu_page_fault(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa, u64 error_code,
if (r == RET_PF_INVALID) {
r = kvm_mmu_do_page_fault(vcpu, cr2_or_gpa,
lower_32_bits(error_code), false);
if (WARN_ON_ONCE(r == RET_PF_INVALID))
if (KVM_BUG_ON(r == RET_PF_INVALID, vcpu->kvm))
return -EIO;
}