linux-kernel - [PATCH 2/3] KVM: x86: a vCPU with a pending triple fault is runnable

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20220427173758.517087-3-pbonzini@redhat.com>
Date:   Wed, 27 Apr 2022 13:37:57 -0400
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc:     mlevitsk@...hat.com, seanjc@...gle.com, stable@...r.kernel.org
Subject: [PATCH 2/3] KVM: x86: a vCPU with a pending triple fault is runnable

Cc: stable@...r.kernel.org
Signed-off-by: Paolo Bonzini <pbonzini@...hat.com>
---
 arch/x86/kvm/x86.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 0e73607b02bd..d563812ca229 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -12187,6 +12187,9 @@ static inline bool kvm_vcpu_has_events(struct kvm_vcpu *vcpu)
 	    kvm_x86_ops.nested_ops->has_events(vcpu))
 		return true;
 
+	if (kvm_test_request(KVM_REQ_TRIPLE_FAULT, vcpu))
+		return true;
+
 	return false;
 }
 
-- 
2.31.1