From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6B76427C84B for ; Thu, 20 Nov 2025 18:19:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763662784; cv=none; b=g8WI2R1JQzpG2o+dEcB0jNdN3L1g6YaoiwRObs4+B9OWRZ8cFNkl71Ob2CfUeC0GUaV1BMfNBySa5GIZxrH/8KmUDqvCuBclkK9WY3ekcF84NjAAXNaXwIoOBvasvGNELj4U/ikp6pPr8cNwK0WHI2vM4nPl2owTBecQebVtUNk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763662784; c=relaxed/simple; bh=nIHX9V3wTOs5iwU1BVeqqaj1RIz4WRQdNkbFkPkg6q8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=G4cnBwmjbqmMT37V8CMacn8C8bLcB6Juz5cVCJwEnIGTA1iSDgANVj6/UCXj+kPzET16k9PEh4UBbek85M3APLh6ZKMdKzozi1YNGOKjc1wOoISpxSwiClg6I9iXtz3sIa0lTmFzZMX9SE4ckmIGxSxMAV4/288T4YlVYlzdsDQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ThfqmcXl; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ThfqmcXl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 74093C116D0; Thu, 20 Nov 2025 18:19:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763662784; bh=nIHX9V3wTOs5iwU1BVeqqaj1RIz4WRQdNkbFkPkg6q8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ThfqmcXlP+/i7dQaworjV+CpjlghEN21PIxNi6DDdXi8A48Bt+StsH8H0DVMcse+K WKhPjeV9JBa370vDG7oREBm7nOvzNbytbTTsh11kK+fgWLr3+7oqfd5U2k/vYVk591 A9slCzywSZTV6YiPGIgatLwib6NkjPfBvYGGD1uCLPf3WlMxzCnEZHUdM+IN4O3g99 cwgf3cTQdUaKbNGAEVhoi1Lb1uxVkuzWr7d3tNjcyA44G6ch3AADom++iBpvaa/y9q p75pKZm27xW3XiD3dzEVjJZ0442Sdq/11ntUF+IMr0MO+NFgFeCwdtdxBgbHvE0ppK ht6IvQTRKKPnw== From: Sasha Levin To: stable@vger.kernel.org Cc: Sukrit Bhatnagar , Xiaoyao Li , Sean Christopherson , Sasha Levin Subject: [PATCH 6.12.y 2/2] KVM: VMX: Fix check for valid GVA on an EPT violation Date: Thu, 20 Nov 2025 13:19:40 -0500 Message-ID: <20251120181940.1924069-2-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251120181940.1924069-1-sashal@kernel.org> References: <2025112016-chatter-plutonium-baf8@gregkh> <20251120181940.1924069-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Sukrit Bhatnagar [ Upstream commit d0164c161923ac303bd843e04ebe95cfd03c6e19 ] On an EPT violation, bit 7 of the exit qualification is set if the guest linear-address is valid. The derived page fault error code should not be checked for this bit. Fixes: f3009482512e ("KVM: VMX: Set PFERR_GUEST_{FINAL,PAGE}_MASK if and only if the GVA is valid") Cc: stable@vger.kernel.org Signed-off-by: Sukrit Bhatnagar Reviewed-by: Xiaoyao Li Link: https://patch.msgid.link/20251106052853.3071088-1-Sukrit.Bhatnagar@sony.com Signed-off-by: Sean Christopherson Signed-off-by: Sasha Levin --- arch/x86/kvm/vmx/common.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kvm/vmx/common.h b/arch/x86/kvm/vmx/common.h index 78ae39b6cdcd0..27beb9d431e00 100644 --- a/arch/x86/kvm/vmx/common.h +++ b/arch/x86/kvm/vmx/common.h @@ -24,7 +24,7 @@ static inline int __vmx_handle_ept_violation(struct kvm_vcpu *vcpu, gpa_t gpa, error_code |= (exit_qualification & EPT_VIOLATION_RWX_MASK) ? PFERR_PRESENT_MASK : 0; - if (error_code & EPT_VIOLATION_GVA_IS_VALID) + if (exit_qualification & EPT_VIOLATION_GVA_IS_VALID) error_code |= (exit_qualification & EPT_VIOLATION_GVA_TRANSLATED) ? PFERR_GUEST_FINAL_MASK : PFERR_GUEST_PAGE_MASK; -- 2.51.0