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 6034654763; Fri, 21 Nov 2025 13:23:04 +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=1763731384; cv=none; b=PDgN+UPI641tV/syY6ctjIMKLlSwEmvEmYmwXX1Q6hwJEEtuPy3PvIvUCZZSUodN+dz1ZVVuKzO2HGECuylinTGvixzb+VZM9M0mRKOumfmiiRLAswZNlJfmq2StWRelIeRgBESnakdvTm7jVjZ5JRNikGN3W1n2rZvD35Xb5vU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763731384; c=relaxed/simple; bh=O6UzYm9jfwVXkiZ+N+i+AK23NRzH1de7mIH3V6cQHU0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=RtfGIU3EOiibjhS0qvpuC1b8QwVtYP5ObF59shDFq38lVZWV2c8ZdiE0j0NbsUpK1kj80P1wXpTnRZ5QAm9mJRceFm4v/YWVFZED/OaBAgSTvXY7JhP9ce+le46nAyc3uAL7D1qqGLb2D8SxLUjJEgnh2N3fxaZl26Gg7V88krA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=JakxscX7; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="JakxscX7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E111EC4CEF1; Fri, 21 Nov 2025 13:23:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1763731384; bh=O6UzYm9jfwVXkiZ+N+i+AK23NRzH1de7mIH3V6cQHU0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JakxscX7eA/VCrZIzOUEC/WM00wRT2FTvwdFyoRLh1gjtx/Mvzm1S5ck1kBlgDlUV RuzBIi7F0qv2+X7Lh1Q1ipxTM3F5d6E7hD/FplpwIa25d3MdsNEBnWqnuMTbNed9iR Q9x5K5xwIcMqkIh+BT3vpCAb2Xpd3nLkv0uHbc5g= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Sukrit Bhatnagar , Xiaoyao Li , Sean Christopherson Subject: [PATCH 6.17 157/247] KVM: VMX: Fix check for valid GVA on an EPT violation Date: Fri, 21 Nov 2025 14:11:44 +0100 Message-ID: <20251121130200.356953940@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251121130154.587656062@linuxfoundation.org> References: <20251121130154.587656062@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.17-stable review patch. If anyone has any objections, please let me know. ------------------ From: Sukrit Bhatnagar commit d0164c161923ac303bd843e04ebe95cfd03c6e19 upstream. 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: Greg Kroah-Hartman --- arch/x86/kvm/vmx/common.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/x86/kvm/vmx/common.h +++ b/arch/x86/kvm/vmx/common.h @@ -98,7 +98,7 @@ static inline int __vmx_handle_ept_viola error_code |= (exit_qualification & EPT_VIOLATION_PROT_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;