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 D0A4B335541; Fri, 21 Nov 2025 13:34:02 +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=1763732042; cv=none; b=Q2/KJm7M5v8UIprfnQamUnLl9e2aj7muqHC+1gqZ6s/f3/IN25Vjm/Av1FEA2nxQ1CkLlq34hMd5nJxBJesYMs+SCDZs+U0PI93iVm9ZP+AY5ANw7yxP2tVBG2BipCi7oyXBkzNS4pyUo04RlqXh+bm2pFILcsZPNvxBTkaAuUc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763732042; c=relaxed/simple; bh=//AE5JizHkORpV/3gvu5MrikDwo+wsJkAQoQQHP6ShU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Ep/ROFPOTTXvOeuklXg4enGiTHrlmyL/0fpZLRL+24no2leTCndNPKzGB1mpy0+wsHsY0UtUKDDYOfkFh9ETseAmaywejf80yKqzsTsJV7yca4WEWNlRw1fYPFR0T8YptHxZqUY27WzzJ2Gw5c1UMSXZ/nSGXOPf8acaOd4lz0s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=1Ai8jA6R; 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="1Ai8jA6R" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 526EFC4CEF1; Fri, 21 Nov 2025 13:34:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1763732042; bh=//AE5JizHkORpV/3gvu5MrikDwo+wsJkAQoQQHP6ShU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1Ai8jA6ROPJ2cgukNO5jQdfQ2wNF+C+jMkb9sD3VhCusODKIEybmZXeaUV0WO+2mD OCC4QNHr5x8Dn0EONMFf+8dJL6mrODAjExLFG5EDf5h95u2Gt3MsBKuvKlOV4gEJ1r v2KZvHl+pfhCeNOQhGmbypMVzNoNZ5FoLOyGXAJw= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Sukrit Bhatnagar , Xiaoyao Li , Sean Christopherson , Sasha Levin Subject: [PATCH 6.12 170/185] KVM: VMX: Fix check for valid GVA on an EPT violation Date: Fri, 21 Nov 2025 14:13:17 +0100 Message-ID: <20251121130150.019304053@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251121130143.857798067@linuxfoundation.org> References: <20251121130143.857798067@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 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ 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 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 @@ -24,7 +24,7 @@ static inline int __vmx_handle_ept_viola 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;