Received: by 2002:ac0:a582:0:0:0:0:0 with SMTP id m2-v6csp705534imm; Thu, 4 Oct 2018 01:50:28 -0700 (PDT) X-Google-Smtp-Source: ACcGV60R3590qhcmuPLNVDOMwRlhNOjL/twFuYy6qiME+7y+zCcyWZHlE6VFkMM8tO5q4M4TrKIy X-Received: by 2002:a63:991a:: with SMTP id d26-v6mr4856041pge.434.1538643028470; Thu, 04 Oct 2018 01:50:28 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1538643028; cv=none; d=google.com; s=arc-20160816; b=Y0F/n3fc18r2hL0mWZaV3sZJ7sksP8q8xPHxhrehGQVq4B2cgML0Y+uwa99gS+utII lZqvTGhgoFpaN2X1gHJZqm+r6UBjpMtbxwLGvNHzqHHyGIfsQdYEjlftibHQ+3oeKVue nN/yiWllz0f13+V8kftoHBxjXnzMxoUJnGNSNSRWTLhJ3PSZwqLIzyWrZI92gUH0uDd/ GEIkT1P9iXOOB5qwffLuspG+KoDC/YK26luBeT/kk2/aLMliw3v54yIuV5qYRu1sCH/i 3MITtMJ2xNPoOBWCHPjqthEXBJtTjW1VNV7h+D0N6Wkvm10lzJtyOdvlulMGeFSgeiSj zcEg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=8SflxyChrS6URX27Xp3bjQXWzvxT0SEH2zGM34qRucM=; b=0EYpha6DGtJ0KFbxmeRY7C0IyBN74kxf/Chx5J2LiNwstAWl5h1+e5OdPDU/8znBlS ohsYwgTsetvDwJY35/8ZIyYAZ512Ya18xoJ7KyzlT7Pu4YxJ0cJvQvz+r2f7MdGePABn mjA18xcgMdGZxD5wnE3M4ekfqMUVvTZ32weh2Le/elJ/aVTz6QFZQA9HqmJCgI/EwuEO anEozrR2YJ2kU9a44z2RYmvH2B3SFXm4Y7Fy6nzqqTjqE2Gj0AGzFNJdw+RzQB7jwqeG elGqknSdBvtKzSVQrRApGATPLQ+u6Bcz6nFWRxeGoYxEpMc1rpK7rDVdBC8TXB1nEaKI qv3A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id j10-v6si3549738pgk.22.2018.10.04.01.50.11; Thu, 04 Oct 2018 01:50:28 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727353AbeJDPmB (ORCPT + 99 others); Thu, 4 Oct 2018 11:42:01 -0400 Received: from mail.skyhub.de ([5.9.137.197]:59654 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726857AbeJDPmB (ORCPT ); Thu, 4 Oct 2018 11:42:01 -0400 X-Virus-Scanned: Nedap ESD1 at mail.skyhub.de Received: from mail.skyhub.de ([127.0.0.1]) by localhost (blast.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id tGo5jnnDzxTO; Thu, 4 Oct 2018 10:49:47 +0200 (CEST) Received: from zn.tnic (p200300EC2BCA7500329C23FFFEA6A903.dip0.t-ipconnect.de [IPv6:2003:ec:2bca:7500:329c:23ff:fea6:a903]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 8F5F41EC02D1; Thu, 4 Oct 2018 10:49:47 +0200 (CEST) Date: Thu, 4 Oct 2018 10:49:46 +0200 From: Borislav Petkov To: Paul Menzel Cc: =?utf-8?B?SsO2cmcgUsO2ZGVs?= , Thomas Gleixner , linux-mm@kvack.org, x86@kernel.org, lkml Subject: Re: x86/mm: Found insecure W+X mapping at address (ptrval)/0xc00a0000 Message-ID: <20181004084946.GD1864@zn.tnic> References: <0922cc1b-ed51-06e9-df81-57fd5aa8e7de@molgen.mpg.de> <20181003212255.GB28361@zn.tnic> <20181004080321.GA3630@8bytes.org> <20181004081429.GB1864@zn.tnic> <6cbb9135-7e89-748f-1d55-ac105a9f8091@molgen.mpg.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <6cbb9135-7e89-748f-1d55-ac105a9f8091@molgen.mpg.de> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Oct 04, 2018 at 10:40:49AM +0200, Paul Menzel wrote: > Do you have a commit, I could test. Not yet but I have a question for you: why are you running 32-bit and haven't moved to 64-bit already? -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.