From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AA908C83003 for ; Wed, 29 Apr 2020 08:01:00 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 448AC2073E for ; Wed, 29 Apr 2020 08:01:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=web.de header.i=@web.de header.b="hlwP5D3R" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 448AC2073E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=web.de Authentication-Results: mail.kernel.org; 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Wed, 29 Apr 2020 08:00:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1588147254; bh=9QDM0Gu4JTamtmtUcXKNKff1o8EUfWMQ4dR3JBPTuVM=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=hlwP5D3Rv0lACcuTGQbAwApX8J1jXiab9t61Z8jcduuZM3VJWtJZ6tz/Agg6rphny lpfDfvU3kHQjmvHjnCrXjVFyFPsVroZgvmbinNIYKqABqIO3N/umY7L8u1/+89fRSB JAgYjNMv5cBuIO9OQYnqrbVsAZoMMlnqhGOwb9MI= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.2] ([93.133.72.72]) by smtp.web.de (mrweb101 [213.165.67.124]) with ESMTPSA (Nemesis) id 0MFtH8-1jQtoe0vx8-00Er1F; Wed, 29 Apr 2020 10:00:54 +0200 Subject: Re: mm/slub: do not place freelist pointer to middle of object if redzone is on To: Changbin Du , linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org, Andrew Morton , Christoph Lameter , David Rientjes , Joonsoo Kim , Kees Cook , Pekka Enberg , Waiman Long References: <20200425235105.sye7fsbndbv24b46@mail.google.com> <20200428231855.5czf4penpbowliz6@mail.google.com> From: Markus Elfring Autocrypt: addr=Markus.Elfring@web.de; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200428231855.5czf4penpbowliz6@mail.google.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB X-Provags-ID: V03:K1:rzMxGYTtGgAI8tT2Xt3UGt8m5LySzn7oR3wcK87V29rNqnKiTWF 8iburajuA7iwAdpJ+xj7Gm46wUOgbEBz0CUDEuzir3dMyEC4OvotNdwhgW9/7yCD196JWRK JixGyRIkGu+vCrSOzjgDKVMgqIMa6G90lcvONEzZPLk6XJ8fVQ2laz1wCWOfRZeNzb2OzYG yNOFGzhkCKUbn/Yo0fnRw== X-UI-Out-Filterresults: notjunk:1;V03:K0:0QUR8JtCDyI=:C0Kr+x1qj3GNq44pAzSNBY cwmOEhz0tOgidlPXFZ2ahpIf5JXpfTzjb0tJf6ovI5xGnYzgWKa+vvlAKQCdNLBErfhVKluau /qEXTmjiB4dtrwFto1buf2P021eUm9h6H0Qzk9kNL09mRsxEXVT69F/UgVp1qiu7pfFRbnSY+ VOfLl5U9olWGMfL0F7B5FmRnzxaC1gPHVJSAFXGrRoVrgqSBt0P6sG7//XJvGwyvKOuM5qSWX NOD2uHEp0SftSnlknP0aAp8iV0lIbyWHkg8OTAnRBq5xpEqb2605CuTMngWQrV0+daTr3C2Os CG8Dt9DCZjp0GSQydxQgj/uMvKO8jqFJi6y2w3zBFZ+HRZ20bUQ4H3IjpqjpU7hGBUbZHim5w GfO8d0QC4l5BUP0X3OhraDSFjIZYl1AujN41XwOHA9nK7eAtfksOk1sz21v6dzEi/jarNimxA 0NI91CgZXCuD96yn/ATwQnjMUZcPVBkPztfF8peBAusB2ytX4W/yhzW36oVcBjgzFhPLocHb3 i/NQHwzG6Wt1YXXWs5HEJWYreDwb5yGgCfZYCVP9nbtROUtM1TqxmsHdQavIz43wtgRV4U0gZ dabq85mVN4w8WsowgsgbVZuS4mIArGHspb+RB2WVGI4G/uxEfTNZ4HoGSP27bhSU4spNTiw83 y00PXBthWPqvy+DiOdd5a8k6SpVDfanH9bdBlj8qmCbLC2jH7mimtqoOCanxDE0ypHMGveI+b o1vNLbzKmfMO6wFJgt33B2mQnVk7JS5kN9NV7rhdV8dakgLYq8nOGMxmRI1fussXeqfXxC0yY pwJPyCSN/H1r9QucB4PuqvUKrNuFtB2uuqc1BCOPAGG2K+zFpq3voEVd8JtZxYys9F40cNGe5 bO8ekd3fl/KtUdQCPkwdNr2y3StVj7upbpypaIduA81UUyZSxyWi3Pwlpwsbol1XKbaH9Qbgz 81yF9s5US1cBF9RrIVx32sHS5CfdZEoBT99QZVfkIVhJbfP2wViigJeYehAvP28MA+J/TJe9G FnWiooC/w795Coso73luP3aoXt1L8/RDC1R+4N/5RmVaO3s7XMnlC3cmpGlolHl3T4dB+oErY kW8cPrsGK8/oEXJaPlbylPBOQ3FvJvsjRzfFj89OOFlB6UlWfFxQKvO/j6YvgpbA4fl4q4VmW xt+X0G97o4xwBEPgkZ2Uew+dTVpxk78bdeWrnqWjZhX6gh2UDivcWSsd4aTg7grG2z1U7yaFC 6bkZ7WExdrJU5/xdJ X-Bogosity: Ham, tests=bogofilter, spamicity=0.012188, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: > Waiman just posted another fix for this issue. Let's use that patch instead. With which patches should the situation be finally improved also for this software component? https://lore.kernel.org/patchwork/project/lkml/list/?submitter=21412 Regards, Markus