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=-5.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham 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 8D4EBC43603 for ; Fri, 6 Dec 2019 16:34:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6AFFF24659 for ; Fri, 6 Dec 2019 16:34:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726814AbfLFQeC (ORCPT ); Fri, 6 Dec 2019 11:34:02 -0500 Received: from mail-il1-f197.google.com ([209.85.166.197]:49367 "EHLO mail-il1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726718AbfLFQeC (ORCPT ); Fri, 6 Dec 2019 11:34:02 -0500 Received: by mail-il1-f197.google.com with SMTP id t13so5630593ilk.16 for ; Fri, 06 Dec 2019 08:34:01 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=eN4yK+b1Bwvylv7Nm0VpeOFgnJkXHsh0eveEUiwrQH8=; b=iySw4DAAmH4AW5SW3HFPi8KufYsC6kbtKEJtBfu212yEJA7EkRgfbKFusXVdIsm7za SPUW9wEUSpwq+t0bAnvlTepTaR1wXpxDc7oqG1H2HP8gu0MZkX8XXXutrIH3d1x/PVdO JCdKVUGqDTnFxzOd0dJ9GJ6nVeJgkLVrs9Z8iOyUuYqQ3ylVDi+Ao4XoGmgU9E6qDcvA Lvjgi/hv28VZ18y3eqmxr33IV8+sKj2+Tszq52FsZC73PO/qOel2SdtPNkdNHZGDqn2x UZfjewyRF7NuunD2eUoz47gvoZk8BZfN2bEjKniHjPFQrKpyuT//0ekszg/wdvX+vsXu lvDw== X-Gm-Message-State: APjAAAWC9oDVNXzzKwvCMPraJKyo1aYgV9vDK3BTJKpdBOHLz2p85A0C X/FO0O9PVlncR+6tWHFUucnMUkipMeT/lBOR9/vF35TsaicK X-Google-Smtp-Source: APXvYqzZYpNyvisihbt8EN3KnLhQ+QrZm3JeQEpbdA8h9nBmjE1AdDXOmVmenOawWmDOfOfWECCiqsoRsetDdfRKflEyZvm4mUC+ MIME-Version: 1.0 X-Received: by 2002:a92:4891:: with SMTP id j17mr14417440ilg.33.1575650041118; Fri, 06 Dec 2019 08:34:01 -0800 (PST) Date: Fri, 06 Dec 2019 08:34:01 -0800 In-Reply-To: <000000000000e1d639059908223b@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000fdd04105990b9c93@google.com> Subject: Re: KASAN: use-after-free Read in soft_cursor From: syzbot To: b.zolnierkie@samsung.com, coreteam@netfilter.org, davem@davemloft.net, dri-devel@lists.freedesktop.org, gwshan@linux.vnet.ibm.com, kaber@trash.net, kadlec@blackhole.kfki.hu, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, mpe@ellerman.id.au, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, ruscur@russell.cc, stewart@linux.vnet.ibm.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this bug to: commit 2de50e9674fc4ca3c6174b04477f69eb26b4ee31 Author: Russell Currey Date: Mon Feb 8 04:08:20 2016 +0000 powerpc/powernv: Remove support for p5ioc2 bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1512d1bce00000 start commit: b0d4beaa Merge branch 'next.autofs' of git://git.kernel.or.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=1712d1bce00000 console output: https://syzkaller.appspot.com/x/log.txt?x=1312d1bce00000 kernel config: https://syzkaller.appspot.com/x/.config?x=f07a23020fd7d21a dashboard link: https://syzkaller.appspot.com/bug?extid=cf43fb300aa142fb024b syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1745a90ee00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1361042ae00000 Reported-by: syzbot+cf43fb300aa142fb024b@syzkaller.appspotmail.com Fixes: 2de50e9674fc ("powerpc/powernv: Remove support for p5ioc2") For information about bisection process see: https://goo.gl/tpsmEJ#bisection