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=unavailable 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 7C81EC2D0CE for ; Tue, 21 Jan 2020 21:50:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 50B8D24125 for ; Tue, 21 Jan 2020 21:50:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729099AbgAUVuC (ORCPT ); Tue, 21 Jan 2020 16:50:02 -0500 Received: from mail-io1-f69.google.com ([209.85.166.69]:56184 "EHLO mail-io1-f69.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728799AbgAUVuC (ORCPT ); Tue, 21 Jan 2020 16:50:02 -0500 Received: by mail-io1-f69.google.com with SMTP id z21so2635630iob.22 for ; Tue, 21 Jan 2020 13:50:02 -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=1nu34KWVojNJ0iYFVQZsR/2nmBumiBAt3h2LvuI970Y=; b=edL02p4qnWYiOBXcjKeaNLA8dKmixFQJt77HrsvRrPiv+B9BcVHEgZF39EY949EXEW iJXIbZj4GcSzYP0POTpI6T2NYD6YPbNmYvh8/Cw0c6zhc96yCMWMVtrhGUwmMt+CVFV3 z0sZb4j3oZSmrvTUyxSnl2xyxo/0xCFp6p1uJZ3d/4X0/uIAgsrLPGKcxG3RiX4VNJjN XsEByT90AUK8xIh4hVV+dM7Z/c9JqgBft3Fv2PB5lqKTByqV9sTnmK9EimlyOZqtzKZP aS3jG7U76WZ4+ZHq/O186pxYYCjuiFHy0yze3XjU+q8pgQBVbPQ+2pMfOjaCtjNUKsYw Bmfg== X-Gm-Message-State: APjAAAXXxkuOJKff481/dZhKbL0+vEOy/vul0i2DWvSE9M9alshuXQXi xoHR232gcS051pFUx4Yy/OztFcIW/msEZIyl8vh1a7Gp8gwe X-Google-Smtp-Source: APXvYqxQ4rOLGRXLTbwmviB3A/+GgBIvEUj4X8+0mXpwIfIkcZe7psrzASaNmKDPlT3fRnC4f73MzzR9V1/NkWOy3R3G2dY3dwD9 MIME-Version: 1.0 X-Received: by 2002:a6b:5503:: with SMTP id j3mr4657404iob.142.1579643401878; Tue, 21 Jan 2020 13:50:01 -0800 (PST) Date: Tue, 21 Jan 2020 13:50:01 -0800 In-Reply-To: <000000000000367175059c90b6bf@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d747bf059cad63b0@google.com> Subject: Re: KASAN: use-after-free Read in __nf_tables_abort From: syzbot To: coreteam@netfilter.org, dan.carpenter@oracle.com, davem@davemloft.net, fw@strlen.de, kadlec@netfilter.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Sender: netfilter-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org syzbot has bisected this bug to: commit ec7470b834fe7b5d7eff11b6677f5d7fdf5e9a91 Author: Pablo Neira Ayuso Date: Mon Jan 13 17:09:58 2020 +0000 netfilter: nf_tables: store transaction list locally while requesting module bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14890721e00000 start commit: d96d875e Merge tag 'fixes_for_v5.5-rc8' of git://git.kerne.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=16890721e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=12890721e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=83c00afca9cf5153 dashboard link: https://syzkaller.appspot.com/bug?extid=29125d208b3dae9a7019 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1203f521e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10a706a5e00000 Reported-by: syzbot+29125d208b3dae9a7019@syzkaller.appspotmail.com Fixes: ec7470b834fe ("netfilter: nf_tables: store transaction list locally while requesting module") For information about bisection process see: https://goo.gl/tpsmEJ#bisection