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=-4.3 required=3.0 tests=DATE_IN_PAST_06_12, FROM_LOCAL_HEX,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 1C476C1975A for ; Sun, 15 Mar 2020 02:15:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E12A420637 for ; Sun, 15 Mar 2020 02:15:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727801AbgCOCPi convert rfc822-to-8bit (ORCPT ); Sat, 14 Mar 2020 22:15:38 -0400 Received: from mail-pj1-f70.google.com ([209.85.216.70]:56332 "EHLO mail-pj1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726655AbgCOCPi (ORCPT ); Sat, 14 Mar 2020 22:15:38 -0400 Received: by mail-pj1-f70.google.com with SMTP id f94so6707528pjg.6 for ; Sat, 14 Mar 2020 19:15:36 -0700 (PDT) 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:content-transfer-encoding; bh=+QdPalM1/7ayitV9XmteLgnXaS2hu+LX/EwtXkNn8sI=; b=WroxuWoa6rDunFq6qFviGZ3hPmKIh1N+mykuUUgbZp2JzgC3p9shFnFtVECXReSbZI awto5MyPgf6gidE/c5hCypvT2n+nnCi8sMuO5pFLOnHbO5ls+jW/1YdoZp7+B4R8l5dR TrwiV4W9oI5xen+RzgM3I0iLWpRCOOQuiTbO9DluTRDJiIbUC9hOKqRLdytBprMx/tAo 9az12fcRwk7ZLEV0WWSjiLmeRSdUja8vWBlXOlXvP0iYXHSSf9tcIxXTzGICEC4s1ePe +D3AtEvu7uiiT4YYtp4aRAYyOh06SA+r9Yr/k67OhEjHKYIAxB45EJ3RHXm/INtGK51N TuIg== X-Gm-Message-State: ANhLgQ0riZWkvU9vzZ1JGtLZN82Z4VCGCyGfNKUfbyyq07cpF/mxjA58 bsRR7fvz2tie3YtTSke3yGGqItIHCIanxy/8hu41dDBBTFP3 X-Google-Smtp-Source: ADFU+vsvmmvzF0I4nMIQXyBWKmywCRss6IV6wvF4RwqOdkw0XwU5mtrUilZd8jdSs9quwxi/+KGtd7aYDnIYchTEyVeGinshxzTm MIME-Version: 1.0 X-Received: by 2002:a92:aa87:: with SMTP id p7mr18089913ill.63.1584206402340; Sat, 14 Mar 2020 10:20:02 -0700 (PDT) Date: Sat, 14 Mar 2020 10:20:02 -0700 In-Reply-To: <000000000000cdbe79059ce82948@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000dccd2405a0d3cb04@google.com> Subject: Re: KASAN: slab-out-of-bounds Read in bitmap_ipmac_destroy From: syzbot To: a@unstable.cc, arvid.brodin@alten.se, b.a.t.m.a.n@lists.open-mesh.org, coreteam@netfilter.org, davem@davemloft.net, florent.fourcot@wifirst.fr, fw@strlen.de, jeremy@azazel.net, johannes.berg@intel.com, kadlec@blackhole.kfki.hu, kadlec@netfilter.org, linux-kernel@vger.kernel.org, mareklindner@neomailbox.ch, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, sw@simonwunderlich.de, syzkaller-bugs@googlegroups.com, xiyou.wangcong@gmail.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this bug was fixed by commit: commit 32c72165dbd0e246e69d16a3ad348a4851afd415 Author: Kadlecsik József Date: Sun Jan 19 21:06:49 2020 +0000 netfilter: ipset: use bitmap infrastructure completely bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10aef753e00000 start commit: 4703d911 Merge tag 'xarray-5.5' of git://git.infradead.org.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=83c00afca9cf5153 dashboard link: https://syzkaller.appspot.com/bug?extid=a85062dec5d65617cc1c syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1301ed85e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14b7b79ee00000 If the result looks correct, please mark the bug fixed by replying with: #syz fix: netfilter: ipset: use bitmap infrastructure completely For information about bisection process see: https://goo.gl/tpsmEJ#bisection