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,URIBL_BLOCKED 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 03AC1C2D0CE for ; Sat, 25 Jan 2020 00:45:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C7E7F2072C for ; Sat, 25 Jan 2020 00:45:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387625AbgAYApC (ORCPT ); Fri, 24 Jan 2020 19:45:02 -0500 Received: from mail-il1-f199.google.com ([209.85.166.199]:48520 "EHLO mail-il1-f199.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387600AbgAYApB (ORCPT ); Fri, 24 Jan 2020 19:45:01 -0500 Received: by mail-il1-f199.google.com with SMTP id u14so2864018ilq.15 for ; Fri, 24 Jan 2020 16:45:01 -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=7t8461NsKJ7dggiUJMEiWFWH6uHHmMrVa8LOc9k9NXU=; b=nGMWotkqCHUCNa6mqL2WTO1EONCPa1LpYeSVypWE1zj67CVRvt3wS+jpk933WlsITA u22L+M4IGikpXjupwnwhvPewsST0d46D4WohcBpLCbk+Iqk8F+hQj6/DKfSQsqE/D5Lh yuIZHF4MtbIfnHm1i83wJeRVd7dhlAhySejLgLhQLrmzJBnDbNXG1Ad5jIAOapFz5TIg cUCiEZ5X7FoLdPYl1V/uu7PAK7JyTihzEM98gx7lfgdZDW6xU2gCxbZPcVXfMnDA5XeP 5brjRmZbxtREmLUlOMQtv1B86hsO9n1PufHLuYnRtyaQR1G7bd2bLxTPUZUPTpWqyJeW 5I7g== X-Gm-Message-State: APjAAAVkkMpFmdLMtRs0g8puc1sqW8MDRAHnaWIAZmAYyPhTuHYGf3FO JeIFe4PCNqDVCLU1mW3P5Davn2EqQDHEgW5gAgaMFKdwtcrt X-Google-Smtp-Source: APXvYqwJo/vSmPmq9gsIz8uynVDogIStRUI8hB7HAkeHhbeN4sRbsogeWVwDSqjIRI+0a2J/NhCBO2MPxF0CPwKx3SXQudBlBCiz MIME-Version: 1.0 X-Received: by 2002:a6b:915:: with SMTP id t21mr4112476ioi.34.1579913101128; Fri, 24 Jan 2020 16:45:01 -0800 (PST) Date: Fri, 24 Jan 2020 16:45:01 -0800 In-Reply-To: <000000000000cdbe79059ce82948@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000002b3861059cec2f82@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@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" 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 b9a1e627405d68d475a3c1f35e685ccfb5bbe668 Author: Cong Wang Date: Thu Jul 4 00:21:13 2019 +0000 hsr: implement dellink to clean up resources bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=123fce01e00000 start commit: 4703d911 Merge tag 'xarray-5.5' of git://git.infradead.org.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=113fce01e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=163fce01e00000 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 Reported-by: syzbot+a85062dec5d65617cc1c@syzkaller.appspotmail.com Fixes: b9a1e627405d ("hsr: implement dellink to clean up resources") For information about bisection process see: https://goo.gl/tpsmEJ#bisection