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=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 5C0D0C18E5B for ; Sun, 15 Mar 2020 21:26:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 35BB020663 for ; Sun, 15 Mar 2020 21:26:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729212AbgCOV0G convert rfc822-to-8bit (ORCPT ); Sun, 15 Mar 2020 17:26:06 -0400 Received: from mail-il1-f199.google.com ([209.85.166.199]:46293 "EHLO mail-il1-f199.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729166AbgCOV0G (ORCPT ); Sun, 15 Mar 2020 17:26:06 -0400 Received: by mail-il1-f199.google.com with SMTP id a2so12112304ill.13 for ; Sun, 15 Mar 2020 14:26:04 -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=ObBVExDwk8OBYjYRj5UK3XQ8zrdTqTo9rbmRyh92cU0=; b=KMgJLQS29dOC8cj+f0Va/xYzMEWuQCHYgyyeopN/q3JoDPlqUOuIwDXXCs2+h3TAKc YLTuIpqlHr8qDMhSnN+Zjb68l879d3TY7eKcaXOT7tbHZDwa9KmabUOYL/k3Yl+YlM5E +mkURzMkwFrfwimLE8ueM8cpDrGjur8H9kphEWkK6ZPCn1o3HpMYHYaCSPbCIAYvAuFn fcv7NLUHeWi0F36RWUWzlKzEvyGZiTtpRWA3r8oPSJQjqfOcZF1uaGeL9DEa2BUhZBA8 zxVv5v759B5IqODYHmRBX8aFAe7mjevK83Svjbo2iXAngC8ziPMt9KII0NO5Aev2134+ zDzw== X-Gm-Message-State: ANhLgQ0XvBD+st+ye+DRebYuqiFGPuNBEXxU60keAJN7S0KuW+l8ifXB XNjVOhYtPpQBmbrlYwdpCXaW2EO30jxgp2gWaxl//L+uBSy3 X-Google-Smtp-Source: ADFU+vt4qJpj1JeI/CaGL1tH5qCsGjqSAlUF9zulnGe3k9qHg++O02+OAtSyUOSf2fVU7oTjSCFWtWERadBsDt0XUmGXBPeoxU6S MIME-Version: 1.0 X-Received: by 2002:a92:d112:: with SMTP id a18mr12650691ilb.259.1584307564141; Sun, 15 Mar 2020 14:26:04 -0700 (PDT) Date: Sun, 15 Mar 2020 14:26:04 -0700 In-Reply-To: <000000000000f96400059c8ca8cd@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009363ac05a0eb5940@google.com> Subject: Re: KASAN: slab-out-of-bounds Read in bitmap_ipmac_ext_cleanup From: syzbot To: 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, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Sender: netfilter-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@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=1163e0d3e00000 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=cf8e288883e40aba dashboard link: https://syzkaller.appspot.com/bug?extid=c400f7b04cadb5df6ea7 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=155af721e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13cfb79ee00000 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