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=-5.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, 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 8430EC43381 for ; Sat, 23 Mar 2019 23:07:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 54F682183E for ; Sat, 23 Mar 2019 23:07:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728021AbfCWXHC (ORCPT ); Sat, 23 Mar 2019 19:07:02 -0400 Received: from mail-it1-f197.google.com ([209.85.166.197]:51702 "EHLO mail-it1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727635AbfCWXHB (ORCPT ); Sat, 23 Mar 2019 19:07:01 -0400 Received: by mail-it1-f197.google.com with SMTP id e63so5769254ita.1 for ; Sat, 23 Mar 2019 16:07:01 -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; bh=DM0i7JvsW5kDkBW3eMu9lvcFxNEHMWs+yjuUoQZrNnc=; b=HIiWwZLEaadOwZJcQC3HHpzgol+3f866Dyp/wZz4YW+ChWKwqRWdfuutLVRRVw8FGG W7SEyNeADnR/6qcfIoqm+jI88WEY/HuU4QkN154S/XyKn9of55cUoyDTr1HPfnhNhuqu 2viGdOm/QVs/1I3lJE01+zzTVjuVpySHZH5qHMeHNGtF+8UvtDGjDNqXeiTMDw86bHBB zcl0BU7Rwd56GK83ySRCfhvc2qMq7O25/fXEzhSbAf04W2bda+gbvwGLNDweUI7hrZis raNW1CotL/d+ZCznbesZvqeD9mkV9yiCGdYvJn5Xf7Tx1iyuOgBeAGjkj/IymyE1GvkJ Rg0Q== X-Gm-Message-State: APjAAAUJhQeTwyqtcSoBjsoWkc9cqI7h3B0InOGUGxR3OgKlDOTQN9E1 0Y2qEAIOSwenaERaIdzHQD24w8cgKnCw9b37C8SX61uEYyez X-Google-Smtp-Source: APXvYqyi+PHG1GG7s9bvqlbmuCCJlQLLEEIuzZodR7N3GDIinasT2drcO0UAOvtkcfBCgxvI6naISitUKLGOzp++gfsBBtV7MSHG MIME-Version: 1.0 X-Received: by 2002:a5e:9604:: with SMTP id a4mr11667728ioq.1.1553382420988; Sat, 23 Mar 2019 16:07:00 -0700 (PDT) Date: Sat, 23 Mar 2019 16:07:00 -0700 In-Reply-To: <00000000000081994205827ea9a0@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000674a950584cb07a0@google.com> Subject: Re: WARNING in xt_compat_add_offset From: syzbot To: bridge@lists.linux-foundation.org, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, kadlec@blackhole.kfki.hu, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, nikolay@cumulusnetworks.com, pablo@netfilter.org, roopa@cumulusnetworks.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 2035f3ff8eaa29cfb5c8e2160b0f6e85eeb21a95 Author: Florian Westphal Date: Mon Jan 21 20:54:36 2019 +0000 netfilter: ebtables: compat: un-break 32bit setsockopt when no rules are present bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1462834d200000 start commit: 8a61716f Merge tag 'ceph-for-5.0-rc8' of git://github.com/.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=1662834d200000 console output: https://syzkaller.appspot.com/x/log.txt?x=1262834d200000 kernel config: https://syzkaller.appspot.com/x/.config?x=7132344728e7ec3f dashboard link: https://syzkaller.appspot.com/bug?extid=276ddebab3382bbf72db userspace arch: i386 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=140c0914c00000 Reported-by: syzbot+276ddebab3382bbf72db@syzkaller.appspotmail.com Fixes: 2035f3ff8eaa ("netfilter: ebtables: compat: un-break 32bit setsockopt when no rules are present") For information about bisection process see: https://goo.gl/tpsmEJ#bisection