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=-0.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,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 9E0AFC072B5 for ; Fri, 24 May 2019 17:45:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 78C5B20879 for ; Fri, 24 May 2019 17:45:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391623AbfEXRpB (ORCPT ); Fri, 24 May 2019 13:45:01 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:46443 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726139AbfEXRpA (ORCPT ); Fri, 24 May 2019 13:45:00 -0400 Received: by mail-io1-f70.google.com with SMTP id s83so3098089iod.13 for ; Fri, 24 May 2019 10:45:00 -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=c2mQ7jAjg1TkTNQW+Q7cBX89VBXvYUUqtTETBXNcAmo=; b=DN3DwWHeb+5loymoIDvsgqsJVG1073vGSw+SJVjc+BZUeJptROi2Y/uuq8jqV/JP2D XgGrGuQSd5O2hSG8d3dmNC2eQD7gIUp+uXrhfx6hZBccfuXzsoxzqUL5GJndmpw8CnjF GFw6EDBaSy6CCzP/jBtbzm4GlF9FGeh/b2enTUvUFX0bN/wNiRjKJjH4oUW9Z//v2Uv1 cNJ3LFI6dnc+wr2WBG9iWV0li3jMn1Ymq8m3zD/Q1PKWuk53TM2bCJRK+pqczl2cHNAd JV+japLfo84f7+3u1taW46lZbotAXUAyJkePNrEO/toeSFXwNVjW+REcKR5ItnXEGoSI Gs3w== X-Gm-Message-State: APjAAAXav87dxq2ilXsHWTZH2sgTCpRo8A/s9BmKlsG8TBedu1ju/IFe 8dC9Igiktl7gJzG4rWsTOfM+iVY1YMm5E+X7HG5flSqyO9hT X-Google-Smtp-Source: APXvYqwTesnYfoO4m7EBs45C7CQ2/IhrVDP8iqnoEDeVN0X6LAEhL6WyQvLKWv+zmXmPZg7B2WTv4c2OMokRUbMI/0k8Ou03o2Fm MIME-Version: 1.0 X-Received: by 2002:a5e:c241:: with SMTP id w1mr4606151iop.237.1558719900226; Fri, 24 May 2019 10:45:00 -0700 (PDT) Date: Fri, 24 May 2019 10:45:00 -0700 In-Reply-To: <000000000000a99a470589247007@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000f520bb0589a5c19b@google.com> Subject: Re: KASAN: slab-out-of-bounds Read in rhashtable_walk_enter From: syzbot To: davem@davemloft.net, hujunwei4@huawei.com, jon.maloy@ericsson.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, tipc-discussion@lists.sourceforge.net, wangxiaogang3@huawei.com, ying.xue@windriver.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 7e27e8d6130c5e88fac9ddec4249f7f2337fe7f8 Author: Junwei Hu Date: Thu May 16 02:51:15 2019 +0000 tipc: switch order of device registration to fix a crash bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10dbe682a00000 start commit: 510e2ced ipv6: fix src addr routing with the exception table git tree: net final crash: https://syzkaller.appspot.com/x/report.txt?x=12dbe682a00000 console output: https://syzkaller.appspot.com/x/log.txt?x=14dbe682a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=82f0809e8f0a8c87 dashboard link: https://syzkaller.appspot.com/bug?extid=21ad49ad4c11cbfba8d7 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1648fdb2a00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16437cf8a00000 Reported-by: syzbot+21ad49ad4c11cbfba8d7@syzkaller.appspotmail.com Fixes: 7e27e8d6130c ("tipc: switch order of device registration to fix a crash") For information about bisection process see: https://goo.gl/tpsmEJ#bisection