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=-0.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 E77A2C47257 for ; Wed, 6 May 2020 09:42:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C7DEE2075E for ; Wed, 6 May 2020 09:42:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729222AbgEFJmH (ORCPT ); Wed, 6 May 2020 05:42:07 -0400 Received: from mail-il1-f199.google.com ([209.85.166.199]:37705 "EHLO mail-il1-f199.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729206AbgEFJmG (ORCPT ); Wed, 6 May 2020 05:42:06 -0400 Received: by mail-il1-f199.google.com with SMTP id v9so1378211iln.4 for ; Wed, 06 May 2020 02:42:05 -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=1duKq7szTDTyKaohCShGnT1dGsbqpgWG34qMl98tMGg=; b=ZS6qpUYesxj7gtoMjV46iA4qdXjY7S8FhJwMrciT7li+H/qZKAd8aMH6EmcKBuPp7j Zd9hljDXzEjRDMKxyHPNKLF5vwu5iX5i0GF9yHmc103qqnk7DYCAqDXFsq9rYydKmikH 2mB0S6FVfUlHJz7/5B57eRv5wZCwvIL7gpnupH76V+LDK4dfsXCRSoiaAHwndUHETraC nRfrTZUnqWBi//EMoO0JCAD2F+Xph9rdUOYypHbRvRhlnpzCTuUAX1klTgt34/l89Ijo iw6l3ygCV7Y0Zdbt5Zv8x/yJS+SVyIJ/OpA8fPXm90ZP30hrydUHNpscoAvrYhhnZo63 gBTw== X-Gm-Message-State: AGi0PubiXkXLxazF7oW26cRlePdJmkBh1aAAp1Ms9Ru0OvEWz/RzJL9u pnw0pUVFZSP1ZJ3GtDnETgjTGklj9MK5vnxKw+g1RX3eVAt7 X-Google-Smtp-Source: APiQypJdwS6IXvlDyKFYWvKC1sYkUXaqiXSGvXeFx1JBzzoNX6kOusu0ZBrpShP3tyhlc/K/ZMXCl6oWgZdHai1LkL1RSXAx1RFO MIME-Version: 1.0 X-Received: by 2002:a92:5c57:: with SMTP id q84mr8119397ilb.203.1588758125215; Wed, 06 May 2020 02:42:05 -0700 (PDT) Date: Wed, 06 May 2020 02:42:05 -0700 In-Reply-To: <000000000000ea641705a350d2ee@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000b0077705a4f79399@google.com> Subject: Re: WARNING: proc registration bug in snmp6_register_dev From: syzbot To: ap420073@gmail.com, davem@davemloft.net, edumazet@google.com, hdanton@sina.com, kuba@kernel.org, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, xiyou.wangcong@gmail.com, yoshfuji@linux-ipv6.org 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 e0a4b99773d3d8d3fb40087805f8fd858a23e582 Author: Taehee Yoo Date: Fri Feb 28 18:02:10 2020 +0000 hsr: use upper/lower device infrastructure bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14811182100000 start commit: ac935d22 Add linux-next specific files for 20200415 git tree: linux-next final crash: https://syzkaller.appspot.com/x/report.txt?x=16811182100000 console output: https://syzkaller.appspot.com/x/log.txt?x=12811182100000 kernel config: https://syzkaller.appspot.com/x/.config?x=bc498783097e9019 dashboard link: https://syzkaller.appspot.com/bug?extid=1d51c8b74efa4c44adeb syz repro: https://syzkaller.appspot.com/x/repro.syz?x=148e6150100000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=115c379c100000 Reported-by: syzbot+1d51c8b74efa4c44adeb@syzkaller.appspotmail.com Fixes: e0a4b99773d3 ("hsr: use upper/lower device infrastructure") For information about bisection process see: https://goo.gl/tpsmEJ#bisection