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=-8.7 required=3.0 tests=BAYES_00,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 48D66C433E2 for ; Mon, 7 Sep 2020 21:19:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1F409217A0 for ; Mon, 7 Sep 2020 21:19:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728150AbgIGVTa (ORCPT ); Mon, 7 Sep 2020 17:19:30 -0400 Received: from mail-il1-f208.google.com ([209.85.166.208]:34358 "EHLO mail-il1-f208.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728098AbgIGVTQ (ORCPT ); Mon, 7 Sep 2020 17:19:16 -0400 Received: by mail-il1-f208.google.com with SMTP id m1so10620511ilg.1 for ; Mon, 07 Sep 2020 14:19:16 -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:message-id:subject:from:to; bh=KDsIY9T/YTTlKMwesQyoJ6ofuhbIdzhOayQF73PmSbw=; b=nB/1oNuVrdqLPeHxyGWGaD3MwMZhWvUeV7NmJ1IWrW/rAECy1ccVWXOS4ENIFqoDu1 H1DJO850Gfom/XtRY1v6KKoU3jvz/A0O8V9lhQUmcZN/WR/lfXpjY4JI657R26n3llA5 dJuAVXe4QKeCFlxdcTtd1iwtppXo5Vrtx8tSYmbUQNMTpDom3lZChsRiwLCxfm4s3B/1 WxuIXw6XxI3uimce9IzuNcLe6ilaBZhJAT+q1Y0kqGfP9DctoMXrnoYyPah9UwqIcyR5 wKdZvkmoDBEBAhpr+RX+HpHe7espog4nkGkqaw+9IfcF6/Rq8T9dsUd84+sLicDWereH v7mw== X-Gm-Message-State: AOAM530l2C5PT/4IOXNmQdZGICEf1dlvl8RHBfKq/7QrwYsab96B/5ID Fx6jIliFlMNtZXosgsDNV4AEEismROhS2OVs4cfgRP2Mgjan X-Google-Smtp-Source: ABdhPJw22dwmVAPZ9SruiFpMv44NnluSWWCi0x/WHYJ6GOkdMfP+JrrrAJQjP7aqkLwToAMWPQMWs9Sz4aA+PKlNIPULyb1thvlz MIME-Version: 1.0 X-Received: by 2002:a05:6e02:60c:: with SMTP id t12mr2508124ils.200.1599513556041; Mon, 07 Sep 2020 14:19:16 -0700 (PDT) Date: Mon, 07 Sep 2020 14:19:16 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000005244f405aebfc5ba@google.com> Subject: INFO: trying to register non-static key in update_defense_level From: syzbot To: coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, horms@verge.net.au, ja@ssi.bg, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, lvs-devel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, syzkaller-bugs@googlegroups.com, wensong@linux-vs.org Content-Type: text/plain; charset="UTF-8" Sender: netfilter-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 9322c47b Merge tag 'xfs-5.9-fixes-2' of git://git.kernel.o.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1670fe59900000 kernel config: https://syzkaller.appspot.com/x/.config?x=bd46548257448703 dashboard link: https://syzkaller.appspot.com/bug?extid=80eac45c3b92882289f6 compiler: gcc (GCC) 10.1.0-syz 20200507 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+80eac45c3b92882289f6@syzkaller.appspotmail.com INFO: trying to register non-static key. the code is fine but needs lockdep annotation. turning off the locking correctness validator. CPU: 0 PID: 607 Comm: kworker/0:12 Not tainted 5.9.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events_long defense_work_handler Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x198/0x1fd lib/dump_stack.c:118 assign_lock_key kernel/locking/lockdep.c:894 [inline] register_lock_class+0x157d/0x1630 kernel/locking/lockdep.c:1206 __lock_acquire+0xf9/0x5570 kernel/locking/lockdep.c:4305 lock_acquire+0x1f3/0xae0 kernel/locking/lockdep.c:5006 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:151 spin_lock include/linux/spinlock.h:354 [inline] update_defense_level+0xdc/0x10f0 net/netfilter/ipvs/ip_vs_ctl.c:113 defense_work_handler+0x25/0xe0 net/netfilter/ipvs/ip_vs_ctl.c:235 process_one_work+0x94c/0x1670 kernel/workqueue.c:2269 worker_thread+0x64c/0x1120 kernel/workqueue.c:2415 kthread+0x3b5/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.