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, URIBL_BLOCKED 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 79598C76186 for ; Wed, 24 Jul 2019 23:14:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5BE7C21855 for ; Wed, 24 Jul 2019 23:14:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387906AbfGXXOC (ORCPT ); Wed, 24 Jul 2019 19:14:02 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:50319 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727466AbfGXXOB (ORCPT ); Wed, 24 Jul 2019 19:14:01 -0400 Received: by mail-io1-f70.google.com with SMTP id m26so52777906ioh.17 for ; Wed, 24 Jul 2019 16:14:01 -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=kTUfPT7c0ElAMixkntemJj1auET+ylmETk1M6iNdZMM=; b=qu00MSbR/BxjGo85wptAug3hSnsJZ2APzy1uysBGLQnwxvBr8N6EN1JlUTKvwhp0hr 5uQ0FksM00xoKrIiBh/GB5uJhzjp49TqBCpZMDftHRNd5HtCa5HIyimFPP+P/50LgH2e snWdoOBobAClH1L1rN6oSte7XkaQYPN+cArC6+nZ3n5pWmiSqBqMF+8yd8Lzjuttuy95 EavC4YSAOR2SAHfvx7whA0SJ+omJBG/RFn55pnpHs+8GUMsqVY3a9WiAx5QQ+S71UCFL K/WQe9+E4OQSx0L/pWTKy26HzliU4m3C9rKJXI3t400iy23MEc7AYH2cC9OpEcvZcRg0 E3mA== X-Gm-Message-State: APjAAAUbrM+kYtoNpw2kT87dfh5weLrsIF76AdEGzeQG4TZLrt+yICrb Y5Ob4YJoIPiKRVS7L0D+FYDMFGTHmrEzdSJNrJM5eX/mjH9/ X-Google-Smtp-Source: APXvYqw6yDry1o8jGg/0v1gL2svqsUlEFZJu+ska6MMsY9aYOFn/bqoA0H9Yjt85u9KdNPpHAyn19XfZy9a89LpNooy/F/qjzH6x MIME-Version: 1.0 X-Received: by 2002:a5e:8e42:: with SMTP id r2mr75257057ioo.305.1564010040835; Wed, 24 Jul 2019 16:14:00 -0700 (PDT) Date: Wed, 24 Jul 2019 16:14:00 -0700 In-Reply-To: <000000000000464b54058e722b54@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000e8c654058e7576ef@google.com> Subject: Re: BUG: spinlock recursion in release_sock From: syzbot To: arvid.brodin@alten.se, aviadye@mellanox.com, borisp@mellanox.com, daniel@iogearbox.net, davejwatson@fb.com, davem@davemloft.net, jakub.kicinski@netronome.com, john.fastabend@gmail.com, john.hurley@netronome.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, simon.horman@netronome.com, syzkaller-bugs@googlegroups.com, willemb@google.com, xiyou.wangcong@gmail.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org syzbot has bisected this bug to: commit 8822e270d697010e6a4fd42a319dbefc33db91e1 Author: John Hurley Date: Sun Jul 7 14:01:54 2019 +0000 net: core: move push MPLS functionality from OvS to core helper bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13ca5a5c600000 start commit: 9e6dfe80 Add linux-next specific files for 20190724 git tree: linux-next final crash: https://syzkaller.appspot.com/x/report.txt?x=102a5a5c600000 console output: https://syzkaller.appspot.com/x/log.txt?x=17ca5a5c600000 kernel config: https://syzkaller.appspot.com/x/.config?x=6cbb8fc2cf2842d7 dashboard link: https://syzkaller.appspot.com/bug?extid=e67cf584b5e6b35a8ffa syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13680594600000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15b34144600000 Reported-by: syzbot+e67cf584b5e6b35a8ffa@syzkaller.appspotmail.com Fixes: 8822e270d697 ("net: core: move push MPLS functionality from OvS to core helper") For information about bisection process see: https://goo.gl/tpsmEJ#bisection