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=-8.5 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, T_DKIMWL_WL_MED,USER_IN_DEF_DKIM_WL 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 760F7C04AB1 for ; Thu, 9 May 2019 13:03:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 44C502173C for ; Thu, 9 May 2019 13:03:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="hFsjYOCx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726753AbfEINDI (ORCPT ); Thu, 9 May 2019 09:03:08 -0400 Received: from mail-it1-f193.google.com ([209.85.166.193]:55522 "EHLO mail-it1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726054AbfEINDH (ORCPT ); Thu, 9 May 2019 09:03:07 -0400 Received: by mail-it1-f193.google.com with SMTP id q132so3356615itc.5 for ; Thu, 09 May 2019 06:03:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=lrOhAw0sRCAQ3y5JzhUO9qwjE87PxvqK2URtKLv0dZI=; b=hFsjYOCxC0gr593JRxNG9FrZD5WWeyw4qCbzAmirygOb1W0pVnpIRSc0BHFIeF84Rr Zup0wjcUbalqNiVJcfhmnrrfqNfx9shU03Bcj/oiv0JkM22q/OARveD68F1VNK9cTjU+ K6g4IjsA0IxEvoxG5ULyyfj3W7nNNvK2NN75sHZdMvtmuryOMn/qUbdGPzD+GhxIt24m yPeSAITo/1mMTA4DgBDiHoKLJFnYrO959ROHkscm2ABiiPqTq03KQbyx6fMkDV9mipgO bD6xbnkemW9y46LsFKOxo/sHesR40r/GPmATacq2fe3Y7r5eC0ODGhMOfla3cEwquwjW bmuA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=lrOhAw0sRCAQ3y5JzhUO9qwjE87PxvqK2URtKLv0dZI=; b=h27K0sI9ii42bjfhTNO6Skoz7mchnDAuzLolabAqBaYFgsaWa5SBc7Z6Cg1ifX/Ybo gamAPLcwuiHKsTZaz7Y9Ah4IeKZm60NIj8Tpjw2W1oruYiDcaoFB1Ir2fa0lxj61YiPh /YdbSrVN8uoei8qGSZV8YvDl3PDe6Q4nmwOmGux0HUyS7G2dQtZd6zUqQTGMvLjqKswO /gwCfxIY+P0lBs3NPhgDm06mmGk74rlsTIraj0mgGSYTDwOrzADUm3JkYejC88pzhK4e dN2pnCqrHFvXXFjTPLHJfjEbIVh/nc+xOaFoUuduOaInBBAYgizYYmUT6ZCV1StPSML9 epOw== X-Gm-Message-State: APjAAAVyyrpLfqmzU6Y82I962EvFB67OOW/GD0ZSlGR1isdTdU4Azq+R 2C7kXMeBueiTNnB20y5b7lAl/QAcCURZRmXYiTVmdQ== X-Google-Smtp-Source: APXvYqypM/J9GkSNpoEgS1CV7kAoZkYHIvwJjkkGE0RD174ldbjZZlzCy7sGykk2JaOw0C9fRBa5vKmZE5QYCEOfHOQ= X-Received: by 2002:a05:660c:38a:: with SMTP id x10mr2828361itj.12.1557406986628; Thu, 09 May 2019 06:03:06 -0700 (PDT) MIME-Version: 1.0 References: <000000000000afcf18058364e99e@google.com> <0000000000008497eb0583d26f55@google.com> In-Reply-To: <0000000000008497eb0583d26f55@google.com> From: Dmitry Vyukov Date: Thu, 9 May 2019 15:02:55 +0200 Message-ID: Subject: Re: WARNING: locking bug in __icmp_send To: syzbot Cc: David Miller , Alexey Kuznetsov , LKML , netdev , syzkaller-bugs , Hideaki YOSHIFUJI 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 From: syzbot Date: Mon, Mar 11, 2019 at 3:32 PM To: , , , , , > syzbot has bisected this bug to: > > commit 8bafb83eeee2efb8b9b4e9dfd9fb90debe4a2417 > Author: David S. Miller > Date: Fri Mar 30 16:32:00 2018 +0000 > > Merge branch 'stmmac-DWMAC5' > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13354d9d200000 > start commit: 8bafb83e Merge branch 'stmmac-DWMAC5' > git tree: net > final crash: https://syzkaller.appspot.com/x/report.txt?x=10b54d9d200000 > console output: https://syzkaller.appspot.com/x/log.txt?x=17354d9d200000 > kernel config: https://syzkaller.appspot.com/x/.config?x=73d88a42238825ad > dashboard link: https://syzkaller.appspot.com/bug?extid=173d67242daa7ce45f85 > userspace arch: amd64 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=153d6923200000 > > Reported-by: syzbot+173d67242daa7ce45f85@syzkaller.appspotmail.com > Fixes: 8bafb83e ("Merge branch 'stmmac-DWMAC5'") #syz dup: WARNING: locking bug in icmp_send https://syzkaller.appspot.com/bug?id=4b9e5e6290e3fdee367ea37949f3bda8d4ec87bd