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=-0.6 required=3.0 tests=FROM_LOCAL_DIGITS, FROM_LOCAL_HEX,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,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 F15C3C04A6B for ; Wed, 8 May 2019 16:52:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C1D7721726 for ; Wed, 8 May 2019 16:52:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728770AbfEHQwD (ORCPT ); Wed, 8 May 2019 12:52:03 -0400 Received: from mail-it1-f200.google.com ([209.85.166.200]:54432 "EHLO mail-it1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728044AbfEHQwB (ORCPT ); Wed, 8 May 2019 12:52:01 -0400 Received: by mail-it1-f200.google.com with SMTP id w1so2683655itk.4 for ; Wed, 08 May 2019 09:52:01 -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=0mythnzPfhPVWyHlhf2vS5jhrjHuHUNNfUDlg+aYw9A=; b=eSDsfN4JkFHLdvt0HpYNhY/0HbaACSddfmaXFjr7Uod0nI3hI6TJYIXpNYb8nKbMd2 eUMdGNawAmXbzVMfuvbCbBGkkChRdxMJyDSxhuJl1jLwQbQIOdY8jTX7de7iSONsXcc7 htKfUeYH1qOIby3JYgX/oZJfyj95c6HBvnGUvWhNPWAE+hLopkJoNiX1oh7bZNL0P9/W 95Qpe7gVZhTTCo96mfM8uFe6JkHiENkAFPnRAsGGjSYM2tx+t4vTzui0mG0HXkrWuh+T S2tUULNDZqmj3BjGQLDREpCaZ/If4jaYNIA0KEF5P3GePWBv2kxYgXE7zwETLlTVnFmr IlPA== X-Gm-Message-State: APjAAAVg2kfiOyAHx9JEDST1CszMoHdNl+gJVlyqg8goHoT9HSckFPhy +ATBFj/puL3yHVxUIr5vlH5KBf/mzthLiUA3D+bJTJ+qL3tL X-Google-Smtp-Source: APXvYqzn8EGCMk5VzujP7HVqRUmMSRCGOcAA/AZcz33of0OiGm4u2Q+CbAdIyc3cECPxBabsd8wQ6BLVyHwoK22/ZFtvHA6zWcpP MIME-Version: 1.0 X-Received: by 2002:a02:b088:: with SMTP id v8mr30068575jah.21.1557334320874; Wed, 08 May 2019 09:52:00 -0700 (PDT) Date: Wed, 08 May 2019 09:52:00 -0700 In-Reply-To: <000000000000a573da058858083c@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000fe103805886326ea@google.com> Subject: Re: WARNING in cgroup_exit From: syzbot To: alexander.h.duyck@intel.com, amritha.nambiar@intel.com, andriy.shevchenko@linux.intel.com, ast@kernel.org, bpf@vger.kernel.org, cgroups@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, dmitry.torokhov@gmail.com, f.fainelli@gmail.com, guro@fb.com, hannes@cmpxchg.org, idosch@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, lizefan@huawei.com, netdev@vger.kernel.org, sfr@canb.auug.org.au, songliubraving@fb.com, syzkaller-bugs@googlegroups.com, tj@kernel.org, tyhicks@canonical.com, wanghai26@huawei.com, yhs@fb.com, yuehaibing@huawei.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 e42940e8559c8bbffa8286cc78067c75eb42b374 Author: Stephen Rothwell Date: Tue May 7 01:03:30 2019 +0000 Merge remote-tracking branch 'rdma/for-next' bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1746b4e8a00000 start commit: 00c3bc00 Add linux-next specific files for 20190507 git tree: linux-next final crash: https://syzkaller.appspot.com/x/report.txt?x=14c6b4e8a00000 console output: https://syzkaller.appspot.com/x/log.txt?x=10c6b4e8a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=63cd766601c6c9fc dashboard link: https://syzkaller.appspot.com/bug?extid=f14868630901fc6151d3 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10fcf758a00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1202ffa4a00000 Reported-by: syzbot+f14868630901fc6151d3@syzkaller.appspotmail.com Fixes: e42940e8559c ("Merge remote-tracking branch 'rdma/for-next'") For information about bisection process see: https://goo.gl/tpsmEJ#bisection