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=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 C7263C04AAD for ; Wed, 8 May 2019 16:52:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A213F2173B for ; Wed, 8 May 2019 16:52:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728743AbfEHQwC (ORCPT ); Wed, 8 May 2019 12:52:02 -0400 Received: from mail-it1-f199.google.com ([209.85.166.199]:58528 "EHLO mail-it1-f199.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728737AbfEHQwB (ORCPT ); Wed, 8 May 2019 12:52:01 -0400 Received: by mail-it1-f199.google.com with SMTP id h136so2671683ita.8 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=e5PhoYKhxs+X5en+hmi9p+4aGWF0SeLI1sFxKq0Yb9KUqDRBVhnjAEWW7V+0KKNd2h DV/130iEyCCjOyQuJOp89lVw9s04k3Oextw6pAzdxhpEdk6ibCqWfzaPVUXBOx7SWTEU c36OYFZD43Qhx+ihsg0fRXRQZb8Qpa9B96Q2+5G72Yhsez/WGPHyebCF30kgdWGN46E6 ighsJqL0HP/0Fc6TGnmduRoNnddfgtSZXZMk6pDeXdNaCEdZAo3gOVJg3Zub6ABHLIue /GbXpwWUr/U811Yf1e8ASDtaJ7g+rB4xTqf3ZCp1t8YdDyiK9l69CGwG/NnnmCLL0Ox0 Jifw== X-Gm-Message-State: APjAAAXcA7qCjLDn7p3dxEqjJ5o3FzNvBqhOOZk8rf6ft4xiDK7r88rh HZroohLrYwc/JhRJTEmvacQRHgV1wzI2sAcweXRKClxQ1Loq 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: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@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