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=-5.4 required=3.0 tests=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 B567DC32757 for ; Thu, 15 Aug 2019 01:26:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9354D2084F for ; Thu, 15 Aug 2019 01:26:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728817AbfHOB0C (ORCPT ); Wed, 14 Aug 2019 21:26:02 -0400 Received: from mail-oi1-f197.google.com ([209.85.167.197]:42082 "EHLO mail-oi1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728336AbfHOB0C (ORCPT ); Wed, 14 Aug 2019 21:26:02 -0400 Received: by mail-oi1-f197.google.com with SMTP id l11so15407oif.9 for ; Wed, 14 Aug 2019 18:26:01 -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=ttLtpKYMG7TZIiRY6rerl+aSlij3EK8LczMw+lIahls=; b=F+A6ukmlIuPMRmXekdRJJ30VZo7xwDbKHoivJP8AhYSOaRq5w7A/DIbdXiUz6oG0rr 1n1rSkrzO9qtMZHqxEyZB6k8Rtvpuw0taTtAHc/N7sz5bgs1PBMVGZFU5iZXWQxEKle5 RfGWSO+Aza3OwcGp79mEyV73Qesn08xW4+zJSIsc95AvV2gx35QbGcpCBidFWqX/W2od m2FRyyrG3u3jk0tff+xoSDVPnq3MW+yqs/ytPcSGD+0BQ2iBvcjhNbwlRO37fC1eYI3T Zyl6WUL/9O6JxmUVd46qrkxGrL9T+6j+Vij1icwC9RmXr5T4gs3x8QpVgf/H16Z+c97K 9EiQ== X-Gm-Message-State: APjAAAXoKfChqR9EXPli38hZCFnXVJX0rs7PLS9Qf6fHTIWmyqSqAQpA vPdprZlknmo/FNNSI87Yos/B/Qg97eM7T/qz5M30EuHJZkxr X-Google-Smtp-Source: APXvYqytQ/ELGP5+AJ2kRvyfVtkrEdnSzCYc+HmAHVK4EP5we3PzXTOJnMwkWDWnNNMXNALxzIO9aa+V7C7O9SGIfcOtTSnNTuWC MIME-Version: 1.0 X-Received: by 2002:a6b:dd18:: with SMTP id f24mr2888565ioc.97.1565832361042; Wed, 14 Aug 2019 18:26:01 -0700 (PDT) Date: Wed, 14 Aug 2019 18:26:01 -0700 In-Reply-To: <000000000000b851cb058f7e637f@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000a86cf005901dc156@google.com> Subject: Re: WARNING in cgroup_rstat_updated From: syzbot To: ast@kernel.org, daniel@iogearbox.net, hdanton@sina.com, john.fastabend@gmail.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.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 e9db4ef6bf4ca9894bb324c76e01b8f1a16b2650 Author: John Fastabend Date: Sat Jun 30 13:17:47 2018 +0000 bpf: sockhash fix omitted bucket lock in sock_close bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=143286e2600000 start commit: 31cc088a Merge tag 'drm-next-2019-07-19' of git://anongit... git tree: net-next final crash: https://syzkaller.appspot.com/x/report.txt?x=163286e2600000 console output: https://syzkaller.appspot.com/x/log.txt?x=123286e2600000 kernel config: https://syzkaller.appspot.com/x/.config?x=4dba67bf8b8c9ad7 dashboard link: https://syzkaller.appspot.com/bug?extid=370e4739fa489334a4ef syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16dd57dc600000 Reported-by: syzbot+370e4739fa489334a4ef@syzkaller.appspotmail.com Fixes: e9db4ef6bf4c ("bpf: sockhash fix omitted bucket lock in sock_close") For information about bisection process see: https://goo.gl/tpsmEJ#bisection