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 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 3B3EEC33CAF for ; Wed, 22 Jan 2020 03:20:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0F06E24655 for ; Wed, 22 Jan 2020 03:20:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729274AbgAVDUC (ORCPT ); Tue, 21 Jan 2020 22:20:02 -0500 Received: from mail-io1-f70.google.com ([209.85.166.70]:56700 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729248AbgAVDUC (ORCPT ); Tue, 21 Jan 2020 22:20:02 -0500 Received: by mail-io1-f70.google.com with SMTP id d13so3129468ioo.23 for ; Tue, 21 Jan 2020 19:20:01 -0800 (PST) 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=Q+V6MdfziKIz0rbDvk/UXGQIlbKYZGAYXmvHdG0XHko=; b=PEVOtkKF7wPs5qYAPRYRfDqKeqknz+AgbyiHIMQ8H/ZdkrpK0eTe9VwXhVyve0lzSU Qcaoss3yYTz9Dr6IZGdhX+xr6g+hKvyARXIVOZA5rwhsZ9bwY+j5K51fadBSnvqdIOqU dPLa3GCh5JnGzohFAUCLz1zSiyDY2jk6CaEsyJJ8g8dxUO1eSVpmX4yuy7SHrpe7+4TL BbPqXlzV3lFXANjmgJE/lUs+CD/TL+PGbu2aeQXNRh8Bw44QB8zseyKHluaUFGJO8kU4 605m273TRHSud9yfqzQQvs17TVhvgUfsvwQl7MMeIwbpyCI4LnKVt20Kc22Bi1BBwLzm paOA== X-Gm-Message-State: APjAAAX3L7eVSLMCmXFPA+6vzMeVqoIHqMV1xKk2Bfc+ms8TP6Nvnk/z 1Rp2QPvgZJL8Qox3+xVUxXSyTBarvpb3ucrUtj3XpOhmLdjE X-Google-Smtp-Source: APXvYqy+uydHS2wj8B3br4rKAZaNttmqlZ2vOJL3KADXaffFC3CoRkqx64UrmHbPL/Z+BdkU6gah06YpVkq7VIafjd3pXuRhagi3 MIME-Version: 1.0 X-Received: by 2002:a92:860f:: with SMTP id g15mr6227655ild.297.1579663201195; Tue, 21 Jan 2020 19:20:01 -0800 (PST) Date: Tue, 21 Jan 2020 19:20:01 -0800 In-Reply-To: <000000000000310afa059cabd024@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000f8dfac059cb1ff9b@google.com> Subject: Re: WARNING in cbq_destroy_class From: syzbot To: davem@davemloft.net, echaudro@redhat.com, ivecera@redhat.com, jhs@mojatatu.com, jiri@mellanox.com, jiri@resnulli.us, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, xiyou.wangcong@gmail.com 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 syzbot has bisected this bug to: commit d51aae68b142f48232257e96ce317db25445418d Author: Jiri Pirko Date: Mon Nov 27 17:37:21 2017 +0000 net: sched: cbq: create block for q->link.block bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12efb80de00000 start commit: 80892772 hsr: Fix a compilation error git tree: net final crash: https://syzkaller.appspot.com/x/report.txt?x=11efb80de00000 console output: https://syzkaller.appspot.com/x/log.txt?x=16efb80de00000 kernel config: https://syzkaller.appspot.com/x/.config?x=d9290aeb7e6cf1c4 dashboard link: https://syzkaller.appspot.com/bug?extid=0a0596220218fcb603a8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11f107d1e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12114335e00000 Reported-by: syzbot+0a0596220218fcb603a8@syzkaller.appspotmail.com Fixes: d51aae68b142 ("net: sched: cbq: create block for q->link.block") For information about bisection process see: https://goo.gl/tpsmEJ#bisection