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=-0.7 required=3.0 tests=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 CDB94C43381 for ; Sun, 17 Mar 2019 10:43:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A70A22085A for ; Sun, 17 Mar 2019 10:43:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727067AbfCQKnC (ORCPT ); Sun, 17 Mar 2019 06:43:02 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:46183 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726923AbfCQKnB (ORCPT ); Sun, 17 Mar 2019 06:43:01 -0400 Received: by mail-io1-f70.google.com with SMTP id k5so11224987ioh.13 for ; Sun, 17 Mar 2019 03:43:01 -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=QSzsPUt8vxZ35tdHZ1qW8SYxaq0LFUJlh8G5w5k1f74=; b=K04MLZUvQXlhQlrGOBBULRY6I/wASuVGFwfVL4z/eF3N3KPHUA3mZO0+ktwjPOd682 Ciqh7E3MFuxO3FN9lSc0gikCzU6qy3JyvmvcueI2ir+ujGprzQ5ZDJ4uGTxOfrvYg6yW 6LrwE+oUFdHb1FaEeg6/Zf5UsWuZgMqhmADIN/4qP0qZpVgBXjUTXxPlAIvWX/9Btk/a S/ULkvl6MJhaAyql6UBjTd9ZwDW6CBW+0rnSznPGFbq0D4naV44vlF+yV1BF4v+ASkv5 gjHFT+6RIafGMNzko7zSsSn6iohJKN0dhxg0QHmwWn+K1yM07dYGsGTOeeNdHgGnJ/kZ uBmA== X-Gm-Message-State: APjAAAUvCgogh9csBwWzvi/Gv54Pnkv0UDjmKxNq41EFBR43C81FIJrH k/THHRiDdYA1HY1EL7VPDwJCngTToLCaArPm+4uSGGxGycfb X-Google-Smtp-Source: APXvYqwmFgNETKk0NZNGIFDQO6tfxXsdbGSANkbo1eM0unEk2mcATYVGrz/aP6blrqkfeHH/+t9TXK5IGYK99fcL0GbKb+NEdQwr MIME-Version: 1.0 X-Received: by 2002:a24:6b55:: with SMTP id v82mr7150302itc.37.1552819381045; Sun, 17 Mar 2019 03:43:01 -0700 (PDT) Date: Sun, 17 Mar 2019 03:43:01 -0700 In-Reply-To: <0000000000007da94e05827ea99a@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009b8d8a058447efc5@google.com> Subject: Re: WARNING in rcu_check_gp_start_stall From: syzbot To: bp@alien8.de, devel@driverdev.osuosl.org, douly.fnst@cn.fujitsu.com, dvyukov@google.com, forest@alittletooquiet.net, gregkh@linuxfoundation.org, hpa@zytor.com, konrad.wilk@oracle.com, len.brown@intel.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, mingo@redhat.com, peterz@infradead.org, puwen@hygon.cn, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, tvboxspy@gmail.com, wang.yi59@zte.com.cn, x86@kernel.org 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 f1e3e92135202ff3d95195393ee62808c109208c Author: Malcolm Priestley Date: Wed Jul 22 18:16:42 2015 +0000 staging: vt6655: fix tagSRxDesc -> next_desc type bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=111856cf200000 start commit: f1e3e921 staging: vt6655: fix tagSRxDesc -> next_desc type git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=131856cf200000 console output: https://syzkaller.appspot.com/x/log.txt?x=151856cf200000 kernel config: https://syzkaller.appspot.com/x/.config?x=7132344728e7ec3f dashboard link: https://syzkaller.appspot.com/bug?extid=111bc509cd9740d7e4aa syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16d4966cc00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10c492d0c00000 Reported-by: syzbot+111bc509cd9740d7e4aa@syzkaller.appspotmail.com Fixes: f1e3e921 ("staging: vt6655: fix tagSRxDesc -> next_desc type")