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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2131DC433F5 for ; Mon, 15 Nov 2021 13:16:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 064E461AA7 for ; Mon, 15 Nov 2021 13:16:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231562AbhKONSq (ORCPT ); Mon, 15 Nov 2021 08:18:46 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38418 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231737AbhKONSE (ORCPT ); Mon, 15 Nov 2021 08:18:04 -0500 Received: from mail-il1-x134.google.com (mail-il1-x134.google.com [IPv6:2607:f8b0:4864:20::134]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 99199C061204 for ; Mon, 15 Nov 2021 05:14:53 -0800 (PST) Received: by mail-il1-x134.google.com with SMTP id i11so16524490ilv.13 for ; Mon, 15 Nov 2021 05:14:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=//STD+Hi45tkJE/Eu99jFcYzb4/fqeBDW/5cmJOU9SE=; b=jEGVNa/IIpye26C/dh4uWjP+xy4+atqNnOGZfF91/aqPJWPn4O/DvbudlzsCSpKQoD /UIYi8pj08sqRQ1E2tfZMgbMqNC44EtLx3FMH8XNBpznZ6Q/Q4FMI6xPgp11Rys3z6e6 1KwgucYZe8qKx/AfT4EawOu3i0u2PBmrNetORzPoKApDOaSfET6QSQfw+awWKcW2kh1S u2q1huwzIrU6MglJpiSQ0CUM1wOtwVgAOdBFWmag3MSTTEyJwEDKIb1DqcaI9V8zxLEh QRR3clsQvwQz1y/rC9tMWhKHnySZJHxz6dz2bQY+DZ5DmkJGo+YDIOg5IiftvoFdcisH pUAA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=//STD+Hi45tkJE/Eu99jFcYzb4/fqeBDW/5cmJOU9SE=; b=hpzV3FzfBkV3TpFD4GR3lIjZpC+9Ck6aY55EfTm+8N9KzQJTFPZzAy7snnjlwIvTET P93jxesMrM1o2gaFctbaPbPJpIRr4Ykp3gEZwhU7BkEgfFmGCrlRl/b9Gv3Ab4YdJ5co +C43uLR7IesJObOaE/5zsVrywanygCgateT/L9uWz0qaxm6qPesv0p2f4+uaJlJLAjIX zXT8OW0q0fHKH6KmuRcoWanSzV9Fdk9gpCzyKYGa3ijor61LZ8NkbmTRw+NDdfIE1IOA 7iCJfTD/ynR6fq/kYKCFf+W66Uqpjgy2O9wJ2Y6eAzHKDnq9pCSreYRcqd4Kyriz9nDd RDCg== X-Gm-Message-State: AOAM532T8F4+XTCBVaVj2+kXH4m/gsioxp8ta8qlz/xKfFq1N7GzjNwC 1FiiFqmRYunn+exuw2KW0aiaFw== X-Google-Smtp-Source: ABdhPJz+yzLzoWjlkv4bgfL18UMTUmIY5dAS+NPg7QzpDWEI8eGAXCxsbto0lNKnHYH4qbuSe6wOXQ== X-Received: by 2002:a92:7413:: with SMTP id p19mr21348666ilc.134.1636982092859; Mon, 15 Nov 2021 05:14:52 -0800 (PST) Received: from [192.168.1.116] ([66.219.217.159]) by smtp.gmail.com with ESMTPSA id c11sm8788401ilm.74.2021.11.15.05.14.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 15 Nov 2021 05:14:52 -0800 (PST) Subject: Re: [syzbot] INFO: task can't die in __bio_queue_enter To: syzbot , andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, syzkaller-bugs@googlegroups.com, yhs@fb.com References: <00000000000007948005d0d1214b@google.com> From: Jens Axboe Message-ID: <10fc0905-b166-ac20-560c-68f32bcccdad@kernel.dk> Date: Mon, 15 Nov 2021 06:14:49 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <00000000000007948005d0d1214b@google.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On 11/15/21 3:18 AM, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit: ad8be4fa6e81 Add linux-next specific files for 20211111 > git tree: linux-next > console output: https://syzkaller.appspot.com/x/log.txt?x=17026efab00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=ba9c83199208e103 > dashboard link: https://syzkaller.appspot.com/bug?extid=7ab022485f6761927d68 > compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 #syz fix blk-mq: don't grab ->q_usage_counter in blk_mq_sched_bio_merge -- Jens Axboe