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 236FAC433EF for ; Tue, 16 Nov 2021 15:43:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0336360EE0 for ; Tue, 16 Nov 2021 15:43:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238566AbhKPPqP (ORCPT ); Tue, 16 Nov 2021 10:46:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56704 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238378AbhKPPpr (ORCPT ); Tue, 16 Nov 2021 10:45:47 -0500 Received: from mail-io1-xd34.google.com (mail-io1-xd34.google.com [IPv6:2607:f8b0:4864:20::d34]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BAF12C061766 for ; Tue, 16 Nov 2021 07:42:41 -0800 (PST) Received: by mail-io1-xd34.google.com with SMTP id z18so2482802iof.5 for ; Tue, 16 Nov 2021 07:42:41 -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=qZTHx1FvTHabhubW5uLJTFw9g14LfOUphosZneheXs4=; b=w3QG6GtaZbgUU/+dtPJdAPWmz2QGCSQsvGWcNOjVgJzNUtppuN3BuL6C793MwPsZco vmpfKXeKJF5z9hGpGvKNH8qXEqsKBJa//YA7/NsmjWcI7ePjzc707vdTSfxUa5RRaze5 3toFmyOzFAODOhoRXNXy8XE81gD/Au+qO9TNc22HyPGVBXVWCATQQdOuwc6p5jiP16Is FP5Ce9W3ANlg3rjI9JLET3UWo2rETlyvy6UcENgodYMRaZHNJWlwtdwsfmXl3uDpZN13 8Ed7vKFVvUydjzwgPptOkIz5BNiPjJ1+CwafmBa/wPySHb5HrIHRnpnmEkmI0ZDscVCv lU3Q== 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=qZTHx1FvTHabhubW5uLJTFw9g14LfOUphosZneheXs4=; b=SLbYWqbAwDbttXqjieeVgJQ4AP9+mu6ETC+yH9xis13iFar5DdnxVkDaWk4ITN8NCr xODBE6xaAayBuHpLUI4fL5T5DlppDE2b5r4avvhBrp6kiCC5jzXp0QrEGdnJjvfRwTQX tPpJLiy60IUvAgmT3wa86aBkrsgjWsqWkWu8QHR2rwX1WygxE7zikr4ZrbpccHkyB+Gu U42qEsvHW/gf5XWSJPGxZhTaLvnZ8aAwTqAYRhzQWyOEU10+WjSm2Wu4ENq3p/R0oMUz uHx902ohExow5vzJf7FX5zNayXsZIjpjJyM+8GsC8Iup86KdhQLtoAbQw9z4+eOd9+8T WNxw== X-Gm-Message-State: AOAM530iVJJXBKsusU+gEDwVtRp9aiAoORrM6+8RweQD8I5ThH5Fmetq lj8HKbbRjMAYdKiv1fgitDl9FA== X-Google-Smtp-Source: ABdhPJyrpIfc2UW9Rx72NBiL5cdgp4TrZ59GyNqn8h8b6TcBQy++Dv52FlJE6Vv7QfaAlwnjezgwfQ== X-Received: by 2002:a02:a601:: with SMTP id c1mr6313123jam.114.1637077361081; Tue, 16 Nov 2021 07:42:41 -0800 (PST) Received: from [192.168.1.116] ([66.219.217.159]) by smtp.gmail.com with ESMTPSA id o10sm9609624ioa.26.2021.11.16.07.42.40 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 16 Nov 2021 07:42:40 -0800 (PST) Subject: Re: [syzbot] INFO: rcu detected stall in __hrtimer_run_queues To: syzbot , fweisbec@gmail.com, hch@lst.de, hdanton@sina.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@kernel.org, paulmck@kernel.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de References: <0000000000007ee63e05d0e9c172@google.com> From: Jens Axboe Message-ID: <097631ea-d781-c4e1-aa0e-d921a7a2e69e@kernel.dk> Date: Tue, 16 Nov 2021 08:42:39 -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: <0000000000007ee63e05d0e9c172@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-kernel@vger.kernel.org On 11/16/21 8:41 AM, syzbot wrote: > syzbot suspects this issue was fixed by commit: > > commit b60876296847e6cd7f1da4b8b7f0f31399d59aa1 > Author: Jens Axboe > Date: Fri Oct 15 21:03:52 2021 +0000 > > block: improve layout of struct request No functional changes in that patch, so looks like a fluky bisection. -- Jens Axboe