Received: by 2002:a05:6a10:a0d1:0:0:0:0 with SMTP id j17csp867769pxa; Sat, 1 Aug 2020 08:33:10 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwmhgtaEYi3O08pC4bamLE3Le9JhbiVeDrbmJlb0ck+fpeR4TMPKpOSqArHP+pH5M9wJAmz X-Received: by 2002:a17:907:10d9:: with SMTP id rv25mr6326193ejb.264.1596295990227; Sat, 01 Aug 2020 08:33:10 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1596295990; cv=none; d=google.com; s=arc-20160816; b=nCTd509jXWxT4j+7pZNSmVtmnArwqDyYw3y6XATILcO7+4kAWtHXLMIFvwoYGvm4JW XiSfZQ1lMFClE5YTllX05jhuScmktTVzdTViktZt64WhBx0vFkV9umzqhN50NYq3kNOF NdZ59t+Ui9iWmjs9vLza8UacvRhLUoMb15wxZbZbv3qxvoVVMpw4qNllup71UFhsNiCA ZEN4YW8TDtB1NK1oaDyX6sVVDJLocGF2pgMOSgNXEe0M234WceQBbQ/YjeY0cPNhiPwG 3kP2yndZ50/iIuiHzjC8CIeb5triKILq33NlXTQkL0AOr76pwssTCCxPrpISTauDfGIO 17+g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:cc:references:to:subject; bh=KZ0ibaoyw8igFC4ZLwVmKscoWMR15gyf6UoZ6FV5FEQ=; b=dC7rOcepkcjYJFeRcm3Ddk8EuJ6mg7U/+aSTfcaxL3URMGds4TRMrJFGxsu59q+ysZ kZA19P/yZ13Ujcs86AkeZe+i/SBWXs2+7WLbupIPEYVvrMF4nVHHNqEEkOQb3nY0avpo husd9lqhvAjGKyqhUxTZa5rCV/T/Us7wSZ1BXy0H+ncy0MC2tQEfhr4XQ8Ec0z+5F7xt egIjmSVJwcc6cbLt9EalGZkzQYT/PP/vHkAiMKCd2KALUn19kxNQwbbMpzTbOIA5/zUA Ywv7X3unE2S2jC41WS8EdEDjTzjEDEpCMMFGPQeJFxe5bqKOg/EYO+eERKnAhxgc2TTi o71w== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id lg12si7479707ejb.661.2020.08.01.08.32.47; Sat, 01 Aug 2020 08:33:10 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726748AbgHAPaN (ORCPT + 99 others); Sat, 1 Aug 2020 11:30:13 -0400 Received: from www262.sakura.ne.jp ([202.181.97.72]:49766 "EHLO www262.sakura.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725841AbgHAPaM (ORCPT ); Sat, 1 Aug 2020 11:30:12 -0400 Received: from fsav105.sakura.ne.jp (fsav105.sakura.ne.jp [27.133.134.232]) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTP id 071FU5Pn026666; Sun, 2 Aug 2020 00:30:05 +0900 (JST) (envelope-from penguin-kernel@I-love.SAKURA.ne.jp) Received: from www262.sakura.ne.jp (202.181.97.72) by fsav105.sakura.ne.jp (F-Secure/fsigk_smtp/550/fsav105.sakura.ne.jp); Sun, 02 Aug 2020 00:30:05 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/fsav105.sakura.ne.jp) Received: from [192.168.1.9] (M106072142033.v4.enabler.ne.jp [106.72.142.33]) (authenticated bits=0) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTPSA id 071FTx3D026625 (version=TLSv1.2 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sun, 2 Aug 2020 00:30:05 +0900 (JST) (envelope-from penguin-kernel@I-love.SAKURA.ne.jp) Subject: Re: INFO: task hung in pipe_read (2) To: syzbot , syzkaller-bugs@googlegroups.com References: <00000000000045b3fe05abcced2f@google.com> Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk From: Tetsuo Handa Message-ID: Date: Sun, 2 Aug 2020 00:29:56 +0900 User-Agent: Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <00000000000045b3fe05abcced2f@google.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Waiting for response at https://lkml.kernel.org/r/45a9b2c8-d0b7-8f00-5b30-0cfe3e028b28@I-love.SAKURA.ne.jp . #syz dup: INFO: task hung in pipe_write (4)