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[23.128.96.18]) by mx.google.com with ESMTP id cf27si2717226edb.506.2020.09.29.07.12.07; Tue, 29 Sep 2020 07:12:32 -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; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b="yJ/vStC0"; 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 S1730627AbgI2OIt (ORCPT + 99 others); Tue, 29 Sep 2020 10:08:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33834 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725554AbgI2OIt (ORCPT ); Tue, 29 Sep 2020 10:08:49 -0400 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 0976DC061755 for ; Tue, 29 Sep 2020 07:08:49 -0700 (PDT) Received: by mail-io1-xd34.google.com with SMTP id q4so4929864iop.5 for ; Tue, 29 Sep 2020 07:08:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=euWnP0EJlqYVaKu5lNq63ImPlulmGIi8tNfvVNhQacA=; b=yJ/vStC080VOPuKUMvBTmMUJ1H/SPQ3U7f29zv7UcANL8Z2hrauxe2MtRa6DCJFy/S mBWCHeAM2WNCaaA3IlgJVlC45InLmWcqjAsNzgUNikSIiak+4BPAr1Hv50RtsOUyhpW3 vUZr4FIuyNX8Zw+Olb0YH6UtlxjbRWlg3zcJ9hXWNI8oJzIpyKxYAxBgUWettmTXQDUb PgzgiM9klFb1V1fyEOURhsjeES/gaCBo2HManZbKZO6KUkN8z3s+y2w9DtBG4QZD4KaR sJNb+ot8MeSxJ5MzQFpgXJTeW6BKHUniIcELOsIHRtuVDRXLsoDrX59RTLFD3G6VSU3J 7ahA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; 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=euWnP0EJlqYVaKu5lNq63ImPlulmGIi8tNfvVNhQacA=; b=CqKqWjA/EJ29vp8JdoDUR8F82JPrKM6XnLuv2OInAKz23wmcS8gxeaRjzDg4JLfsZE kns79YfDuAGQ1nihefJz36h7XNr0HPR5k80kiOMYuZn/PPw40it4NzLxe1tYHe272Jsj OZVpyLdLyGNGK4XrrtFQG60NNCWl2H3Fs5qepE7UZtjlioYIt5OOUOVO8l+GfEQjnupk +fTo1pYN5ZG3sBgWBLV+UyY3IwHyGzL5iJFw7TpGgf2k5hDmlWpYK3N990t9snWq5AxD tJetZXLGQ2sigw4pwXLvjccXARlIyL/cBL1/jvlc/JoztZsYAvaDlQNv5c2BaEiP2I+w V/pA== X-Gm-Message-State: AOAM532B02WutfS2KrKnpggzh4HX4LM/ffKnLCSWuyUP4KyuANvKPuYU GMC6o0iFvJyu3lEY48wyAIF/FQ== X-Received: by 2002:a6b:8b52:: with SMTP id n79mr2561452iod.122.1601388528281; Tue, 29 Sep 2020 07:08:48 -0700 (PDT) Received: from [192.168.1.30] ([65.144.74.34]) by smtp.gmail.com with ESMTPSA id d17sm2470609ilo.3.2020.09.29.07.08.47 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 29 Sep 2020 07:08:47 -0700 (PDT) Subject: Re: possible deadlock in io_uring_show_fdinfo To: syzbot , io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk References: <0000000000000a315605b06fb13c@google.com> From: Jens Axboe Message-ID: Date: Tue, 29 Sep 2020 08:08:46 -0600 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: <0000000000000a315605b06fb13c@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 #syz dup: possible deadlock in io_write -- Jens Axboe