Received: by 2002:a6b:500f:0:0:0:0:0 with SMTP id e15csp352193iob;
        Fri, 13 May 2022 03:12:11 -0700 (PDT)
X-Google-Smtp-Source: ABdhPJxxs5Cl8mHN2y6JEFnI9UAAi+OwH07d7TOsiXLUWb8fbaj5XZrS8276HI8377CgApnj0C2e
X-Received: by 2002:a17:906:1c12:b0:6f3:9eed:e0 with SMTP id k18-20020a1709061c1200b006f39eed00e0mr3681689ejg.656.1652436731656;
        Fri, 13 May 2022 03:12:11 -0700 (PDT)
ARC-Seal: i=1; a=rsa-sha256; t=1652436731; cv=none;
        d=google.com; s=arc-20160816;
        b=cJS5marng2l56uEmgXdnHjAfD1469DF4HtVf5L9m+/1vTwmYSDHWHUWRT4qGSG0GfI
         vb+vjE9OOiNkDuymsf1pPwNwT3Dj9CJbCPmxXxZHL4lKFIJ1Tjlhb0kFAOFBpHt7mvWz
         QJ2tUrq8C3MXB/M8ajnpDBvdmXVPh4yk89DvfWODX+f6GcG7jYc61zJloEKAbycJDTAV
         xBtO8VLR/a3tUNvjAPLLQqlbg4lkP+5F8xLtlpq6+cEJE16g2cChaGBci51uFGlVjrld
         ZHry1zFbcYN7b2y/xOVPEFPczsOpknLU3DBxDENEefWEbLJ7kNmWTr5a1B/4QXwqeK9i
         /NQg==
ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816;
        h=list-id:precedence:in-reply-to:content-disposition:mime-version
         :references:message-id:subject:to:from:date:dkim-signature;
        bh=sfGRZEPiH7aQiTvEgnoKkzq5KE51aZY8nSQD6Y5Ilxs=;
        b=h8Otow6ixV5MHqI3MmPGu25yL2L4VB6qW8tp929XqBsWxV1KXZ6xPFTOhInxhL48rV
         bcuFwEX2pgsrI9ZnQ3aveSZ54r3Wl/X8Igw5tAGoXWoMZK+ReHGyn0zCgebolUiGbjXw
         dsn9fYeKW+eA5oSkcvjNUYG0EFGjIStdnX7IamnCyx0Gfqr5nvJ12Ud2E3wDuOMQXisJ
         Hd4IWhcMzhIKiepFkSehTJfSIEtyUCKec91orlZSkJIt3fNvIzFQ+fB3DN6o+CQVEf9A
         0Roac+KW9icu+Bwz+UM1uVGlqZVcU2p84yISHZS1An34WbpilZ7Pp3sVWeQ6BptJZLDI
         0lRQ==
ARC-Authentication-Results: i=1; mx.google.com;
       dkim=fail header.i=@mit.edu header.s=outgoing header.b=j20gLp0H;
       spf=pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-ext4-owner@vger.kernel.org;
       dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=mit.edu
Return-Path: <linux-ext4-owner@vger.kernel.org>
Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20])
        by mx.google.com with ESMTP id gn33-20020a1709070d2100b006df76385c62si2046090ejc.258.2022.05.13.03.11.38;
        Fri, 13 May 2022 03:12:11 -0700 (PDT)
Received-SPF: pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Authentication-Results: mx.google.com;
       dkim=fail header.i=@mit.edu header.s=outgoing header.b=j20gLp0H;
       spf=pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-ext4-owner@vger.kernel.org;
       dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=mit.edu
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S1355620AbiELOwl (ORCPT <rfc822;celeonar@gmail.com> + 99 others);
        Thu, 12 May 2022 10:52:41 -0400
Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34178 "EHLO
        lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S1355614AbiELOwk (ORCPT
        <rfc822;linux-ext4@vger.kernel.org>); Thu, 12 May 2022 10:52:40 -0400
Received: from outgoing.mit.edu (outgoing-auth-1.mit.edu [18.9.28.11])
        by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 708052532F1
        for <linux-ext4@vger.kernel.org>; Thu, 12 May 2022 07:52:39 -0700 (PDT)
Received: from cwcc.thunk.org (pool-108-7-220-252.bstnma.fios.verizon.net [108.7.220.252])
        (authenticated bits=0)
        (User authenticated as tytso@ATHENA.MIT.EDU)
        by outgoing.mit.edu (8.14.7/8.12.4) with ESMTP id 24CEqYAX030648
        (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT);
        Thu, 12 May 2022 10:52:35 -0400
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mit.edu; s=outgoing;
        t=1652367155; bh=sfGRZEPiH7aQiTvEgnoKkzq5KE51aZY8nSQD6Y5Ilxs=;
        h=Date:From:To:Subject:References:In-Reply-To;
        b=j20gLp0HYq1cqc3oApXMS8IIb/LLn09QyV8Zi3LhvbVi4mlcoFnvo2TeDD2f8QdP4
         /S+BeaU5o6OQqaIZngdjoi9cvJsJ5tdDbJ8Yzdbd0h8YFtMd3Fg8dFP2momel9uecH
         Ue4VUt/jQWGNvZzhw9zGlFZ6NTPuZAu0LtSBlQWeqmNhSWosF0YQN8fbd3YoxHRQ9c
         BvwF8MLaip5Eg7uABOACO5xegkO+A7pvSyqOn0nUZxYvkQLfUccDl1A+7ui3omwY+I
         1FKQVDxJQm0a/wA5id6ya8ZgGOkR2dt9qwVr54hnDllHll8+CJEIH82npi9zrR1LcJ
         +X7Retd1OUw6A==
Received: by cwcc.thunk.org (Postfix, from userid 15806)
        id 6537415C3F2A; Thu, 12 May 2022 10:52:34 -0400 (EDT)
Date:   Thu, 12 May 2022 10:52:34 -0400
From:   "Theodore Ts'o" <tytso@mit.edu>
To:     Vincent Lefevre <vincent@vinc17.net>, linux-ext4@vger.kernel.org
Subject: Re: ext4: unexpected delayed file creation with a 5.17 kernel
Message-ID: <Yn0fMj0jXPrMIZd9@mit.edu>
References: <20220511135917.GA3381602@zira.vinc17.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20220511135917.GA3381602@zira.vinc17.org>
X-Spam-Status: No, score=-4.0 required=5.0 tests=BAYES_00,DKIM_INVALID,
        DKIM_SIGNED,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE,
        T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
        lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-ext4.vger.kernel.org>
X-Mailing-List: linux-ext4@vger.kernel.org

On Wed, May 11, 2022 at 03:59:17PM +0200, Vincent Lefevre wrote:
> Hi,
> 
> On a Linux machine (12-core x86_64 Debian/unstable, 5.17 kernel)
> with an ext4 filesystem, I got a file born 30 seconds after its
> actual creation by a script. This is completely unreproducible.

completely *reproducible* or *unreproducible*?

If it is completely reproducible, can you try to reduce your shell
script to a minimal reproducer?

					- Ted