GNU bug report logs - #32415
Possible bug in gzip 1.8

Please note: This is a static page, with minimal formatting, updated once a day.
Click here to see this page with the latest information and nicer formatting.

Package: gzip; Reported by: "Thomas N. Massey" <massey@HIDDEN>; dated Fri, 10 Aug 2018 17:43:02 UTC; Maintainer for gzip is bug-gzip@HIDDEN.
Changed bug title to 'Possible bug in gzip 1.8' from 'Possible ug in gzip 1.8' Request was from Tino Calancha <tino.calancha@HIDDEN> to control <at> debbugs.gnu.org. Full text available.

Message received at 32415 <at> debbugs.gnu.org:


Received: (at 32415) by debbugs.gnu.org; 10 Aug 2018 21:03:05 +0000
From debbugs-submit-bounces <at> debbugs.gnu.org Fri Aug 10 17:03:05 2018
Received: from localhost ([127.0.0.1]:47663 helo=debbugs.gnu.org)
	by debbugs.gnu.org with esmtp (Exim 4.84_2)
	(envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>)
	id 1foEYr-0005OG-3Y
	for submit <at> debbugs.gnu.org; Fri, 10 Aug 2018 17:03:05 -0400
Received: from zimbra.cs.ucla.edu ([131.179.128.68]:50140)
 by debbugs.gnu.org with esmtp (Exim 4.84_2)
 (envelope-from <eggert@HIDDEN>) id 1foEYp-0005Nk-W1
 for 32415 <at> debbugs.gnu.org; Fri, 10 Aug 2018 17:03:04 -0400
Received: from localhost (localhost [127.0.0.1])
 by zimbra.cs.ucla.edu (Postfix) with ESMTP id 1DF7B1610C6;
 Fri, 10 Aug 2018 14:02:58 -0700 (PDT)
Received: from zimbra.cs.ucla.edu ([127.0.0.1])
 by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032)
 with ESMTP id qM4A_IS-uJ2P; Fri, 10 Aug 2018 14:02:57 -0700 (PDT)
Received: from localhost (localhost [127.0.0.1])
 by zimbra.cs.ucla.edu (Postfix) with ESMTP id 3916C161105;
 Fri, 10 Aug 2018 14:02:57 -0700 (PDT)
X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu
Received: from zimbra.cs.ucla.edu ([127.0.0.1])
 by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026)
 with ESMTP id rBTjCJYGAqKK; Fri, 10 Aug 2018 14:02:57 -0700 (PDT)
Received: from [192.168.1.9] (unknown [47.154.30.119])
 by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id EC0041610C6;
 Fri, 10 Aug 2018 14:02:56 -0700 (PDT)
Subject: Re: bug#32415: Possible ug in gzip 1.8
To: "Thomas N. Massey" <massey@HIDDEN>, 32415 <at> debbugs.gnu.org
References: <1533916370.14871.15.camel@HIDDEN>
From: Paul Eggert <eggert@HIDDEN>
Organization: UCLA Computer Science Department
Message-ID: <8481478b-040a-c3b7-0004-f64836a45444@HIDDEN>
Date: Fri, 10 Aug 2018 14:02:56 -0700
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101
 Thunderbird/52.9.1
MIME-Version: 1.0
In-Reply-To: <1533916370.14871.15.camel@HIDDEN>
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Language: en-US
Content-Transfer-Encoding: 7bit
X-Spam-Score: -2.3 (--)
X-Debbugs-Envelope-To: 32415
X-BeenThere: debbugs-submit <at> debbugs.gnu.org
X-Mailman-Version: 2.1.18
Precedence: list
List-Id: <debbugs-submit.debbugs.gnu.org>
List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, 
 <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe>
List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/>
List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org>
List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help>
List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, 
 <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe>
Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org
Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org>
X-Spam-Score: -3.3 (---)

Thomas N. Massey wrote:
>   We were working on a data set of 93 Mb in files of ~800,000 characters
> each.  We found both one or two characters added or removed from a
> file.
> 
>     Has this been seen before?

It's news to me. What platform and gzip version are you using, and how was gzip 
built and installed? Can you reproduce the problem? Better yet, can you show us 
how to reproduce the problem?




Information forwarded to bug-gzip@HIDDEN:
bug#32415; Package gzip. Full text available.

Message received at submit <at> debbugs.gnu.org:


Received: (at submit) by debbugs.gnu.org; 10 Aug 2018 17:42:40 +0000
From debbugs-submit-bounces <at> debbugs.gnu.org Fri Aug 10 13:42:40 2018
Received: from localhost ([127.0.0.1]:47583 helo=debbugs.gnu.org)
	by debbugs.gnu.org with esmtp (Exim 4.84_2)
	(envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>)
	id 1foBQt-0000QG-AG
	for submit <at> debbugs.gnu.org; Fri, 10 Aug 2018 13:42:40 -0400
Received: from eggs.gnu.org ([208.118.235.92]:45376)
 by debbugs.gnu.org with esmtp (Exim 4.84_2)
 (envelope-from <massey@HIDDEN>) id 1fo9ix-0005g0-BO
 for submit <at> debbugs.gnu.org; Fri, 10 Aug 2018 11:53:12 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
 (envelope-from <massey@HIDDEN>) id 1fo9ir-0008Kn-5z
 for submit <at> debbugs.gnu.org; Fri, 10 Aug 2018 11:53:05 -0400
X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org
X-Spam-Level: ***
X-Spam-Status: No, score=3.3 required=5.0 tests=BAYES_50,
 RECEIVED_FROM_WINDOWS_HOST,T_DKIM_INVALID autolearn=disabled version=3.3.2
Received: from lists.gnu.org ([2001:4830:134:3::11]:38029)
 by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32)
 (Exim 4.71) (envelope-from <massey@HIDDEN>) id 1fo9ir-0008Kb-2d
 for submit <at> debbugs.gnu.org; Fri, 10 Aug 2018 11:53:05 -0400
Received: from eggs.gnu.org ([2001:4830:134:3::10]:36346)
 by lists.gnu.org with esmtp (Exim 4.71)
 (envelope-from <massey@HIDDEN>) id 1fo9ip-00052J-Qp
 for bug-gzip@HIDDEN; Fri, 10 Aug 2018 11:53:04 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
 (envelope-from <massey@HIDDEN>) id 1fo9il-0008GP-U6
 for bug-gzip@HIDDEN; Fri, 10 Aug 2018 11:53:03 -0400
Received: from mail-cys01nam02on0110.outbound.protection.outlook.com
 ([104.47.37.110]:29472 helo=NAM02-CY1-obe.outbound.protection.outlook.com)
 by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32)
 (Exim 4.71) (envelope-from <massey@HIDDEN>) id 1fo9il-0008EG-F6
 for bug-gzip@HIDDEN; Fri, 10 Aug 2018 11:52:59 -0400
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ohio.edu; s=selector1; 
 h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;
 bh=VmwilWgvA+8wHrMCL8LLwPu53NLnigjc4ipS9mgDzd8=;
 b=C2IJ4zQqW3La/ERq8s/F+JlrrzWkHdpv/GkXIdT4wJ7nQYCoQkY5C2Lq6UpXU19D/yd3cvpsO9J5zQAaJsGhSZKA/tk0xYtQCQaqk6yqnCOXGjwSfP3luDhFTJcuYV5ppMKSXgwblMPOAzItIl9AHWEpOFhR9/qnkji/WE+FKP4=
Authentication-Results: spf=none (sender IP is )
 smtp.mailfrom=massey@HIDDEN; 
Received: from oual3.oual.ohiou.edu (132.235.40.233) by
 BYAPR01MB3815.prod.exchangelabs.com (2603:10b6:a02:83::15) with Microsoft
 SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id
 15.20.1017.15; Fri, 10 Aug 2018 15:52:55 +0000
Message-ID: <1533916370.14871.15.camel@HIDDEN>
Subject: Possible ug in gzip 1.8
From: "Thomas N. Massey" <massey@HIDDEN>
To: bug-gzip@HIDDEN
Date: Fri, 10 Aug 2018 11:52:50 -0400
Organization: Department of Physics and Atronomy
Content-Type: text/plain; charset="UTF-8"
X-Mailer: Evolution 3.24.6 (3.24.6-1.fc26) 
Mime-Version: 1.0
Content-Transfer-Encoding: 7bit
X-Originating-IP: [132.235.40.233]
X-ClientProxiedBy: BN6PR14CA0003.namprd14.prod.outlook.com
 (2603:10b6:404:79::13) To BYAPR01MB3815.prod.exchangelabs.com
 (2603:10b6:a02:83::15)
X-MS-PublicTrafficType: Email
X-MS-Office365-Filtering-Correlation-Id: ab8d334c-87d7-4e54-a68a-08d5fed956f1
X-Microsoft-Antispam: BCL:0; PCL:0;
 RULEID:(7020095)(4652040)(8989117)(5600074)(711020)(4534165)(4627221)(201703031133081)(201702281549075)(8990107)(2017052603328)(7153060)(7193020);
 SRVR:BYAPR01MB3815; 
X-Microsoft-Exchange-Diagnostics: 1; BYAPR01MB3815;
 3:qDR53Gp4V3C405+kvLAIq++ucqZvwDVkaFsoCtx6kuocvT0v0b+3RYh8nI5ias6p9ZWWxEmrKQ4m/QEoXVEHQOIlsqy9L1aelPIAFjg+Wy1dwuSgq1tloLYOTbIRM7aHCOrYHVTtPGJn15V9R9v2hketvOV3KPiN5q9rufiyRFiI3yctfAYscnLIIqcXB5OuSswvdVn5BJPmYYErE2a8ySfrcXNBxKoaApAAIl+55/WUGcoM1rspMljBE10P85Gj;
 25:wbPAxoQHPahuVgXXDelyvGxcL5CSAfFIK6U3alOmXsmHuCqaxkOdeN840dxAZ3bD9GOemYdbeZdTXDwCnG/NNEJKa+UbYCO3qOMaKaod/UyO0aVR5yGaO/GBSR8+yVR6KtFLj+m+iQW/6KMAGAnmFd+RppIDkul+vGdL84mfW+cuEA7Z+WvRt8zUb/hYv2X/7D5mDmCj58UeGsN0A+vLbJlUJft7ftaGyqlx9S50onmftUdqj+j+KhlvYdxUV9eeHS2e4rdNKkuXVXecU3ZQZlZ7ZwxnUXyurOmm3HVouno7p1dXF2PDmTv4hdzhfDqwX3cwHjGyUov5AwnoigCMOg==;
 31:AXd5eqrgHKzD5Yv+KvCdg64cu0NxVMvx5ydl2ZN9UeuuaQlhEU7dOdK8TWqsXQJSh5wFLz1TMtXvT5eUqs2L4/Q/4qipaeI5FMVNgRC+urWaIpMuFFGkXBxRRto/kNjgZwpBXsNDIbv3VX3qYV6CYovbOytOGax6ZDcWmw4vv6FceLAfpe6/PL1KMLeACqrGwcZtRBI6Okwgnp+JZAmi2i2mDbolgA08s3UACtYmyzg=
X-MS-TrafficTypeDiagnostic: BYAPR01MB3815:
X-Microsoft-Exchange-Diagnostics: 1; BYAPR01MB3815;
 20: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;
 4:32c8R7Kb2Hpmw67vsUmTIv/Q4E4l3TGi7hwl5c3yr7Tyghk27/K1MK+S2i/J8R0ylZFy5SHotOs+Flci4QjIk924rgZxMn+4xsMjdPGe+2NzWhX2U+zJmxR00E1PhoOkSFGU9bqoEeFcFBg/fG2lMwjUa/0G4niATNOnI12WzzrQlm+DAgOJTG4DbSlEC4upDHVoRbjxei6EyVET8ejl8SWV4yoTbPWG7B7m/X6MSM2Wu2cXYtiE2WjiXdT1mtdeX9bUOiY4dPufubXMnclfLoIH63mlhDdsUuVUSkULaaYGwUb4D0nAE46a6jm/1vJwCxbarz5CzUaBfHfZSR35siMy0dh05WRPbVbc9DimjRk=
X-Microsoft-Antispam-PRVS: <BYAPR01MB381569A11B8E22492FAE6492B1240@HIDDEN>
X-Exchange-Antispam-Report-Test: UriScan:(195925503944023)(178089997737583);
X-MS-Exchange-SenderADCheck: 1
X-Exchange-Antispam-Report-CFA-Test: BCL:0; PCL:0;
 RULEID:(8211001083)(6040522)(2401047)(5005006)(8121501046)(93006095)(93001095)(3231311)(944501410)(52105095)(3002001)(10201501046)(149027)(150027)(6041310)(201703131423095)(201702281529075)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(20161123562045)(20161123560045)(20161123558120)(20161123564045)(6072148)(201708071742011)(7699016);
 SRVR:BYAPR01MB3815; BCL:0; PCL:0; RULEID:; SRVR:BYAPR01MB3815; 
X-Forefront-PRVS: 07607ED19A
X-Forefront-Antispam-Report: SFV:NSPM;
 SFS:(10019020)(396003)(136003)(376002)(366004)(39860400002)(346002)(30584003)(30594003)(199004)(189003)(5820100001)(75432002)(103116003)(50226002)(476003)(486006)(2616005)(956004)(93376004)(2361001)(6512007)(6306002)(50466002)(316002)(6486002)(7736002)(52116002)(106356001)(966005)(68736007)(36916002)(47776003)(23676004)(53936002)(66066001)(105586002)(2351001)(478600001)(786003)(25786009)(6916009)(36756003)(16526019)(26005)(186003)(6666003)(86362001)(97736004)(81156014)(386003)(6506007)(3846002)(14444005)(88552002)(81166006)(230700001)(8936002)(6116002)(5660300001)(2906002)(8676002)(305945005)(99106002)(15302535012);
 DIR:OUT; SFP:1102; SCL:1; SRVR:BYAPR01MB3815; H:oual3.oual.ohiou.edu; FPR:;
 SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; 
Received-SPF: None (protection.outlook.com: ohio.edu does not designate
 permitted sender hosts)
X-Microsoft-Exchange-Diagnostics: =?utf-8?B?MTtCWUFQUjAxTUIzODE1OzIzOkpxb0JYU0E0UUZ4N3hvSGNScitWaEdmTjRY?=
 =?utf-8?B?a1dNekZ0eGFkSGYreGFmZEo5WFJINHhNSXVjSkttbUQreGtSWExEUVcvdzVM?=
 =?utf-8?B?TGNTdWxwOFdHUXJHSTQzaFp0ZS9TYXVYTFZpN1kySWJHR3BWQ3hiQk1ZT0pR?=
 =?utf-8?B?ZFF1aUNMYXpIUFNyaUlEWjFBMExlM2RzMzNSVHFHY25zK002OER0YmFBMEsz?=
 =?utf-8?B?UHRUU1NBakVuWjY1NjF6Q21Xczd0N0tvTko4dys5SjlmaElqK25jcnVBSW14?=
 =?utf-8?B?RW1ZZHAxV2pidkZubFZWQVIwcjEvR0FjY3NkSTFOTGxQajJkaU1WdEZHQ0VD?=
 =?utf-8?B?a01BcTlGcmwvT1pQcnBpL1p0dUhRNmlObjkva0JGSXkzWXA4OStBMExFYWxw?=
 =?utf-8?B?QkZqRzRwN1ovVHhDdGg2VDgxbS9uMDRHZTNOaUEzSkVjV25jcndSZytGTDNo?=
 =?utf-8?B?cE9zWGUramlmTUZWTklIaDBiRkZQc0tmcENpakp0MTdWMGh5L2swb0RrZHNn?=
 =?utf-8?B?YjBmU3VYODUrdGlPckQ1WnNiYVg2STNZWWNkZGdHU1Y2U0hvTzVubEM0UXRq?=
 =?utf-8?B?enR6dUJuTklhdTRHVERERTJoRTR4S2U4NiswYngvQmh1YTlHd1AyQjAzZ01l?=
 =?utf-8?B?cTg3dmJQMG0xYy81YjRLbmNvenJJZkViTEhHbVR4SUNGYXJ6b1IyMlM1M1Vs?=
 =?utf-8?B?Z3NuMDZWdXJoemlVYUdvTWhFTEJ0TGtCVnNQY1B5SkRKMmpEMmVMd1RYdy92?=
 =?utf-8?B?bVo3NFdhajZDV0MzN3BrOUlsNi9za0ZKSWFwU2w0ZFNOam12M2hLdDlwRlM5?=
 =?utf-8?B?cGVvY01KUHR2cG9kQkhYZUJNUU9LenRnOWc5blorWG1WVHN5Wi9HNlJwL0Zo?=
 =?utf-8?B?emU3VkFPRXJLc0R6MUpZTUExNlN2QklINVdidTFDWUhMMVNQMFdwWEMxa3Yw?=
 =?utf-8?B?dVYzWUFRVk5pbVY4ZjNqS05rMVZ2c1d1L2hoM2hjSlM3NVZDWjJDYXFGMDJH?=
 =?utf-8?B?NXZvd2FvZ2lqNGJMYkVxS2MzcHhQaHplYUcyR0xLL2c5U3puQVVudWVReWV2?=
 =?utf-8?B?YisrSGtMVjZwWEhQcUlhMUpaTTR4ais5Qy9UMmVCeHowc01tTlRpZ2d6Z2Zh?=
 =?utf-8?B?bHA0NUZnYlFsVzh5VXlvR0kwbWtGeHFhVFpwZlM2WEFtdlFFd29GQTRCTGZ2?=
 =?utf-8?B?V3h3VE9paXdmbmRKaG0xNHZOQWxyTFh1VitMYlRNWmluU0JBak1oNGx3ZUlL?=
 =?utf-8?B?L0k3dVlxTHpyNUg0NXNVMUgwYjhUajh5cjdheGI2bFAvSUVMK3drK3FrUWpC?=
 =?utf-8?B?OFZ5eXpyby80N1h2ZlF4eWgwQ0xraW9jdWw3bXNVR0tXRGFiWENmT1JOaEJm?=
 =?utf-8?B?K3BCMFFmVjdQKzM3VUhQWUVCVDBuMDJRakJZdE8rSE13M2Y2MWlqSkZoMmxQ?=
 =?utf-8?B?Q2hZSTc4MGpIZWN1UlIrZ0xnN080STg5Vlk5K1ZvM0EyK0Rjc0ttcXl5TkJ1?=
 =?utf-8?B?Vmx6eGo3NHA2RXl4dklROXJoRmNpRFBDNG04aGxHV0xOZ3ZwK2VhZWU5LzhX?=
 =?utf-8?B?ZGQ2Tlc0bnM1ZzlDNVA0eDExZkNvT3pJZFpxZ1p5bTMwb1BtQndHWTZ3S05S?=
 =?utf-8?B?RGd0L1NrQjFvcWljZGRMNFdWQ2oxMWxNMFFLakozSmJ3aVR3dTVTSVdlWFlj?=
 =?utf-8?B?cHRXVEE3Vmp6TGJwbWZ5cEpkcEE5KzdPcW80YVM4ZjhoY2xEMmJLY2NGS1dK?=
 =?utf-8?B?MWRNVWt4VXlYajNEUmRUb3plVThjN25QU3RZdlVRN1dOUmRQcWE2M2kxV0NU?=
 =?utf-8?B?Mnd1Wlh3M3dqNElxRmRuMCttMCt1NzdzODM3NDQvUEhXRlVlbGFBRzE2aWlz?=
 =?utf-8?Q?IW/Td/q9S8YX+drb16gQMQBXgvkAPRvq?=
X-Microsoft-Antispam-Message-Info: KOkqNUIKEChQ47au83mqta/QtIiIGDn53WebGDcPt4Il2mCEzFXKY0aRUKXrZbYPzMu2XsWV/4w1Z8Q88Gyw22FsTqtHKXyoAD1TaP4WBM5YI5t+ip2/5hbE21wyilLs5LIDu459sC5FwdXk5nxlY1X1XokPZTe5dqYdNHEsXORCO7wuG/lb6GSrGLC17ZwJFbYuhQ/a3W+cFO+CbOup07dl0ytcHy76sR+lqWGbVWA2tNBBtHOJfZE0JNYYiXOBxuNgyHGjAQAOoPU0q1TUV0uudth5LG9eGTpqDtKK8R613Jb0eBZ1FL9ju+y0/wNKmsrUj8FhKUmEWOaSt/Lxcwx23EVmKCoC/RAeFTL/+os=
X-Microsoft-Exchange-Diagnostics: 1; BYAPR01MB3815;
 6:ooKs2v6rsErgArkPCkfMD7jTi4gS44/GtJwTlxNP8YypMY218iyLNzHHkTWrZNjpkZ3sLZ+SZFmZgKJ31wZ9CoXedmireOU906wl604udlwW9uaeyMhF8U/DInGG/rwcHFcXtrxYdLkxOyNDNPo9YkLbX0t4vNF53QpGjf8nwk6cQ9Wuc0LyfAfc16H4pc6mHZB8kNbWna8USd1zu6k1oH5GhWpGvcqWhlAM+0TNBK4jF8wQZdO3mf+nk8nPMS4G3yZrA5XUs2xK1hYdSVNR++zgfasmPFeeK6xZluqnTBhTCQlRjdws1hKS1Ho9NvCWz3kLHOvfcnDOWPcztoqFjGlJp5h/130dbFOFrmFs3svQe9S0Y7eXzjT9gsj/bP5IJ1an5e4yrnLTtKn+UZD1Fr8PPPtbb28xz32UwqZMq+Yjo1fbedrN5PPhkzXQEy55FGA/RvLaKG+okdp2Gun+bA==;
 5:pSgSHJK8tyjs8ikogwIljpT0EWQ2s3jftGxz8CQPO/iv7Jk019qL14s7izLW1WhuXC+DKv4j4p5raNYYA/vSuksU1JOn8/fh5lTBwp3NwxEkyIkMFMq/xTN7gYXwWlV6Ep27dbtcW4yMt5z1B6JwXmlkUpvxYgTjCbzF1ZLuisQ=;
 7:3KIWf9Lrh5veR7DQN6MbP0iep1O9cY/rC90BcVH8hyzuqrdDsWLKvIyDRVrKrNejIX7fBnKez70rUgJRPjkId/PhJ6sZnItWxETrQJcj15KzcjnAyTJxzgKw9K2zEBQBRzru6QNwylUNi1PobgO+qZgwcm3Kx82DZhZvsUZT9W/6myBzKtG6EopthZesUSCBAYWd9kg1fnEjfg1+3+3t6a5LquGMLWrVt/2jMtBlH01edPcywNyMLxiN+kM8oXAV
SpamDiagnosticOutput: 1:99
SpamDiagnosticMetadata: NSPM
X-OriginatorOrg: ohio.edu
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Aug 2018 15:52:55.8906 (UTC)
X-MS-Exchange-CrossTenant-Network-Message-Id: ab8d334c-87d7-4e54-a68a-08d5fed956f1
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: f3308007-477c-4a70-8889-34611817c55a
X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR01MB3815
X-detected-operating-system: by eggs.gnu.org: Windows 7 or 8 [fuzzy]
X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x
X-Received-From: 2001:4830:134:3::11
X-Spam-Score: -4.4 (----)
X-Debbugs-Envelope-To: submit
X-Mailman-Approved-At: Fri, 10 Aug 2018 13:42:38 -0400
X-BeenThere: debbugs-submit <at> debbugs.gnu.org
X-Mailman-Version: 2.1.18
Precedence: list
List-Id: <debbugs-submit.debbugs.gnu.org>
List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, 
 <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe>
List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/>
List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org>
List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help>
List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, 
 <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe>
Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org
Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org>
X-Spam-Score: -5.4 (-----)

Hi,
   We had used gzip routinely to compress and expand text files. 

 We were working on a data set of 93 Mb in files of ~800,000 characters
each.  We found both one or two characters added or removed from a
file. 

   Has this been seen before?   Is there a fix?
-- 



  
  


Thomas N. Massey

massey@HIDDEN

http://inpp.ohiou.edu/~massey

(Office) (740)593-0933

(Cell)(740)707-1073

(FAX)(740)593-1436







Acknowledgement sent to "Thomas N. Massey" <massey@HIDDEN>:
New bug report received and forwarded. Copy sent to bug-gzip@HIDDEN. Full text available.
Report forwarded to bug-gzip@HIDDEN:
bug#32415; Package gzip. Full text available.
Please note: This is a static page, with minimal formatting, updated once a day.
Click here to see this page with the latest information and nicer formatting.
Last modified: Sat, 11 Aug 2018 10:30:02 UTC

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997 nCipher Corporation Ltd, 1994-97 Ian Jackson.