X2Go Bug report logs - #1421
journalctl flooded with ssh_channel_accept: No channel request of this type from server

version graph

Package: x2goclient; Maintainer for x2goclient is X2Go Developers <x2go-dev@lists.x2go.org>; Source for x2goclient is src:x2goclient.

Reported by: Sorin T <sorintsl@protonmail.com>

Date: Thu, 5 Dec 2019 12:05:02 UTC

Severity: normal

Found in version 4.1.2.1

Full log

🔗 View this message in rfc822 format

X-Loop: owner@bugs.x2go.org
Subject: Bug#1421: [X2Go-Dev] Bug#1421: journalctl flooded with ssh_channel_accept: No channel request of this type from server
Reply-To: Orion Poplawski <orion@nwra.com>, 1421@bugs.x2go.org
Resent-From: Orion Poplawski <orion@nwra.com>
Resent-To: x2go-dev@lists.x2go.org
Resent-CC: X2Go Developers <x2go-dev@lists.x2go.org>
X-Loop: owner@bugs.x2go.org
Resent-Date: Mon, 10 Apr 2023 18:10:01 +0000
Resent-Message-ID: <handler.1421.B1421.168115015610329@bugs.x2go.org>
Resent-Sender: owner@bugs.x2go.org
X-X2Go-PR-Message: followup 1421
X-X2Go-PR-Package: x2goclient
X-X2Go-PR-Keywords: 
References: <f7J8FdpZ46lPxE3p0prkCly2vQCLfHmgIHKYvdEpAV2QHrWhLqVcggvCuIle_KQAaVnSqDySH5UIKsCGxztaDOERwY6DdcAknZWhAk92OCc=@protonmail.com> <f7J8FdpZ46lPxE3p0prkCly2vQCLfHmgIHKYvdEpAV2QHrWhLqVcggvCuIle_KQAaVnSqDySH5UIKsCGxztaDOERwY6DdcAknZWhAk92OCc=@protonmail.com>
Received: via spool by 1421-submit@bugs.x2go.org id=B1421.168115015610329
          (code B ref 1421); Mon, 10 Apr 2023 18:10:01 +0000
Received: (at 1421) by bugs.x2go.org; 10 Apr 2023 18:09:16 +0000
X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on
	ymir.das-netzwerkteam.de
X-Spam-Level: 
X-Spam-Status: No, score=-4.9 required=3.0 tests=BAYES_00,DKIM_SIGNED,
	DKIM_VALID,DKIM_VALID_AU,FORGED_SPF_HELO,NICE_REPLY_A,SPF_HELO_PASS,
	URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.2
Received: from GCC02-BL0-obe.outbound.protection.outlook.com (mail-bl0gcc02on2070a.outbound.protection.outlook.com [IPv6:2a01:111:f400:7d05::70a])
	by ymir.das-netzwerkteam.de (Postfix) with ESMTPS id 5E7835DA7F
	for <1421@bugs.x2go.org>; Mon, 10 Apr 2023 20:09:09 +0200 (CEST)
ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none;
 b=ETbst/F2gbALGBUJ7w6TNUxgXPpk+lZhspgvbVZWaaS+W7yZugxnZxZETPF89nzMmHcsYWf68Mb7hU/G3jOc6TeUiUE/2y/LMuAlq4Zj82Mx4PG4+lXzd21m8VneXp5eDiJo+9zMhavYhR2cYCa3n1DomMyfkTnRKDxkQlMGfe0NwZdEinPofCZTU3uTJSkJJim4ciLraSUITT0GlDsUv4mTXE4Yi8q5rJEC0OJgrK6sd1As4FV/EHLU916K/tHAkbc+KgKblAVSnuEsNNymgzTW5zua0+/jzV9rvyc6z4lxZK4Sz6JyVznr9/rct007Pfe/fou5DtDpmHiYMXdY0A==
ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com;
 s=arcselector9901;
 h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1;
 bh=a1KltMxuGjXRdy3UBgPams0q2X1MvFVQaPCAIil/i2A=;
 b=VTYWLjwCz1VLt8pAIt2jPXEv9aCQpRN22mMrD70quXwp1w5zdxADDhCk1AnsVzInbjLXuep/63+KEWy/aRKTU4mg6FG4818EY+zXDwA5aqFi0nrhJZkpHviHAj24UkFb77C2HNacmDm+BEZoyumU0PBeiKk3hmokwSo3C6KfoLwES1Omo+1zuc+gZhBfJngQk1FBM+LL+7OOjDk482F0eN1LQ4Ta4JHF9w0wjuudsWD8iDw2HmAtaG/pvPIw4tDLKyGxcUlFYxyTp/VOG0Tj3wSYt9F+gJy64CwjCtNAkMfpdWkOZqw7ojZkaYTQjZXF/EKYfUxTFy4ZTAiVoeaYUA==
ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass
 smtp.mailfrom=nwra.com; dmarc=pass action=none header.from=nwra.com;
 dkim=pass header.d=nwra.com; arc=none
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nwra.com; s=selector2;
 h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;
 bh=a1KltMxuGjXRdy3UBgPams0q2X1MvFVQaPCAIil/i2A=;
 b=57KUCNnp8kt7aexZgZU3Fby26zFnUVHPTKllp3SqWJJNwMuJQbkXLCa9b6LFMGdJZX6ZAWAJCaa0O2CnXWLxyxFS64WTcwCflqW37Lq2lon+ZDzNO7tJoWMgt8PfJSKTF1/PDDSEsDJFn5R4hr+85VleN6AoFR1FJf08+hOrwj5snwEQHovBF6NB633mmc4FASCGaFpEhTEyOMOGta5qt8YmVdYxYAG4RNcpTs745CgFQgJxwso3SNtDutla2/V7+aTitkHNW+HNwYwLj5xrV8Oqw1T8zzV7bWlr8LbzoFXn0SCapx4NLHJFfzxGZQH32p/8oeBCJx6AezruhjEljA==
Authentication-Results: dkim=none (message not signed)
 header.d=none;dmarc=none action=none header.from=nwra.com;
Received: from SJ0PR09MB6318.namprd09.prod.outlook.com (2603:10b6:a03:26b::14)
 by SJ0PR09MB10459.namprd09.prod.outlook.com (2603:10b6:a03:514::18) with
 Microsoft SMTP Server (version=TLS1_2,
 cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6277.34; Mon, 10 Apr
 2023 18:09:04 +0000
Received: from SJ0PR09MB6318.namprd09.prod.outlook.com
 ([fe80::e144:f51:101a:f72]) by SJ0PR09MB6318.namprd09.prod.outlook.com
 ([fe80::e144:f51:101a:f72%3]) with mapi id 15.20.6277.036; Mon, 10 Apr 2023
 18:09:04 +0000
Message-ID: <521b89db-4104-ffb9-0f6c-15a24cb327f2@nwra.com>
Date: Mon, 10 Apr 2023 12:09:00 -0600
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101
 Thunderbird/102.9.0
Content-Language: en-US
To: Sorin T <sorintsl@protonmail.com>, 1421@bugs.x2go.org
From: Orion Poplawski <orion@nwra.com>
Organization: NWRA
In-Reply-To: <f7J8FdpZ46lPxE3p0prkCly2vQCLfHmgIHKYvdEpAV2QHrWhLqVcggvCuIle_KQAaVnSqDySH5UIKsCGxztaDOERwY6DdcAknZWhAk92OCc=@protonmail.com>
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="------------ms070706060504070102090708"
X-ClientProxiedBy: CY5PR17CA0011.namprd17.prod.outlook.com
 (2603:10b6:930:17::8) To SJ0PR09MB6318.namprd09.prod.outlook.com
 (2603:10b6:a03:26b::14)
MIME-Version: 1.0
X-MS-PublicTrafficType: Email
X-MS-TrafficTypeDiagnostic: SJ0PR09MB6318:EE_|SJ0PR09MB10459:EE_
X-MS-Office365-Filtering-Correlation-Id: dc9d5825-464a-4835-2768-08db39eeab6e
X-MS-Exchange-SenderADCheck: 1
X-MS-Exchange-AntiSpam-Relay: 0
X-Microsoft-Antispam: BCL:0;
X-Microsoft-Antispam-Message-Info:
	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
X-Forefront-Antispam-Report:
	CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SJ0PR09MB6318.namprd09.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230028)(366004)(136003)(396003)(39830400003)(451199021)(40140700001)(508600001)(41300700001)(26005)(6512007)(6506007)(53546011)(38100700002)(186003)(41320700001)(31696002)(6666004)(33964004)(966005)(86362001)(6486002)(36916002)(2616005)(66556008)(83380400001)(66476007)(66946007)(36756003)(5660300002)(235185007)(8936002)(8676002)(31686004)(2906002)(45980500001)(43740500002);DIR:OUT;SFP:1102;
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0:
	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
X-OriginatorOrg: nwra.com
X-MS-Exchange-CrossTenant-Network-Message-Id: dc9d5825-464a-4835-2768-08db39eeab6e
X-MS-Exchange-CrossTenant-AuthSource: SJ0PR09MB6318.namprd09.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Apr 2023 18:09:04.6148
 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: 761303a3-2ec2-424e-8122-be8b689b4996
X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR09MB10459

[Message part 1 (text/plain, inline)]
On 12/5/19 05:02, Sorin T wrote:
> Package: x2goclient
> Version: 4.1.2.1
> 
> 
> This output is shown continuously. I have also disabled the Media and the Shared folders options.
> 
> [2019/12/05 12:21:49.755356, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:49.844514, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:49.844968, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:50.345651, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:50.846330, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:51.347011, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:51.354536, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:51.355837, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:51.358011, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:51.858687, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:52.359381, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:52.860074, 1] ssh_channel_accept: No channel request of this
> type from server
> [2019/12/05 12:21:53.360787, 1] ssh_channel_accept: No channel request of this
> type from server
> 
> It could be a ssh config problem ? I am using on client machine:
> OpenSSH_8.1p1, OpenSSL 1.1.1d  10 Sep 2019
> 
> Guest OS: Debian based
> Guest ssh version: OpenSSH_7.9p1 Debian-10, OpenSSL 1.1.1d  10 Sep 2019
> Guest x2goserver: 4.1.0.3-4


I'm seeing the same thing.

Client:
AlmaLinux 8.7
x2goclient-4.1.2.2-1.el8.x86_64
libssh-0.9.6-3.el8.x86_64

Server:
Either EL7/8
openssh-7.4p1-22.el7_9.x86_64
x2goserver-4.1.0.3-9.el7.x86_64

openssh-8.0p1-17.el8_7.x86_64
x2goserver-4.1.0.3-17.el8.1.x86_64

x2goclient --debug --libssh-debug doesn't yield any more info.

[2023/04/10 12:02:04.013887, 1] ssh_config_parse_line:  Unsupported option:
PreferredAuthentications, line: 60
[2023/04/10 12:02:04.013984, 1] ssh_config_parse_line:  Unsupported option:
ForwardAgent, line: 64
[2023/04/10 12:02:04.014018, 1] ssh_config_parse_line:  Unsupported option:
ForwardAgent, line: 67
[2023/04/10 12:02:04.014049, 1] ssh_config_parse_line:  Unsupported option:
ForwardAgent, line: 71
[2023/04/10 12:02:04.014088, 1] ssh_config_parse_line:  Unsupported option:
TCPKeepAlive, line: 77
[2023/04/10 12:02:04.025702, 1] socket_callback_connected:  Socket connection
callback: 1 (0)
[2023/04/10 12:02:04.588049, 1] ssh_key_cmp:  key types don't match!
[2023/04/10 12:02:04.588326, 1] ssh_key_cmp:  key types don't match!
[2023/04/10 12:02:04.588388, 1] ssh_key_cmp:  key types don't match!
[2023/04/10 12:02:04.694913, 1] ssh_config_parse_line:  Unsupported option:
ForwardAgent, line: 4
[2023/04/10 12:02:04.695018, 1] ssh_config_parse_line:  Unsupported option:
ForwardAgent, line: 7
[2023/04/10 12:02:04.695062, 1] ssh_config_parse_line:  Unsupported option:
ForwardAgent, line: 14
[2023/04/10 12:02:04.695093, 1] ssh_config_parse_line:  Unsupported option:
HostKeyAlias, line: 19
[2023/04/10 12:02:04.716659, 1] ssh_config_parse_line:  Unsupported option:
PreferredAuthentications, line: 60
[2023/04/10 12:02:04.716761, 1] ssh_config_parse_line:  Unsupported option:
ForwardAgent, line: 64
[2023/04/10 12:02:04.716811, 1] ssh_config_parse_line:  Unsupported option:
ForwardAgent, line: 67
[2023/04/10 12:02:04.716862, 1] ssh_config_parse_line:  Unsupported option:
ForwardAgent, line: 71
[2023/04/10 12:02:04.716904, 1] ssh_config_parse_line:  Unsupported option:
TCPKeepAlive, line: 77
[2023/04/10 12:02:08.024493, 1] ssh_channel_accept:  No channel request of
this type from server
[2023/04/10 12:02:08.027575, 1] ssh_channel_accept:  No channel request of
this type from server
[2023/04/10 12:02:08.029534, 1] ssh_channel_accept:  No channel request of
this type from server
[2023/04/10 12:02:08.030156, 1] ssh_channel_accept:  No channel request of
this type from server
[2023/04/10 12:02:08.030814, 1] ssh_channel_accept:  No channel request of
this type from server
[2023/04/10 12:02:08.031476, 1] ssh_channel_accept:  No channel request of
this type from server
....


-- 
Orion Poplawski
IT Systems Manager                         720-772-5637
NWRA, Boulder/CoRA Office             FAX: 303-415-9702
3380 Mitchell Lane                       orion@nwra.com
Boulder, CO 80301                 https://www.nwra.com/


[smime.p7s (application/pkcs7-signature, attachment)]

Send a report that this bug log contains spam.

X2Go Developers <owner@bugs.x2go.org>. Last modified: Tue May 7 16:19:57 2024; Machine Name: ymir.das-netzwerkteam.de

X2Go Bug tracking system

Debbugs is free software and licensed under the terms of the GNU Public License version 2. The current version can be obtained from https://bugs.debian.org/debbugs-source/.

Copyright © 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson, 2005-2017 Don Armstrong, and many other contributors.