From: "Brian J. Murrell" Subject: Re: stuck/hung nfsv4 mounts Date: Mon, 03 Nov 2008 20:24:39 -0500 Message-ID: <1225761879.2247.207.camel@brian-laptop> References: <1225724721.2247.29.camel@brian-laptop> <1225731544.6958.6.camel@heimdal.trondhjem.org> <1225734631.2247.76.camel@brian-laptop> <4d569c330811031158r26963e0w5bcf8331e0fb14b7@mail.gmail.com> <1225742958.2247.128.camel@brian-laptop> <4d569c330811031228r5bb9aefs7a970303910810e2@mail.gmail.com> <1225746764.2247.133.camel@brian-laptop> <4d569c330811031433k7ae18d4enfbda349e8f90a951@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain To: linux-nfs@vger.kernel.org Return-path: Received: from server.klug.on.ca ([205.189.48.131]:1961 "EHLO server.klug.on.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751703AbYKDBYs (ORCPT ); Mon, 3 Nov 2008 20:24:48 -0500 Received: from linux.interlinx.bc.ca (d193-213-184.home3.cgocable.net [67.193.213.184]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by server.klug.on.ca (Postfix) with ESMTP id 3A78B2803 for ; Mon, 3 Nov 2008 20:24:47 -0500 (EST) Received: from [10.75.22.172] (brian-laptop.ilinx [10.75.22.172]) by linux.interlinx.bc.ca (Postfix) with ESMTP id 0FF02800A for ; Mon, 3 Nov 2008 20:24:44 -0500 (EST) In-Reply-To: <4d569c330811031433k7ae18d4enfbda349e8f90a951-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> Sender: linux-nfs-owner@vger.kernel.org List-ID: On Mon, 2008-11-03 at 17:33 -0500, Kevin Coffman wrote: > If you can get > a packet trace between the client and server during the mount / > context negotiation, check the NULL reply from the server for this > error code. Here is the NULL Call from client: No. Time Time Delta Source Destination Protocol Info 8868 20:07:43.933888 0.043671 10.75.22.1 10.75.22.3 NFS V4 NULL Call (Reply In 8870) Frame 8868 (606 bytes on wire, 606 bytes captured) Ethernet II, Src: AsustekC_e1:65:cc (00:18:f3:e1:65:cc), Dst: Intel_3f:8b:74 (00:d0:b7:3f:8b:74) Internet Protocol, Src: 10.75.22.1 (10.75.22.1), Dst: 10.75.22.3 (10.75.22.3) Transmission Control Protocol, Src Port: imaps (993), Dst Port: nfs (2049), Seq: 1, Ack: 1, Len: 552 Remote Procedure Call, Type:Call XID:0x48023eeb Network File System [Program Version: 4] [V4 Procedure: NULL (0)] GSS Token: ... GSS Token Length: 483 GSS-API Generic Security Service Application Program Interface OID: 1.2.840.113554.1.2.2 (KRB5 - Kerberos 5) krb5_blob: ... krb5_tok_id: KRB5_AP_REQ (0x0001) Kerberos AP-REQ Pvno: 5 MSG Type: AP-REQ (14) Padding: 0 APOptions: 20000000 (Mutual required) .0.. .... .... .... .... .... .... .... = Use Session Key: Do NOT use the session key to encrypt the ticket ..1. .... .... .... .... .... .... .... = Mutual required: MUTUAL authentication is REQUIRED Ticket Tkt-vno: 5 Realm: ILINX Server Name (Service and Host): nfs/linux.interlinx.bc.ca enc-part des-cbc-crc Authenticator des-cbc-crc Here is the NULL reply from the server: No. Time Time Delta Source Destination Protocol Info 8870 20:07:44.062206 0.128081 10.75.22.3 10.75.22.1 NFS V4 NULL Reply (Call In 8868) Frame 8870 (262 bytes on wire, 262 bytes captured) Ethernet II, Src: Intel_3f:8b:74 (00:d0:b7:3f:8b:74), Dst: AsustekC_e1:65:cc (00:18:f3:e1:65:cc) Internet Protocol, Src: 10.75.22.3 (10.75.22.3), Dst: 10.75.22.1 (10.75.22.1) Transmission Control Protocol, Src Port: nfs (2049), Dst Port: imaps (993), Seq: 1, Ack: 553, Len: 208 Remote Procedure Call, Type:Reply XID:0x48023eeb Network File System [Program Version: 4] [V4 Procedure: NULL (0)] GSS Context: GSS Major Status: 0 GSS Minor Status: 0 GSS Sequence Window: 128 GSS Token: ... GSS Token Length: 114 GSS-API Generic Security Service Application Program Interface OID: 1.2.840.113554.1.2.2 (KRB5 - Kerberos 5) krb5_blob: ... krb5_tok_id: KRB5_AP_REP (0x0002) Kerberos AP-REP Pvno: 5 MSG Type: AP-REP (15) enc-part des-cbc-crc Encryption type: des-cbc-crc (1) enc-part: ... b.