From owner-freebsd-hackers@FreeBSD.ORG Sun Feb 8 11:23:05 2009 Return-Path: Delivered-To: hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 757B8106566C; Sun, 8 Feb 2009 11:23:05 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from mail.terabit.net.ua (mail.terabit.net.ua [195.137.202.147]) by mx1.freebsd.org (Postfix) with ESMTP id 18E3B8FC16; Sun, 8 Feb 2009 11:23:04 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from skuns.zoral.com.ua ([91.193.166.194] helo=mail.zoral.com.ua) by mail.terabit.net.ua with esmtps (TLSv1:AES256-SHA:256) (Exim 4.63 (FreeBSD)) (envelope-from ) id 1LW7kc-000Pvh-K9; Sun, 08 Feb 2009 13:23:02 +0200 Received: from deviant.kiev.zoral.com.ua (root@deviant.kiev.zoral.com.ua [10.1.1.148]) by mail.zoral.com.ua (8.14.2/8.14.2) with ESMTP id n18BMxvG043700 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sun, 8 Feb 2009 13:22:59 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.14.3/8.14.3) with ESMTP id n18BMx5D073851; Sun, 8 Feb 2009 13:22:59 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.14.3/8.14.3/Submit) id n18BMxne073850; Sun, 8 Feb 2009 13:22:59 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Sun, 8 Feb 2009 13:22:59 +0200 From: Kostik Belousov To: Danny Braniss Message-ID: <20090208112259.GW9427@deviant.kiev.zoral.com.ua> References: Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="+rRWuC8ZLvVekNoN" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.3i X-Virus-Scanned: ClamAV version 0.94.2, clamav-milter version 0.94.2 on skuns.kiev.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=-4.4 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on skuns.kiev.zoral.com.ua X-Virus-Scanned: mail.terabit.net.ua 1LW7kc-000Pvh-K9 d21d0ec89b31b8a031564676a3620c67 X-Terabit: YES Cc: hackers@freebsd.org, freebsd-stable@freebsd.org Subject: Re: impossible packet length ... X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 08 Feb 2009 11:23:05 -0000 --+rRWuC8ZLvVekNoN Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Feb 08, 2009 at 10:45:13AM +0200, Danny Braniss wrote: > I'm reposting this to hackers, and there is some more info. >=20 > > Hi, > > on 2 different servers, running 7.1-stable + zfs, I get this > > error rather frequently: > >=20 > > Feb 5 17:01:03 warhol-00 kernel: impossible packet length (543383918) = from=20 > > nfs server sunfire:/dist > > Feb 5 17:01:03 warhol-00 kernel: impossible packet length (1936028704)= from=20 > > nfs server sunfire:/dist > > Feb 5 17:01:03 warhol-00 kernel: impossible packet length (1869363744)= from=20 > > nfs server sunfire:/dist > > Feb 5 17:01:03 warhol-00 kernel: impossible packet length (1667787057)= from=20 > > nfs server sunfire:/dist > > Feb 5 17:01:03 warhol-00 kernel: impossible packet length (976040755) = from=20 > > nfs server sunfire:/dist > > Feb 5 17:01:03 warhol-00 kernel: impossible packet length (1953459488)= from=20 > > nfs server sunfire:/dist > > Feb 5 17:01:03 warhol-00 kernel: impossible packet length (1348825156)= from=20 > > nfs server sunfire:/dist > > Feb 5 17:01:03 warhol-00 kernel: impossible packet length (0) from nfs= server=20 > > sunfire:/dist > > Feb 5 17:01:03 warhol-00 kernel: impossible packet length (1647208041)= from=20 > > nfs server sunfire:/dist > >=20 > > in this case the server is running Freebsd-7.0-stable, but I also get i= t when=20 > > the server is a > > netapp. > >=20 > > is there a connection? > >=20 > > thanks, > > danny >=20 > going through the logs, after it happened again, I got a glimps of this: >=20 > Feb 6 18:00:13 warhol-00.cs.huji.ac.il kernel: bce0: discard frame w/o= =20 > leading ethernet header (len 0 pkt len 0) > Feb 6 18:00:19 klee-05.cs.huji.ac.il kernel: nfs: server warhol-00 not= =20 > responding, timed out > ... > Feb 6 19:00:00 warhol-00.cs.huji.ac.il amd[715]: More than a single valu= e for=20 > /defaults in hesiod.local > Feb 6 19:00:00 warhol-00.cs.huji.ac.il amd[715]: Unknown $ sequence in= =20 > "rhost:=3D${RHOST};type:=3Dnfsl;fs:=3D${FS};rfs:=3D$huldig#^ZM-^KoM- = abase" > Feb 6 19:00:00 warhol-00.cs.huji.ac.il kernel: impossible packet length= =20 > (2068989523) from nfs server sunfire:/dist >=20 > which seems to point fingers at bce... bce(4) is broken in stable, your best option is to revert to the driver in releng 7.1. --+rRWuC8ZLvVekNoN Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (FreeBSD) iEYEARECAAYFAkmOwJIACgkQC3+MBN1Mb4gqewCfXNYj8DTBWnqWlXiPpw4y5IFz 3EcAnjnvq1Lwt9hZia6JhvuAcT2byaVw =HaQ+ -----END PGP SIGNATURE----- --+rRWuC8ZLvVekNoN--