Date: Sun, 8 Feb 2009 13:22:59 +0200 From: Kostik Belousov <kostikbel@gmail.com> To: Danny Braniss <danny@cs.huji.ac.il> Cc: hackers@freebsd.org, freebsd-stable@freebsd.org Subject: Re: impossible packet length ... Message-ID: <20090208112259.GW9427@deviant.kiev.zoral.com.ua> In-Reply-To: <E1LW5Ht-0000VH-D8@kabab.cs.huji.ac.il> References: <E1LW5Ht-0000VH-D8@kabab.cs.huji.ac.il>
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--+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<C0>#^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--
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