From owner-freebsd-stable@FreeBSD.ORG Thu Jan 24 18:07:27 2013 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id B0C226DC; Thu, 24 Jan 2013 18:07:27 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::1]) by mx1.freebsd.org (Postfix) with ESMTP id 15B91AFA; Thu, 24 Jan 2013 18:07:26 +0000 (UTC) Received: from tom.home (kostik@localhost [127.0.0.1]) by kib.kiev.ua (8.14.6/8.14.6) with ESMTP id r0OI7NEl062045; Thu, 24 Jan 2013 20:07:23 +0200 (EET) (envelope-from kostikbel@gmail.com) DKIM-Filter: OpenDKIM Filter v2.7.4 kib.kiev.ua r0OI7NEl062045 Received: (from kostik@localhost) by tom.home (8.14.6/8.14.6/Submit) id r0OI7NqU062044; Thu, 24 Jan 2013 20:07:23 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: tom.home: kostik set sender to kostikbel@gmail.com using -f Date: Thu, 24 Jan 2013 20:07:23 +0200 From: Konstantin Belousov To: Christian Gusenbauer Subject: Re: 9.1-stable crashes while copying data from a NFS mounted directory Message-ID: <20130124180723.GI2522@kib.kiev.ua> References: <201301241805.57623.c47g@gmx.at> <20130124180359.GH2522@kib.kiev.ua> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="gKwGQjXLadG+jf5J" Content-Disposition: inline In-Reply-To: <20130124180359.GH2522@kib.kiev.ua> User-Agent: Mutt/1.5.21 (2010-09-15) X-Spam-Status: No, score=-2.0 required=5.0 tests=ALL_TRUSTED,BAYES_00, DKIM_ADSP_CUSTOM_MED,FREEMAIL_FROM,NML_ADSP_CUSTOM_MED autolearn=no version=3.3.2 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on tom.home Cc: freebsd-fs@freebsd.org, freebsd-stable@freebsd.org X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 24 Jan 2013 18:07:27 -0000 --gKwGQjXLadG+jf5J Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Jan 24, 2013 at 08:03:59PM +0200, Konstantin Belousov wrote: > On Thu, Jan 24, 2013 at 06:05:57PM +0100, Christian Gusenbauer wrote: > > Hi! > >=20 > > I'm using 9.1 stable svn revision 245605 and I get the panic below if I= execute the following commands (as single user): > >=20 > > # swapon -a > > # dumpon /dev/ada0s3b > > # mount -u / > > # ifconfig age0 inet 192.168.2.2 mtu 6144 up > > # mount -t nfs -o rsize=3D32768 data:/multimedia /mnt > > # cp /mnt/Movies/test/a.m2ts /tmp > >=20 > > then the system panics almost immediately. I'll attach the stack trace. > >=20 > > Note, that I'm using jumbo frames (6144 byte) on a 1Gbit network, maybe= that's the cause for the panic, because the bcopy (see=20 > > stack frame #15) fails. > >=20 > > Any clues? > I tried a similar operation with the nfs mount of rsize=3D32768 and mtu > 6144, but the machine runs HEAD and em instead of age. I was unable to > reproduce the panic on the copy of the 5GB file from nfs mount. >=20 > Show the output of "p *(struct uio *)0xffffff81b2da95a0" in kgdb. And the output of "p *(struct buf *)0xffffff816fabca20". --gKwGQjXLadG+jf5J Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iQIcBAEBAgAGBQJRAXhaAAoJEJDCuSvBvK1BSQsP/0ekIK2UoEQOnEn7FSjfTt5R 6/wNh5Q9CWm8A08CqwV/RNm+3MSNY/7b69+RbuBQyOGtZ/GrmSnB9nv0MGEBZUGM UkuGWy5w6DwaQunPTm7i8Ek+G9Bjk6aRiLO1OyTAL0nvGIxGmG87/OELIbStZjEx 1sc+EJRg9x5qFX8Y394Dm9ODovc46L64JT7znLKcCij0LGb8yxsCsxiSO+mv8oGn 8Z7pzr+Ll6SVg+4XzSuT51BXmcXeHsrMJdKEWiW2A0dPQ84xofEqmA2j2MVPQHdy AvYzyOqp8ebp360jhIQszm2mAL5cOA2VpjHvLDdtft1XFvJp5nHM61oJkBgpyiz1 85I/N3PhiQud/RVl7XF1hj3oRPOsKqvF5mjmUUG6mKCl8IGDr2ZzK+YZ7iq4nPam Hhi1+Avaqwnxovvij68UVByzqfODNUy0UrvwvwDXM6yeskxft9rbjf+NU8sRivYj A83gDxNHayvy/FrXS+ccaknrYV9jYa6KAF3A4KngPJpNK9yw0ab9n6V8X+1rP8yP 7hwVs3NuqJiuTrgC3MkoX1m5DHgpitjBmcJ6cgcGge92CbxY9LpD3R/uRUzyKwJ9 k9eoVXnNXX3dIXXKjmm8COjsZpRo2KKKoaEncjndb5eqDAuk3gXIFkhnVryKGE4t MZ/wsUsfMnBAgri0HKy5 =WsNv -----END PGP SIGNATURE----- --gKwGQjXLadG+jf5J--