From owner-freebsd-net@FreeBSD.ORG Wed Oct 31 09:57:38 2012 Return-Path: Delivered-To: freebsd-net@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 511D04B3; Wed, 31 Oct 2012 09:57:38 +0000 (UTC) (envelope-from remi.pauchet@netasq.com) Received: from work.netasq.com (gwlille.netasq.com [91.212.116.1]) by mx1.freebsd.org (Postfix) with ESMTP id CE5AF8FC08; Wed, 31 Oct 2012 09:57:37 +0000 (UTC) Received: from [10.2.9.2] (unknown [91.212.116.2]) by work.netasq.com (Postfix) with ESMTPSA id 97A1B27056E4; Wed, 31 Oct 2012 10:57:36 +0100 (CET) Subject: Re: panic ixgbevf / SMP under high network load Mime-Version: 1.0 (Apple Message framework v1283) Content-Type: multipart/signed; boundary="Apple-Mail=_1F51F79A-4F97-4A79-8F8C-8A473870C0D3"; protocol="application/pkcs7-signature"; micalg=sha1 From: =?iso-8859-1?Q?R=E9mi_Pauchet?= In-Reply-To: <20121031095349.GL70741@glebius.int.ru> Date: Wed, 31 Oct 2012 10:57:18 +0100 Message-Id: <2BF059F5-7A9C-4F13-AC73-87783E98209A@netasq.com> References: <20121025164031.GA70741@FreeBSD.org> <20121026103006.GB70741@glebius.int.ru> <7E43156D-C927-4C18-AD3A-200582C81C65@netasq.com> <20121031095349.GL70741@glebius.int.ru> To: Gleb Smirnoff X-Mailer: Apple Mail (2.1283) X-Content-Filtered-By: Mailman/MimeDel 2.1.14 Cc: freebsd-net@FreeBSD.org X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 31 Oct 2012 09:57:38 -0000 --Apple-Mail=_1F51F79A-4F97-4A79-8F8C-8A473870C0D3 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=iso-8859-1 Le 31 oct. 2012 =E0 10:53, Gleb Smirnoff a =E9crit : > On Wed, Oct 31, 2012 at 10:47:59AM +0100, R?mi Pauchet wrote: > R> Hi, > R>=20 > R> from a svn checkout r242392: > R>=20 > R> #0 doadump (textdump=3D1) at = /usr/svn/head/sys/kern/kern_shutdown.c:266 > R> #1 0xffffffff808d3b72 in kern_reboot (howto=3D260) at = /usr/svn/head/sys/kern/kern_shutdown.c:449 > R> #2 0xffffffff808d359a in panic (fmt=3D0x0) at = /usr/svn/head/sys/kern/kern_shutdown.c:637 > R> #3 0xffffffff8033f737 in db_panic (addr=3DVariable "addr" is not = available. > R> ) at /usr/svn/head/sys/ddb/db_command.c:482 > R> #4 0xffffffff8033fbe1 in db_command (last_cmdp=3D0xffffffff812eb1e0,= cmd_table=3DVariable "cmd_table" is not available. > R> ) at /usr/svn/head/sys/ddb/db_command.c:449 > R> #5 0xffffffff8033fe30 in db_command_loop () at = /usr/svn/head/sys/ddb/db_command.c:502 > R> #6 0xffffffff80341f89 in db_trap (type=3DVariable "type" is not = available. > R> ) at /usr/svn/head/sys/ddb/db_main.c:231 > R> #7 0xffffffff8090c388 in kdb_trap (type=3D12, code=3D0, = tf=3D0xffffff80003739c0) at /usr/svn/head/sys/kern/subr_kdb.c:654 > R> #8 0xffffffff80c61dcd in trap_fatal (frame=3D0xffffff80003739c0, = eva=3DVariable "eva" is not available. > R> ) at /usr/svn/head/sys/amd64/amd64/trap.c:867 > R> #9 0xffffffff80c61f8a in trap_pfault (frame=3D0xffffff80003739c0, = usermode=3D0) at /usr/svn/head/sys/amd64/amd64/trap.c:789 > R> #10 0xffffffff80c626ca in trap (frame=3D0xffffff80003739c0) at = /usr/svn/head/sys/amd64/amd64/trap.c:463 > R> #11 0xffffffff80c4bdb3 in calltrap () at = /usr/svn/head/sys/amd64/amd64/exception.S:228 > R> #12 0xffffffff805a5fbf in ixv_rxeof (que=3D0xfffffe000220cd00, = count=3D118) at /usr/svn/head/sys/dev/ixgbe/ixv.c:3438 > R> #13 0xffffffff805aac91 in ixv_handle_que (context=3DVariable = "context" is not available. > R> ) at /usr/svn/head/sys/dev/ixgbe/ixv.c:980 > R> #14 0xffffffff80919df3 in taskqueue_run_locked = (queue=3D0xfffffe000221a900) at = /usr/svn/head/sys/kern/subr_taskqueue.c:308 > R> #15 0xffffffff8091a89e in taskqueue_thread_loop (arg=3DVariable = "arg" is not available. > R> ) at /usr/svn/head/sys/kern/subr_taskqueue.c:497 > R> #16 0xffffffff808a3e45 in fork_exit (callout=3D0xffffffff8091a860 = , arg=3D0xfffffe000220cd58,=20 > R> frame=3D0xffffff8000373c00) at = /usr/svn/head/sys/kern/kern_fork.c:995 > R> #17 0xffffffff80c4c2de in fork_trampoline () at = /usr/svn/head/sys/amd64/amd64/exception.S:602 >=20 > This looks like another one. >=20 > Can you please obtain the following information from kgdb: >=20 > (kgdb) frame 12 > (kgdb) print *mp (kgdb) frame 12 #12 0xffffffff805a5fbf in ixv_rxeof (que=3D0xfffffe000220cd00, = count=3D118) at /usr/svn/head/sys/dev/ixgbe/ixv.c:3438 3438 mp->m_len =3D plen; (kgdb) p *mp Cannot access memory at address 0x0 --Apple-Mail=_1F51F79A-4F97-4A79-8F8C-8A473870C0D3--