Date: Fri, 29 Oct 2010 10:23:50 -0400 From: Mike Tancsa <mike@sentex.net> To: "Bjoern A. Zeeb" <bz@FreeBSD.org> Cc: Denis Ahrens <denis@berlin.ccc.de>, svn-src-head@FreeBSD.org, Philipp, =?iso-8859-1?Q?W=FCnsche?= <cryx@h3q.com>, Randy Bush <randy@psg.com> Subject: Re: pending em0 commits for FreeBSD 8.1 STABLE Message-ID: <201010291423.o9TENwCi062683@lava.sentex.ca> In-Reply-To: <20101029135858.E66242@maildrop.int.zabbadoz.net> References: <0C099B90-AFB9-422F-AB75-AFC138A36D20@berlin.ccc.de> <20101029013606.I66242@maildrop.int.zabbadoz.net> <201010291342.o9TDggVQ062469@lava.sentex.ca> <20101029135858.E66242@maildrop.int.zabbadoz.net>
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At 10:06 AM 10/29/2010, Bjoern A. Zeeb wrote:
>>Actually,
>> I dont think its an em bug as I can trigger this crash with
>> the igb nic. Perhaps these are 2 different issues being hit ?
>> Anyways, I tried with
>
>Yes what you have down there looks *sigh* hopefully like a different
>issue thought it mbuf fiddling again but way further up the stack.
>
>Could you please concentrate on only reproducing the
> if<n>: discard frame w/o packet header
>issue rather than breaking things left and right as well? ;-)
Hi Bjoern,
I seem to be breaking of lot of things :( I was only able
to once re-create the "discard frame w/o packet header" and
unfortunately that was on zoo itself. I am going to try and setup
another box so that zoo does not end up being the one to panic with
that message.
>just to confirm, it's camel1 that paniced in this test, right?
Yes, camel1
>>ip6_input() at ip6_input+0x28f
>
>Could you look that up? feel free to reboot camel1. I would guess
>it's the MCLGET() in the code with the "L2 bridge ..." comment on top?
>Probably a m_clget() call if you look it up in gdb.
>
>/bz
>
>--
>Bjoern A. Zeeb Welcome a new stage of life.
> <ks> Going to jail sucks -- <bz> All my daemons like it!
> http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/jails.html
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Mike Tancsa, tel +1 519 651 3400
Sentex Communications, mike@sentex.net
Providing Internet since 1994 www.sentex.net
Cambridge, Ontario Canada www.sentex.net/mike
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