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Date:      Wed, 21 Sep 2016 20:23:53 +0200
From:      =?UTF-8?Q?Olivier_Cochard=2DLabb=C3=A9?= <olivier@cochard.me>
To:        =?UTF-8?B?R2Vycml0IEvDvGhu?= <gerrit.kuehn@aei.mpg.de>
Cc:        "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>
Subject:   Re: igb/pf-related crashes
Message-ID:  <CA%2Bq%2BTcodxP8PfZNTKX%2B45bLsFXX%2BvLZ3ysJas_=s3NTWjFxqew@mail.gmail.com>
In-Reply-To: <20160921162214.dcc6dca77d4a42c73df6de5e@aei.mpg.de>
References:  <20160921162214.dcc6dca77d4a42c73df6de5e@aei.mpg.de>

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On Wed, Sep 21, 2016 at 4:22 PM, Gerrit K=C3=BChn <gerrit.kuehn@aei.mpg.de>
wrote:

> Hi all,
>
> Over the last weekend, I saw a couple of crashes on a 10.3-system acting
> as filtering bridge with pf that all looked like this:
>

=E2=80=8BI've got this problem on low RAM VM (about 196MB of RAM) during lo=
t's of
fragmented packet storm.
There is a bug into bridge_pfil with fragmented packet that cause an mbuf
memory leak.

You should try this patch (written for current but should be easly adapted
to 10.3) that should fix this problem:
https://reviews.freebsd.org/D7780

Regards,

Olivier



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