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Message-ID: <49C780AD.70704@trash.net>
Date:	Mon, 23 Mar 2009 13:29:33 +0100
From:	Patrick McHardy <kaber@...sh.net>
To:	Joakim Tjernlund <Joakim.Tjernlund@...nsmode.se>
CC:	avorontsov@...mvista.com, netdev@...r.kernel.org
Subject: Re: ucc_geth: nf_conntrack: table full, dropping packet.

Joakim Tjernlund wrote:
> Patrick McHardy <kaber@...sh.net> wrote on 23/03/2009 13:15:45:
>> Joakim Tjernlund wrote:
>>> doing a "ping -f -l 3" on my host towards my board on linus tree as of 
> 
>>> Friday results in lots of:
>>> nf_conntrack: table full, dropping packet.
>>> nf_conntrack: table full, dropping packet.
>>> nf_conntrack: table full, dropping packet.
>>> __ratelimit: 11 callbacks suppressed
>>> nf_conntrack: table full, dropping packet.
>>> nf_conntrack: table full, dropping packet.
>>> nf_conntrack: table full, dropping packet.
>>> nf_conntrack: table full, dropping packet.
>>>
>>> for ucc_geth on a MPC832x.
>>> This really looks strange to me, ideas?
>> What does /proc/net/netfilter/nf_conntrack show?
> 
> There is no /proc/net/netfilter/nf_conntrack. There is a
> /proc/net/nf_conntrack though and it is empty. If I telnet
> to the board I see:

That means that something is leaking conntrack references, most likely
by leaking skbs. Since I haven't seen any other reports, my guess would
be the ucc_geth driver.
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