From mboxrd@z Thu Jan  1 00:00:00 1970
From: Amin Azez <azez@ufomechanic.net>
Subject: Re: nfnetlink/ctnetlink - OOPS&panic
Date: Tue, 19 Apr 2005 15:11:24 +0100
Message-ID: <4265118C.9010905@ufomechanic.net>
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To: Krzysztof Oledzki <olenf@ans.pl>
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Krzysztof Oledzki wrote:
> OK. So I have just checked modular configuration 
> (CONFIG_IP_NF_CONNTRACK_NETLINK=m & CONFIG_NETFILTER_NETLINK=m)
> 
> # modprobe nfnetlink
> FATAL: Error inserting nfnetlink 
> (/lib/modules/2.6.11.7/kernel/net/netfilter/nfnetlink.ko): Operation not 
> permitted
> 
> dmesg shows:
> Netfilter messages via NETLINK v0.12.
> cannot initialize nfnetlink!

You probably need to do:
rmmod ip_queue

first, as they both try and connect to the same notification socket.

Sam Azez