netdev - Re: kernel oops after unloading nf_conntrack_netbios_ns

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Message-ID: <4645D7CF.20707@trash.net>
Date:	Sat, 12 May 2007 17:05:51 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	Gabor Burjan <buga@...oshetes.hu>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: kernel oops after unloading nf_conntrack_netbios_ns_module

Gabor Burjan wrote:
> EIP is at destroy_conntrack+0x52/0x127 [nf_conntrack]
>
>>>nmblookup <existing_netbios_name>
>>>cat /proc/net/ip_conntrack
>>>
>>>sleep 3
>>>
>>>rmmod nf_conntrack_netbios_ns


Thanks for the report and good testcase, the crash can only happen with
a sleep of >= 3s after the last nmblookup packet was sent.

Can you try if this patch fixes it please?


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