netdev - Re: Kernel panic in inet_twdr_do_twkill

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Message-ID: <4A0BE290.3030307@free.fr>
Date:	Thu, 14 May 2009 11:21:20 +0200
From:	Daniel Lezcano <daniel.lezcano@...e.fr>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
CC:	netdev@...r.kernel.org, "Denis V. Lunev" <den@...nvz.org>
Subject: Re: Kernel panic in inet_twdr_do_twkill_work

Eric W. Biederman wrote:
> Daniel Lezcano <daniel.lezcano@...e.fr> writes:
>
>   
>> May be you can activate the NETNS_REFCNT_DEBUG in order to check if the timewait
>> socket
>> were destroyed at the namespace destruction ? Unfortunately it looks like the
>> option is not in the Kconfig :(
>>     
>
> Looks like a good starting place.
>
> I will enable that when I respin my internal kernel.
>
> I don't have a good reproducer at the moment....  So I was hoping we could
> figure this out with code inspection.
>   

I remember I wrote a small program to create hundred of timewait sockets 
to test the purge.
I will look if I can found it and try as a good reproducer.
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