linux-kernel - Re: v3.10-rc7 oops soon after boot

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Message-ID: <51C935F4.4080401@cn.fujitsu.com>
Date:	Tue, 25 Jun 2013 14:17:24 +0800
From:	Gao feng <gaofeng@...fujitsu.com>
To:	Pablo Neira Ayuso <pablo@...filter.org>
CC:	George Spelvin <linux@...izon.com>, bp@...en8.de, kaber@...sh.net,
	linux-kernel@...r.kernel.org, netfilter@...r.kernel.org
Subject: Re: v3.10-rc7 oops soon after boot

On 06/24/2013 07:34 PM, Pablo Neira Ayuso wrote:
> On Mon, Jun 24, 2013 at 05:52:08PM +0800, Gao feng wrote:
>> On 06/24/2013 05:41 PM, George Spelvin wrote:
>>>> Please try the patch below,
>>>> I think this bug is introduced by me :(
>>>>
>>>> Thanks!
>>>
>>> Well, you changed it, but it still crashes.
>>>
>>> It's now at del_timer+0x9/0x58, with the code being:
>>
>> This one should work.
>>
>> Thanks for your quickly reply.
> 
> I managed to crash it using a group != 1 (default) and enabling
> batching:
> 
> iptables -I INPUT -j ULOG --ulog-nlgroup 2 --ulog-qthresh 50
> 
> It seems ulog->nlgroup[i] is always left unset.

Yes, we should set ulog->nlgroup..

> 
> I have mangled your patch, find it attached.
> 

Thanks!
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