linux-kernel - Re: [PATCH v3 1/1] netfilter: load nf_log_syslog on enabling nf_conntrack_log

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Message-ID: <73710fd4-de44-459f-8db0-02e493566691@linux.dev>
Date: Tue, 29 Jul 2025 09:52:32 +0800
From: Lance Yang <lance.yang@...ux.dev>
To: Pablo Neira Ayuso <pablo@...filter.org>
Cc: fw@...len.de, coreteam@...filter.org, davem@...emloft.net,
 edumazet@...gle.com, horms@...nel.org, kadlec@...filter.org,
 kuba@...nel.org, linux-kernel@...r.kernel.org,
 netfilter-devel@...r.kernel.org, pabeni@...hat.com, zi.li@...ux.dev
Subject: Re: [PATCH v3 1/1] netfilter: load nf_log_syslog on enabling
 nf_conntrack_log_invalid



On 2025/7/29 08:55, Pablo Neira Ayuso wrote:
> On Mon, Jul 28, 2025 at 06:25:14PM +0800, Lance Yang wrote:
>> From: Lance Yang <lance.yang@...ux.dev>
>>
>> When no logger is registered, nf_conntrack_log_invalid fails to log invalid
>> packets, leaving users unaware of actual invalid traffic. Improve this by
>> loading nf_log_syslog, similar to how 'iptables -I FORWARD 1 -m conntrack
>> --ctstate INVALID -j LOG' triggers it.
> 
> JFYI: I ended up taking v2 into nf-next, let me know if there is any
> issue with your previous version, thanks.

Thanks for picking up v2 and merging it into nf-next!

No issues at all from my side. v3 only contains minor cleanups with
no functional changes, so v2 is fine and good to go ;)

Thanks,
Lance