linux-kernel - Re: [PATCH net] netfilter: conntrack: fix ct-state for ICMPv6 Multicast Router Discovery

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Date: Wed, 13 Mar 2024 20:44:39 +0100
From: Florian Westphal <fw@...len.de>
To: Linus Lüssing <linus.luessing@...3.blue>
Cc: Simon Horman <horms@...nel.org>, netfilter-devel@...r.kernel.org,
	coreteam@...filter.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Pablo Neira Ayuso <pablo@...filter.org>,
	Jozsef Kadlecsik <kadlec@...filter.org>,
	Florian Westphal <fw@...len.de>,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Dietmar Maurer <dietmar@...xmox.com>,
	Thomas Lamprecht <t.lamprecht@...xmox.com>,
	Wolfgang Bumiller <w.bumiller@...xmox.com>,
	Alexandre Derumier <aderumier@...so.com>
Subject: Re: [PATCH net] netfilter: conntrack: fix ct-state for ICMPv6
 Multicast Router Discovery

Linus Lüssing <linus.luessing@...3.blue> wrote:
> Also this related fix introduced in v2.6.29 should hint to the
> age of this issue:
> 
>   3f9007135c1d netfilter: nf_conntrack_ipv6: don't track ICMPv6 negotiation message
> 
> Which only picked/fixed a few ICMPv6 types but not ICMPv6 MRD
> though.
> 
> tl;dr: for me this would be ok, if it were ok for others, too, that I
> couldn't fully bisect to it in practice... :
> 
> Fixes: 9fb9cbb1082d ("[NETFILTER]: Add nf_conntrack subsystem.")

Thats fine, its clear that this is isn't a regression this way.