linux-kernel - Re: [PATCH v3] ipvs: Fix checksumming on GSO of SCTP packets

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Message-ID: <ZirB_Arz_4xKXG4s@calendula>
Date: Thu, 25 Apr 2024 22:50:04 +0200
From: Pablo Neira Ayuso <pablo@...filter.org>
To: Ismael Luceno <iluceno@...e.de>
Cc: linux-kernel@...r.kernel.org, Firo Yang <firo.yang@...e.com>,
	Andreas Taschner <andreas.taschner@...e.com>,
	Michal Kubeček <mkubecek@...e.com>,
	Simon Horman <horms@...ge.net.au>, Julian Anastasov <ja@....bg>,
	lvs-devel@...r.kernel.org, netfilter-devel@...r.kernel.org,
	netdev@...r.kernel.org, coreteam@...filter.org
Subject: Re: [PATCH v3] ipvs: Fix checksumming on GSO of SCTP packets

Hi,

On Thu, Apr 25, 2024 at 06:28:40PM +0200, Ismael Luceno wrote:
> It was observed in the wild that pairs of consecutive packets would leave
> the IPVS with the same wrong checksum, and the issue only went away when
> disabling GSO.
> 
> IPVS needs to avoid computing the SCTP checksum when using GSO.

This patch went already upstream.

It was no clear to me that a v3 was needed.

You will have to post a follow up.