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Date:   Fri, 21 Oct 2022 11:11:27 +0200
From:   Steffen Klassert <>
To:     Christian Langrock <>
CC:     Herbert Xu <>,
        "David S. Miller" <>,
        Hideaki YOSHIFUJI <>,
        "David Ahern" <>,
        Eric Dumazet <>,
        "Jakub Kicinski" <>,
        Paolo Abeni <>,
        "open list:NETWORKING [IPSEC]" <>,
        open list <>
Subject: Re: [PATCH ipsec v7] xfrm: replay: Fix ESN wrap around for GSO

On Mon, Oct 17, 2022 at 08:34:47AM +0200, Christian Langrock wrote:
> When using GSO it can happen that the wrong seq_hi is used for the last
> packets before the wrap around. This can lead to double usage of a
> sequence number. To avoid this, we should serialize this last GSO
> packet.
> Fixes: d7dbefc45cf5 ("xfrm: Add xfrm_replay_overflow functions for offloading")
> Co-developed-by: Steffen Klassert <>
> Signed-off-by: Christian Langrock <>

Applied, thanks a lot Christian!

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