linux-kernel - Re: [PATCH v8] tcp: fix race condition when creating child sockets from syncookies

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Date:   Tue, 24 Nov 2020 00:50:05 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Ricardo Dias <rdias@...glestore.com>
Cc:     davem@...emloft.net, kuba@...nel.org, kuznet@....inr.ac.ru,
        yoshfuji@...ux-ipv6.org, edumazet@...gle.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8] tcp: fix race condition when creating child sockets from
 syncookies

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Fri, 20 Nov 2020 11:11:33 +0000 you wrote:
> When the TCP stack is in SYN flood mode, the server child socket is
> created from the SYN cookie received in a TCP packet with the ACK flag
> set.
> 
> The child socket is created when the server receives the first TCP
> packet with a valid SYN cookie from the client. Usually, this packet
> corresponds to the final step of the TCP 3-way handshake, the ACK
> packet. But is also possible to receive a valid SYN cookie from the
> first TCP data packet sent by the client, and thus create a child socket
> from that SYN cookie.
> 
> [...]

Here is the summary with links:
  - [v8] tcp: fix race condition when creating child sockets from syncookies
    https://git.kernel.org/netdev/net/c/01770a166165

You are awesome, thank you!
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