netdev - Re: [PATCH bpf-next v6] bpf, sockmap: avoid using sk

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Message-Id: 
 <174795663002.3054474.9274449552031955126.git-patchwork-notify@kernel.org>
Date: Thu, 22 May 2025 23:30:30 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Jiayuan Chen <jiayuan.chen@...ux.dev>
Cc: bpf@...r.kernel.org, mhal@...x.co, john.fastabend@...il.com,
 jakub@...udflare.com, davem@...emloft.net, edumazet@...gle.com,
 kuba@...nel.org, pabeni@...hat.com, horms@...nel.org, cascardo@...lia.com,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next v6] bpf,
 sockmap: avoid using sk_socket after free when sending

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Martin KaFai Lau <martin.lau@...nel.org>:

On Fri, 16 May 2025 22:17:12 +0800 you wrote:
> The sk->sk_socket is not locked or referenced in backlog thread, and
> during the call to skb_send_sock(), there is a race condition with
> the release of sk_socket. All types of sockets(tcp/udp/unix/vsock)
> will be affected.
> 
> Race conditions:
> '''
> CPU0                               CPU1
> 
> [...]

Here is the summary with links:
  - [bpf-next,v6] bpf, sockmap: avoid using sk_socket after free when sending
    https://git.kernel.org/bpf/bpf-next/c/8259eb0e06d8

You are awesome, thank you!
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