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Subject: Re: [PATCH bpf-next v2] bpf,
 sockmap: Fix psock incorrectly pointing to sk
From: patchwork-bot+netdevbpf@kernel.org
Message-Id: 
 <174957808176.2523637.14786222447534572080.git-patchwork-notify@kernel.org>
Date: Tue, 10 Jun 2025 17:54:41 +0000
References: <20250609025908.79331-1-jiayuan.chen@linux.dev>
In-Reply-To: <20250609025908.79331-1-jiayuan.chen@linux.dev>
To: Jiayuan Chen <jiayuan.chen@linux.dev>
Cc: bpf@vger.kernel.org, john.fastabend@gmail.com, jakub@cloudflare.com,
 davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
 horms@kernel.org, ast@kernel.org, daniel@iogearbox.net,
 netdev@vger.kernel.org, linux-kernel@vger.kernel.org

Hello:

This patch was applied to bpf/bpf-next.git (net)
by Daniel Borkmann <daniel@iogearbox.net>:

On Mon,  9 Jun 2025 10:59:08 +0800 you wrote:
> We observed an issue from the latest selftest: sockmap_redir where
> sk_psock(psock->sk) != psock in the backlog. The root cause is the special
> behavior in sockmap_redir - it frequently performs map_update() and
> map_delete() on the same socket. During map_update(), we create a new
> psock and during map_delete(), we eventually free the psock via rcu_work
> in sk_psock_drop(). However, pending workqueues might still exist and not
> be processed yet. If users immediately perform another map_update(), a new
> psock will be allocated for the same sk, resulting in two psocks pointing
> to the same sk.
> 
> [...]

Here is the summary with links:
  - [bpf-next,v2] bpf, sockmap: Fix psock incorrectly pointing to sk
    https://git.kernel.org/bpf/bpf-next/c/76be5fae32fe

You are awesome, thank you!
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