netdev - Re: [PATCH v1 net] kcm: Serialise kcm_sendmsg() for the same socket.

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Message-Id: 
 <172412042902.711456.5002721309460516473.git-patchwork-notify@kernel.org>
Date: Tue, 20 Aug 2024 02:20:29 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Kuniyuki Iwashima <kuniyu@...zon.com>
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, tom@...bertland.com, kuni1840@...il.com,
 netdev@...r.kernel.org, syzbot+b72d86aa5df17ce74c60@...kaller.appspotmail.com
Subject: Re: [PATCH v1 net] kcm: Serialise kcm_sendmsg() for the same socket.

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Thu, 15 Aug 2024 15:04:37 -0700 you wrote:
> syzkaller reported UAF in kcm_release(). [0]
> 
> The scenario is
> 
>   1. Thread A builds a skb with MSG_MORE and sets kcm->seq_skb.
> 
>   2. Thread A resumes building skb from kcm->seq_skb but is blocked
>      by sk_stream_wait_memory()
> 
> [...]

Here is the summary with links:
  - [v1,net] kcm: Serialise kcm_sendmsg() for the same socket.
    https://git.kernel.org/netdev/net/c/807067bf014d

You are awesome, thank you!
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