netdev - Re: [PATCH v1 net] tcp: Use refcount_inc_not_zero() in tcp_twsk

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Message-Id: 
 <171470222913.28714.15494712742844412793.git-patchwork-notify@kernel.org>
Date: Fri, 03 May 2024 02:10:29 +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, dsahern@...nel.org, anderson@...elesecurity.com,
 kuni1840@...il.com, netdev@...r.kernel.org
Subject: Re: [PATCH v1 net] tcp: Use refcount_inc_not_zero() in tcp_twsk_unique().

Hello:

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

On Wed, 1 May 2024 14:31:45 -0700 you wrote:
> Anderson Nascimento reported a use-after-free splat in tcp_twsk_unique()
> with nice analysis.
> 
> Since commit ec94c2696f0b ("tcp/dccp: avoid one atomic operation for
> timewait hashdance"), inet_twsk_hashdance() sets TIME-WAIT socket's
> sk_refcnt after putting it into ehash and releasing the bucket lock.
> 
> [...]

Here is the summary with links:
  - [v1,net] tcp: Use refcount_inc_not_zero() in tcp_twsk_unique().
    https://git.kernel.org/netdev/net/c/f2db7230f73a

You are awesome, thank you!
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