netdev - Re: [PATCH v1 net] tcp: Fix refcnt handling in __inet_hash

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Date: Thu, 14 Mar 2024 10:30:29 +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, joannelkoong@...il.com,
 kuni1840@...il.com, netdev@...r.kernel.org,
 syzbot+12c506c1aae251e70449@...kaller.appspotmail.com
Subject: Re: [PATCH v1 net] tcp: Fix refcnt handling in __inet_hash_connect().

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Fri, 8 Mar 2024 12:16:23 -0800 you wrote:
> syzbot reported a warning in sk_nulls_del_node_init_rcu().
> 
> The commit 66b60b0c8c4a ("dccp/tcp: Unhash sk from ehash for tb2 alloc
> failure after check_estalblished().") tried to fix an issue that an
> unconnected socket occupies an ehash entry when bhash2 allocation fails.
> 
> In such a case, we need to revert changes done by check_established(),
> which does not hold refcnt when inserting socket into ehash.
> 
> [...]

Here is the summary with links:
  - [v1,net] tcp: Fix refcnt handling in __inet_hash_connect().
    https://git.kernel.org/netdev/net/c/04d9d1fc428a

You are awesome, thank you!
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