netdev - Re: [PATCH v2 net] udp: Set SOCK_RCU_FREE earlier in udp_lib_get

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Message-Id: 
 <172069083101.19088.6448598444769939054.git-patchwork-notify@kernel.org>
Date: Thu, 11 Jul 2024 09:40:31 +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, willemdebruijn.kernel@...il.com, dsahern@...nel.org,
 joe@...d.net.nz, kuni1840@...il.com, netdev@...r.kernel.org,
 syzkaller@...glegroups.com
Subject: Re: [PATCH v2 net] udp: Set SOCK_RCU_FREE earlier in udp_lib_get_port().

Hello:

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

On Tue, 9 Jul 2024 12:13:56 -0700 you wrote:
> syzkaller triggered the warning [0] in udp_v4_early_demux().
> 
> In udp_v[46]_early_demux() and sk_lookup(), we do not touch the refcount
> of the looked-up sk and use sock_pfree() as skb->destructor, so we check
> SOCK_RCU_FREE to ensure that the sk is safe to access during the RCU grace
> period.
> 
> [...]

Here is the summary with links:
  - [v2,net] udp: Set SOCK_RCU_FREE earlier in udp_lib_get_port().
    https://git.kernel.org/netdev/net/c/5c0b485a8c61

You are awesome, thank you!
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