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Subject: Re: [PATCH net,v7] net/smc: prevent NULL pointer dereference in txopt_get
From: patchwork-bot+netdevbpf@kernel.org
Message-Id: 
 <172502102638.2576424.109691224137525490.git-patchwork-notify@kernel.org>
Date: Fri, 30 Aug 2024 12:30:26 +0000
References: <20240829035648.262912-1-aha310510@gmail.com>
In-Reply-To: <20240829035648.262912-1-aha310510@gmail.com>
To: Jeongjun Park <aha310510@gmail.com>
Cc: wenjia@linux.ibm.com, jaka@linux.ibm.com, alibuda@linux.alibaba.com,
 tonylu@linux.alibaba.com, guwen@linux.alibaba.com, davem@davemloft.net,
 edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
 dust.li@linux.alibaba.com, linux-s390@vger.kernel.org,
 netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
 syzkaller@googlegroups.com

Hello:

This patch was applied to netdev/net.git (main)
by David S. Miller <davem@davemloft.net>:

On Thu, 29 Aug 2024 12:56:48 +0900 you wrote:
> Since smc_inet6_prot does not initialize ipv6_pinfo_offset, inet6_create()
> copies an incorrect address value, sk + 0 (offset), to inet_sk(sk)->pinet6.
> 
> In addition, since inet_sk(sk)->pinet6 and smc_sk(sk)->clcsock practically
> point to the same address, when smc_create_clcsk() stores the newly
> created clcsock in smc_sk(sk)->clcsock, inet_sk(sk)->pinet6 is corrupted
> into clcsock. This causes NULL pointer dereference and various other
> memory corruptions.
> 
> [...]

Here is the summary with links:
  - [net,v7] net/smc: prevent NULL pointer dereference in txopt_get
    https://git.kernel.org/netdev/net/c/98d4435efcbf

You are awesome, thank you!
-- 
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