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From: patchwork-bot+netdevbpf@kernel.org
To: Shigeru Yoshida <syoshida@redhat.com>
Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
	pabeni@redhat.com, kuniyu@amazon.com, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, syzkaller@googlegroups.com
Subject: Re: [PATCH net 1/2] af_unix: Fix uninit-value in __unix_walk_scc()
Date: Thu, 04 Jul 2024 02:50:31 +0000	[thread overview]
Message-ID: <172006143113.17004.7669070239744050939.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240702160428.10153-1-syoshida@redhat.com>

Hello:

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

On Wed,  3 Jul 2024 01:04:27 +0900 you wrote:
> KMSAN reported uninit-value access in __unix_walk_scc() [1].
> 
> In the list_for_each_entry_reverse() loop, when the vertex's index
> equals it's scc_index, the loop uses the variable vertex as a
> temporary variable that points to a vertex in scc. And when the loop
> is finished, the variable vertex points to the list head, in this case
> scc, which is a local variable on the stack (more precisely, it's not
> even scc and might underflow the call stack of __unix_walk_scc():
> container_of(&scc, struct unix_vertex, scc_entry)).
> 
> [...]

Here is the summary with links:
  - [net,1/2] af_unix: Fix uninit-value in __unix_walk_scc()
    https://git.kernel.org/netdev/net/c/927fa5b3e4f5
  - [net,2/2] selftest: af_unix: Add test case for backtrack after finalising SCC.
    https://git.kernel.org/netdev/net/c/2a79651bf2fa

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2024-07-04  2:50 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-02 16:04 [PATCH net 1/2] af_unix: Fix uninit-value in __unix_walk_scc() Shigeru Yoshida
2024-07-02 16:04 ` [PATCH net 2/2] selftest: af_unix: Add test case for backtrack after finalising SCC Shigeru Yoshida
2024-07-03  2:42 ` [PATCH net 1/2] af_unix: Fix uninit-value in __unix_walk_scc() Kuniyuki Iwashima
2024-07-04  2:50 ` patchwork-bot+netdevbpf [this message]

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