Re: [PATCH net v2] net/rose: fix NULL pointer dereference in rose_transmit_link on reconnect

[email protected] Fri, 13 Mar 2026 02:50:11 +0000

Newsgroups	org.kernel.vger.linux-hams,org.kernel.vger.linux-kernel,org.kernel.vger.netdev
Message-ID	<177337021104.648356.14927018220992811291.git-patchwork-notify@kernel.org>

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <[email protected]>:

On Wed, 11 Mar 2026 15:06:02 +0800 you wrote:
> From: Jiayuan Chen <[email protected]>
> 
> syzkaller reported a bug [1], and the reproducer is available at [2].
> 
> ROSE sockets use four sk->sk_state values: TCP_CLOSE, TCP_LISTEN,
> TCP_SYN_SENT, and TCP_ESTABLISHED. rose_connect() already rejects
> calls for TCP_ESTABLISHED (-EISCONN) and TCP_CLOSE with SS_CONNECTING
> (-ECONNREFUSED), but lacks a check for TCP_SYN_SENT.
> 
> [...]

Here is the summary with links:
  - [net,v2] net/rose: fix NULL pointer dereference in rose_transmit_link on reconnect
    https://git.kernel.org/netdev/net/c/e1f0a18c9564

You are awesome, thank you!
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