Re: [PATCH net v2] net/rose: fix NULL pointer dereference in rose_transmit_link on reconnect
From: patchwork-bot+netdevbpf
Date: Thu Mar 12 2026 - 22:50:41 EST
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:
On Wed, 11 Mar 2026 15:06:02 +0800 you wrote:
> From: Jiayuan Chen <jiayuan.chen@xxxxxxxxxx>
>
> 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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