netdev - Re: [PATCH net] kcm: avoid potential race in kcm_tx

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Message-Id: <166567981585.2135.10710327054695792890.git-patchwork-notify@kernel.org>
Date:   Thu, 13 Oct 2022 16:50:15 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Eric Dumazet <edumazet@...gle.com>
Cc:     davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
        netdev@...r.kernel.org, eric.dumazet@...il.com,
        syzkaller@...glegroups.com, tom@...bertland.com
Subject: Re: [PATCH net] kcm: avoid potential race in kcm_tx_work

Hello:

This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@...nel.org>:

On Wed, 12 Oct 2022 13:34:12 +0000 you wrote:
> syzbot found that kcm_tx_work() could crash [1] in:
> 
> 	/* Primarily for SOCK_SEQPACKET sockets */
> 	if (likely(sk->sk_socket) &&
> 	    test_bit(SOCK_NOSPACE, &sk->sk_socket->flags)) {
> <<*>>	clear_bit(SOCK_NOSPACE, &sk->sk_socket->flags);
> 		sk->sk_write_space(sk);
> 	}
> 
> [...]

Here is the summary with links:
  - [net] kcm: avoid potential race in kcm_tx_work
    https://git.kernel.org/netdev/net/c/ec7eede369fe

You are awesome, thank you!
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