From: Jakub Kicinski <kuba@kernel.org>
To: Eric Dumazet <edumazet@google.com>
Cc: "David S . Miller" <davem@davemloft.net>,
Paolo Abeni <pabeni@redhat.com>,
netdev@vger.kernel.org, Simon Horman <horms@kernel.org>,
eric.dumazet@gmail.com,
syzbot+b3e02953598f447d4d2a@syzkaller.appspotmail.com,
Martin KaFai Lau <kafai@fb.com>
Subject: Re: [PATCH net] net: restrict SO_REUSEPORT to TCP, UDP and SCTP sockets
Date: Mon, 30 Dec 2024 16:07:39 -0800 [thread overview]
Message-ID: <20241230160739.351a0459@kernel.org> (raw)
In-Reply-To: <20241230193430.3148259-1-edumazet@google.com>
On Mon, 30 Dec 2024 19:34:30 +0000 Eric Dumazet wrote:
> After blamed commit, crypto sockets could accidentally be destroyed
> from RCU callback, as spotted by zyzbot [1].
>
> Trying to acquire a mutex in RCU callback is not allowed.
>
> Restrict SO_REUSEPORT socket option to TCP, UDP and SCTP sockets.
Looks like fcnal_test.sh and reuseport_addr_any.sh are failing
after this patch, we need to adjust their respective binaries.
I'll hide this patch from patchwork, even tho it's probably right..
--
pw-bot: defer
next prev parent reply other threads:[~2024-12-31 0:07 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-30 19:34 [PATCH net] net: restrict SO_REUSEPORT to TCP, UDP and SCTP sockets Eric Dumazet
2024-12-31 0:07 ` Jakub Kicinski [this message]
2024-12-31 12:44 ` Eric Dumazet
2025-01-10 19:13 ` Martin KaFai Lau
2024-12-31 18:33 ` David Laight
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