From: Stephen Hemminger <stephen@networkplumber.org>
To: Yafang Shao <laoar.shao@gmail.com>
Cc: kuniyu@google.com, netdev@vger.kernel.org
Subject: Re: [PATCH iproute2-next] ss: stop displaying dccp sockets
Date: Tue, 30 Jun 2026 18:55:03 -0700 [thread overview]
Message-ID: <20260630185503.41541ebf@phoenix.local> (raw)
In-Reply-To: <20260630114121.26430-1-laoar.shao@gmail.com>
On Tue, 30 Jun 2026 19:41:21 +0800
Yafang Shao <laoar.shao@gmail.com> wrote:
> DCCP support was retired in kernel commit 2a63dd0edf38 ("net: Retire
> DCCP socket."). However, ss still attempts to query DCCP sockets via
> netlink, which triggers repeated SELinux warnings in dmesg:
>
> SELinux: unrecognized netlink message: protocol=4 nlmsg_type=19 \
> sclass=netlink_tcpdiag_socket pid=188945 comm=ss
>
> Stop sending DCCPDIAG_GETSOCK netlink messages to suppress these
> warnings and align ss with the kernel change.
>
> Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
> Cc: Kuniyuki Iwashima <kuniyu@google.com>
> ---
Please just completely purge dccp. Remove all vestiages from usage and man page.
Leave no ghosts behind. We purged decnet in the past.
prev parent reply other threads:[~2026-07-01 1:55 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-30 11:41 [PATCH iproute2-next] ss: stop displaying dccp sockets Yafang Shao
2026-06-30 23:13 ` Kuniyuki Iwashima
2026-07-01 1:56 ` Stephen Hemminger
2026-07-01 2:50 ` [PATCH v2 " Yafang Shao
2026-07-09 14:40 ` patchwork-bot+netdevbpf
2026-07-01 1:55 ` Stephen Hemminger [this message]
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