From: "Alexei Starovoitov" <alexei.starovoitov@gmail.com>
To: "Christian Brauner" <brauner@kernel.org>,
<linux-fsdevel@vger.kernel.org>, <bpf@vger.kernel.org>
Cc: <linux-security-module@vger.kernel.org>,
"Daniel Borkmann" <daniel@iogearbox.net>,
"Paul Moore" <paul@paul-moore.com>, <netdev@vger.kernel.org>,
<stable@kernel.org>
Subject: Re: [PATCH 0/8] ns: fixes for the namespace LSM hooks
Date: Mon, 26 Oct 2026 23:31:32 +0000 [thread overview]
Message-ID: <DMF5U0PAK4HE.2QQ66SZMEMQLA@gmail.com> (raw)
In-Reply-To: <20261026-work-security-namespace_free-v1-0-ffa3ebbf71bd@kernel.org>
On Mon, Oct 26, 2026 at 02:57 AM Christian Brauner <brauner@kernel.org> wrote:
> I'd want to get the first three patches into v7.4 since the hooks are
> new this cycle. The systemd change I have for this uses the
> namespace_free hook whenever the kernel has it. On a kernel with the
> hook but without the first fix it would never learn about dead user
> namespaces.
Why not the whole series?
Otherwise 7.4 will be the only release where namespace_init sees
ns_id == 0 and bpf progs that key by it will have to deal with that.
Also the test for patch 1 is in patch 8 and it needs patch 5.
For bpf bits:
Acked-by: Alexei Starovoitov <ast@kernel.org>
prev parent reply other threads:[~2026-10-26 23:31 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-26 9:57 [PATCH 0/8] ns: fixes for the namespace LSM hooks Christian Brauner
2026-10-26 9:57 ` [PATCH 1/8] lsm: always call the namespace_free hook Christian Brauner
2026-10-26 10:37 ` sashiko-bot
2026-10-26 9:57 ` [PATCH 2/8] bpf: don't mark namespace_init and namespace_free arguments as trusted Christian Brauner
2026-10-26 10:41 ` sashiko-bot
2026-10-26 9:57 ` [PATCH 3/8] selftests/bpf: add verifier tests for the namespace LSM hooks Christian Brauner
2026-10-26 10:44 ` sashiko-bot
2026-10-26 9:57 ` [PATCH 4/8] landlock: pass the namespace id to log to check_ns_type() Christian Brauner
2026-10-26 10:45 ` sashiko-bot
2026-10-26 9:57 ` [PATCH 5/8] ns: allocate the namespace id before the namespace_init hook Christian Brauner
2026-10-26 10:51 ` sashiko-bot
2026-10-26 9:57 ` [PATCH 6/8] nstree: drop ns_tree_add_raw() Christian Brauner
2026-10-26 10:55 ` sashiko-bot
2026-10-26 9:57 ` [PATCH 7/8] lsm: fix the security_namespace_init() kernel-doc Christian Brauner
2026-10-26 10:57 ` sashiko-bot
2026-10-26 9:57 ` [PATCH 8/8] selftests/bpf: add a lifecycle test for the namespace LSM hooks Christian Brauner
2026-10-26 11:03 ` sashiko-bot
2026-10-26 20:31 ` [PATCH 0/8] ns: fixes " Paul Moore
2026-10-27 9:24 ` Christian Brauner
2026-10-27 14:36 ` Daniel Borkmann
2026-10-27 22:37 ` Paul Moore
2026-10-28 10:42 ` Christian Brauner
2026-10-28 15:59 ` Paul Moore
2026-10-26 23:31 ` Alexei Starovoitov [this message]
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