From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Paul Moore <paul@paul-moore.com>
Cc: linux-security-module@vger.kernel.org, selinux@vger.kernel.org,
io-uring@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>,
Luis Chamberlain <mcgrof@kernel.org>
Subject: Re: [PATCH 1/3] lsm,io_uring: add LSM hooks for the new uring_cmd file op
Date: Tue, 23 Aug 2022 08:53:48 +0200 [thread overview]
Message-ID: <YwR5fDR0Whp0W3sG@kroah.com> (raw)
In-Reply-To: <166120326788.369593.18304806499678048620.stgit@olly>
On Mon, Aug 22, 2022 at 05:21:07PM -0400, Paul Moore wrote:
> From: Luis Chamberlain <mcgrof@kernel.org>
>
> io-uring cmd support was added through ee692a21e9bf ("fs,io_uring:
> add infrastructure for uring-cmd"), this extended the struct
> file_operations to allow a new command which each subsystem can use
> to enable command passthrough. Add an LSM specific for the command
> passthrough which enables LSMs to inspect the command details.
>
> This was discussed long ago without no clear pointer for something
> conclusive, so this enables LSMs to at least reject this new file
> operation.
>
> [0] https://lkml.kernel.org/r/8adf55db-7bab-f59d-d612-ed906b948d19@schaufler-ca.com
>
> Fixes: ee692a21e9bf ("fs,io_uring: add infrastructure for uring-cmd")
You are not "fixing" anything, you are adding new functionality.
Careful with using "Fixes:" for something like this, you will trigger
the bug-detection scripts and have to fend off stable bot emails for a
long time for stuff that should not be backported to stable trees.
thanks,
greg k-h
next prev parent reply other threads:[~2022-08-23 6:53 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-22 21:21 [PATCH 0/3] LSM hooks for IORING_OP_URING_CMD Paul Moore
2022-08-22 21:21 ` [PATCH 1/3] lsm,io_uring: add LSM hooks for the new uring_cmd file op Paul Moore
2022-08-23 6:53 ` Greg Kroah-Hartman [this message]
2022-08-23 16:48 ` Paul Moore
2022-08-24 6:12 ` Greg Kroah-Hartman
2022-08-24 14:00 ` Paul Moore
2022-08-22 21:21 ` [PATCH 2/3] selinux: implement the security_uring_cmd() LSM hook Paul Moore
2022-08-23 6:52 ` Greg Kroah-Hartman
2022-08-23 16:49 ` Paul Moore
2022-09-01 20:15 ` Joel Granados
2022-09-01 21:30 ` Paul Moore
2022-09-07 8:17 ` Joel Granados
2022-09-16 12:59 ` Joel Granados
2022-08-22 21:21 ` [PATCH 3/3] /dev/null: add IORING_OP_URING_CMD support Paul Moore
2022-08-22 22:36 ` Jens Axboe
2022-08-22 23:09 ` Paul Moore
2022-08-22 23:13 ` Jens Axboe
2022-08-22 23:19 ` Paul Moore
2022-08-22 23:25 ` Jens Axboe
2022-08-22 23:37 ` Paul Moore
2022-08-23 6:51 ` Greg Kroah-Hartman
2022-08-23 13:33 ` Jens Axboe
2022-08-23 17:02 ` Paul Moore
2022-08-23 6:52 ` Greg Kroah-Hartman
2022-08-23 17:02 ` Paul Moore
2022-08-24 6:10 ` Greg Kroah-Hartman
2022-08-24 14:06 ` Paul Moore
2022-08-26 16:27 ` [PATCH 0/3] LSM hooks for IORING_OP_URING_CMD Paul Moore
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