From: Jens Axboe <axboe@kernel.dk>
To: io-uring@vger.kernel.org, Tom Ryan <ryan36005@gmail.com>
Cc: gregkh@linuxfoundation.org, kbusch@kernel.org, csander@purestorage.com
Subject: Re: [PATCH v2] io_uring: fix physical SQE bounds check for SQE_MIXED 128-byte ops
Date: Tue, 10 Mar 2026 08:44:11 -0600 [thread overview]
Message-ID: <177315385125.66994.10167950413180757894.b4-ty@kernel.dk> (raw)
In-Reply-To: <20260310052003.72871-1-ryan36005@gmail.com>
On Mon, 09 Mar 2026 22:20:02 -0700, Tom Ryan wrote:
> When IORING_SETUP_SQE_MIXED is used without IORING_SETUP_NO_SQARRAY,
> the boundary check for 128-byte SQE operations in io_init_req()
> validated the logical SQ head position rather than the physical SQE
> index.
>
> The existing check:
>
> [...]
Applied, thanks!
[1/1] io_uring: fix physical SQE bounds check for SQE_MIXED 128-byte ops
commit: c76e0f1d77f87e258193c2628253782d5ff414c7
Best regards,
--
Jens Axboe
prev parent reply other threads:[~2026-03-10 14:44 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-09 21:20 io_uring: OOB read in SQE_MIXED mode via sq_array physical index bypass Tom Ryan
2026-03-09 21:29 ` Keith Busch
2026-03-09 21:45 ` Caleb Sander Mateos
2026-03-09 21:54 ` Keith Busch
2026-03-10 5:20 ` [PATCH v2] io_uring: fix physical SQE bounds check for SQE_MIXED 128-byte ops Tom Ryan
2026-03-10 5:20 ` [PATCH liburing] test/sqe-mixed-boundary: validate physical SQE index for " Tom Ryan
2026-03-10 13:01 ` Jens Axboe
2026-03-10 14:44 ` Jens Axboe [this message]
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