From: Jens Axboe <axboe@kernel.dk>
To: io-uring@vger.kernel.org, Pavel Begunkov <asml.silence@gmail.com>
Subject: Re: [PATCH 1/1] io_uring: fix false positive KASAN warnings
Date: Wed, 09 Aug 2023 09:36:51 -0600 [thread overview]
Message-ID: <169159541153.37442.8185245478193724357.b4-ty@kernel.dk> (raw)
In-Reply-To: <c6fbf7a82a341e66a0007c76eefd9d57f2d3ba51.1691541473.git.asml.silence@gmail.com>
On Wed, 09 Aug 2023 13:22:16 +0100, Pavel Begunkov wrote:
> io_req_local_work_add() peeks into the work list, which can be executed
> in the meanwhile. It's completely fine without KASAN as we're in an RCU
> read section and it's SLAB_TYPESAFE_BY_RCU. With KASAN though it may
> trigger a false positive warning because internal io_uring caches are
> sanitised.
>
> Remove sanitisation from the io_uring request cache for now.
>
> [...]
Applied, thanks!
[1/1] io_uring: fix false positive KASAN warnings
commit: e0b94f7b1ec218f73f9a1e3db4ff77a5fde27203
Best regards,
--
Jens Axboe
prev parent reply other threads:[~2023-08-09 15:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-09 12:22 [PATCH 1/1] io_uring: fix false positive KASAN warnings Pavel Begunkov
2023-08-09 15:36 ` Jens Axboe [this message]
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