From: Jens Axboe <[email protected]>
To: Pavel Begunkov <[email protected]>,
Breno Leitao <[email protected]>
Cc: [email protected], [email protected], [email protected]
Subject: Re: [PATCH] io_uring/rw: Free iovec before cleaning async data
Date: Thu, 30 May 2024 08:38:34 -0600 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
On Thu, 30 May 2024 07:23:39 -0700, Breno Leitao wrote:
> kmemleak shows that there is a memory leak in io_uring read operation,
> where a buffer is allocated at iovec import, but never de-allocated.
>
> The memory is allocated at io_async_rw->free_iovec, but, then
> io_async_rw is kfreed, taking the allocated memory with it. I saw this
> happening when the read operation fails with -11 (EAGAIN).
>
> [...]
Applied, thanks!
[1/1] io_uring/rw: Free iovec before cleaning async data
commit: e112311615a24e1618a591c73506571dc304eb8d
Best regards,
--
Jens Axboe
prev parent reply other threads:[~2024-05-30 14:38 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-30 14:23 [PATCH] io_uring/rw: Free iovec before cleaning async data Breno Leitao
2024-05-30 14:38 ` Jens Axboe [this message]
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