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From: Sergey Bronnikov via Tarantool-patches <tarantool-patches@dev.tarantool.org>
To: Sergey Kaplun <skaplun@tarantool.org>,
	Maxim Kokryashkin <m.kokryashkin@tarantool.org>
Cc: tarantool-patches@dev.tarantool.org
Subject: Re: [Tarantool-patches] [PATCH luajit 6/6] FFI: Fix dangling reference to CType in carith_checkarg().
Date: Tue, 19 Dec 2023 13:59:12 +0300	[thread overview]
Message-ID: <74f26323-e75c-4b90-809b-3e066fb01ed3@tarantool.org> (raw)
In-Reply-To: <33a9a2fc1efb801bfd5b8101be16755f2b394293.1698049570.git.skaplun@tarantool.org>

Thanks for the patch! LGTM

On 10/23/23 12:22, Sergey Kaplun wrote:
> From: Mike Pall <mike>
>
> Reported by Sergey Kaplun.
>
> (cherry-picked from commit db944b2b56c86fcf133745976763604d96110285)
>
> During of an arithmetic operation with a cdata function object and some
> cdata value in `carith_checkarg()`, reallocation of `cts->tab` in
> `lj_ctype_intern()` may occur. In that case, the reference to the first
> `CType` object (`ca->ct[0]`) becomes invalid. This patch saves the
> `CTypeID` of this object and gets its `CType` again after possible
> reallocation.
>
> Sergey Kaplun:
> * added the description and the test for the problem
>
> Part of tarantool/tarantool#9145
> ---
<snipped>

  parent reply	other threads:[~2023-12-19 10:59 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-23  9:22 [Tarantool-patches] [PATCH luajit 0/6] FFI fixes Sergey Kaplun via Tarantool-patches
2023-10-23  9:22 ` [Tarantool-patches] [PATCH luajit 1/6] Abstract out on-demand loading of FFI library Sergey Kaplun via Tarantool-patches
2023-10-24 14:38   ` Maxim Kokryashkin via Tarantool-patches
2023-11-29 14:35   ` Sergey Bronnikov via Tarantool-patches
2023-10-23  9:22 ` [Tarantool-patches] [PATCH luajit 2/6] FFI: Fix missing cts->L initialization in argv2ctype() Sergey Kaplun via Tarantool-patches
2023-10-24 14:49   ` Maxim Kokryashkin via Tarantool-patches
2023-10-25 10:19     ` Sergey Kaplun via Tarantool-patches
2023-11-29 14:39   ` Sergey Bronnikov via Tarantool-patches
2023-10-23  9:22 ` [Tarantool-patches] [PATCH luajit 3/6] FFI: Ensure returned string is alive in ffi.typeinfo() Sergey Kaplun via Tarantool-patches
2023-10-24 21:33   ` Maxim Kokryashkin via Tarantool-patches
2023-11-29 14:48   ` Sergey Bronnikov via Tarantool-patches
2023-10-23  9:22 ` [Tarantool-patches] [PATCH luajit 4/6] FFI: Fix dangling reference to CType Sergey Kaplun via Tarantool-patches
2023-10-25  7:48   ` Maxim Kokryashkin via Tarantool-patches
2023-10-25 10:43     ` Sergey Kaplun via Tarantool-patches
2023-10-25 11:42       ` Maxim Kokryashkin via Tarantool-patches
2023-10-25  8:06   ` Maxim Kokryashkin via Tarantool-patches
2023-11-29 15:00   ` Sergey Bronnikov via Tarantool-patches
2023-10-23  9:22 ` [Tarantool-patches] [PATCH luajit 5/6] FFI: Fix dangling reference to CType. Improve checks Sergey Kaplun via Tarantool-patches
2023-10-25  8:05   ` Maxim Kokryashkin via Tarantool-patches
2023-10-25 10:46     ` Sergey Kaplun via Tarantool-patches
2023-10-25 11:42       ` Maxim Kokryashkin via Tarantool-patches
2023-11-29 15:41   ` Sergey Bronnikov via Tarantool-patches
2023-11-30  7:25     ` Sergey Kaplun via Tarantool-patches
2023-12-19 10:55       ` Sergey Bronnikov via Tarantool-patches
2023-10-23  9:22 ` [Tarantool-patches] [PATCH luajit 6/6] FFI: Fix dangling reference to CType in carith_checkarg() Sergey Kaplun via Tarantool-patches
2023-10-25  8:07   ` Maxim Kokryashkin via Tarantool-patches
2023-10-25 10:48     ` Sergey Kaplun via Tarantool-patches
2023-10-25 11:42       ` Maxim Kokryashkin via Tarantool-patches
2023-12-19 10:59   ` Sergey Bronnikov via Tarantool-patches [this message]
2023-12-19 11:01 ` [Tarantool-patches] [PATCH luajit 0/6] FFI fixes Sergey Bronnikov via Tarantool-patches
2024-01-10  8:53 ` Igor Munkin via Tarantool-patches

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