Re: [PATCH v5 04/10] ARM: syscall: always store thread_info->abi_syscall

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To: Arnd Bergmann <arnd@xxxxxxxxxx>, Lecopzer Chen <lecopzer.chen@xxxxxxxxxxxx>
Subject: Re: [PATCH v5 04/10] ARM: syscall: always store thread_info->abi_syscall
From: Kees Cook <keescook@xxxxxxxxxxxx>
Date: Fri, 4 Aug 2023 01:13:29 -0700
Cc: Russell King <linux@xxxxxxxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>, Linus Walleij <linus.walleij@xxxxxxxxxx>, yj.chiang@xxxxxxxxxxxx, linux-hardening@xxxxxxxxxxxxxxx
In-reply-to: <202308031551.034F346@keescook>
References: <20210726141141.2839385-1-arnd@kernel.org> <20210726141141.2839385-5-arnd@kernel.org> <202308031551.034F346@keescook>

On Thu, Aug 03, 2023 at 04:17:24PM -0700, Kees Cook wrote:
> Anyway, I'll keep debugging this, but figured I'd mention it in case
> anyone else had been seeing issues in here.

Okay, I think I have a working patch now. Sent here:
https://lore.kernel.org/lkml/20230804071045.never.134-kees@xxxxxxxxxx/

-- 
Kees Cook

References:
- [PATCH v5 00/10] ARM: remove set_fs callers and implementation
  - From: Arnd Bergmann
- [PATCH v5 04/10] ARM: syscall: always store thread_info->abi_syscall
  - From: Arnd Bergmann
- Re: [PATCH v5 04/10] ARM: syscall: always store thread_info->abi_syscall
  - From: Kees Cook

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