From: Kees Cook <keescook@chromium.org>
To: Muhammad Usama Anjum <usama.anjum@collabora.com>
Cc: Shuah Khan <shuah@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
kernel@collabora.com, linux-kselftest@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 2/2] selftests/lkdtm: Add UBSAN config
Date: Fri, 21 Jan 2022 13:17:33 -0800 [thread overview]
Message-ID: <202201211317.2E858328@keescook> (raw)
In-Reply-To: <20220121145154.1795447-2-usama.anjum@collabora.com>
On Fri, Jan 21, 2022 at 07:51:53PM +0500, Muhammad Usama Anjum wrote:
> UBSAN_BOUNDS and UBSAN_TRAP depend on UBSAN config option.
> merge_config.sh script generates following warnings if parent config
> doesn't have UBSAN config already enabled and UBSAN_BOUNDS/UBSAN_TRAP
> config options don't get added to the parent config.
>
> Value requested for CONFIG_UBSAN_BOUNDS not in final .config
> Requested value: CONFIG_UBSAN_BOUNDS=y
> Actual value:
>
> Value requested for CONFIG_UBSAN_TRAP not in final .config
> Requested value: CONFIG_UBSAN_TRAP=y
> Actual value:
>
> Fix this by including UBSAN config.
>
> Fixes: c75be56e35b2 ("lkdtm/bugs: Add ARRAY_BOUNDS to selftests")
> Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
Acked-by: Kees Cook <keescook@chromium.org>
--
Kees Cook
next prev parent reply other threads:[~2022-01-21 21:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-21 14:51 [PATCH v2 1/2] selftests/lkdtm: Remove dead config option Muhammad Usama Anjum
2022-01-21 14:51 ` [PATCH v2 2/2] selftests/lkdtm: Add UBSAN config Muhammad Usama Anjum
2022-01-21 21:17 ` Kees Cook [this message]
2022-01-21 21:17 ` [PATCH v2 1/2] selftests/lkdtm: Remove dead config option Kees Cook
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