linux-kernel - Re: [PATCH 1/2] selftests/lkdtm: add config and turn off CFI_FORWARD

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Message-ID: <31d4c254-2769-db7c-2a28-3f21c2e8bc52@collabora.com>
Date:   Fri, 18 Feb 2022 20:31:24 +0500
From:   Muhammad Usama Anjum <usama.anjum@...labora.com>
To:     Kees Cook <keescook@...omium.org>, Shuah Khan <shuah@...nel.org>
Cc:     usama.anjum@...labora.com, kernel@...labora.com,
        kernelci@...ups.io,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Shuah Khan <skhan@...uxfoundation.org>,
        linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] selftests/lkdtm: add config and turn off
 CFI_FORWARD_PROTO

On 2/18/22 1:56 AM, Muhammad Usama Anjum wrote:
> Add config options which are needed for LKDTM sub-tests.
> STACKLEAK_ERASING test needs GCC_PLUGIN_STACKLEAK config.
> READ_AFTER_FREE and READ_BUDDY_AFTER_FREE tests need
> INIT_ON_FREE_DEFAULT_ON config.
> 
> CFI_FORWARD_PROTO always fails as there is no active CFI system of some
> kind. Turn it off for now by default until proper support.
> 
> Cc: Kees Cook <keescook@...omium.org>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Fixes: 46d1a0f03d66 ("selftests/lkdtm: Add tests for LKDTM targets")
> Signed-off-by: Muhammad Usama Anjum <usama.anjum@...labora.com>
Reported-by: "kernelci.org bot" <bot@...nelci.org>