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From:   Andrey Konovalov <andreyknvl@gmail.com>
Date:   Mon, 11 Dec 2023 21:51:04 +0100
Message-ID: <CA+fCnZfQEueCifc-8d5NVWEUtAiOG1eRW-LFKbOhab_Y7jqU0Q@mail.gmail.com>
Subject: Re: [PATCH v3 1/3] kasan: switch kunit tests to console tracepoints
To:     =?UTF-8?Q?Paul_Heidekr=C3=BCger?= <paul.heidekrueger@tum.de>
Cc:     Steven Rostedt <rostedt@goodmis.org>,
        Peter Collingbourne <pcc@google.com>,
        Marco Elver <elver@google.com>, andrey.konovalov@linux.dev,
        Andrew Morton <akpm@linux-foundation.org>,
        Alexander Potapenko <glider@google.com>,
        Dmitry Vyukov <dvyukov@google.com>,
        Andrey Ryabinin <ryabinin.a.a@gmail.com>,
        kasan-dev@googlegroups.com, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org,
        Andrey Konovalov <andreyknvl@google.com>,
        Masami Hiramatsu <mhiramat@kernel.org>,
        linux-trace-kernel@vger.kernel.org,
        Nick Desaulniers <ndesaulniers@google.com>
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On Mon, Dec 11, 2023 at 7:59=E2=80=AFPM Paul Heidekr=C3=BCger
<paul.heidekrueger@tum.de> wrote:
>
> > Hi Paul,
> >
> > I've been successfully running KASAN tests with CONFIG_TRACEPOINTS
> > enabled on arm64 since this patch landed.
>
> Interesting ...
>
> > What happens when you try running the tests with .kunitconfig? Does
> > CONFIG_TRACEPOINTS or CONFIG_KASAN_KUNIT_TEST get disabled during
> > kernel building?
>
> Yes, exactly, that's what's happening.
>
> Here's the output kunit.py is giving me. I replaced CONFIG_DEBUG_KERNEL w=
ith
> CONFIG_TRACEPOINTS in my .kunitconfig. Otherwise, it's identical with the=
 one I
> posted above.
>
>         =E2=9E=9C   ./tools/testing/kunit/kunit.py run --kunitconfig=3Dmm=
/kasan/.kunitconfig --arch=3Darm64
>         Configuring KUnit Kernel ...
>         Regenerating .config ...
>         Populating config with:
>         $ make ARCH=3Darm64 O=3D.kunit olddefconfig
>         ERROR:root:Not all Kconfig options selected in kunitconfig were i=
n the generated .config.
>         This is probably due to unsatisfied dependencies.
>         Missing: CONFIG_KASAN_KUNIT_TEST=3Dy, CONFIG_TRACEPOINTS=3Dy
>
> Does CONFIG_TRACEPOINTS have some dependency I'm not seeing? I couldn't f=
ind a
> reason why it would get disabled, but I could definitely be wrong.

Does your .kunitconfig include CONFIG_TRACEPOINTS=3Dy? I don't see it in
the listing that you sent earlier.