linux-kernel - Re: [PATCH v2 18/19] kasan: check object_size in kasan_complete_mode_report

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Message-ID: <CAG_fn=WXiE1=NjE-NHsXwttJuMmqu1nQURH5ZeTknK0yT0cpoQ@mail.gmail.com>
Date:   Mon, 9 Oct 2023 14:17:09 +0200
From:   Alexander Potapenko <glider@...gle.com>
To:     andrey.konovalov@...ux.dev
Cc:     Marco Elver <elver@...gle.com>,
        Andrey Konovalov <andreyknvl@...il.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Vlastimil Babka <vbabka@...e.cz>, kasan-dev@...glegroups.com,
        Evgenii Stepanov <eugenis@...gle.com>,
        Oscar Salvador <osalvador@...e.de>,
        Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org,
        Andrey Konovalov <andreyknvl@...gle.com>
Subject: Re: [PATCH v2 18/19] kasan: check object_size in kasan_complete_mode_report_info

On Wed, Sep 13, 2023 at 7:18 PM <andrey.konovalov@...ux.dev> wrote:
>
> From: Andrey Konovalov <andreyknvl@...gle.com>
>
> Check the object size when looking up entries in the stack ring.
>
> If the size of the object for which a report is being printed does not
> match the size of the object for which a stack trace has been saved in
> the stack ring, the saved stack trace is irrelevant.
>
> Signed-off-by: Andrey Konovalov <andreyknvl@...gle.com>
Reviewed-by: Alexander Potapenko <glider@...gle.com>