linux-kernel - Re: [PATCH RESEND v3 2/3] kasan: migrate copy_user

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Message-Id: <20241014161042.885cf17fca7850b5bbf2f8e5@linux-foundation.org>
Date: Mon, 14 Oct 2024 16:10:42 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: Sabyrzhan Tasbolatov <snovitoll@...il.com>
Cc: andreyknvl@...il.com, 2023002089@...k.tyut.edu.cn, alexs@...nel.org,
 corbet@....net, dvyukov@...gle.com, elver@...gle.com, glider@...gle.com,
 kasan-dev@...glegroups.com, linux-doc@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-mm@...ck.org, ryabinin.a.a@...il.com,
 siyanteng@...ngson.cn, vincenzo.frascino@....com, workflows@...r.kernel.org
Subject: Re: [PATCH RESEND v3 2/3] kasan: migrate copy_user_test to kunit

On Mon, 14 Oct 2024 07:57:00 +0500 Sabyrzhan Tasbolatov <snovitoll@...il.com> wrote:

> Migrate the copy_user_test to the KUnit framework to verify out-of-bound
> detection via KASAN reports in copy_from_user(), copy_to_user() and
> their static functions.
> 
> This is the last migrated test in kasan_test_module.c, therefore delete
> the file.
> 

x86_64 allmodconfig produces:

vmlinux.o: warning: objtool: strncpy_from_user+0x8a: call to __check_object_size() with UACCESS enabled