Re: [akpm-mm:mm-new 160/175] mm/kasan/tags.c:145:6: error: redefinition of 'kasan_save_free_info'

[Sabyrzhan Tasbolatov <snovitoll@gmail.com>]

On Sun, Jul 20, 2025 at 5:04 AM Andrew Morton <akpm@linux-foundation.org> wrote:
>
> On Sat, 19 Jul 2025 05:28:51 +0800 kernel test robot <lkp@intel.com> wrote:
>
> > tree:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-new
> > head:   b0e07b9befa0558a80b281b7efcdb3717881c969
> > commit: 3d3c26eaf9f6e00779d27dd54d763c9bdc5dda3c [160/175] kasan: add shadow checks to wrappers and rename kasan_arch_is_ready
> > config: arm64-randconfig-001-20250719 (https://download.01.org/0day-ci/archive/20250719/202507190528.W6ndwfyg-lkp@intel.com/config)
> > compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
> > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250719/202507190528.W6ndwfyg-lkp@intel.com/reproduce)
> >
> > If you fix the issue in a separate patch/commit (i.e. not just a new version of
> > the same patch/commit), kindly add following tags
> > | Reported-by: kernel test robot <lkp@intel.com>
> > | Closes: https://lore.kernel.org/oe-kbuild-all/202507190528.W6ndwfyg-lkp@intel.com/
> >
> > All errors (new ones prefixed by >>):
> >
> > >> mm/kasan/tags.c:145:6: error: redefinition of 'kasan_save_free_info'
> >      145 | void kasan_save_free_info(struct kmem_cache *cache, void *object)
> >          |      ^
> >    mm/kasan/kasan.h:403:20: note: previous definition is here
> >      403 | static inline void kasan_save_free_info(struct kmem_cache *cache, void *object)
> >          |                    ^
> >    1 error generated.
>
> I'll add this.   It should repair the build, at least?

Yes, thanks, it should. Sorry, I've missed that.

>
> --- a/mm/kasan/tags.c~kasan-add-shadow-checks-to-wrappers-and-rename-kasan_arch_is_ready-fix
> +++ a/mm/kasan/tags.c
> @@ -142,7 +142,7 @@ void kasan_save_alloc_info(struct kmem_c
>         save_stack_info(cache, object, flags, false);
>  }
>
> -void kasan_save_free_info(struct kmem_cache *cache, void *object)
> +void __kasan_save_free_info(struct kmem_cache *cache, void *object)
>  {
>         save_stack_info(cache, object, 0, true);
>  }
> _
>