Re: [PATCH v2 35/37] kasan, slub: reset tags when accessing metadata

[Marco Elver <elver@xxxxxxxxxx>]

On Tue, Sep 15, 2020 at 11:16PM +0200, Andrey Konovalov wrote:
[...]
>  static void set_track(struct kmem_cache *s, void *object,
> @@ -583,7 +585,8 @@ static void set_track(struct kmem_cache *s, void *object,
>  		unsigned int nr_entries;
>  
>  		metadata_access_enable();
> -		nr_entries = stack_trace_save(p->addrs, TRACK_ADDRS_COUNT, 3);
> +		nr_entries = stack_trace_save(kasan_reset_tag(p->addrs),
> +						TRACK_ADDRS_COUNT, 3);

Suggested edit (below 100 cols):

-		nr_entries = stack_trace_save(kasan_reset_tag(p->addrs),
-						TRACK_ADDRS_COUNT, 3);
+		nr_entries = stack_trace_save(kasan_reset_tag(p->addrs), TRACK_ADDRS_COUNT, 3);