KASAN_KMALLOC_FREE   19 mm/kasan/kasan.h #define KASAN_KMALLOC_FREE      0xFB  /* object was freed (kmem_cache_free/kfree) */
KASAN_KMALLOC_FREE   24 mm/kasan/kasan.h #define KASAN_KMALLOC_FREE      KASAN_TAG_INVALID