last_shadow 139 mm/kasan/generic.c s8 *last_shadow = (s8 *)kasan_mem_to_shadow((void *)last_byte); last_shadow 141 mm/kasan/generic.c if (unlikely(ret != (unsigned long)last_shadow || last_shadow 142 mm/kasan/generic.c ((long)(last_byte & KASAN_SHADOW_MASK) >= *last_shadow)))