[no subject]

static void kmem_cache_release(struct kmem_cache *s)
{
	if (slab_state >= FULL) {
		sysfs_slab_unlink(s);
		sysfs_slab_release(s);
	} else {
		slab_kmem_cache_release(s);
	}
}

this one can race, IMO.

--
Uladzislau Rezki