diff --git a/mm/z3fold.c b/mm/z3fold.c
index 6d3d3f698ebb..e97143713021 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -839,6 +839,7 @@ static void z3fold_destroy_pool(struct z3fold_pool *pool)
 	destroy_workqueue(pool->compact_wq);
 	destroy_workqueue(pool->release_wq);
 	z3fold_unregister_migration(pool);
+	free_percpu(pool->unbuddied);
 	kfree(pool);
 }