diff --git a/mm/memory.c b/mm/memory.c
index 83fd35c034d7a..28526a4205d1b 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -7023,7 +7023,7 @@ static struct kmem_cache *page_ptl_cachep;
  void __init ptlock_cache_init(void)
  {
         page_ptl_cachep = kmem_cache_create("page->ptl", 
-                       SLAB_PANIC, NULL);
+                       SLAB_PANIC|SLAB_TYPESAFE_BY_RCU, NULL);
  }