diff --git a/paddle/fluid/memory/allocation/allocator_facade.cc b/paddle/fluid/memory/allocation/allocator_facade.cc
index 440b2475f1631ce5b0a1018ccd13849cc2568cd5..7de32094a07b95c3ec656892fa6adeacfbab8d0f 100644
--- a/paddle/fluid/memory/allocation/allocator_facade.cc
+++ b/paddle/fluid/memory/allocation/allocator_facade.cc
@@ -295,7 +295,9 @@ class AllocatorFacadePrivate {
 
 // Pimpl. Make interface clean.
 AllocatorFacade::AllocatorFacade() : m_(new AllocatorFacadePrivate()) {}
-AllocatorFacade::~AllocatorFacade() { delete m_; }
+// delete m_ may cause core dump when the destructor of python in conflict with
+// cpp.
+AllocatorFacade::~AllocatorFacade() {}
 
 AllocatorFacade& AllocatorFacade::Instance() {
   static AllocatorFacade instance;