diff --git a/compiler-rt/lib/hwasan/hwasan.cpp b/compiler-rt/lib/hwasan/hwasan.cpp
index 41c0c8b51fdfbbccd7664ec55cf4f006fc1beff5..fe7df6f4fa533f4a972e74fc3432f7504bca58de 100644
--- a/compiler-rt/lib/hwasan/hwasan.cpp
+++ b/compiler-rt/lib/hwasan/hwasan.cpp
@@ -369,6 +369,14 @@ __attribute__((constructor(0))) void __hwasan_init() {
   __ubsan::InitAsPlugin();
 #endif
 
+// OHOS_LOCAL begin
+  if (flags()->memory_debug) {
+    flags()->max_malloc_fill_size = 256;
+    flags()->max_free_fill_size = 256;
+    flags()->heap_quarantine_max = 1024 + 1;
+  }
+// OHOS_LOCAL end
+
   VPrintf(1, "HWAddressSanitizer init done\n");
 
   hwasan_init_is_running = 0;
diff --git a/compiler-rt/lib/hwasan/hwasan_flags.inc b/compiler-rt/lib/hwasan/hwasan_flags.inc
index 15f399a0a7f01ba6d436e84a94f25c2c0634cdd8..4726b7e95e28ae132f3ffb659dfbdded4e726ca4 100644
--- a/compiler-rt/lib/hwasan/hwasan_flags.inc
+++ b/compiler-rt/lib/hwasan/hwasan_flags.inc
@@ -24,6 +24,8 @@ HWASAN_FLAG(bool, print_stats, false, "")
 HWASAN_FLAG(bool, halt_on_error, true, "")
 HWASAN_FLAG(bool, atexit, false, "")
 
+HWASAN_FLAG(bool, memory_debug, false, "")  // OHOS_LOCAL
+
 // Test only flag to disable malloc/realloc/free memory tagging on startup.
 // Tagging can be reenabled with __hwasan_enable_allocator_tagging().
 HWASAN_FLAG(bool, disable_allocator_tagging, false, "")