diff --git a/memory.c b/memory.c
index 42317a2..ef0be1c 100644
--- a/memory.c
+++ b/memory.c
@@ -1309,6 +1309,10 @@
 
 const char *memory_region_name(const MemoryRegion *mr)
 {
+    if (!mr->name) {
+        ((MemoryRegion *)mr)->name =
+            object_get_canonical_path_component(OBJECT(mr));
+    }
     return mr->name;
 }