diff --git a/vmm/src/device_manager.rs b/vmm/src/device_manager.rs
index 9145dec0c..223011689 100644
--- a/vmm/src/device_manager.rs
+++ b/vmm/src/device_manager.rs
@@ -1478,6 +1478,10 @@ impl DeviceManager {
         &self.address_manager.mmio_bus
     }
 
+    pub fn allocator(&self) -> &Arc<Mutex<SystemAllocator>> {
+        &self.address_manager.allocator
+    }
+
     pub fn ioapic(&self) -> &Option<Arc<Mutex<ioapic::Ioapic>>> {
         &self.ioapic
     }