diff --git a/init/property_service.cpp b/init/property_service.cpp
index 32cf0ee..741fde0 100644
--- a/init/property_service.cpp
+++ b/init/property_service.cpp
@@ -372,6 +372,7 @@
 
             int result = TEMP_FAILURE_RETRY(recv(socket_, data, bytes_left, MSG_DONTWAIT));
             if (result <= 0) {
+                PLOG(ERROR) << "sys_prop: recv error";
                 return false;
             }
 
@@ -379,6 +380,10 @@
             data += result;
         }
 
+        if (bytes_left != 0) {
+            LOG(ERROR) << "sys_prop: recv data is not properly obtained.";
+        }
+
         return bytes_left == 0;
     }