diff --git a/paddle/fluid/platform/init.cc b/paddle/fluid/platform/init.cc
index d96d1c031562d686f165a52ea3d38566cd1bf855..6605b8938a130544ef25ccd6e7f482054050a602 100644
--- a/paddle/fluid/platform/init.cc
+++ b/paddle/fluid/platform/init.cc
@@ -206,7 +206,7 @@ void InitDevices(bool init_p2p, const std::vector<int> devices) {
 void SignalHandle(const char *data, int size) {
   auto file_path = string::Sprintf("/tmp/paddle.%d.dump_info", ::getpid());
   try {
-    LOG(WARNING) << "Signal raises!\n" + std::string(data, size);
+    LOG(WARNING) << std::string(data, size);
     std::ofstream dump_info;
     dump_info.open(file_path, std::ios::app);
     dump_info << std::string(data, size);