+memory check module

fix double free @routing

lib/u_async.c

@@ -1112,7 +1112,9 @@ struct UASYNC* uasync_create(void) {
     ua->wakeup_initialized = 0;
     ua->posted_tasks_head = NULL;
 
+    DEBUG_INFO(DEBUG_CATEGORY_ETCP, "Creating SA...");
     ua->sockets = socket_array_create(16);
+    DEBUG_INFO(DEBUG_CATEGORY_ETCP, "Creating SA1...");
     if (!ua->sockets) {
         if (ua->wakeup_initialized) {
 #ifdef _WIN32
@@ -1146,6 +1148,7 @@ struct UASYNC* uasync_create(void) {
     // Set callback to u_free timeout nodes and update counters
     timeout_heap_set_free_callback(ua->timeout_heap, ua, timeout_node_free_callback);
 
+    DEBUG_INFO(DEBUG_CATEGORY_ETCP, "Creating TH1...");
     // Initialize epoll on Linux
     ua->epoll_fd = -1;
     ua->use_epoll = 0;
@@ -1168,6 +1171,8 @@ struct UASYNC* uasync_create(void) {
     }
 #endif
 
+    DEBUG_INFO(DEBUG_CATEGORY_ETCP, "Creating TH2...");
+
 #ifdef _WIN32
     // Windows: self-connected UDP socket for wakeup
     SOCKET r = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
@@ -1223,6 +1228,7 @@ struct UASYNC* uasync_create(void) {
     pthread_mutex_init(&ua->posted_lock, NULL);
 
 #endif
+    DEBUG_INFO(DEBUG_CATEGORY_ETCP, "Creating TH3...");
 
     return ua;
 }