update condition to infer connection info to find local_addr if accept/connect not traced

Signed-off-by: Benjamin Kilimnik <bkilimnik@pixielabs.ai>

Author: benkilimnik

src/stirling/source_connectors/socket_tracer/conn_tracker.cc

@@ -795,9 +795,11 @@ void ConnTracker::IterationPreTick(
     return;
   }
 
-  // If remote_addr is missing, it means the connect/accept was not traced.
-  // Attempt to infer the connection information, to populate remote_addr.
-  if (open_info_.remote_addr.family == SockAddrFamily::kUnspecified && socket_info_mgr != nullptr) {
+  // If remote_addr or local_addr is missing, it means the connect/accept was not traced.
+  // Attempt to infer the connection information, to populate remote_addr and local_addr.
+  if ((open_info_.remote_addr.family == SockAddrFamily::kUnspecified ||
+       open_info_.local_addr.family == SockAddrFamily::kUnspecified) &&
+      socket_info_mgr != nullptr) {
     InferConnInfo(proc_parser, socket_info_mgr);
 
     // TODO(oazizi): If connection resolves to SockAddr type "Other",