diff --git a/gio/gactiongroupexporter.c b/gio/gactiongroupexporter.c
index 2e045edb3..451c81caf 100644
--- a/gio/gactiongroupexporter.c
+++ b/gio/gactiongroupexporter.c
@@ -238,6 +238,7 @@ g_action_group_exporter_set_events (GActionGroupExporter *exporter,
       source = g_idle_source_new ();
       exporter->pending_source = source;
       g_source_set_callback (source, g_action_group_exporter_dispatch_events, exporter, NULL);
+      g_source_set_name (source, "[gio] g_action_group_exporter_dispatch_events");
       g_source_attach (source, exporter->context);
       g_source_unref (source);
     }
diff --git a/gio/gappinfo.c b/gio/gappinfo.c
index 474f34210..f1c4f8892 100644
--- a/gio/gappinfo.c
+++ b/gio/gappinfo.c
@@ -1238,6 +1238,7 @@ g_app_info_monitor_fire (void)
 
           idle = g_idle_source_new ();
           g_source_set_callback (idle, g_app_info_monitor_emit, context, NULL);
+          g_source_set_name (idle, "[gio] g_app_info_monitor_emit");
           g_source_attach (idle, context);
           g_source_unref (idle);
         }
diff --git a/gio/gdbus-2.0/codegen/codegen.py b/gio/gdbus-2.0/codegen/codegen.py
index 43a683706..3858bcf03 100644
--- a/gio/gdbus-2.0/codegen/codegen.py
+++ b/gio/gdbus-2.0/codegen/codegen.py
@@ -2520,13 +2520,14 @@ class CodeGenerator:
                          '      skeleton->priv->changed_properties_idle_source = g_idle_source_new ();\n'
                          '      g_source_set_priority (skeleton->priv->changed_properties_idle_source, G_PRIORITY_DEFAULT);\n'
                          '      g_source_set_callback (skeleton->priv->changed_properties_idle_source, _%s_emit_changed, g_object_ref (skeleton), (GDestroyNotify) g_object_unref);\n'
+                         '      g_source_set_name (skeleton->priv->changed_properties_idle_source, "[generated] _%s_emit_changed");\n'
                          '      g_source_attach (skeleton->priv->changed_properties_idle_source, skeleton->priv->context);\n'
                          '      g_source_unref (skeleton->priv->changed_properties_idle_source);\n'
                          '    }\n'
                          '  g_mutex_unlock (&skeleton->priv->lock);\n'
                          '}\n'
                          '\n'
-                         %(i.name_lower, i.camel_name, i.ns_upper, i.name_upper, i.name_lower))
+                         %(i.name_lower, i.camel_name, i.ns_upper, i.name_upper, i.name_lower, i.name_lower))
 
             self.c.write('static void\n'
                          '%s_skeleton_set_property (GObject      *object,\n'
diff --git a/gio/gdbusconnection.c b/gio/gdbusconnection.c
index fc9acbef6..5969a01a7 100644
--- a/gio/gdbusconnection.c
+++ b/gio/gdbusconnection.c
@@ -281,6 +281,7 @@ call_destroy_notify (GMainContext  *context,
                          call_destroy_notify_data_in_idle,
                          data,
                          (GDestroyNotify) call_destroy_notify_data_free);
+  g_source_set_name (idle_source, "[gio] call_destroy_notify_data_in_idle");
   g_source_attach (idle_source, data->context);
   g_source_unref (idle_source);
 
@@ -1415,6 +1416,7 @@ schedule_closed_unlocked (GDBusConnection *connection,
                          emit_closed_in_idle,
                          data,
                          (GDestroyNotify) emit_closed_data_free);
+  g_source_set_name (idle_source, "[gio] emit_closed_in_idle");
   g_source_attach (idle_source, connection->main_context_at_construction);
   g_source_unref (idle_source);
 }
@@ -1917,6 +1919,7 @@ send_message_with_reply_cancelled_cb (GCancellable *cancellable,
                          send_message_with_reply_cancelled_idle_cb,
                          send_message_data_ref (data),
                          (GDestroyNotify) send_message_data_unref);
+  g_source_set_name (idle_source, "[gio] send_message_with_reply_cancelled_idle_cb");
   g_source_attach (idle_source, data->main_context);
   g_source_unref (idle_source);
 }
@@ -3902,6 +3905,7 @@ schedule_callbacks (GDBusConnection *connection,
                                  emit_signal_instance_in_idle_cb,
                                  signal_instance,
                                  (GDestroyNotify) signal_instance_free);
+          g_source_set_name (idle_source, "[gio] emit_signal_instance_in_idle_cb");
           g_source_attach (idle_source, subscriber->context);
           g_source_unref (idle_source);
         }
@@ -4392,6 +4396,10 @@ validate_and_maybe_schedule_property_getset (GDBusConnection            *connect
                          is_get ? invoke_get_property_in_idle_cb : invoke_set_property_in_idle_cb,
                          property_data,
                          (GDestroyNotify) property_data_free);
+  if (is_get)
+    g_source_set_name (idle_source, "[gio] invoke_get_property_in_idle_cb");
+  else
+    g_source_set_name (idle_source, "[gio] invoke_set_property_in_idle_cb");
   g_source_attach (idle_source, main_context);
   g_source_unref (idle_source);
 
@@ -4609,6 +4617,7 @@ validate_and_maybe_schedule_property_get_all (GDBusConnection            *connec
                          invoke_get_all_properties_in_idle_cb,
                          property_get_all_data,
                          (GDestroyNotify) property_get_all_data_free);
+  g_source_set_name (idle_source, "[gio] invoke_get_all_properties_in_idle_cb");
   g_source_attach (idle_source, main_context);
   g_source_unref (idle_source);
 
@@ -4925,6 +4934,7 @@ schedule_method_call (GDBusConnection            *connection,
                          call_in_idle_cb,
                          invocation,
                          g_object_unref);
+  g_source_set_name (idle_source, "[gio] call_in_idle_cb");
   g_source_attach (idle_source, main_context);
   g_source_unref (idle_source);
 }
@@ -6500,6 +6510,7 @@ subtree_message_func (GDBusConnection *connection,
                          process_subtree_vtable_message_in_idle_cb,
                          data,
                          (GDestroyNotify) subtree_deferred_data_free);
+  g_source_set_name (idle_source, "[gio] process_subtree_vtable_message_in_idle_cb");
   g_source_attach (idle_source, es->context);
   g_source_unref (idle_source);
 
diff --git a/gio/gdbusnameowning.c b/gio/gdbusnameowning.c
index cf7a4fe35..cb7cb09a1 100644
--- a/gio/gdbusnameowning.c
+++ b/gio/gdbusnameowning.c
@@ -197,6 +197,7 @@ schedule_call_in_idle (Client *client, CallType  call_type)
                          call_in_idle_cb,
                          data,
                          (GDestroyNotify) call_handler_data_free);
+  g_source_set_name (idle_source, "[gio] call_in_idle_cb");
   g_source_attach (idle_source, client->main_context);
   g_source_unref (idle_source);
 }
diff --git a/gio/gdbusnamewatching.c b/gio/gdbusnamewatching.c
index 79b4f8e3c..adf53c381 100644
--- a/gio/gdbusnamewatching.c
+++ b/gio/gdbusnamewatching.c
@@ -198,6 +198,7 @@ schedule_call_in_idle (Client *client, CallType call_type)
                          call_in_idle_cb,
                          data,
                          (GDestroyNotify) call_handler_data_free);
+  g_source_set_name (idle_source, "[gio] call_in_idle_cb");
   g_source_attach (idle_source, client->main_context);
   g_source_unref (idle_source);
 }
diff --git a/gio/gdbusprivate.c b/gio/gdbusprivate.c
index 762e676c5..86a9d9409 100644
--- a/gio/gdbusprivate.c
+++ b/gio/gdbusprivate.c
@@ -554,6 +554,7 @@ _g_dbus_worker_unfreeze (GDBusWorker *worker)
                          unfreeze_in_idle_cb,
                          _g_dbus_worker_ref (worker),
                          (GDestroyNotify) _g_dbus_worker_unref);
+  g_source_set_name (idle_source, "[gio] unfreeze_in_idle_cb");
   g_source_attach (idle_source, worker->shared_thread_data->context);
   g_source_unref (idle_source);
 }
@@ -1596,6 +1597,7 @@ schedule_writing_unlocked (GDBusWorker        *worker,
                              continue_writing_in_idle_cb,
                              _g_dbus_worker_ref (worker),
                              (GDestroyNotify) _g_dbus_worker_unref);
+      g_source_set_name (idle_source, "[gio] continue_writing_in_idle_cb");
       g_source_attach (idle_source, worker->shared_thread_data->context);
       g_source_unref (idle_source);
     }
@@ -1681,6 +1683,7 @@ _g_dbus_worker_new (GIOStream                              *stream,
                          _g_dbus_worker_do_initial_read,
                          _g_dbus_worker_ref (worker),
                          (GDestroyNotify) _g_dbus_worker_unref);
+  g_source_set_name (idle_source, "[gio] _g_dbus_worker_do_initial_read");
   g_source_attach (idle_source, worker->shared_thread_data->context);
   g_source_unref (idle_source);
 
diff --git a/gio/gdbusserver.c b/gio/gdbusserver.c
index 7991061ce..cf821304c 100644
--- a/gio/gdbusserver.c
+++ b/gio/gdbusserver.c
@@ -1012,6 +1012,7 @@ on_run (GSocketService    *service,
                              emit_new_connection_in_idle,
                              data,
                              (GDestroyNotify) emit_idle_data_free);
+      g_source_set_name (idle_source, "[gio] emit_new_connection_in_idle");
       g_source_attach (idle_source, server->main_context_at_construction);
       g_source_unref (idle_source);
     }
diff --git a/gio/gfilemonitor.c b/gio/gfilemonitor.c
index 136006f89..c81f6fcb5 100644
--- a/gio/gfilemonitor.c
+++ b/gio/gfilemonitor.c
@@ -443,6 +443,7 @@ emit_in_idle (GFileMonitor      *monitor,
        * pending idles.
        */
       g_source_set_callback (source, emit_cb, monitor, NULL);
+      g_source_set_name (source, "[gio] emit_cb");
       g_source_attach (source, monitor->priv->context);
     }
   /* We reverse this in the processor */
diff --git a/gio/gioscheduler.c b/gio/gioscheduler.c
index 49027cb7f..4c826c67e 100644
--- a/gio/gioscheduler.c
+++ b/gio/gioscheduler.c
@@ -258,6 +258,7 @@ g_io_scheduler_job_send_to_mainloop (GIOSchedulerJob *job,
   g_source_set_priority (source, G_PRIORITY_DEFAULT);
   g_source_set_callback (source, mainloop_proxy_func, proxy,
 			 NULL);
+  g_source_set_name (source, "[gio] mainloop_proxy_func");
 
   g_source_attach (source, job->context);
   g_source_unref (source);
@@ -314,6 +315,7 @@ g_io_scheduler_job_send_to_mainloop_async (GIOSchedulerJob *job,
   g_source_set_priority (source, G_PRIORITY_DEFAULT);
   g_source_set_callback (source, mainloop_proxy_func, proxy,
 			 (GDestroyNotify)mainloop_proxy_free);
+  g_source_set_name (source, "[gio] mainloop_proxy_func");
 
   g_source_attach (source, job->context);
   g_source_unref (source);
diff --git a/gio/gnetworkmonitorbase.c b/gio/gnetworkmonitorbase.c
index c14e264df..ead9e6436 100644
--- a/gio/gnetworkmonitorbase.c
+++ b/gio/gnetworkmonitorbase.c
@@ -379,6 +379,7 @@ queue_network_changed (GNetworkMonitorBase *monitor)
        */
       g_source_set_priority (source, G_PRIORITY_HIGH_IDLE);
       g_source_set_callback (source, emit_network_changed, monitor, NULL);
+      g_source_set_name (source, "[gio] emit_network_changed");
       g_source_attach (source, monitor->priv->context);
       monitor->priv->network_changed_source = source;
     }
diff --git a/gio/gsimpleasyncresult.c b/gio/gsimpleasyncresult.c
index ee30da2d2..5d43ad416 100644
--- a/gio/gsimpleasyncresult.c
+++ b/gio/gsimpleasyncresult.c
@@ -801,6 +801,7 @@ g_simple_async_result_complete_in_idle (GSimpleAsyncResult *simple)
   source = g_idle_source_new ();
   g_source_set_priority (source, G_PRIORITY_DEFAULT);
   g_source_set_callback (source, complete_in_idle_cb, simple, g_object_unref);
+  g_source_set_name (source, "[gio] complete_in_idle_cb");
 
   g_source_attach (source, simple->context);
   g_source_unref (source);
@@ -861,6 +862,7 @@ run_in_thread (GIOSchedulerJob *job,
   source = g_idle_source_new ();
   g_source_set_priority (source, G_PRIORITY_DEFAULT);
   g_source_set_callback (source, complete_in_idle_cb_for_thread, data, NULL);
+  g_source_set_name (source, "[gio] complete_in_idle_cb_for_thread");
 
   g_source_attach (source, simple->context);
   g_source_unref (source);
diff --git a/gio/gtask.c b/gio/gtask.c
index f57080b4c..30d36aeb6 100644
--- a/gio/gtask.c
+++ b/gio/gtask.c
@@ -1135,6 +1135,7 @@ g_task_return (GTask           *task,
   /* Otherwise, complete in the next iteration */
   source = g_idle_source_new ();
   g_task_attach_source (task, source, complete_in_idle_cb);
+  g_source_set_name (source, "[gio] complete_in_idle_cb");
   g_source_unref (source);
 }