Index: head/sys/kern/subr_gtaskqueue.c
===================================================================
--- head/sys/kern/subr_gtaskqueue.c
+++ head/sys/kern/subr_gtaskqueue.c
@@ -857,6 +857,24 @@
 	}
 }
 
+static void
+taskqgroup_config_init(void *arg)
+{
+	struct taskqgroup *qgroup = qgroup_config;
+	LIST_HEAD(, grouptask) gtask_head = LIST_HEAD_INITIALIZER(NULL);
+
+	LIST_SWAP(&gtask_head, &qgroup->tqg_queue[0].tgc_tasks,
+	    grouptask, gt_list);
+	qgroup->tqg_queue[0].tgc_cnt = 0;
+	taskqgroup_cpu_create(qgroup, 0, 0);
+
+	qgroup->tqg_cnt = 1;
+	qgroup->tqg_stride = 1;
+}
+
+SYSINIT(taskqgroup_config_init, SI_SUB_TASKQ, SI_ORDER_SECOND,
+	taskqgroup_config_init, NULL);
+
 static int
 _taskqgroup_adjust(struct taskqgroup *qgroup, int cnt, int stride)
 {
Index: head/sys/netinet/in_mcast.c
===================================================================
--- head/sys/netinet/in_mcast.c
+++ head/sys/netinet/in_mcast.c
@@ -231,8 +231,13 @@
 	taskqgroup_config_gtask_init(NULL, &free_gtask, inm_release_task, "inm release task");
 }
 
+#ifdef EARLY_AP_STARTUP
 SYSINIT(inm_init, SI_SUB_SMP + 1, SI_ORDER_FIRST,
 	inm_init, NULL);
+#else
+SYSINIT(inm_init, SI_SUB_ROOT_CONF - 1, SI_ORDER_FIRST,
+	inm_init, NULL);
+#endif
 
 
 void
Index: head/sys/netinet6/in6_mcast.c
===================================================================
--- head/sys/netinet6/in6_mcast.c
+++ head/sys/netinet6/in6_mcast.c
@@ -562,8 +562,13 @@
 	taskqgroup_config_gtask_init(NULL, &free_gtask, in6m_release_task, "in6m release task");
 }
 
+#ifdef EARLY_AP_STARTUP
 SYSINIT(in6m_init, SI_SUB_SMP + 1, SI_ORDER_FIRST,
 	in6m_init, NULL);
+#else
+SYSINIT(in6m_init, SI_SUB_ROOT_CONF - 1, SI_ORDER_SECOND,
+	in6m_init, NULL);
+#endif
 
 
 void