diff --git a/module/zfs/space_map.c b/module/zfs/space_map.c
index 4352e5bb3f..1cdacc81da 100644
--- a/module/zfs/space_map.c
+++ b/module/zfs/space_map.c
@@ -63,8 +63,6 @@ space_map_create(space_map_t *sm, uint64_t start, uint64_t size, uint8_t shift,
 	avl_create(&sm->sm_root, space_map_seg_compare,
 	    sizeof (space_seg_t), offsetof(struct space_seg, ss_node));
 
-	cv_init(&sm->sm_load_cv, NULL, CV_DEFAULT, NULL);
-
 	sm->sm_start = start;
 	sm->sm_size = size;
 	sm->sm_shift = shift;
@@ -76,7 +74,6 @@ space_map_destroy(space_map_t *sm)
 {
 	ASSERT(!sm->sm_loaded && !sm->sm_loading);
 	VERIFY3U(sm->sm_space, ==, 0);
-	cv_destroy(&sm->sm_load_cv);
 	avl_destroy(&sm->sm_root);
 	cv_destroy(&sm->sm_load_cv);
 }
diff --git a/module/zfs/txg.c b/module/zfs/txg.c
index fb16fa91b8..bf972621a8 100644
--- a/module/zfs/txg.c
+++ b/module/zfs/txg.c
@@ -67,7 +67,6 @@ txg_init(dsl_pool_t *dp, uint64_t txg)
 	cv_init(&tx->tx_sync_done_cv, NULL, CV_DEFAULT, NULL);
 	cv_init(&tx->tx_quiesce_more_cv, NULL, CV_DEFAULT, NULL);
 	cv_init(&tx->tx_quiesce_done_cv, NULL, CV_DEFAULT, NULL);
-	cv_init(&tx->tx_timeout_cv, NULL, CV_DEFAULT, NULL);
 	cv_init(&tx->tx_exit_cv, NULL, CV_DEFAULT, NULL);
 
 	tx->tx_open_txg = txg;
@@ -84,13 +83,6 @@ txg_fini(dsl_pool_t *dp)
 
 	ASSERT(tx->tx_threads == 0);
 
-	cv_destroy(&tx->tx_sync_more_cv);
-	cv_destroy(&tx->tx_sync_done_cv);
-	cv_destroy(&tx->tx_quiesce_more_cv);
-	cv_destroy(&tx->tx_quiesce_done_cv);
-	cv_destroy(&tx->tx_timeout_cv);
-	cv_destroy(&tx->tx_exit_cv);
-
 	rw_destroy(&tx->tx_suspend);
 	mutex_destroy(&tx->tx_sync_lock);