diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index b1fc19eb..25a75da 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5405,6 +5405,9 @@
 #endif
 	init_waitqueue_head(&pgdat->kswapd_wait);
 	init_waitqueue_head(&pgdat->pfmemalloc_wait);
+#ifdef CONFIG_COMPACTION
+	init_waitqueue_head(&pgdat->kcompactd_wait);
+#endif
 	pgdat_page_ext_init(pgdat);
 
 	for (j = 0; j < MAX_NR_ZONES; j++) {