diff --git a/mm/vmstat.c b/mm/vmstat.c
index dab53430f63c2958aacc66e60c14d9840611245a..6038ce593ce3e1ca4cce34a02bc0bbd4c1d3a296 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1665,6 +1665,8 @@ static void *vmstat_start(struct seq_file *m, loff_t *pos)
 	stat_items_size += sizeof(struct vm_event_state);
 #endif
 
+	BUILD_BUG_ON(stat_items_size !=
+		     ARRAY_SIZE(vmstat_text) * sizeof(unsigned long));
 	v = kmalloc(stat_items_size, GFP_KERNEL);
 	m->private = v;
 	if (!v)