diff --git a/mm/kmsan/kmsan_test.c b/mm/kmsan/kmsan_test.c
index eb44ef3c5f290753f5674e0d25948745801a4b62..088e21a48dc4b40dc979241bc30438c93f873d93 100644
--- a/mm/kmsan/kmsan_test.c
+++ b/mm/kmsan/kmsan_test.c
@@ -22,6 +22,7 @@
 #include <linux/spinlock.h>
 #include <linux/string.h>
 #include <linux/tracepoint.h>
+#include <linux/vmalloc.h>
 #include <trace/events/printk.h>
 
 static DEFINE_PER_CPU(int, per_cpu_var);