diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h
index 155b5cb43cfd..2d8790e40901 100644
--- a/include/trace/events/rcu.h
+++ b/include/trace/events/rcu.h
@@ -713,7 +713,7 @@ TRACE_EVENT_RCU(rcu_torture_read,
 	TP_ARGS(rcutorturename, rhp, secs, c_old, c),
 
 	TP_STRUCT__entry(
-		__field(char, rcutorturename[RCUTORTURENAME_LEN])
+		__array(char, rcutorturename, RCUTORTURENAME_LEN)
 		__field(struct rcu_head *, rhp)
 		__field(unsigned long, secs)
 		__field(unsigned long, c_old)