diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index ea20274a105a..d66aed6e9c75 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -877,6 +877,8 @@ static int probes_seq_show(struct seq_file *m, void *v)
 	int i;
 
 	seq_putc(m, trace_kprobe_is_return(tk) ? 'r' : 'p');
+	if (trace_kprobe_is_return(tk) && tk->rp.maxactive)
+		seq_printf(m, "%d", tk->rp.maxactive);
 	seq_printf(m, ":%s/%s", tk->tp.call.class->system,
 			trace_event_name(&tk->tp.call));