diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c
index 1b9e32f6442f..9f3fcbfc4cd7 100644
--- a/kernel/trace/trace_events_synth.c
+++ b/kernel/trace/trace_events_synth.c
@@ -382,7 +382,6 @@ static enum print_line_t print_synth_event(struct trace_iterator *iter,
 				n_u64++;
 			} else {
 				trace_seq_printf(s, print_fmt, se->fields[i]->name,
-						 STR_VAR_LEN_MAX,
 						 (char *)&entry->fields[n_u64].as_u64,
 						 i == se->n_fields - 1 ? "" : " ");
 				n_u64 += STR_VAR_LEN_MAX / sizeof(u64);