a.patch

diff --git a/runtime/stp_utrace.c b/runtime/stp_utrace.c
index 33f03b96f..1c79698dc 100644
--- a/runtime/stp_utrace.c
+++ b/runtime/stp_utrace.c
@@ -105,7 +105,9 @@ struct utrace {
        struct task_work report_work;
 };

-#define TASK_UTRACE_HASH_BITS 5
+#ifndef TASK_UTRACE_HASH_BITS
+#define TASK_UTRACE_HASH_BITS 8
+#endif
 #define TASK_UTRACE_TABLE_SIZE (1 << TASK_UTRACE_HASH_BITS)

 static struct hlist_head task_utrace_table[TASK_UTRACE_TABLE_SIZE];