diff --git a/scripts/sorttable.h b/scripts/sorttable.h
index a2baa2fefb13..9013b6984d68 100644
--- a/scripts/sorttable.h
+++ b/scripts/sorttable.h
@@ -103,7 +103,7 @@ static inline unsigned long orc_ip(const int *ip)
 
 static int orc_sort_cmp(const void *_a, const void *_b)
 {
-	struct orc_entry *orc_a;
+	struct orc_entry *orc_a, *orc_b;
 	const int *a = g_orc_ip_table + *(int *)_a;
 	const int *b = g_orc_ip_table + *(int *)_b;
 	unsigned long a_val = orc_ip(a);
@@ -121,6 +121,10 @@ static int orc_sort_cmp(const void *_a, const void *_b)
 	 * whitelisted .o files which didn't get objtool generation.
 	 */
 	orc_a = g_orc_table + (a - g_orc_ip_table);
+	orc_b = g_orc_table + (b - g_orc_ip_table);
+	if (orc_a->sp_reg == ORC_REG_UNDEFINED && !orc_a->end &&
+	    orc_b->sp_reg == ORC_REG_UNDEFINED && !orc_b->end)
+		return 0;
 	return orc_a->sp_reg == ORC_REG_UNDEFINED && !orc_a->end ? -1 : 1;
 }