diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c
index a7eab7be4db059..5412efe328f80d 100644
--- a/arch/s390/kernel/dis.c
+++ b/arch/s390/kernel/dis.c
@@ -563,7 +563,7 @@ void show_code(struct pt_regs *regs)
 
 void print_fn_code(unsigned char *code, unsigned long len)
 {
-	char buffer[64], *ptr;
+	char buffer[128], *ptr;
 	int opsize, i;
 
 	while (len) {