diff --git a/fuzz.s b/fuzz.s
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..ee181860ac17f9f005a80f8978313a6bc674b52f 100644
--- a/fuzz.s
+++ b/fuzz.s
@@ -0,0 +1,13 @@
+MOV R0 65535
+MOV R1 1 
+LDR R0 R1 1
+MOV R0 65535
+MOV R1 1 
+STR R0 R1 1
+MOV R0 65535
+MOV R1 1 
+STR R0 R1 1
+MOV R0 65535
+MOV R1 1 
+STR R0 R1 1
+RET R21
diff --git a/fuzzer/Fuzzer.java b/fuzzer/Fuzzer.java
index 39826d1ee223a00deca24ec5d77630a023046978..e4c5edafa695283cc5f79e221406a1eef8007649 100644
--- a/fuzzer/Fuzzer.java
+++ b/fuzzer/Fuzzer.java
@@ -27,7 +27,8 @@ public class Fuzzer {
             pw.println(generateMemoryOverflow(rg));
             pw.println(generateMemoryOverflow(rg));
             pw.println(generateMemoryOverflow(rg));
-            pw.println(generateValidReturn(rg));
+            pw.println(generateMemoryOverflow(rg));
+