From eeebcc5a449c0fce4ce7b96172a90b840ba08223 Mon Sep 17 00:00:00 2001
From: mothran <w.parker.thompson@gmail.com>
Date: Mon, 28 Sep 2015 21:41:38 -0700
Subject: [PATCH 1/2] added bad_ram regress

---
 tests/regress/bad_ram.py | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 tests/regress/bad_ram.py

diff --git a/tests/regress/bad_ram.py b/tests/regress/bad_ram.py
new file mode 100644
index 00000000..0fc7d0bb
--- /dev/null
+++ b/tests/regress/bad_ram.py
@@ -0,0 +1,30 @@
+#!/usr/bin/python
+
+from unicorn import *
+from unicorn.x86_const import *
+
+import regress
+
+
+class Hang(regress.RegressTest):
+
+    def runTest(self):
+        CODE_ADDR = 0x400000
+        RSP_ADDR =  0x200000
+        binary1 = "\xCA\x24\x5D" # retf 0x5d24
+        mu = Uc(UC_ARCH_X86, UC_MODE_64)
+
+        mu.mem_map(CODE_ADDR, 0x5000)
+        mu.mem_map(RSP_ADDR, 0x5000)
+
+        # write machine code to be emulated to memory
+        mu.mem_write(CODE_ADDR, binary1)
+
+        mu.reg_write(UC_X86_REG_RSP, RSP_ADDR)
+
+        # emu for maximum 1 sec.
+        mu.emu_start(CODE_ADDR, 0x400000 + 0x5000, 0)
+
+
+if __name__ == '__main__':
+    regress.main()

From 0e258b9587db90f59618a4eff79e9ba286591281 Mon Sep 17 00:00:00 2001
From: mothran <w.parker.thompson@gmail.com>
Date: Mon, 28 Sep 2015 22:50:27 -0700
Subject: [PATCH 2/2] updated a few small errors in the script

---
 tests/regress/bad_ram.py | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/tests/regress/bad_ram.py b/tests/regress/bad_ram.py
index 0fc7d0bb..7693ccb9 100644
--- a/tests/regress/bad_ram.py
+++ b/tests/regress/bad_ram.py
@@ -9,21 +9,18 @@ import regress
 class Hang(regress.RegressTest):
 
     def runTest(self):
+        PAGE_SIZE = 0x5000
         CODE_ADDR = 0x400000
         RSP_ADDR =  0x200000
         binary1 = "\xCA\x24\x5D" # retf 0x5d24
         mu = Uc(UC_ARCH_X86, UC_MODE_64)
 
-        mu.mem_map(CODE_ADDR, 0x5000)
-        mu.mem_map(RSP_ADDR, 0x5000)
+        mu.mem_map(CODE_ADDR, PAGE_SIZE)
+        mu.mem_map(RSP_ADDR, PAGE_SIZE)
 
-        # write machine code to be emulated to memory
         mu.mem_write(CODE_ADDR, binary1)
-
         mu.reg_write(UC_X86_REG_RSP, RSP_ADDR)
-
-        # emu for maximum 1 sec.
-        mu.emu_start(CODE_ADDR, 0x400000 + 0x5000, 0)
+        mu.emu_start(CODE_ADDR, CODE_ADDR + PAGE_SIZE, 0)
 
 
 if __name__ == '__main__':