diff --git a/CMakeLists.txt b/CMakeLists.txt
index 96a4313..9acd853 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -37,6 +37,7 @@
 
 add_subdirectory(springbok)
 add_subdirectory(hello_vec)
+add_subdirectory(faults)
 
 add_subdirectory(vector_tests)
 add_subdirectory(vector_load_store_tests)
diff --git a/faults/CMakeLists.txt b/faults/CMakeLists.txt
new file mode 100644
index 0000000..37301f2
--- /dev/null
+++ b/faults/CMakeLists.txt
@@ -0,0 +1,30 @@
+if(${BUILD_SIMPLIFIED_CORE})
+  return()
+endif()
+
+vec_cc_binary(
+    NAME
+      illegal_instruction
+    SRCS
+      illegal_instruction.c
+  LINKOPTS
+    -Xlinker --defsym=__itcm_length__=128K
+)
+
+vec_cc_binary(
+    NAME
+      write_past_data_window
+    SRCS
+      write_past_data_window.c
+  LINKOPTS
+    -Xlinker --defsym=__itcm_length__=128K
+)
+
+vec_cc_binary(
+    NAME
+      execute_past_inst_window
+    SRCS
+      execute_past_inst_window.c
+  LINKOPTS
+    -Xlinker --defsym=__itcm_length__=128K
+)
diff --git a/faults/execute_past_inst_window.c b/faults/execute_past_inst_window.c
new file mode 100644
index 0000000..beadb60
--- /dev/null
+++ b/faults/execute_past_inst_window.c
@@ -0,0 +1,8 @@
+#include "layout.h"
+
+int main() {
+  // The end of the virtual window will be outside our allocated window.
+  int* i = (int*)(IMMU_RANGE_START + IMMU_WINDOW_SIZE - sizeof(int));
+  ((void (*)())i)();
+  return 0;
+}
diff --git a/faults/illegal_instruction.c b/faults/illegal_instruction.c
new file mode 100644
index 0000000..dd46448
--- /dev/null
+++ b/faults/illegal_instruction.c
@@ -0,0 +1,6 @@
+int main() {
+  // It is an illegal setting in elen=32.
+  __asm__ volatile("vsetivli t0, 8, e8, mf8, ta, mu");
+  __asm__ volatile("vmv.v.i v0, 0");
+  return 0;
+}
diff --git a/faults/layout.h b/faults/layout.h
new file mode 100644
index 0000000..d8c6a80
--- /dev/null
+++ b/faults/layout.h
@@ -0,0 +1,11 @@
+#ifndef LAYOUT_H_
+#define LAYOUT_H_
+
+#define IMMU_NUM_WINDOWS 2
+#define IMMU_WINDOW_SIZE 0x100000
+#define IMMU_RANGE_START 0x32000000
+#define DMMU_NUM_WINDOWS 4
+#define DMMU_WINDOW_SIZE 0x400000
+#define DMMU_RANGE_START 0x34000000
+
+#endif
diff --git a/faults/write_past_data_window.c b/faults/write_past_data_window.c
new file mode 100644
index 0000000..b143126
--- /dev/null
+++ b/faults/write_past_data_window.c
@@ -0,0 +1,10 @@
+#include "layout.h"
+
+// TODO(jesionowski): This program won't work until we change the way the DMEM
+// is allocated: currently the remaning memory after data is consumed by .heap.
+
+int main() {
+  int* i = (int*)(DMMU_RANGE_START + 0x4000 - sizeof(int));
+  *i = 0;
+  return 0;
+}