diff --git a/service/ptos/head/ke/bugcheck.h b/service/ptos/head/ke/bugcheck.h
index 3b4fe59..8f781eb 100644
--- a/service/ptos/head/ke/bugcheck.h
+++ b/service/ptos/head/ke/bugcheck.h
@@ -14,15 +14,16 @@
 /*
  * A list of reasons to why a bug check can happen
  *
- * @BUGCHECK_MISC:          Misc reason
- * @BUGCHECK_OOM:           Out of memory during critical operation
- * @BUGCHECK_IO_ERROR:      Fatal I/O error
- * @BUGCHECK_UNBOUND_RESRC: Fatal unbound resource
- * @BUGCHECK_EXCEPTION:     Fatal exception
- * @BUGCHECK_IRQL_NOT_GTE:  IRQL not greater than or equal
- * @BUGCHECK_IRQL_NOT_LTE:  IRQL not less than or equal
- * @BUGCHECK_BAD_FREE:      Bad free operation
- * @BUGCHECK_BAD_CHECKSUM:  Bad checksum
+ * @BUGCHECK_MISC:              Misc reason
+ * @BUGCHECK_OOM:               Out of memory during critical operation
+ * @BUGCHECK_IO_ERROR:          Fatal I/O error
+ * @BUGCHECK_UNBOUND_RESRC:     Fatal unbound resource
+ * @BUGCHECK_EXCEPTION:         Fatal exception
+ * @BUGCHECK_IRQL_NOT_GTE:      IRQL not greater than or equal
+ * @BUGCHECK_IRQL_NOT_LTE:      IRQL not less than or equal
+ * @BUGCHECK_BAD_FREE:          Bad free operation
+ * @BUGCHECK_BAD_CHECKSUM:      Bad checksum
+ * @BUGCHECK_MISSING_HARDWARE:  Missing hardware
  */
 typedef enum {
     BUGCHECK_MISC,
@@ -33,7 +34,8 @@ typedef enum {
     BUGCHECK_IRQL_NOT_GTE,
     BUGCHECK_IRQL_NOT_LTE,
     BUGCHECK_BAD_FREE,
-    BUGCHECK_BAD_CHECKSUM
+    BUGCHECK_BAD_CHECKSUM,
+    BUGCHECK_MISSING_HARDWARE
 } BUGCHECK_REASON;
 
 /*
diff --git a/service/ptos/ke/bugcheck.c b/service/ptos/ke/bugcheck.c
index 3ea1e36..f8d4b4d 100644
--- a/service/ptos/ke/bugcheck.c
+++ b/service/ptos/ke/bugcheck.c
@@ -40,7 +40,8 @@ static CHAR *ReasonTable[] = {
     [BUGCHECK_IRQL_NOT_GTE] = "irql not greater than or equal",
     [BUGCHECK_IRQL_NOT_LTE] = "irql not less than or equal",
     [BUGCHECK_BAD_FREE] = "bad free",
-    [BUGCHECK_BAD_CHECKSUM] = "bad checksum"
+    [BUGCHECK_BAD_CHECKSUM] = "bad checksum",
+    [BUGCHECK_MISSING_HARDWARE] = "missing hardware"
 };
 
 VOID