[ros-diffs] [tfaber] 64665: [NTOS:KE] - Implement KiRaiseSecurityCheckFailure[Handler] to handle int 0x29 (__fastfail). Based on patch by Timo Kreuzer. (Yes, this is a Windows 8 feature. However all it does is...

Author: tfaber
Date: Sat Oct 11 13:15:10 2014
New Revision: 64665

URL: http://svn.reactos.org/svn/reactos?rev=64665&view=rev
Log:
[NTOS:KE]
- Implement KiRaiseSecurityCheckFailure[Handler] to handle int 0x29 (__fastfail). Based on
patch by Timo Kreuzer.
(Yes, this is a Windows 8 feature. However all it does is improve the debugging
experience, and we have a need for that)
CORE-8419

Modified:
    trunk/reactos/include/reactos/mc/bugcodes.mc
    trunk/reactos/ntoskrnl/ke/i386/trap.s
    trunk/reactos/ntoskrnl/ke/i386/traphdlr.c

Modified: trunk/reactos/include/reactos/mc/bugcodes.mc
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/include/reactos/mc/bugcode…
==============================================================================
--- trunk/reactos/include/reactos/mc/bugcodes.mc	[iso-8859-1] (original)
+++ trunk/reactos/include/reactos/mc/bugcodes.mc	[iso-8859-1] Sat Oct 11 13:15:10 2014
@@ -1128,7 +1128,7 @@
 Run a system diagnostic utility supplied by your hardware manufacturer.
 In particular, run a memory check, and check for faulty or mismatched
 memory. Try changing video adapters.
- 
+
 Disable or remove any newly installed hardware and drivers. Disable or
 remove any newly installed software. If you need to use Safe Mode to
 remove or disable components, restart your computer, press F8 to select
@@ -1322,7 +1322,7 @@
 SymbolicName=DRIVER_CORRUPTED_EXPOOL
 Language=English
 A device driver has pool.
- 
+
 Check to make sure any new hardware or software is properly installed.
 If this is a new installation, ask your hardware or software manufacturer
 for any ReactOS updates you might need.
@@ -1478,7 +1478,7 @@
 must not contain such items.  Usually this is memory being freed.  This
 is usually caused by a device driver that has not cleaned up properly
 before freeing memory.
-  
+
 If Parameter1 == 1, an attempt was made to queue an executive worker item
 with a usermode execution routine.
 .
@@ -1570,3 +1570,11 @@
 Language=English
 An attempt was made to execute to non-executable memory.
 .
+
+MessageId=0x139
+Severity=Success
+Facility=System
+SymbolicName=KERNEL_SECURITY_CHECK_FAILURE
+Language=English
+A critical kernel security check failed.
+.

Modified: trunk/reactos/ntoskrnl/ke/i386/trap.s
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ke/i386/trap.s?re…
==============================================================================
--- trunk/reactos/ntoskrnl/ke/i386/trap.s	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ke/i386/trap.s	[iso-8859-1] Sat Oct 11 13:15:10 2014
@@ -59,9 +59,11 @@
 idt _KiTrap11,         INT_32_DPL0  /* INT 11: Align Check Exception (#AC)  */
 idt _KiTrap0F,         INT_32_DPL0  /* INT 12: Machine Check Exception (#MC)*/
 idt _KiTrap0F,         INT_32_DPL0  /* INT 13: SIMD FPU Exception (#XF)     */
-REPEAT 22
-idt _KiTrap0F,         INT_32_DPL0  /* INT 14-29: UNDEFINED INTERRUPTS      */
+REPEAT 21
+idt _KiTrap0F,         INT_32_DPL0  /* INT 14-28: UNDEFINED INTERRUPTS      */
 ENDR
+idt _KiRaiseSecurityCheckFailure, INT_32_DPL3
+                                    /* INT 29: Handler for __fastfail       */
 idt _KiGetTickCount,   INT_32_DPL3  /* INT 2A: Get Tick Count Handler       */
 idt _KiCallbackReturn, INT_32_DPL3  /* INT 2B: User-Mode Callback Return    */
 idt _KiRaiseAssertion, INT_32_DPL3  /* INT 2C: Debug Assertion Handler      */
@@ -113,6 +115,7 @@
 TRAP_ENTRY KiTrap10, KI_PUSH_FAKE_ERROR_CODE
 TRAP_ENTRY KiTrap11, KI_PUSH_FAKE_ERROR_CODE
 TRAP_ENTRY KiTrap13, KI_PUSH_FAKE_ERROR_CODE
+TRAP_ENTRY KiRaiseSecurityCheckFailure, KI_PUSH_FAKE_ERROR_CODE
 TRAP_ENTRY KiGetTickCount, KI_PUSH_FAKE_ERROR_CODE
 TRAP_ENTRY KiCallbackReturn, KI_PUSH_FAKE_ERROR_CODE
 TRAP_ENTRY KiRaiseAssertion, KI_PUSH_FAKE_ERROR_CODE

Modified: trunk/reactos/ntoskrnl/ke/i386/traphdlr.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ke/i386/traphdlr.…
==============================================================================
--- trunk/reactos/ntoskrnl/ke/i386/traphdlr.c	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ke/i386/traphdlr.c	[iso-8859-1] Sat Oct 11 13:15:10 2014
@@ -1462,6 +1462,46 @@
 
 VOID
 FASTCALL
+KiRaiseSecurityCheckFailureHandler(IN PKTRAP_FRAME TrapFrame)
+{
+    /* Save trap frame */
+    KiEnterTrap(TrapFrame);
+
+    /* Decrement EIP to point to the INT29 instruction (2 bytes, not 1 like INT3) */
+    TrapFrame->Eip -= 2;
+
+    /* Check if this is a user trap */
+    if (KiUserTrap(TrapFrame))
+    {
+        /* Dispatch exception to user mode */
+        KiDispatchException1Args(STATUS_STACK_BUFFER_OVERRUN,
+                                 TrapFrame->Eip,
+                                 TrapFrame->Ecx,
+                                 TrapFrame);
+    }
+    else
+    {
+        EXCEPTION_RECORD ExceptionRecord;
+
+        /* Bugcheck the system */
+        ExceptionRecord.ExceptionCode = STATUS_STACK_BUFFER_OVERRUN;
+        ExceptionRecord.ExceptionFlags = EXCEPTION_NONCONTINUABLE;
+        ExceptionRecord.ExceptionRecord = NULL;
+        ExceptionRecord.ExceptionAddress = (PVOID)TrapFrame->Eip;
+        ExceptionRecord.NumberParameters = 1;
+        ExceptionRecord.ExceptionInformation[0] = TrapFrame->Ecx;
+
+        KeBugCheckWithTf(KERNEL_SECURITY_CHECK_FAILURE,
+                         TrapFrame->Ecx,
+                         (ULONG_PTR)TrapFrame,
+                         (ULONG_PTR)&ExceptionRecord,
+                         0,
+                         TrapFrame);
+    }
+}
+
+VOID
+FASTCALL
 KiGetTickCountHandler(IN PKTRAP_FRAME TrapFrame)
 {
     UNIMPLEMENTED_DBGBREAK();