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- Bugcheck on a page fault, if the reason was code executing in a non executable area (only available on a AMD64).

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svn path=/trunk/; revision=11204
This commit is contained in:
Hartmut Birr 2004-10-05 19:11:17 +00:00
parent fa64b48be5
commit fc5e4daca1
2 changed files with 14 additions and 0 deletions
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6
reactos/ntoskrnl/ke/i386/exp.c
View file

@ -65,6 +65,8 @@ extern VOID KiTrapUnknown(VOID);
extern ULONG init_stack; extern ULONG init_stack;
extern ULONG init_stack_top; extern ULONG init_stack_top;
extern BOOLEAN Ke386NoExecute;
static char *ExceptionTypeStrings[] = static char *ExceptionTypeStrings[] =
{ {
"Divide Error", "Divide Error",
@ -572,6 +574,10 @@ KiTrapHandler(PKTRAP_FRAME Tf, ULONG ExceptionNr)
*/ */
if (ExceptionNr == 14) if (ExceptionNr == 14)
{ {
if (Ke386NoExecute && Tf->ErrorCode & 0x10 && cr2_ >= KERNEL_BASE)
{
KEBUGCHECKWITHTF(ATTEMPTED_EXECUTE_OF_NOEXECUTE_MEMORY, 0, 0, 0, 0, Tf);
}
if (Tf->Eflags & FLAG_IF) if (Tf->Eflags & FLAG_IF)
{ {
Ke386EnableInterrupts(); Ke386EnableInterrupts();

8
reactos/ntoskrnl/ntoskrnl.mc
View file

@ -1029,4 +1029,12 @@ Language=English
certain\n conditions. There is absolutely no warranty for ReactOS.\n certain\n conditions. There is absolutely no warranty for ReactOS.\n
. .
MessageId=0xFC
Severity=Success
Facility=System
SymbolicName=ATTEMPTED_EXECUTE_OF_NOEXECUTE_MEMORY
Language=English
ATTEMPTED_EXECUTE_OF_NOEXECUTE_MEMORY
.
; EOF ; EOF