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[NTOS:KE/x64] Fix KeContextToTrapFrame

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This commit is contained in:
Timo Kreuzer
2026-08-01 11:05:47 +00:00
parent 8315b8c310
commit 39ea28d4c6
1 changed files with 3 additions and 3 deletions
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ntoskrnl/ke/amd64/context.c
+3 -3
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@@ -88,7 +88,7 @@ KeContextToTrapFrame(IN PCONTEXT Context,
TrapFrame->Rsp = Context->Rsp;
TrapFrame->EFlags = Context->EFlags;
if ((Context->SegCs & MODE_MASK) == KernelMode)
if (PreviousMode == KernelMode)
{
/* Set valid selectors */
TrapFrame->SegCs = KGDT64_R0_CODE;
@@ -118,7 +118,7 @@ KeContextToTrapFrame(IN PCONTEXT Context,
if (ContextFlags & CONTEXT_SEGMENTS)
{
/* Check if this was a Kernel Trap */
if ((Context->SegCs & MODE_MASK) == KernelMode)
if (PreviousMode == KernelMode)
{
/* Set valid selectors */
TrapFrame->SegDs = KGDT64_R3_DATA | RPL_MASK;
@@ -147,7 +147,7 @@ KeContextToTrapFrame(IN PCONTEXT Context,
TrapFrame->Dr6 = Context->Dr6;
TrapFrame->Dr7 = Context->Dr7;
if ((Context->SegCs & MODE_MASK) != KernelMode)
if (PreviousMode != KernelMode)
{
if (TrapFrame->Dr0 > (ULONG64)MmHighestUserAddress)
TrapFrame->Dr0 = 0;