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Fix page fault on accessing initial thread frame

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This commit is contained in:
Rafal Kupiec 2023-11-26 14:14:54 +01:00
parent 96a19d23b3
commit 0e6844e2fa
Signed by: belliash
GPG Key ID: 4E829243E0CFE6B4
1 changed files with 1 additions and 1 deletions
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2
xtoskrnl/ke/i686/kthread.c
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@ -43,7 +43,7 @@ KepInitializeThreadContext(IN PKTHREAD Thread,
PFX_SAVE_FORMAT FxSaveFormat; PFX_SAVE_FORMAT FxSaveFormat;
/* Set initial thread frame */ /* Set initial thread frame */
ThreadFrame = ((PKTHREAD_INIT_FRAME)Thread->InitialStack) - sizeof(KTHREAD_INIT_FRAME); ThreadFrame = (PKTHREAD_INIT_FRAME)(Thread->InitialStack - sizeof(KTHREAD_INIT_FRAME));
/* Fill floating point save area with zeroes */ /* Fill floating point save area with zeroes */
RtlZeroMemory(&ThreadFrame->NpxFrame, sizeof(FX_SAVE_AREA)); RtlZeroMemory(&ThreadFrame->NpxFrame, sizeof(FX_SAVE_AREA));