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[NTOS:KE/x64] Fix KiInitializeUserApc

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Set EFlags instead of "fixing" it.
Prevents crashes in the thread initialization APC, when the thread has set the direction flag or trap flag.
This commit is contained in:
Timo Kreuzer
2026-08-01 11:05:47 +00:00
parent 652403caf2
commit 6bc61687e6
1 changed files with 2 additions and 3 deletions
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ntoskrnl/ke/amd64/usercall.c
+2 -3
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@@ -108,9 +108,8 @@ KiInitializeUserApc(
TrapFrame->SegGs = KGDT64_R3_DATA | RPL_MASK;
TrapFrame->SegSs = KGDT64_R3_DATA | RPL_MASK;
/* Sanitize EFLAGS, enable interrupts */
TrapFrame->EFlags &= EFLAGS_USER_SANITIZE;
TrapFrame->EFlags |= EFLAGS_INTERRUPT_MASK;
/* Initialize EFLAGS */
TrapFrame->EFlags = EFLAGS_INTERRUPT_MASK;
}
/*