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//0x5000 bytes (sizeof)
struct _KPROCESSOR_DESCRIPTOR_AREA
{
    union _KIDTENTRY64 Idt[256];                                            //0x0
    struct _KTSS64 Tss;                                                     //0x1000
    ULONGLONG TssSpare;                                                     //0x1068
    struct _KPCR* KernelGsBase;                                             //0x1070
    VOID* IdleStack;                                                        //0x1078
    UCHAR TssPad[3888];                                                     //0x1080
    UCHAR GdtPadTemp[4096];                                                 //0x1fb0
    union _KGDTENTRY64 Gdt[5];                                              //0x2fb0
    struct _KLDTENTRY GdtCmTebDescriptor;                                   //0x3000
    UCHAR GdtEndPadding[4088];                                              //0x3008
    struct _KTRANSITION_STACK TransitionStack[8];                           //0x4000
};