_KSTACK_CONTROL

Metadatacopy
struct _KSTACK_CONTROL {
    unsigned __int64 StackBase;/* 0x0  8 */
    union {
        unsigned __int64 ActualLimit;/* 0x8  8 */
        unsigned __int64 StackExpansion : 1;/* 0x8:0  8 */
    };/* 0x8  8 */
    void* CalloutState;/* 0x10  8 */
    void* Padding;/* 0x18  8 */
    struct _KERNEL_STACK_SEGMENT Previous;/* 0x20  32 */
};