PTRACE_CFI_SHADOW_STACK_PTR_STATE
PTRACE_CFI_SHADOW_STACK_PTR_STATE)
PTRACE_CFI_SHADOW_STACK_PTR_STATE);
(user_cfi.cfi_status.cfi_state & PTRACE_CFI_SHADOW_STACK_PTR_STATE))
PTRACE_CFI_SHADOW_STACK_PTR_STATE)