stack_capture
stack_capture(st, &state);
stack_capture(st, &state);
stack_capture(td, st, &frame);
stack_capture(curthread, st, &frame);
stack_capture(struct stack *st, register_t rbp);
stack_capture(st, frame);
stack_capture(st, frame);
stack_capture(td, st, &frame);
stack_capture(curthread, st, &frame);
stack_capture(td, stack_intr_stack, TF_FP(td->td_intr_frame));
stack_capture(td, st, PCB_FP(td->td_pcb));
stack_capture(curthread, st, fp);