sysmsg_frame
sysmsg.sysmsg_frame = frame;
frame = sysmsg->sysmsg_frame;
sysmsg.sysmsg_frame = frame;
frame = sysmsg->sysmsg_frame;
bcopy(sysmsg->sysmsg_frame, &vklp->save_trapframe, framesz);
error = copyin(ua.tframe, sysmsg->sysmsg_frame, framesz);
error = cpu_sanitize_frame(sysmsg->sysmsg_frame);
bcopy(&vklp->save_trapframe, sysmsg->sysmsg_frame,
set_vkernel_fp(sysmsg->sysmsg_frame);