ksys_old_shmctl
err = ksys_old_shmctl(first, (int)second | IPC_64, ptr);
long ksys_old_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
return ksys_old_shmctl(shmid, cmd, buf);
return ksys_old_shmctl(first, second,