MAX_RTR_SOLICITATION_DELAY
ntick = krandom() % (MAX_RTR_SOLICITATION_DELAY * hz);
interval = random() % (MAX_RTR_SOLICITATION_DELAY * MILLION);
interval = arc4random() % (MAX_RTR_SOLICITATION_DELAY * MILLION);
ifinfo->timer.tv_sec = MAX_RTR_SOLICITATION_DELAY;