Bug 41004

Обнаружено, начиная с dhcpcd 9.3.4

Шаги воспроизведения
====================

1. Установить dhcpcd
2. Выполнить следующие действия

	[root@trunkrelay ~]# dhcpcd eth0
	dhcpcd-9.3.4 starting
	DUID 00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00
	eth0: rebinding lease of xx.xx.xx.xx
	eth0: leased xx.xx.xx.xx for 28800 seconds
	eth0: adding route to xx.xx.xx.xx/xx
	eth0: adding default route via xx.xx.xx.xx
	forked to background, child pid 4685
	[root@trunkrelay ~]# dhcpcd -x eth0
	sending signal TERM to pid 4685
	waiting for pid 4685 to exit
	[root@trunkrelay ~]# dhcpcd eth0
	dhcpcd-9.3.4 starting
	DUID 00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00
	eth0: rebinding lease of xx.xx.xx.xx
	eth0: leased xx.xx.xx.xx for 28800 seconds
	eth0: adding route to xx.xx.xx.xx/xx
	eth0: adding default route via xx.xx.xx.xx
	forked to background, child pid 5107
	[root@trunkrelay ~]# dhcpcd -k eth0
	sending signal ALRM to pid 5107
	waiting for pid 5107 to exit
	[root@trunkrelay ~]# dhcpcd -T
	dhcpcd-9.3.4 starting
	DUID 00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00
	wlan0: waiting for carrier
	eth0: soliciting a DHCP lease
	eth0: offered xx.xx.xx.xx from xx.xx.xx.xx
	interface=eth0
	pid=5528
	protocol=dhcp
	reason=TEST
	skip_hooks=lookup-hostname
	ifcarrier=up
	ifflags=69699
	ifmetric=202
	ifmtu=1500
	ifwireless=0
	new_broadcast_address=xx.xx.xx.xx
	new_dhcp_lease_time=28800
	new_dhcp_message_type=2
	new_dhcp_server_identifier=xx.xx.xx.xx
	new_domain_name=some.domain.local
	new_domain_name_servers='xx.xx.xx.xx xx.xx.xx.xx'
	new_domain_search='domain.local'
	new_filename=ipxe.efi
	new_ip_address=xx.xx.xx.xx
	new_network_number=xx.xx.xx.xx
	new_ntp_servers=xx.xx.xx.xx
	new_routers=xx.xx.xx.xx
	new_subnet_cidr=xx
	new_subnet_mask=xx.xx.xx.xx
	Ошибка сегментирования

Ожидаемый результат: Успешный тестовый запуск

Фактический результат: Ошибка сегментирования