On 10/12/2017 09:25 AM, Xin Long wrote: > On Thu, Oct 12, 2017 at 11:18 PM, Andreas Radke > <andreas.radke@xxxxxxxxxxx> wrote: >> Building the 4.9.x kernel package for Arch Linux 4.9.55 gives this IPv4 error here: >> >> Job for dhcpd4.service failed because the control process exited with error code. >> See "systemctl status dhcpd4.service" and "journalctl -xe" for details. >> root@server64:/root # systemctl status dhcpd4.service >> ● dhcpd4.service - IPv4 DHCP server >> Loaded: loaded (/usr/lib/systemd/system/dhcpd4.service; enabled; vendor preset: disabled) >> Active: failed (Result: exit-code) since Thu 2017-10-12 17:09:38 CEST; 8s ago >> Process: 638 ExecStart=/usr/bin/dhcpd -4 -q -user dhcp -cf /etc/dhcpd.conf -pf /run/dhcpd4.pid (code=exited, status=1/FAILURE) >> >> Okt 12 17:09:38 server64 dhcpd[638]: If you think you have received this message due to a bug rather >> Okt 12 17:09:38 server64 dhcpd[638]: than a configuration issue please read the section on submitting >> Okt 12 17:09:38 server64 dhcpd[638]: bugs on either our web page at www.isc.org or in the README file >> Okt 12 17:09:38 server64 dhcpd[638]: before submitting a bug. These pages explain the proper >> Okt 12 17:09:38 server64 dhcpd[638]: process and the information we find helpful for debugging. >> Okt 12 17:09:38 server64 dhcpd[638]: >> Okt 12 17:09:38 server64 dhcpd[638]: exiting. >> Okt 12 17:09:38 server64 systemd[1]: dhcpd4.service: Control process exited, code=exited status=1 >> Okt 12 17:09:38 server64 systemd[1]: dhcpd4.service: Failed with result 'exit-code'. >> Okt 12 17:09:38 server64 systemd[1]: Failed to start IPv4 DHCP server. >> >> journalctl -xe >> Okt 12 17:09:37 server64 systemd[1]: Starting IPv4 DHCP server... >> -- Subject: Unit dhcpd4.service has begun start-up >> -- Defined-By: systemd >> -- Support: https://lists.freedesktop.org/mailman/listinfo/systemd-devel >> -- >> -- Unit dhcpd4.service has begun starting up. >> Okt 12 17:09:38 server64 dhcpd[638]: Internet Systems Consortium DHCP Server 4.3.6 >> Okt 12 17:09:38 server64 dhcpd[638]: Copyright 2004-2017 Internet Systems Consortium. >> Okt 12 17:09:38 server64 dhcpd[638]: All rights reserved. >> Okt 12 17:09:38 server64 dhcpd[638]: For info, please visit https://www.isc.org/software/dhcp/ >> Okt 12 17:09:38 server64 dhcpd[638]: Source compiled to use binary-leases >> Okt 12 17:09:38 server64 dhcpd[638]: Wrote 0 deleted host decls to leases file. >> Okt 12 17:09:38 server64 dhcpd[638]: Wrote 0 new dynamic host decls to leases file. >> Okt 12 17:09:38 server64 dhcpd[638]: Wrote 16 leases to leases file. >> Okt 12 17:09:38 server64 dhcpd[638]: Can't install packet filter program: Cannot allocate memory >> Okt 12 17:09:38 server64 dhcpd[638]: >> Okt 12 17:09:38 server64 dhcpd[638]: If you think you have received this message due to a bug rather >> Okt 12 17:09:38 server64 dhcpd[638]: than a configuration issue please read the section on submitting >> Okt 12 17:09:38 server64 dhcpd[638]: bugs on either our web page at www.isc.org or in the README file >> Okt 12 17:09:38 server64 dhcpd[638]: before submitting a bug. These pages explain the proper >> Okt 12 17:09:38 server64 dhcpd[638]: process and the information we find helpful for debugging. >> Okt 12 17:09:38 server64 dhcpd[638]: >> Okt 12 17:09:38 server64 dhcpd[638]: exiting. >> Okt 12 17:09:38 server64 systemd[1]: dhcpd4.service: Control process exited, code=exited status=1 >> Okt 12 17:09:38 server64 systemd[1]: dhcpd4.service: Failed with result 'exit-code'. >> Okt 12 17:09:38 server64 systemd[1]: Failed to start IPv4 DHCP server. >> -- Subject: Unit dhcpd4.service has failed > pls try revert: > commit 02f7e4101092b88e57c73171174976c8a72a3eba Correction. The commit is: 345c66695569db83eed100723e4df72cb54df7de I will try the revert and let you know. strace shows the following - clear ENOMEM socket(AF_PACKET, SOCK_RAW, 768) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="eth0", }) = 0 bind(5, {sa_family=AF_PACKET, proto=0x03, if2, pkttype=PACKET_HOST, addr(0)={0, }, 20) = 0 setsockopt(5, SOL_PACKET, PACKET_AUXDATA, [1], 4) = 0 setsockopt(5, SOL_SOCKET, SO_ATTACH_FILTER, "\v\0\0\0\0\0\0\0`\330\260\330\275U\0\0", 16) = -1 ENOMEM (Cannot allocate memory) sendto(3, "<27>Oct 12 09:23:46 dhclient[278"..., 95, MSG_NOSIGNAL, NULL, 0) = 95 write(2, "Can't install packet filter prog"..., 59Can't install packet filter program: Cannot allocate memory) = 59 write(2, "\n", 1 ) = 1 thanks, -- Shuah