kernel command line with "net.ifnames=0" See https://paste.centos.org/view/9059fcc5 or below: ---cut--- -- Logs begin at Mon 2019-12-09 16:35:13 CET, end at Mon 2019-12-09 20:09:08 CET. -- Dec 09 18:10:45 chuchi systemd-udevd[340]: Network interface NamePolicy= disabled on kernel command line, ignoring. Dec 09 18:10:45 chuchi systemd[1]: Started udev Kernel Device Manager. Dec 09 18:10:45 chuchi systemd-udevd[392]: ethtool: autonegotiation is unset or enabled, the speed and duplex are not writable. Dec 09 18:10:45 chuchi systemd[1]: Stopping udev Kernel Device Manager... Dec 09 18:11:16 chuchi systemd-udevd[340]: Giving up waiting for workers to finish. Dec 09 18:11:16 chuchi systemd-udevd[340]: Event loop failed: Connection timed out Dec 09 18:11:16 chuchi systemd[1]: systemd-udevd.service: Main process exited, code=exited, status=1/FAILURE Dec 09 18:11:16 chuchi systemd[1]: systemd-udevd.service: Failed with result 'exit-code'. Dec 09 18:11:16 chuchi systemd[1]: Stopped udev Kernel Device Manager. Dec 09 18:11:16 chuchi systemd-udevd[498]: Network interface NamePolicy= disabled on kernel command line, ignoring. Dec 09 18:11:16 chuchi systemd-udevd[498]: /usr/lib/udev/rules.d/65-md-incremental.rules:28 Invalid value "/sbin/mdadm -I $env{DEVNAME} --export $devnode --offroot ${DEVLINKS}" for IMPORT (char 58: invalid substitution type), ignoring, but please fix it. Dec 09 18:11:16 chuchi systemd[1]: Started udev Kernel Device Manager. Dec 09 18:11:17 chuchi mtp-probe[552]: checking bus 4, device 2: "/sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/0000:02:01.0/0000:03:00.0/usb4/4-2" Dec 09 18:11:17 chuchi mtp-probe[552]: bus: 4, device: 2 was not an MTP device Dec 09 18:11:17 chuchi mtp-probe[567]: checking bus 2, device 3: "/sys/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.4" Dec 09 18:11:17 chuchi mtp-probe[567]: bus: 2, device: 3 was not an MTP device Dec 09 18:11:17 chuchi mtp-probe[570]: checking bus 1, device 4: "/sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.3" Dec 09 18:11:17 chuchi mtp-probe[570]: bus: 1, device: 4 was not an MTP device Dec 09 18:11:17 chuchi mtp-probe[571]: checking bus 1, device 5: "/sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.4" Dec 09 18:11:17 chuchi mtp-probe[571]: bus: 1, device: 5 was not an MTP device Dec 09 18:11:17 chuchi mtp-probe[573]: checking bus 2, device 4: "/sys/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.6" Dec 09 18:11:17 chuchi mtp-probe[573]: bus: 2, device: 4 was not an MTP device Dec 09 18:11:17 chuchi mtp-probe[572]: checking bus 1, device 3: "/sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2" Dec 09 18:11:17 chuchi mtp-probe[572]: bus: 1, device: 3 was not an MTP device Dec 09 18:11:17 chuchi systemd-udevd[506]: ethtool: autonegotiation is unset or enabled, the speed and duplex are not writable. Dec 09 18:11:17 chuchi systemd-udevd[518]: Using default interface naming scheme 'v243'. Dec 09 18:11:17 chuchi systemd-udevd[518]: ethtool: autonegotiation is unset or enabled, the speed and duplex are not writable. Dec 09 18:11:18 chuchi systemd-udevd[531]: Using default interface naming scheme 'v243'. Dec 09 18:11:18 chuchi systemd-udevd[531]: ethtool: autonegotiation is unset or enabled, the speed and duplex are not writable. Dec 09 18:11:18 chuchi wireless[720]: setting regulatory domain to ES based on timezone (Europe/Madrid) ---end--- Thanks.
netdev, wlan0 and eth0, are not configured/connected at boot: # ip l 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP mode DEFAULT group default qlen 1000 link/ether 2c:41:38:9e:98:93 brd ff:ff:ff:ff:ff:ff 3: wlan0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000 link/ether c0:cb:38:3e:0f:99 brd ff:ff:ff:ff:ff:ff
*** This bug has been marked as a duplicate of bug 1782879 ***