Third freeze, this time at night when I was not working at all. Piece of messages: Feb 13 03:02:36 linux-figp NetworkManager[2180]: DHCPDISCOVER on enp2s0 to 255.255.255.255 port 67 interval 14 (xid=0x6293006e) Feb 13 03:02:50 linux-figp dhclient[9826]: DHCPDISCOVER on enp2s0 to 255.255.255.255 port 67 interval 15 (xid=0x6293006e) Feb 13 03:02:50 linux-figp NetworkManager[2180]: DHCPDISCOVER on enp2s0 to 255.255.255.255 port 67 interval 15 (xid=0x6293006e) Feb 13 03:02:50 linux-figp dhclient[9826]: DHCPREQUEST on enp2s0 to 255.255.255.255 port 67 (xid=0x6293006e) Feb 13 03:02:50 linux-figp dhclient[9826]: DHCPOFFER from 192.168.1.1 Feb 13 03:02:50 linux-figp NetworkManager[2180]: DHCPREQUEST on enp2s0 to 255.255.255.255 port 67 (xid=0x6293006e) Feb 13 03:02:50 linux-figp NetworkManager[2180]: DHCPOFFER from 192.168.1.1 Feb 13 03:02:50 linux-figp dhclient[9826]: DHCPACK from 192.168.1.1 (xid=0x6293006e) Feb 13 03:02:50 linux-figp NetworkManager[2180]: DHCPACK from 192.168.1.1 (xid=0x6293006e) Feb 13 03:02:50 linux-figp dhclient[9826]: bound to 192.168.1.2 -- renewal in 66466 seconds. Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> (enp2s0): DHCPv4 state changed preinit -> bound Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> address 192.168.1.2 Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> plen 24 (255.255.255.0) Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> gateway 192.168.1.1 Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> server identifier 192.168.1.1 Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> lease time 172800 Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> nameserver '192.168.1.1' Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> Activation (enp2s0) Stage 5 of 5 (IPv4 Configure Commit) scheduled... Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> Activation (enp2s0) Stage 5 of 5 (IPv4 Commit) started... Feb 13 03:02:50 linux-figp avahi-daemon[2017]: Joining mDNS multicast group on interface enp2s0.IPv4 with address 192.168.1.2. Feb 13 03:02:50 linux-figp avahi-daemon[2017]: New relevant interface enp2s0.IPv4 for mDNS. Feb 13 03:02:50 linux-figp avahi-daemon[2017]: Registering new address record for 192.168.1.2 on enp2s0.IPv4. Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> (enp2s0): device state change: ip-config -> ip-check (reason 'none') [70 80 0] Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> Activation (enp2s0) Stage 5 of 5 (IPv4 Commit) complete. Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> (enp2s0): device state change: ip-check -> secondaries (reason 'none') [80 90 0] Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> (enp2s0): device state change: secondaries -> activated (reason 'none') [90 100 0] Feb 13 03:02:50 linux-figp NetworkManager[2180]: bound to 192.168.1.2 -- renewal in 66466 seconds. Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> NetworkManager state is now CONNECTED_GLOBAL Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> Policy set 'Wired connection 1' (enp2s0) as default for IPv4 routing and DNS. Feb 13 03:02:50 linux-figp NetworkManager[2180]: <info> Activation (enp2s0) successful, device activated. Feb 13 03:02:50 linux-figp dbus[2030]: [system] Activating via systemd: service name='org.freedesktop.nm_dispatcher' unit='dbus-org.freedesktop.nm-dispatcher.service' Feb 13 03:02:50 linux-figp dbus[2030]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher' Feb 13 03:02:50 linux-figp nm-dispatcher[9837]: Dispatching action 'up' for enp2s0 Feb 13 03:15:01 linux-figp cron[9980]: pam_unix(crond:session): session opened for user root by (uid=0) Feb 13 03:15:01 linux-figp systemd[9981]: pam_unix(systemd-user:session): session opened for user root by (uid=0) Feb 13 03:15:01 linux-figp CRON[9980]: pam_unix(crond:session): session closed for user root Feb 13 03:15:01 linux-figp systemd[9982]: pam_unix(systemd-user:session): session closed for user root Feb 13 03:30:01 linux-figp cron[10044]: pam_unix(crond:session): session opened for user root by (uid=0) Feb 13 03:30:01 linux-figp systemd[10045]: pam_unix(systemd-user:session): session opened for user root by (uid=0) Feb 13 03:30:01 linux-figp CRON[10044]: pam_unix(crond:session): session closed for user root Feb 13 03:45:01 linux-figp cron[10097]: pam_unix(crond:session): session opened for user root by (uid=0) Feb 13 03:45:01 linux-figp systemd[10098]: pam_unix(systemd-user:session): session opened for user root by (uid=0) Feb 13 03:45:01 linux-figp CRON[10097]: pam_unix(crond:session): session closed for user root Feb 13 03:45:01 linux-figp systemd[10099]: pam_unix(systemd-user:session): session closed for user root -- Reboot -- I saw enough so I reverted back to the previous kernel now.