I experienced the same problem on my 14.04 desktop after a reboot this morning. After the shock I initiated recovery using ancient spells and incantations.
#> ifconfig 192.168.0.11 eth0 up #> route add default gw 192.168.0.2 eth0 #> ifconfig 192.168.0.1 eth2 up After that I downgraded the nl lib's per Th W post #8 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1539513 Title: networkmanager segfaults with 3.2.21-1ubuntu1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libnl3/+bug/1539513/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs