[  812.101085] gre: GRE over IPv4 demultiplexor driver
[  812.286436] ip_gre: GRE over IPv4 tunneling driver
[  821.674896] ip6_gre: GRE over IPv6 tunneling driver
[  827.602237] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  829.074241] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  830.418242] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  831.954208] ip6_tunnel: tep0 xmit: Local address not yet configured!