[  778.427072] gre: GRE over IPv4 demultiplexor driver
[  778.605673] ip_gre: GRE over IPv4 tunneling driver
[  788.287700] ip6_gre: GRE over IPv6 tunneling driver
[  794.555529] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  796.027519] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  797.435536] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  798.908499] ip6_tunnel: tep0 xmit: Local address not yet configured!