[  687.559581] gre: GRE over IPv4 demultiplexor driver
[  687.685956] ip_gre: GRE over IPv4 tunneling driver
[  696.366577] ip6_gre: GRE over IPv6 tunneling driver
[  701.764022] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  703.108047] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  704.388042] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  705.732003] ip6_tunnel: tep0 xmit: Local address not yet configured!