[  766.849633] gre: GRE over IPv4 demultiplexor driver
[  767.020344] ip_gre: GRE over IPv4 tunneling driver
[  776.225214] ip6_gre: GRE over IPv6 tunneling driver
[  782.265408] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  783.737411] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  785.145402] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  786.618383] ip6_tunnel: tep0 xmit: Local address not yet configured!