[  817.312797] gre: GRE over IPv4 demultiplexor driver
[  817.511341] ip_gre: GRE over IPv4 tunneling driver
[  827.212159] ip6_gre: GRE over IPv6 tunneling driver
[  833.274477] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  834.746482] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  836.090486] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  837.562456] ip6_tunnel: tep0 xmit: Local address not yet configured!