[  869.793723] gre: GRE over IPv4 demultiplexer driver
[  869.852024] ip_gre: GRE over IPv4 tunneling driver
[  876.221760] ip6_gre: GRE over IPv6 tunneling driver
[  880.138120] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  881.290122] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  882.443118] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  883.594118] ip6_tunnel: tep0 xmit: Local address not yet configured!