[  691.971337] gre: GRE over IPv4 demultiplexor driver
[  692.129220] ip_gre: GRE over IPv4 tunneling driver
[  700.873226] ip6_gre: GRE over IPv6 tunneling driver
[  706.306671] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  707.650677] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  708.930679] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  710.275635] ip6_tunnel: tep0 xmit: Local address not yet configured!