[  693.641874] gre: GRE over IPv4 demultiplexor driver
[  693.792482] ip_gre: GRE over IPv4 tunneling driver
[  702.355218] ip6_gre: GRE over IPv6 tunneling driver
[  707.518656] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  708.862660] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  710.142656] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  711.486628] ip6_tunnel: tep0 xmit: Local address not yet configured!