[  977.399310] gre: GRE over IPv4 demultiplexer driver
[  977.542513] ip_gre: GRE over IPv4 tunneling driver
[  985.949054] ip6_gre: GRE over IPv6 tunneling driver
[  991.266093] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  992.610093] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  993.890102] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  995.234090] ip6_tunnel: tep0 xmit: Local address not yet configured!