[  971.064634] gre: GRE over IPv4 demultiplexor driver
[  971.221588] ip_gre: GRE over IPv4 tunneling driver
[  980.760757] ip6_gre: GRE over IPv6 tunneling driver
[  986.877768] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  988.285780] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  989.693758] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  991.165728] ip6_tunnel: tep0 xmit: Local address not yet configured!