[  977.507439] gre: GRE over IPv4 demultiplexer driver
[  977.618206] ip_gre: GRE over IPv4 tunneling driver
[  985.679851] ip6_gre: GRE over IPv6 tunneling driver
[  990.683913] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  991.963913] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  993.243910] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  994.522913] ip6_tunnel: tep0 xmit: Local address not yet configured!