[  719.383035] gre: GRE over IPv4 demultiplexor driver
[  719.594965] ip_gre: GRE over IPv4 tunneling driver
[  729.295956] ip6_gre: GRE over IPv6 tunneling driver
[  733.275350] ip (4274) used greatest stack depth: 12296 bytes left
[  735.549067] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  737.021054] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  738.493065] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  740.029026] ip6_tunnel: tep0 xmit: Local address not yet configured!