[  741.194127] gre: GRE over IPv4 demultiplexor driver
[  741.339502] ip_gre: GRE over IPv4 tunneling driver
[  750.374476] ip6_gre: GRE over IPv6 tunneling driver
[  753.299520] ip (7788) used greatest stack depth: 12160 bytes left
[  755.963676] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  757.371672] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  758.715682] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  760.123640] ip6_tunnel: tep0 xmit: Local address not yet configured!