[  725.726763] gre: GRE over IPv4 demultiplexor driver
[  725.943065] ip_gre: GRE over IPv4 tunneling driver
[  735.612489] ip6_gre: GRE over IPv6 tunneling driver
[  741.756731] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  743.292726] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  743.825537] ip (4885) used greatest stack depth: 12288 bytes left
[  744.700731] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  746.172716] ip6_tunnel: tep0 xmit: Local address not yet configured!