[  888.419002] gre: GRE over IPv4 demultiplexor driver
[  888.576125] ip_gre: GRE over IPv4 tunneling driver
[  897.376307] ip6_gre: GRE over IPv6 tunneling driver
[  902.906489] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  904.250481] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  905.530486] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  906.875454] ip6_tunnel: tep0 xmit: Local address not yet configured!