[  687.304272] gre: GRE over IPv4 demultiplexor driver
[  687.501270] ip_gre: GRE over IPv4 tunneling driver
[  697.545309] ip6_gre: GRE over IPv6 tunneling driver
[  703.931710] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  705.403707] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  706.811702] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  708.283678] ip6_tunnel: tep0 xmit: Local address not yet configured!