[  668.510820] gre: GRE over IPv4 demultiplexor driver
[  668.644478] ip_gre: GRE over IPv4 tunneling driver
[  677.038781] ip6_gre: GRE over IPv6 tunneling driver
[  677.306503] ip6_tunnel: tep1 xmit: Local address not yet configured!
[  682.298520] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  683.642516] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  684.922534] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  686.267496] ip6_tunnel: tep0 xmit: Local address not yet configured!