[  817.418393] gre: GRE over IPv4 demultiplexor driver
[  817.590810] ip_gre: GRE over IPv4 tunneling driver
[  827.399051] ip6_gre: GRE over IPv6 tunneling driver
[  833.852658] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  835.324656] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  836.668636] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  838.140629] ip6_tunnel: tep0 xmit: Local address not yet configured!