[  817.109864] gre: GRE over IPv4 demultiplexor driver
[  817.258434] ip_gre: GRE over IPv4 tunneling driver
[  826.709774] ip6_gre: GRE over IPv6 tunneling driver
[  832.694628] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  834.166576] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  835.510566] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  836.918546] ip6_tunnel: tep0 xmit: Local address not yet configured!