[  968.028139] gre: GRE over IPv4 demultiplexer driver
[  968.095160] ip_gre: GRE over IPv4 tunneling driver
[  974.484884] ip6_gre: GRE over IPv6 tunneling driver
[  978.352886] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  979.503888] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  980.656889] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  981.807885] ip6_tunnel: tep0 xmit: Local address not yet configured!