[  813.528260] gre: GRE over IPv4 demultiplexor driver
[  813.660435] ip_gre: GRE over IPv4 tunneling driver
[  822.153889] ip6_gre: GRE over IPv6 tunneling driver
[  827.512400] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  828.856402] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  830.200396] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  831.545368] ip6_tunnel: tep0 xmit: Local address not yet configured!