[ 4647.168633][T25640] gre: GRE over IPv4 demultiplexor driver
[ 4649.669432][T25670] ip_gre: GRE over IPv4 tunneling driver
[ 4717.005627][T26241] ip6_gre: GRE over IPv6 tunneling driver
[ 4763.276601][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4769.868508][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4775.371515][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4781.707496][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!