[ 2557.810693][T17630] gre: GRE over IPv4 demultiplexor driver
[ 2559.794561][T17653] ip_gre: GRE over IPv4 tunneling driver
[ 2620.009650][T18224] ip6_gre: GRE over IPv6 tunneling driver
[ 2661.806906][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2667.501819][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2672.365806][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2678.125822][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!