[ 4315.810989][T20066] gre: GRE over IPv4 demultiplexor driver
[ 4317.908527][T20089] ip_gre: GRE over IPv4 tunneling driver
[ 4379.441894][T20662] ip6_gre: GRE over IPv6 tunneling driver
[ 4421.825762][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4427.777662][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4433.025700][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4438.978663][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!