[ 2550.798171][T17621] gre: GRE over IPv4 demultiplexor driver
[ 2552.801947][T17644] ip_gre: GRE over IPv4 tunneling driver
[ 2614.249325][T18229] ip6_gre: GRE over IPv6 tunneling driver
[ 2655.921882][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2661.809830][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2666.736805][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2672.688803][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!