[ 4173.209843][T21162] gre: GRE over IPv4 demultiplexor driver
[ 4174.926191][T21185] ip_gre: GRE over IPv4 tunneling driver
[ 4223.515156][T21763] ip6_gre: GRE over IPv6 tunneling driver
[ 4256.103674][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4260.903538][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4264.999571][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4268.826771][T22303] ping (22303) used greatest stack depth: 23872 bytes left
[ 4269.799593][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4339.113373][T23151] ping (23151) used greatest stack depth: 23232 bytes left