[ 3350.104601][T21458] gre: GRE over IPv4 demultiplexor driver
[ 3351.207773][T21481] ip_gre: GRE over IPv4 tunneling driver
[ 3387.232435][T22052] ip6_gre: GRE over IPv6 tunneling driver
[ 3402.019221][T22301] ping (22301) used greatest stack depth: 23632 bytes left
[ 3402.325020][ T9768] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3411.602563][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3415.378392][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3418.642398][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3422.418385][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3549.716504][T24667] ping (24667) used greatest stack depth: 22880 bytes left