[ 3368.349738][T27152] gre: GRE over IPv4 demultiplexor driver
[ 3369.467930][T27175] ip_gre: GRE over IPv4 tunneling driver
[ 3404.839662][T27747] ip6_gre: GRE over IPv6 tunneling driver
[ 3414.617424][T26057] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3419.496948][T27996] ping (27996) used greatest stack depth: 23568 bytes left
[ 3428.954249][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3432.665266][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3435.929253][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3439.770252][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!