[ 3119.653458][T20686] gre: GRE over IPv4 demultiplexor driver
[ 3120.804776][T20709] ip_gre: GRE over IPv4 tunneling driver
[ 3156.533494][T21283] ip6_gre: GRE over IPv6 tunneling driver
[ 3168.434137][   T51] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3170.939915][T21540] ping (21540) used greatest stack depth: 23616 bytes left
[ 3173.809033][T20425] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3180.528968][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3184.305005][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3187.824978][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3191.600994][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3239.749538][T22620] ping (22620) used greatest stack depth: 22736 bytes left