[ 3106.089203][T20439] gre: GRE over IPv4 demultiplexor driver
[ 3107.229943][T20462] ip_gre: GRE over IPv4 tunneling driver
[ 3121.869421][T20714] ping (20714) used greatest stack depth: 23496 bytes left
[ 3142.742105][T21039] ip6_gre: GRE over IPv6 tunneling driver
[ 3166.312210][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3170.023184][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3173.159108][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3176.871102][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3224.620045][T22371] ping (22371) used greatest stack depth: 23008 bytes left