[ 3165.223966][T31889] gre: GRE over IPv4 demultiplexor driver
[ 3166.460351][T31913] ip_gre: GRE over IPv4 tunneling driver
[ 3181.726114][T32172] ping (32172) used greatest stack depth: 22608 bytes left
[ 3203.222288][T32492] ip6_gre: GRE over IPv6 tunneling driver
[ 3215.718711][T17177] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3228.256091][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3232.096089][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3235.424084][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3239.263101][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!