[ 3160.778065][T27814] gre: GRE over IPv4 demultiplexor driver
[ 3161.909299][T27837] ip_gre: GRE over IPv4 tunneling driver
[ 3197.419389][T28409] ip6_gre: GRE over IPv6 tunneling driver
[ 3217.727761][T26133] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3221.567641][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3225.278659][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3228.542650][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3232.318664][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3320.806373][T30366] ping (30366) used greatest stack depth: 23392 bytes left