[  955.526953][T13884] gre: GRE over IPv4 demultiplexer driver
[  956.049113][T13907] ip_gre: GRE over IPv4 tunneling driver
[  972.893330][T14478] ip6_gre: GRE over IPv6 tunneling driver
[  974.739015][T12233] ip6_tunnel: tep1 xmit: Local address not yet configured!
[  983.665956][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  985.714945][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  987.634947][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  989.682948][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1011.224807][T15866] ping (15866) used greatest stack depth: 22576 bytes left