[ 4019.186218][T19763] gre: GRE over IPv4 demultiplexer driver
[ 4020.811723][T19786] ip_gre: GRE over IPv4 tunneling driver
[ 4069.317129][T20358] ip6_gre: GRE over IPv6 tunneling driver
[ 4102.853709][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4107.717626][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4111.877622][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4116.741642][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4187.402679][T21743] ping (21743) used greatest stack depth: 23712 bytes left