[ 1301.534251][ T2893] gre: GRE over IPv4 demultiplexer driver
[ 1301.787929][ T2916] ip_gre: GRE over IPv4 tunneling driver
[ 1313.300962][ T3490] ip6_gre: GRE over IPv6 tunneling driver
[ 1318.127189][ T3835] ping (3835) used greatest stack depth: 23576 bytes left
[ 1320.661933][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1322.261935][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1323.797938][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1325.397943][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!