[ 1520.509168][  T659] gre: GRE over IPv4 demultiplexer driver
[ 1520.947384][  T682] ip_gre: GRE over IPv4 tunneling driver
[ 1536.437060][ T1254] ip6_gre: GRE over IPv6 tunneling driver
[ 1546.576556][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1548.560528][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1550.415530][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1552.399530][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1574.844894][ T2728] ping (2728) used greatest stack depth: 23344 bytes left