[  325.284687][ T2864] gre: GRE over IPv4 demultiplexor driver
[  326.850252][ T2887] ip_gre: GRE over IPv4 tunneling driver
[  342.548674][ T3090] ping (3090) used greatest stack depth: 23776 bytes left
[  374.166062][ T3467] ip6_gre: GRE over IPv6 tunneling driver
[  406.728656][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  411.401592][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  415.432607][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  420.104648][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!