[   12.961594][  T256] gre: GRE over IPv4 demultiplexor driver
[   14.520899][  T281] ip_gre: GRE over IPv4 tunneling driver
[   15.959853][  T296] ping (296) used greatest stack depth: 24616 bytes left
[   33.634539][  T535] ping (535) used greatest stack depth: 24208 bytes left
[   59.884104][  T855] ip6_gre: GRE over IPv6 tunneling driver
[   75.520763][ T1054] ping (1054) used greatest stack depth: 24048 bytes left
[   75.974328][  T291] ip6_tunnel: tep1 xmit: Local address not yet configured!
[   86.790284][   T61] ip6_tunnel: tep1 xmit: Local address not yet configured!
[   91.268273][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   95.941243][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   99.972240][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  104.644229][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  177.645974][ T2331] ping (2331) used greatest stack depth: 23056 bytes left