[   13.109011][  T257] gre: GRE over IPv4 demultiplexor driver
[   14.630243][  T280] ip_gre: GRE over IPv4 tunneling driver
[   33.627951][  T536] ping (536) used greatest stack depth: 24416 bytes left
[   36.714765][  T580] ping (580) used greatest stack depth: 24112 bytes left
[   59.939456][  T857] ip6_gre: GRE over IPv6 tunneling driver
[   65.327284][  T918] ping (918) used greatest stack depth: 23872 bytes left
[   91.335526][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   96.007448][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  100.039453][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  104.712429][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  169.060570][ T2241] ip (2241) used greatest stack depth: 23816 bytes left
[  177.571153][ T2346] ping (2346) used greatest stack depth: 23744 bytes left