[   10.413885][  T257] gre: GRE over IPv4 demultiplexor driver
[   11.676846][  T282] ip_gre: GRE over IPv4 tunneling driver
[   15.801336][  T346] ping (346) used greatest stack depth: 23840 bytes left
[   19.954838][  T419] ip (419) used greatest stack depth: 23536 bytes left
[   24.454068][  T484] ping (484) used greatest stack depth: 23040 bytes left
[   52.234237][  T854] ip6_gre: GRE over IPv6 tunneling driver
[   81.883359][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   85.787263][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   89.179240][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   92.955237][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!