[   77.542118] gre: GRE over IPv4 demultiplexor driver
[   77.612484] ip (624) used greatest stack depth: 12368 bytes left
[   77.723792] ip_gre: GRE over IPv4 tunneling driver
[   78.095657] ip (676) used greatest stack depth: 12352 bytes left
[   87.478667] ip6_gre: GRE over IPv6 tunneling driver
[   93.692731] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   95.228738] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   95.694698] ip (1743) used greatest stack depth: 12200 bytes left
[   96.572737] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   98.044708] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  110.713164] ping (2708) used greatest stack depth: 12184 bytes left