[  720.101510] gre: GRE over IPv4 demultiplexor driver
[  720.261421] ip_gre: GRE over IPv4 tunneling driver
[  729.909462] ip6_gre: GRE over IPv6 tunneling driver
[  736.124722] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  737.596737] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  739.004722] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  740.540703] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  759.214224] ip (6018) used greatest stack depth: 12200 bytes left