[  724.801132] gre: GRE over IPv4 demultiplexor driver
[  724.991653] ip_gre: GRE over IPv4 tunneling driver
[  728.443668] ip (3722) used greatest stack depth: 12072 bytes left
[  734.798101] ip6_gre: GRE over IPv6 tunneling driver
[  740.988683] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  742.524704] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  743.932707] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  745.404689] ip6_tunnel: tep0 xmit: Local address not yet configured!