[  724.876820] gre: GRE over IPv4 demultiplexor driver
[  725.015674] ip_gre: GRE over IPv4 tunneling driver
[  733.507321] ip6_gre: GRE over IPv6 tunneling driver
[  736.254495] ip (8120) used greatest stack depth: 12048 bytes left
[  738.874431] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  740.282430] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  741.626418] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  743.098394] ip6_tunnel: tep0 xmit: Local address not yet configured!