[  698.120394] gre: GRE over IPv4 demultiplexor driver
[  698.317396] ip_gre: GRE over IPv4 tunneling driver
[  708.225903] ip6_gre: GRE over IPv6 tunneling driver
[  711.675273] ip (6419) used greatest stack depth: 12184 bytes left
[  714.549469] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  716.021453] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  717.429481] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  718.901441] ip6_tunnel: tep0 xmit: Local address not yet configured!