[  728.573973] gre: GRE over IPv4 demultiplexor driver
[  728.773209] ip_gre: GRE over IPv4 tunneling driver
[  738.554262] ip6_gre: GRE over IPv6 tunneling driver
[  744.766767] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  746.238763] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  747.646772] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  749.118749] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  769.704625] ip (7004) used greatest stack depth: 12064 bytes left