[  730.302416] gre: GRE over IPv4 demultiplexor driver
[  730.484810] ip_gre: GRE over IPv4 tunneling driver
[  735.833529] ip (4496) used greatest stack depth: 12200 bytes left
[  740.138163] ip6_gre: GRE over IPv6 tunneling driver
[  746.235691] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  747.707689] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  749.115688] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  750.587679] ip6_tunnel: tep0 xmit: Local address not yet configured!