[  799.545901] gre: GRE over IPv4 demultiplexor driver
[  799.714530] ip_gre: GRE over IPv4 tunneling driver
[  800.061321] ip (7278) used greatest stack depth: 12032 bytes left
[  809.414510] ip6_gre: GRE over IPv6 tunneling driver
[  815.483598] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  816.891608] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  818.235601] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  819.643577] ip6_tunnel: tep0 xmit: Local address not yet configured!