[    1.364819] gre: GRE over IPv4 demultiplexer driver
[    1.409529] ip (232) used greatest stack depth: 12216 bytes left
[    1.435381] ip_gre: GRE over IPv4 tunneling driver
[    2.283744] ip (433) used greatest stack depth: 11960 bytes left
[    7.697726] ip6_gre: GRE over IPv6 tunneling driver
[   11.440737] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   12.592737] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   13.743737] ip6_tunnel: tep0 xmit: Local address not yet configured!
[   14.895740] ip6_tunnel: tep0 xmit: Local address not yet configured!