[  726.374133] gre: GRE over IPv4 demultiplexor driver
[  726.572164] ip_gre: GRE over IPv4 tunneling driver
[  728.018341] ip (4060) used greatest stack depth: 12200 bytes left
[  736.318548] ip6_gre: GRE over IPv6 tunneling driver
[  738.580750] ip6_tunnel: tep1 xmit: Local address not yet configured!
[  742.396752] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  743.868745] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  745.276756] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  746.748732] ip6_tunnel: tep0 xmit: Local address not yet configured!