[  725.507818] gre: GRE over IPv4 demultiplexor driver
[  725.722697] ip_gre: GRE over IPv4 tunneling driver
[  735.839125] ip6_gre: GRE over IPv6 tunneling driver
[  742.267675] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  743.739683] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  745.147680] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  746.620645] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  749.727712] ip (4725) used greatest stack depth: 12200 bytes left