[  978.075249] gre: GRE over IPv4 demultiplexor driver
[  978.257144] ip_gre: GRE over IPv4 tunneling driver
[  987.828498] ip6_gre: GRE over IPv6 tunneling driver
[  993.981795] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  995.453799] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  996.861811] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  998.333785] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1030.303583] ping (29653) used greatest stack depth: 11880 bytes left