[  813.205264][T13646] gre: GRE over IPv4 demultiplexer driver
[  813.749370][T13669] ip_gre: GRE over IPv4 tunneling driver
[  832.899639][T14241] ip6_gre: GRE over IPv6 tunneling driver
[  842.524487][   T64] ip6_tunnel: tep1 xmit: Local address not yet configured!
[  845.651847][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  847.891853][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  849.875853][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  851.987862][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  858.645191][T15062] ping (15062) used greatest stack depth: 23696 bytes left