[  324.722362][ T2862] gre: GRE over IPv4 demultiplexor driver
[  326.293295][ T2885] ip_gre: GRE over IPv4 tunneling driver
[  346.052342][ T3138] ping (3138) used greatest stack depth: 23504 bytes left
[  373.057000][ T3459] ip6_gre: GRE over IPv6 tunneling driver
[  393.082473][ T3708] ping (3708) used greatest stack depth: 23440 bytes left
[  396.807263][ T3172] ip6_tunnel: tep1 xmit: Local address not yet configured!
[  405.511148][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  410.248135][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  414.471152][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  419.207117][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!