[  885.758484][ T3475] gre: GRE over IPv4 demultiplexer driver
[  886.213117][ T3498] ip_gre: GRE over IPv4 tunneling driver
[  902.239337][ T4069] ip6_gre: GRE over IPv6 tunneling driver
[  907.949578][ T4318] ping (4318) used greatest stack depth: 23344 bytes left
[  908.871902][ T4362] ping (4362) used greatest stack depth: 23248 bytes left
[  912.869154][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  914.916119][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  916.773114][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  918.820130][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!