[ 1386.305270][ T5960] gre: GRE over IPv4 demultiplexer driver
[ 1386.763142][ T5983] ip_gre: GRE over IPv4 tunneling driver
[ 1402.429211][ T6554] ip6_gre: GRE over IPv6 tunneling driver
[ 1407.812740][ T6803] ping (6803) used greatest stack depth: 23344 bytes left
[ 1409.902713][ T5525] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1412.623612][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1414.607617][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1416.463618][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1418.447623][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!