[ 1299.652191][T13977] gre: GRE over IPv4 demultiplexer driver
[ 1300.119380][T14000] ip_gre: GRE over IPv4 tunneling driver
[ 1305.666298][T14254] ping (14254) used greatest stack depth: 24088 bytes left
[ 1307.641878][T14349] ping (14349) used greatest stack depth: 22744 bytes left
[ 1315.909825][T14574] ip6_gre: GRE over IPv6 tunneling driver
[ 1326.270393][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1328.319363][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1330.174346][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1332.159360][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!