[ 1410.891390][T11868] gre: GRE over IPv4 demultiplexer driver
[ 1411.311041][T11891] ip_gre: GRE over IPv4 tunneling driver
[ 1426.520288][T12462] ip6_gre: GRE over IPv6 tunneling driver
[ 1436.609600][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1438.594560][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1440.385561][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1442.306568][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1462.367585][T13854] ping (13854) used greatest stack depth: 23392 bytes left
[ 1492.988893][T14987] ping (14987) used greatest stack depth: 23152 bytes left