[ 1666.438955][T19827] gre: GRE over IPv4 demultiplexer driver
[ 1667.023879][T19850] ip_gre: GRE over IPv4 tunneling driver
[ 1683.532786][T20421] ip6_gre: GRE over IPv6 tunneling driver
[ 1687.439366][  T397] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1689.501611][T20671] ping (20671) used greatest stack depth: 23072 bytes left
[ 1694.622797][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1696.671813][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1698.590799][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1700.703800][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!