[ 1732.605491][T18117] gre: GRE over IPv4 demultiplexer driver
[ 1733.178462][T18140] ip_gre: GRE over IPv4 tunneling driver
[ 1749.810396][T18712] ip6_gre: GRE over IPv6 tunneling driver
[ 1753.899384][   T10] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1755.888997][T18968] ping (18968) used greatest stack depth: 23072 bytes left
[ 1760.938823][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1763.050813][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1764.970853][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1767.082798][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!