[ 1556.577182][T25111] gre: GRE over IPv4 demultiplexer driver
[ 1557.276468][T25134] ip_gre: GRE over IPv4 tunneling driver
[ 1574.563399][T25706] ip6_gre: GRE over IPv6 tunneling driver
[ 1579.646750][   T28] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1580.787465][T25956] ping (25956) used greatest stack depth: 23240 bytes left
[ 1586.429212][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1588.734172][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1590.910172][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1593.021183][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!