[ 1486.797899][T11906] gre: GRE over IPv4 demultiplexer driver
[ 1487.201717][T11929] ip_gre: GRE over IPv4 tunneling driver
[ 1502.566696][T12501] ip6_gre: GRE over IPv6 tunneling driver
[ 1505.984052][T12656] ping (12656) used greatest stack depth: 23520 bytes left
[ 1507.957104][T12750] ping (12750) used greatest stack depth: 23320 bytes left
[ 1512.790108][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1514.775071][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1516.567061][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1518.550082][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1539.110163][T13884] ping (13884) used greatest stack depth: 23232 bytes left