[ 1685.403237][T16744] gre: GRE over IPv4 demultiplexer driver
[ 1685.951516][T16767] ip_gre: GRE over IPv4 tunneling driver
[ 1691.920821][T17020] ping (17020) used greatest stack depth: 23768 bytes left
[ 1702.879852][T17346] ip6_gre: GRE over IPv6 tunneling driver
[ 1708.937275][T17603] ping (17603) used greatest stack depth: 22952 bytes left
[ 1714.038322][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1716.149282][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1718.069292][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1720.182294][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!