[ 1627.977702][T21356] gre: GRE over IPv4 demultiplexer driver
[ 1628.487581][T21379] ip_gre: GRE over IPv4 tunneling driver
[ 1644.261699][T21950] ip6_gre: GRE over IPv6 tunneling driver
[ 1651.805255][T22293] ping (22293) used greatest stack depth: 23168 bytes left
[ 1654.615206][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1656.663182][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1658.519175][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1660.503253][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!