[ 1486.451960][T30981] gre: GRE over IPv4 demultiplexer driver
[ 1486.904537][T31004] ip_gre: GRE over IPv4 tunneling driver
[ 1502.509848][T31583] ip6_gre: GRE over IPv6 tunneling driver
[ 1512.691917][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1514.675895][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1516.531894][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1518.514895][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1572.204663][ T1733] ping (1733) used greatest stack depth: 23520 bytes left