[ 1497.689267][ T5641] gre: GRE over IPv4 demultiplexer driver
[ 1498.216661][ T5664] ip_gre: GRE over IPv4 tunneling driver
[ 1514.971944][ T6235] ip6_gre: GRE over IPv6 tunneling driver
[ 1522.370350][ T6578] ping (6578) used greatest stack depth: 23344 bytes left
[ 1525.181786][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1527.165746][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1529.021752][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1531.005750][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!