[ 1656.711258][T32117] gre: GRE over IPv4 demultiplexer driver
[ 1657.246586][T32141] ip_gre: GRE over IPv4 tunneling driver
[ 1673.034256][T32713] ip6_gre: GRE over IPv6 tunneling driver
[ 1677.476709][  T444] ping (444) used greatest stack depth: 23664 bytes left
[ 1683.443465][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1685.427451][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1687.283450][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1689.267452][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!