[ 3171.041846][T27807] gre: GRE over IPv4 demultiplexor driver
[ 3172.207408][T27830] ip_gre: GRE over IPv4 tunneling driver
[ 3208.963409][T28402] ip6_gre: GRE over IPv6 tunneling driver
[ 3235.105301][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3238.816220][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3242.017222][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3245.729210][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3361.871366][T30866] ping (30866) used greatest stack depth: 23264 bytes left