[ 1493.360264][ T3480] gre: GRE over IPv4 demultiplexer driver
[ 1493.865516][ T3503] ip_gre: GRE over IPv4 tunneling driver
[ 1510.442621][ T4074] ip6_gre: GRE over IPv6 tunneling driver
[ 1521.368446][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1523.417400][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1525.336407][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1527.448400][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1532.905501][ T4891] ping (4891) used greatest stack depth: 23376 bytes left