[ 3424.317721][T31410] gre: GRE over IPv4 demultiplexor driver [ 3425.651242][T31441] ip_gre: GRE over IPv4 tunneling driver [ 3462.048379][T32015] ip6_gre: GRE over IPv6 tunneling driver [ 3477.017385][T32264] ping (32264) used greatest stack depth: 23360 bytes left [ 3483.030256][T11347] ip6_tunnel: tep1 xmit: Local address not yet configured! [ 3487.126134][ C1] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 3490.965186][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 3494.358097][ C3] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 3498.197187][ C3] ip6_tunnel: tep0 xmit: Local address not yet configured!