[ 4400.730482][T25914] gre: GRE over IPv4 demultiplexor driver [ 4402.747825][T25937] ip_gre: GRE over IPv4 tunneling driver [ 4462.136215][T26509] ip6_gre: GRE over IPv6 tunneling driver [ 4505.009540][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4511.026349][ C3] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4516.017417][ C2] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4522.033439][ C3] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4560.992822][T27422] ping (27422) used greatest stack depth: 22832 bytes left