[ 4712.903530][T24682] gre: GRE over IPv4 demultiplexor driver [ 4715.059263][T24705] ip_gre: GRE over IPv4 tunneling driver [ 4722.915174][T24770] ping (24770) used greatest stack depth: 23736 bytes left [ 4780.186722][T25279] ip6_gre: GRE over IPv6 tunneling driver [ 4802.833059][T25478] ping (25478) used greatest stack depth: 23696 bytes left [ 4808.579430][T25528] ping (25528) used greatest stack depth: 23600 bytes left [ 4825.235678][ C1] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4831.442610][ C1] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4836.819600][ C1] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4843.154625][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured!