[ 2178.447138][T17617] gre: GRE over IPv4 demultiplexor driver [ 2180.185331][T17641] ip_gre: GRE over IPv4 tunneling driver [ 2234.772953][T18213] ip6_gre: GRE over IPv6 tunneling driver [ 2271.856067][ C2] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 2276.912055][ C1] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 2281.327996][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 2286.449019][ C1] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 2362.692334][T19604] ping (19604) used greatest stack depth: 22624 bytes left