[ 4686.479661][T25348] gre: GRE over IPv4 demultiplexor driver [ 4688.766458][T25372] ip_gre: GRE over IPv4 tunneling driver [ 4758.899928][T25949] ip6_gre: GRE over IPv6 tunneling driver [ 4789.312349][T26199] ping (26199) used greatest stack depth: 23296 bytes left [ 4806.041991][ C2] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4812.121963][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4817.369939][ C2] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4823.705932][ C3] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4921.396488][T27339] ping (27339) used greatest stack depth: 22192 bytes left