[ 3218.250263][T27789] gre: GRE over IPv4 demultiplexor driver
[ 3219.368851][T27812] ip_gre: GRE over IPv4 tunneling driver
[ 3239.683687][T28158] ping (28158) used greatest stack depth: 22864 bytes left
[ 3255.428860][T28383] ip6_gre: GRE over IPv6 tunneling driver
[ 3267.807524][T11592] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3274.715298][T16876] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3282.075275][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3286.107227][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3289.883258][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3294.300194][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!