[ 3206.915414][T27792] gre: GRE over IPv4 demultiplexor driver
[ 3208.175680][T27815] ip_gre: GRE over IPv4 tunneling driver
[ 3220.564771][T28017] ping (28017) used greatest stack depth: 23032 bytes left
[ 3245.404710][T28386] ip6_gre: GRE over IPv6 tunneling driver
[ 3258.221594][T19499] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3270.957464][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3274.798436][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3278.189447][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3282.029456][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!