[ 3367.274930][T31354] gre: GRE over IPv4 demultiplexor driver
[ 3368.515745][T31379] ip_gre: GRE over IPv4 tunneling driver
[ 3404.509600][T31952] ip6_gre: GRE over IPv6 tunneling driver
[ 3425.689316][T32295] ping (32295) used greatest stack depth: 23296 bytes left
[ 3426.037274][T31430] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3429.941179][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3433.717164][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3436.980185][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3440.820196][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!