[ 2985.638100][T32174] gre: GRE over IPv4 demultiplexor driver
[ 2986.583429][T32197] ip_gre: GRE over IPv4 tunneling driver
[ 3003.751408][T32543] ping (32543) used greatest stack depth: 23440 bytes left
[ 3017.532838][  T304] ip6_gre: GRE over IPv6 tunneling driver
[ 3038.746436][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3042.138293][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3045.019292][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3048.346300][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!