[ 1751.281314][ T5772] gre: GRE over IPv4 demultiplexer driver
[ 1751.796158][ T5795] ip_gre: GRE over IPv4 tunneling driver
[ 1757.098176][ T6039] ip (6039) used greatest stack depth: 23352 bytes left
[ 1768.296386][ T6374] ip6_gre: GRE over IPv6 tunneling driver
[ 1775.156235][ T6668] ping (6668) used greatest stack depth: 22640 bytes left
[ 1776.447960][ T6331] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1779.222896][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1781.335895][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1783.254913][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1785.366899][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!