[ 1602.921070][ T8237] gre: GRE over IPv4 demultiplexer driver
[ 1603.488211][ T8261] ip_gre: GRE over IPv4 tunneling driver
[ 1620.675518][ T8833] ip6_gre: GRE over IPv6 tunneling driver
[ 1629.145243][ T9184] ping (9184) used greatest stack depth: 23168 bytes left
[ 1632.118042][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1634.294012][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1636.214123][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1638.326003][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!