[ 1572.981895][ T3070] gre: GRE over IPv4 demultiplexer driver
[ 1573.495464][ T3093] ip_gre: GRE over IPv4 tunneling driver
[ 1590.401645][ T3665] ip6_gre: GRE over IPv6 tunneling driver
[ 1596.472977][ T3915] ping (3915) used greatest stack depth: 23696 bytes left
[ 1598.642742][ T4009] ping (4009) used greatest stack depth: 23112 bytes left
[ 1601.547874][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1603.659822][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1605.579834][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1607.691831][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!