[ 1605.371661][ T6191] gre: GRE over IPv4 demultiplexer driver
[ 1605.838581][ T6214] ip_gre: GRE over IPv4 tunneling driver
[ 1622.420450][ T6795] ip6_gre: GRE over IPv6 tunneling driver
[ 1628.340820][ T7045] ping (7045) used greatest stack depth: 22336 bytes left
[ 1633.356325][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1635.404280][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1637.324293][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1639.373282][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!