[ 1564.900266][T31964] gre: GRE over IPv4 demultiplexer driver
[ 1565.329505][T31987] ip_gre: GRE over IPv4 tunneling driver
[ 1580.503969][T32566] ip6_gre: GRE over IPv6 tunneling driver
[ 1585.811035][  T348] ping (348) used greatest stack depth: 23344 bytes left
[ 1590.546911][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1592.530887][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1594.323875][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1596.306891][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!