[ 1606.467579][T32398] gre: GRE over IPv4 demultiplexer driver
[ 1606.959814][T32421] ip_gre: GRE over IPv4 tunneling driver
[ 1623.132127][  T524] ip6_gre: GRE over IPv6 tunneling driver
[ 1628.632239][  T773] ping (773) used greatest stack depth: 23072 bytes left
[ 1633.531996][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1635.642968][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1637.499009][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1639.546965][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!