[ 1614.986564][ T1670] gre: GRE over IPv4 demultiplexer driver
[ 1615.472225][ T1693] ip_gre: GRE over IPv4 tunneling driver
[ 1631.734357][ T2272] ip6_gre: GRE over IPv6 tunneling driver
[ 1637.603585][ T6558] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1639.542495][ T2617] ping (2617) used greatest stack depth: 22704 bytes left
[ 1642.402909][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1644.451904][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1646.370914][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1648.418903][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!