[ 3301.974189][T23670] gre: GRE over IPv4 demultiplexer driver
[ 3303.534317][T23693] ip_gre: GRE over IPv4 tunneling driver
[ 3351.162288][T24277] ip6_gre: GRE over IPv6 tunneling driver
[ 3367.750934][T12904] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3371.300393][T24526] ping (24526) used greatest stack depth: 23648 bytes left
[ 3383.493832][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3388.358820][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3392.517821][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3397.445831][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!