[ 3225.576978][T23670] gre: GRE over IPv4 demultiplexer driver
[ 3227.212849][T23693] ip_gre: GRE over IPv4 tunneling driver
[ 3275.633563][T24265] ip6_gre: GRE over IPv6 tunneling driver
[ 3292.482643][   T63] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3304.002231][   T63] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3308.802146][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3313.665150][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3317.826143][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3322.625159][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3400.444996][T25740] ping (25740) used greatest stack depth: 23328 bytes left