[ 4349.408763][T28712] gre: GRE over IPv4 demultiplexer driver
[ 4351.173150][T28735] ip_gre: GRE over IPv4 tunneling driver
[ 4402.521136][T29309] ip6_gre: GRE over IPv6 tunneling driver
[ 4438.157713][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4443.341596][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4447.821608][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4452.941604][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4528.484649][T30707] ping (30707) used greatest stack depth: 22880 bytes left