[ 3353.451902][T22714] gre: GRE over IPv4 demultiplexor driver
[ 3354.579737][T22738] ip_gre: GRE over IPv4 tunneling driver
[ 3389.123511][T23310] ip6_gre: GRE over IPv6 tunneling driver
[ 3403.616305][T23559] ping (23559) used greatest stack depth: 23568 bytes left
[ 3406.063086][T23603] ping (23603) used greatest stack depth: 22784 bytes left
[ 3406.391300][T20322] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3413.096740][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3416.808719][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3420.008750][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3423.720732][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!