[ 4413.103272][T29190] gre: GRE over IPv4 demultiplexer driver
[ 4414.716274][T29213] ip_gre: GRE over IPv4 tunneling driver
[ 4463.434413][T29784] ip6_gre: GRE over IPv6 tunneling driver
[ 4497.478934][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4502.341895][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4506.565883][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4511.493876][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4583.636199][T31165] ping (31165) used greatest stack depth: 23536 bytes left