[ 1612.633616][ T1809] gre: GRE over IPv4 demultiplexer driver
[ 1613.091939][ T1832] ip_gre: GRE over IPv4 tunneling driver
[ 1620.871197][ T2181] ping (2181) used greatest stack depth: 22528 bytes left
[ 1629.330077][ T2407] ip6_gre: GRE over IPv6 tunneling driver
[ 1640.072776][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1642.120739][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1643.975863][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1646.023750][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!