[ 1672.136117][T16573] gre: GRE over IPv4 demultiplexer driver
[ 1672.626388][T16596] ip_gre: GRE over IPv4 tunneling driver
[ 1688.760278][T17184] ip6_gre: GRE over IPv6 tunneling driver
[ 1695.343842][T17484] ping (17484) used greatest stack depth: 22736 bytes left
[ 1699.300097][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1701.348074][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1703.205060][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1705.252065][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!