[ 1623.224015][T16023] gre: GRE over IPv4 demultiplexer driver
[ 1623.680561][T16046] ip_gre: GRE over IPv4 tunneling driver
[ 1639.643021][T16618] ip6_gre: GRE over IPv6 tunneling driver
[ 1647.194936][T16962] ping (16962) used greatest stack depth: 23264 bytes left
[ 1650.065891][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1652.114845][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1652.970806][T17100] ping (17100) used greatest stack depth: 23208 bytes left
[ 1653.969848][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1656.017853][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!