[ 3189.328568][T23670] gre: GRE over IPv4 demultiplexer driver
[ 3190.924661][T23693] ip_gre: GRE over IPv4 tunneling driver
[ 3237.980917][T24264] ip6_gre: GRE over IPv6 tunneling driver
[ 3266.448100][T24607] ping (24607) used greatest stack depth: 23088 bytes left
[ 3271.619260][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3276.420143][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3280.579165][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3285.379202][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!