[ 3171.043324][T23665] gre: GRE over IPv4 demultiplexer driver
[ 3172.791569][T23688] ip_gre: GRE over IPv4 tunneling driver
[ 3220.486012][T24259] ip6_gre: GRE over IPv6 tunneling driver
[ 3253.834201][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3258.699125][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3262.859111][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3267.915126][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3338.425999][T25662] ping (25662) used greatest stack depth: 23712 bytes left