[ 1544.711180][T28396] gre: GRE over IPv4 demultiplexer driver
[ 1545.187678][T28419] ip_gre: GRE over IPv4 tunneling driver
[ 1561.776537][T29002] ip6_gre: GRE over IPv6 tunneling driver
[ 1572.607961][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1574.655928][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1576.574930][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1578.623929][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1600.492738][T30395] ping (30395) used greatest stack depth: 23368 bytes left