[ 1680.664742][T16033] gre: GRE over IPv4 demultiplexer driver
[ 1681.134389][T16056] ip_gre: GRE over IPv4 tunneling driver
[ 1696.661244][T16634] ip6_gre: GRE over IPv6 tunneling driver
[ 1701.019994][T16833] ping (16833) used greatest stack depth: 23328 bytes left
[ 1706.837892][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1708.821865][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1710.613869][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1712.597922][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!