[ 2286.951424][T16888] gre: GRE over IPv4 demultiplexor driver
[ 2288.692398][T16912] ip_gre: GRE over IPv4 tunneling driver
[ 2311.531113][T17164] ping (17164) used greatest stack depth: 22544 bytes left
[ 2341.616133][T17484] ip6_gre: GRE over IPv6 tunneling driver
[ 2379.050907][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2384.361879][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2388.905836][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2394.217894][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!