[ 2885.276570][T22338] gre: GRE over IPv4 demultiplexor driver
[ 2887.241465][T22361] ip_gre: GRE over IPv4 tunneling driver
[ 2920.624645][T22711] ping (22711) used greatest stack depth: 22896 bytes left
[ 2943.885901][T22936] ip6_gre: GRE over IPv6 tunneling driver
[ 2982.560288][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2988.064147][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2992.737130][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2998.049140][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3199.994441][T25548] ping (25548) used greatest stack depth: 22272 bytes left