[ 4233.800424][T29159] gre: GRE over IPv4 demultiplexer driver
[ 4235.437302][T29182] ip_gre: GRE over IPv4 tunneling driver
[ 4283.812629][T29759] ip6_gre: GRE over IPv6 tunneling driver
[ 4312.553372][ T3734] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 4317.224658][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4322.344672][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4326.568664][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4331.496684][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4502.394346][T32284] ping (32284) used greatest stack depth: 23248 bytes left