[ 4308.316609][T29265] gre: GRE over IPv4 demultiplexer driver
[ 4309.985590][T29288] ip_gre: GRE over IPv4 tunneling driver
[ 4337.640108][T29635] ping (29635) used greatest stack depth: 23096 bytes left
[ 4357.552826][T29860] ip6_gre: GRE over IPv6 tunneling driver
[ 4390.173955][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4394.974858][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4399.133883][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4404.061891][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!