[ 1313.779724][T31772] gre: GRE over IPv4 demultiplexer driver
[ 1314.361960][T31795] ip_gre: GRE over IPv4 tunneling driver
[ 1322.424154][T32145] ping (32145) used greatest stack depth: 23408 bytes left
[ 1331.002907][T32370] ip6_gre: GRE over IPv6 tunneling driver
[ 1336.946190][T32619] ping (32619) used greatest stack depth: 22952 bytes left
[ 1342.052372][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1344.163340][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1346.083339][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1348.196337][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!