[ 1441.210187][T28349] gre: GRE over IPv4 demultiplexer driver
[ 1441.646133][T28372] ip_gre: GRE over IPv4 tunneling driver
[ 1447.140664][T28624] ping (28624) used greatest stack depth: 23568 bytes left
[ 1457.319559][T28944] ip6_gre: GRE over IPv6 tunneling driver
[ 1467.680301][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1469.664272][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1471.520271][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1473.504275][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!