[  958.766378][T13096] gre: GRE over IPv4 demultiplexer driver
[  959.399598][T13119] ip_gre: GRE over IPv4 tunneling driver
[  977.571955][T13691] ip6_gre: GRE over IPv6 tunneling driver
[  986.047559][T14034] ping (14034) used greatest stack depth: 23072 bytes left
[  989.149617][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  991.326498][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  993.373511][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  995.741520][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!