[ 4048.767216][T24602] gre: GRE over IPv4 demultiplexor driver
[ 4050.946617][T24626] ip_gre: GRE over IPv4 tunneling driver
[ 4058.269885][T24690] ping (24690) used greatest stack depth: 23520 bytes left
[ 4072.319173][T24829] ping (24829) used greatest stack depth: 23016 bytes left
[ 4112.639989][T25198] ip6_gre: GRE over IPv6 tunneling driver
[ 4156.852483][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4163.060420][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4168.372447][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4174.645428][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!