[ 4668.240002][T24657] gre: GRE over IPv4 demultiplexor driver
[ 4670.419436][T24680] ip_gre: GRE over IPv4 tunneling driver
[ 4697.750766][T24934] ping (24934) used greatest stack depth: 23888 bytes left
[ 4733.223821][T25253] ip6_gre: GRE over IPv6 tunneling driver
[ 4740.771319][T25314] ping (25314) used greatest stack depth: 23064 bytes left
[ 4777.719415][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4783.862284][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4789.046291][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4795.254297][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!