[ 4284.552519][T19919] gre: GRE over IPv4 demultiplexor driver
[ 4286.119497][T19942] ip_gre: GRE over IPv4 tunneling driver
[ 4313.667895][T20294] ping (20294) used greatest stack depth: 23680 bytes left
[ 4333.769688][T20519] ip6_gre: GRE over IPv6 tunneling driver
[ 4361.493493][T20862] ping (20862) used greatest stack depth: 23440 bytes left
[ 4366.609222][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4371.473162][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4375.632114][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4380.432118][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!