[ 4098.715578][T28311] gre: GRE over IPv4 demultiplexor driver
[ 4100.274383][T28334] ip_gre: GRE over IPv4 tunneling driver
[ 4146.278073][T28907] ip6_gre: GRE over IPv6 tunneling driver
[ 4178.296666][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4182.967602][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4187.000638][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4191.671619][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4306.892411][T30854] ping (30854) used greatest stack depth: 22840 bytes left