[ 4071.098046][T28700] gre: GRE over IPv4 demultiplexer driver
[ 4072.778546][T28723] ip_gre: GRE over IPv4 tunneling driver
[ 4121.448150][T29295] ip6_gre: GRE over IPv6 tunneling driver
[ 4154.887766][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4159.688649][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4163.848689][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4168.711654][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4190.321970][T30112] ping (30112) used greatest stack depth: 23152 bytes left