[ 3151.544580][T20720] gre: GRE over IPv4 demultiplexor driver
[ 3152.851818][T20744] ip_gre: GRE over IPv4 tunneling driver
[ 3189.321803][T21326] ip6_gre: GRE over IPv6 tunneling driver
[ 3190.549196][T20299] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3209.128040][T21669] ping (21669) used greatest stack depth: 23360 bytes left
[ 3213.334065][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3217.045041][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3220.309127][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3224.085104][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!