[ 3145.300213][T20600] gre: GRE over IPv4 demultiplexor driver
[ 3146.539778][T20623] ip_gre: GRE over IPv4 tunneling driver
[ 3183.516566][T21196] ip6_gre: GRE over IPv6 tunneling driver
[ 3198.230649][T21445] ping (21445) used greatest stack depth: 23312 bytes left
[ 3200.956706][T20339] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3207.803572][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3211.515583][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3214.844582][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3218.620565][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!