[ 1422.492289][T13140] gre: GRE over IPv4 demultiplexer driver
[ 1422.933575][T13164] ip_gre: GRE over IPv4 tunneling driver
[ 1430.500012][T13519] ping (13519) used greatest stack depth: 23568 bytes left
[ 1438.824511][T13745] ip6_gre: GRE over IPv6 tunneling driver
[ 1446.388094][T14089] ping (14089) used greatest stack depth: 23320 bytes left
[ 1449.265348][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1451.312323][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1453.168317][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1455.152327][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!