[ 2544.645068][T16481] gre: GRE over IPv4 demultiplexer driver
[ 2546.233672][T16504] ip_gre: GRE over IPv4 tunneling driver
[ 2562.934587][T16721] ip (16721) used greatest stack depth: 23392 bytes left
[ 2593.775613][T17077] ip6_gre: GRE over IPv6 tunneling driver
[ 2626.547937][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2631.346857][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2635.506858][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2640.243784][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!