[  943.911883][ T7590] gre: GRE over IPv4 demultiplexor driver
[  945.396156][ T7611] ip (7611) used greatest stack depth: 24208 bytes left
[  945.920730][ T7615] ip_gre: GRE over IPv4 tunneling driver
[  980.531263][ T7962] ping (7962) used greatest stack depth: 22696 bytes left
[ 1004.623573][ T8195] ip6_gre: GRE over IPv6 tunneling driver
[ 1044.592525][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1050.224470][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1054.960477][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1060.592456][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!