[ 3205.840577][T23669] gre: GRE over IPv4 demultiplexer driver
[ 3207.444174][T23692] ip_gre: GRE over IPv4 tunneling driver
[ 3255.683818][T24266] ip6_gre: GRE over IPv6 tunneling driver
[ 3276.204574][T24515] ping (24515) used greatest stack depth: 23264 bytes left
[ 3288.837454][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3293.701352][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3297.861404][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3302.662357][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!