[ 3210.793626][T26380] gre: GRE over IPv4 demultiplexor driver
[ 3213.005604][T26404] ip_gre: GRE over IPv4 tunneling driver
[ 3277.555072][T26977] ip6_gre: GRE over IPv6 tunneling driver
[ 3305.313262][T27233] ping (27233) used greatest stack depth: 23360 bytes left
[ 3321.442844][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3327.522765][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3332.770802][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3338.914767][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!