[ 3248.395614][T23690] gre: GRE over IPv4 demultiplexer driver
[ 3249.995822][T23713] ip_gre: GRE over IPv4 tunneling driver
[ 3298.142217][T24291] ip6_gre: GRE over IPv6 tunneling driver
[ 3318.927783][T24540] ping (24540) used greatest stack depth: 23552 bytes left
[ 3326.962728][T18250] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3331.697553][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3336.561579][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3340.785526][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3345.650564][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!