[ 4351.237654][T22414] gre: GRE over IPv4 demultiplexor driver
[ 4353.193270][T22437] ip_gre: GRE over IPv4 tunneling driver
[ 4417.734375][T23010] ip6_gre: GRE over IPv6 tunneling driver
[ 4461.882033][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4468.921787][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4481.785804][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4585.997359][T24501] ping (24501) used greatest stack depth: 22144 bytes left