[ 3124.894891][T27758] gre: GRE over IPv4 demultiplexor driver
[ 3126.042954][T27781] ip_gre: GRE over IPv4 tunneling driver
[ 3146.507566][T28134] ping (28134) used greatest stack depth: 23136 bytes left
[ 3162.198979][T28359] ip6_gre: GRE over IPv6 tunneling driver
[ 3169.354764][T22633] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3172.234085][T26083] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3186.953625][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3190.793605][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3194.249605][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3198.025614][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!