[ 3215.515135][T27841] gre: GRE over IPv4 demultiplexor driver
[ 3216.718938][T27864] ip_gre: GRE over IPv4 tunneling driver
[ 3253.959372][T28436] ip6_gre: GRE over IPv6 tunneling driver
[ 3263.908294][T12812] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3269.154563][T28686] ping (28686) used greatest stack depth: 23192 bytes left
[ 3279.520169][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3283.423197][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3287.264167][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3291.104152][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!