[ 3179.031977][T27778] gre: GRE over IPv4 demultiplexor driver
[ 3180.180100][T27801] ip_gre: GRE over IPv4 tunneling driver
[ 3215.997671][T28372] ip6_gre: GRE over IPv6 tunneling driver
[ 3225.798993][T19767] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3231.174947][ T4431] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3237.539238][T28722] ping (28722) used greatest stack depth: 23360 bytes left
[ 3242.758849][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3247.046823][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3250.438811][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3254.278809][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!