[ 3136.901984][T28679] gre: GRE over IPv4 demultiplexor driver
[ 3138.056560][T28702] ip_gre: GRE over IPv4 tunneling driver
[ 3173.318637][T29280] ip6_gre: GRE over IPv6 tunneling driver
[ 3174.783632][T22740] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3177.599572][T12295] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3185.407550][  T276] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3187.929045][T29529] ping (29529) used greatest stack depth: 23552 bytes left
[ 3197.440474][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3201.087493][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3204.287485][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3207.935497][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3292.971474][T31236] ping (31236) used greatest stack depth: 23072 bytes left