[ 3190.060654][T28987] gre: GRE over IPv4 demultiplexor driver
[ 3191.211049][T29010] ip_gre: GRE over IPv4 tunneling driver
[ 3226.308188][T29586] ip6_gre: GRE over IPv6 tunneling driver
[ 3227.682724][  T253] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3241.112975][T29835] ping (29835) used greatest stack depth: 23296 bytes left
[ 3250.850588][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3254.754574][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3258.146567][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3261.986583][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3309.455624][T30924] ping (30924) used greatest stack depth: 22736 bytes left