[ 3180.357697][T28988] gre: GRE over IPv4 demultiplexor driver
[ 3181.649149][T29019] ip_gre: GRE over IPv4 tunneling driver
[ 3216.638840][T29598] ip6_gre: GRE over IPv6 tunneling driver
[ 3225.847494][T26232] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3230.738174][T29849] ping (29849) used greatest stack depth: 22128 bytes left
[ 3236.279347][T28838] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3239.992361][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3243.640292][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3246.775283][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3250.488299][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!