[ 3245.363244][T28932] gre: GRE over IPv4 demultiplexor driver
[ 3246.664061][T28955] ip_gre: GRE over IPv4 tunneling driver
[ 3283.261112][T29526] ip6_gre: GRE over IPv6 tunneling driver
[ 3295.545531][T29527] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3298.156379][T29776] ping (29776) used greatest stack depth: 23360 bytes left
[ 3307.962360][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3311.802373][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3315.130391][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3318.969404][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!