[ 3199.791205][T28949] gre: GRE over IPv4 demultiplexor driver
[ 3200.965035][T28973] ip_gre: GRE over IPv4 tunneling driver
[ 3236.018790][T29545] ip6_gre: GRE over IPv6 tunneling driver
[ 3242.794822][T10930] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3250.453756][T29794] ping (29794) used greatest stack depth: 23296 bytes left
[ 3256.100560][T11844] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3259.941351][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3263.653351][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3266.852383][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3270.564381][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!