[ 3200.758749][T23664] gre: GRE over IPv4 demultiplexer driver
[ 3202.494036][T23687] ip_gre: GRE over IPv4 tunneling driver
[ 3250.973108][T24259] ip6_gre: GRE over IPv6 tunneling driver
[ 3272.236281][T24508] ping (24508) used greatest stack depth: 23648 bytes left
[ 3276.152312][T10135] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3285.111682][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3289.975579][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3294.199593][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3299.128587][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!