[ 1609.671149][ T1702] gre: GRE over IPv4 demultiplexer driver
[ 1610.105545][ T1725] ip_gre: GRE over IPv4 tunneling driver
[ 1625.831810][ T2302] ip6_gre: GRE over IPv6 tunneling driver
[ 1630.404536][T10470] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1631.363866][ T2553] ping (2553) used greatest stack depth: 22800 bytes left
[ 1636.284461][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1638.268456][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1640.123454][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1642.172466][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!