[ 1732.817396][ T9187] gre: GRE over IPv4 demultiplexer driver
[ 1733.297543][ T9210] ip_gre: GRE over IPv4 tunneling driver
[ 1749.707454][ T9781] ip6_gre: GRE over IPv6 tunneling driver
[ 1755.503942][T10030] ping (10030) used greatest stack depth: 23136 bytes left
[ 1757.727084][T20529] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1760.513061][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1762.562033][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1764.481037][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1766.530030][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!