[ 1785.202377][ T4678] gre: GRE over IPv4 demultiplexer driver
[ 1785.696274][ T4701] ip_gre: GRE over IPv4 tunneling driver
[ 1801.658030][ T5272] ip6_gre: GRE over IPv6 tunneling driver
[ 1809.275614][ T5617] ping (5617) used greatest stack depth: 22704 bytes left
[ 1809.443957][ T6440] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1812.148889][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1814.195908][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1816.051893][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1818.100896][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!