[ 1740.619816][ T7884] gre: GRE over IPv4 demultiplexer driver
[ 1741.122817][ T7907] ip_gre: GRE over IPv4 tunneling driver
[ 1757.825614][ T8478] ip6_gre: GRE over IPv6 tunneling driver
[ 1762.661306][   T63] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1765.824929][ T8828] ping (8828) used greatest stack depth: 23120 bytes left
[ 1768.709255][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1770.822245][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1772.677248][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1774.790238][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!