[ 1482.461980][ T4149] gre: GRE over IPv4 demultiplexer driver
[ 1482.887162][ T4172] ip_gre: GRE over IPv4 tunneling driver
[ 1498.550650][ T4743] ip6_gre: GRE over IPv6 tunneling driver
[ 1502.906732][ T4942] ping (4942) used greatest stack depth: 22992 bytes left
[ 1508.757223][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1510.740210][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1512.533189][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1514.580200][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!