[ 3387.989650][ T3916] gre: GRE over IPv4 demultiplexor driver
[ 3389.135545][ T3939] ip_gre: GRE over IPv4 tunneling driver
[ 3424.803520][ T4511] ip6_gre: GRE over IPv6 tunneling driver
[ 3442.238977][ T3709] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3449.342796][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3453.310820][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3456.701928][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3460.605802][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!