[ 3395.877849][T29638] gre: GRE over IPv4 demultiplexor driver
[ 3397.047455][T29661] ip_gre: GRE over IPv4 tunneling driver
[ 3432.785124][T30232] ip6_gre: GRE over IPv6 tunneling driver
[ 3450.416585][T25735] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3457.134225][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3460.847251][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3464.110245][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3467.886227][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!