[ 3179.900747][T22574] gre: GRE over IPv4 demultiplexor driver
[ 3182.010870][T22598] ip_gre: GRE over IPv4 tunneling driver
[ 3242.917188][T23170] ip6_gre: GRE over IPv6 tunneling driver
[ 3284.785462][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3290.672418][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3295.601355][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3301.424377][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!