[ 4637.539931][T24887] gre: GRE over IPv4 demultiplexor driver [ 4639.732431][T24910] ip_gre: GRE over IPv4 tunneling driver [ 4704.940276][T25491] ip6_gre: GRE over IPv6 tunneling driver [ 4749.430333][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4755.510270][ C1] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4760.758276][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4767.030759][ C2] ip6_tunnel: tep0 xmit: Local address not yet configured!