[ 4429.024620][T22440] gre: GRE over IPv4 demultiplexor driver
[ 4431.259018][T22463] ip_gre: GRE over IPv4 tunneling driver
[ 4492.423696][T23043] ip6_gre: GRE over IPv6 tunneling driver
[ 4535.294958][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4541.183887][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4546.239892][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4552.190887][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!