[ 4400.523074][T22371] gre: GRE over IPv4 demultiplexor driver
[ 4402.577966][T22394] ip_gre: GRE over IPv4 tunneling driver
[ 4464.065756][T22968] ip6_gre: GRE over IPv6 tunneling driver
[ 4506.539378][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4512.299270][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4517.356262][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4523.307288][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!