[ 3187.728646][T22574] gre: GRE over IPv4 demultiplexor driver
[ 3189.766525][T22598] ip_gre: GRE over IPv4 tunneling driver
[ 3250.271147][T23170] ip6_gre: GRE over IPv6 tunneling driver
[ 3292.532479][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3298.420367][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3303.284364][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3309.108361][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!