[ 3233.399185][T22577] gre: GRE over IPv4 demultiplexor driver
[ 3235.805491][T22608] ip_gre: GRE over IPv4 tunneling driver
[ 3298.794252][T23180] ip6_gre: GRE over IPv6 tunneling driver
[ 3339.711726][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3345.408641][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3350.271628][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3356.223629][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!