[ 4425.969815][T22362] gre: GRE over IPv4 demultiplexor driver
[ 4427.959562][T22385] ip_gre: GRE over IPv4 tunneling driver
[ 4489.228756][T22957] ip6_gre: GRE over IPv6 tunneling driver
[ 4532.440456][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4538.263390][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4543.191397][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4549.272389][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!