[ 4468.950211][T22384] gre: GRE over IPv4 demultiplexor driver
[ 4471.130011][T22407] ip_gre: GRE over IPv4 tunneling driver
[ 4533.904183][T22979] ip6_gre: GRE over IPv6 tunneling driver
[ 4576.459673][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4582.411560][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4587.531581][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4593.612555][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!