[ 4686.640462][T24853] gre: GRE over IPv4 demultiplexor driver
[ 4688.837840][T24877] ip_gre: GRE over IPv4 tunneling driver
[ 4754.626014][T25449] ip6_gre: GRE over IPv6 tunneling driver
[ 4799.842469][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4806.114332][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4811.299345][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4817.570355][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!