[ 4439.731627][T25914] gre: GRE over IPv4 demultiplexor driver
[ 4441.760416][T25938] ip_gre: GRE over IPv4 tunneling driver
[ 4503.028539][T26510] ip6_gre: GRE over IPv6 tunneling driver
[ 4546.584017][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4552.600936][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4557.591977][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4563.415935][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!