[ 4680.086870][T24584] gre: GRE over IPv4 demultiplexor driver
[ 4682.333151][T24607] ip_gre: GRE over IPv4 tunneling driver
[ 4748.075193][T25182] ip6_gre: GRE over IPv6 tunneling driver
[ 4794.051613][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4800.451572][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4805.827534][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4812.099555][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!