[ 4406.083819][T22426] gre: GRE over IPv4 demultiplexor driver
[ 4408.067783][T22449] ip_gre: GRE over IPv4 tunneling driver
[ 4469.165759][T23021] ip6_gre: GRE over IPv6 tunneling driver
[ 4512.689555][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4518.641531][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4523.761489][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4529.649493][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!