[ 4428.698986][T20442] gre: GRE over IPv4 demultiplexor driver
[ 4430.836517][T20465] ip_gre: GRE over IPv4 tunneling driver
[ 4490.088526][T21038] ip6_gre: GRE over IPv6 tunneling driver
[ 4531.975953][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4537.735851][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4542.599841][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4548.167918][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!