[ 4408.725074][T20440] gre: GRE over IPv4 demultiplexor driver
[ 4410.769508][T20463] ip_gre: GRE over IPv4 tunneling driver
[ 4471.818346][T21037] ip6_gre: GRE over IPv6 tunneling driver
[ 4513.522062][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4519.474004][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4524.401028][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4530.225037][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!