[ 4354.518986][T20302] gre: GRE over IPv4 demultiplexor driver
[ 4356.555389][T20325] ip_gre: GRE over IPv4 tunneling driver
[ 4416.991558][T20897] ip6_gre: GRE over IPv6 tunneling driver
[ 4461.563398][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4467.836317][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4473.147298][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4479.164268][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!