[ 4298.871246][T20160] gre: GRE over IPv4 demultiplexor driver
[ 4300.918504][T20184] ip_gre: GRE over IPv4 tunneling driver
[ 4362.199009][T20757] ip6_gre: GRE over IPv6 tunneling driver
[ 4404.889577][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4410.969453][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4416.025441][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4421.978444][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!