[ 4544.507680][T29183] gre: GRE over IPv4 demultiplexer driver
[ 4546.208657][T29206] ip_gre: GRE over IPv4 tunneling driver
[ 4595.988998][T29785] ip6_gre: GRE over IPv6 tunneling driver
[ 4630.102744][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4635.158579][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4639.446622][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4644.502607][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!