[ 4319.207933][T20159] gre: GRE over IPv4 demultiplexor driver
[ 4321.282688][T20182] ip_gre: GRE over IPv4 tunneling driver
[ 4382.983100][T20753] ip6_gre: GRE over IPv6 tunneling driver
[ 4424.815065][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4430.702972][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4435.885975][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4441.774000][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!