[ 3216.817106][T28948] gre: GRE over IPv4 demultiplexor driver
[ 3217.960730][T28971] ip_gre: GRE over IPv4 tunneling driver
[ 3254.312558][T29543] ip6_gre: GRE over IPv6 tunneling driver
[ 3258.792645][   T35] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3279.207504][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3283.047532][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3286.439539][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3290.279541][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!