[ 2537.010566][T17627] gre: GRE over IPv4 demultiplexor driver
[ 2539.007284][T17650] ip_gre: GRE over IPv4 tunneling driver
[ 2599.007281][T18221] ip6_gre: GRE over IPv6 tunneling driver
[ 2640.357121][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2646.052969][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2651.237051][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2657.124979][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!