[ 2546.865418][T17623] gre: GRE over IPv4 demultiplexor driver
[ 2548.881474][T17646] ip_gre: GRE over IPv4 tunneling driver
[ 2609.755693][T18224] ip6_gre: GRE over IPv6 tunneling driver
[ 2650.770249][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2656.531134][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2661.394152][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2667.219137][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!