[ 2801.977885][T19532] ip_gre: GRE over IPv4 tunneling driver
[ 2903.789493][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2909.869468][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2914.861443][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2920.558431][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!