[ 3127.134683][T22578] gre: GRE over IPv4 demultiplexor driver
[ 3129.316666][T22602] ip_gre: GRE over IPv4 tunneling driver
[ 3189.919382][T23174] ip6_gre: GRE over IPv6 tunneling driver
[ 3230.750922][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3236.765831][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3241.693819][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3247.518822][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!