[ 3145.523232][T22576] gre: GRE over IPv4 demultiplexor driver
[ 3147.548704][T22600] ip_gre: GRE over IPv4 tunneling driver
[ 3207.826955][T23174] ip6_gre: GRE over IPv6 tunneling driver
[ 3249.197498][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3255.150390][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3260.013400][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3265.709410][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!