[ 6220.833897][T31945] gre: GRE over IPv4 demultiplexor driver
[ 6220.850437][T31945] ip6_gre: GRE over IPv6 tunneling driver
[ 6221.035744][T11651] ip6_tunnel: er6 xmit: Local address not yet configured!
[ 6221.356345][T22901] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 6221.529284][   T76] ip6_tunnel: er6 xmit: Local address not yet configured!