[ 4240.093767][T28772] gre: GRE over IPv4 demultiplexer driver
[ 4241.612361][T28795] ip_gre: GRE over IPv4 tunneling driver
[ 4288.037397][T29366] ip6_gre: GRE over IPv6 tunneling driver
[ 4320.959140][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4325.760048][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4329.920141][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4334.783081][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!