[ 2797.849800][T17633] gre: GRE over IPv4 demultiplexor driver
[ 2800.081357][T17656] ip_gre: GRE over IPv4 tunneling driver
[ 2865.890134][T18227] ip6_gre: GRE over IPv6 tunneling driver
[ 2911.571433][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2917.971321][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2923.283399][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2929.556380][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!