[  636.421856][ T5074] gre: GRE over IPv4 demultiplexer driver
[  636.467523][ T5074] ip6_gre: GRE over IPv6 tunneling driver
[  636.511999][   T66] ip6_tunnel: g1 xmit: Local address not yet configured!
[  636.556834][   T66] ip6_tunnel: g1 xmit: Local address not yet configured!
[  637.960227][   T66] ip6_tunnel: g2 xmit: Local address not yet configured!
[  637.983438][   T66] ip6_tunnel: g2 xmit: Local address not yet configured!
[  637.989405][ T5148] ip (5148) used greatest stack depth: 24320 bytes left