[  396.707581] ip (4074) used greatest stack depth: 12232 bytes left
[  396.850756] gre: GRE over IPv4 demultiplexer driver
[  396.857007] ip6_gre: GRE over IPv6 tunneling driver
[  396.861037] ip6_tunnel: g1 xmit: Local address not yet configured!
[  396.865950] ip6_tunnel: g1 xmit: Local address not yet configured!
[  397.040956] ip6_tunnel: g2 xmit: Local address not yet configured!
[  397.043858] ip6_tunnel: g2 xmit: Local address not yet configured!