[  688.449199][T13727] gre: GRE over IPv4 demultiplexer driver
[  688.487798][T13727] ip6_gre: GRE over IPv6 tunneling driver
[  688.531205][   T69] ip6_tunnel: g1 xmit: Local address not yet configured!
[  688.564800][   T69] ip6_tunnel: g1 xmit: Local address not yet configured!
[  689.318783][T13765] systemd-sysctl (13765) used greatest stack depth: 23272 bytes left
[  690.038616][   T69] ip6_tunnel: g2 xmit: Local address not yet configured!
[  690.066917][   T69] ip6_tunnel: g2 xmit: Local address not yet configured!