Need Help - When 2 WireGuard tunnels are active Windows BSOD occurs upon disconnecting/disabling Ethernet NIC

Siva R siva131mz at gmail.com
Tue Feb 22 12:48:02 UTC 2022


Hi..

This is my wg setup

2 Active wg tunnels. Table=Off in both. Routes added/deleted via
PostUp and PreDown. Both tunnels have routes configured for subnet
0.0.0.0/0 with low priority(higher interface metric and route metric)

So by default all my connections go via Ethernet unless configured in
the application to use wg NIC.

Problem is when 2 wg tunnels are active Windows BSOD occurs upon
disconnecting/disabling Ethernet NIC. It doesn't happen when 1 wg
tunnel is active

Please let me know if any other information is needed. Happy to share.

I've also posted about the anomaly in reddit.

https://www.reddit.com/r/WireGuard/comments/syk18j/when_2_wireguard_tunnels_are_active_windows_bsod/

Many thanks.


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