From 3d5278e32b929dc3fcec0f4c985a586518849f05 Mon Sep 17 00:00:00 2001
From: Katherina Walshe-Grey <git@qenya.tel>
Date: Tue, 2 Sep 2025 00:01:26 +0100
Subject: [PATCH] tailscale: Add workaround for kernel bug

---
 common/tailscale.nix | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/common/tailscale.nix b/common/tailscale.nix
index 1fa1da8..142b0c4 100644
--- a/common/tailscale.nix
+++ b/common/tailscale.nix
@@ -20,4 +20,21 @@
   };
 
   networking.domain = "birdsong.network";
+
+  # Workaround for: https://github.com/tailscale/tailscale/issues/16966
+  nixpkgs.overlays = [
+    (_: prev: {
+      tailscale = prev.tailscale.overrideAttrs (old: {
+        checkFlags =
+          builtins.map
+            (
+              flag:
+              if prev.lib.hasPrefix "-skip=" flag
+              then flag + "|^TestGetList$|^TestIgnoreLocallyBoundPorts$|^TestPoller$"
+              else flag
+            )
+            old.checkFlags;
+      });
+    })
+  ];
 }