core: experimental linux kernel version 6.4-rc0

modules/core/boot.nix

@@ -36,7 +36,33 @@ in {
       loader.systemd-boot.enable = lib.mkDefault true;
 
       # Use latest linux kernel by default
-      kernelPackages = lib.mkDefault pkgs.linuxPackages_6_1;
+      #kernelPackages = lib.mkDefault pkgs.linuxPackages_6_1;
+      kernelPackages = let
+        linux_6_4_pkg = {
+          fetchurl,
+          buildLinux,
+          ...
+        } @ args:
+          buildLinux (args
+            // rec {
+              version = "6.4-rc0";
+              modDirVersion = "6.3.0";
+
+              src = fetchurl {
+                url = "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/snapshot/linux-master.tar.gz";
+                sha256 = "sha256-RpeMCBannCFW/Q0t6ZYtyJlvMdVXnr7HfISJQsnyQBo=";
+              };
+
+              kernelPatches = [];
+
+              ignoreConfigErrors = true;
+
+              extraMeta.branch = "6.4";
+            }
+            // (args.argsOverride or {}));
+        linux_6_4 = pkgs.callPackage linux_6_4_pkg {};
+      in
+        pkgs.recurseIntoAttrs (pkgs.linuxPackagesFor linux_6_4);
 
       # Support ntfs drives
       supportedFilesystems = ["ntfs"];