linuxPackages: 6.12 -> 6.18 (NixOS#485549)

Author: K900

nixos/doc/manual/release-notes/rl-2605.section.md

@@ -4,7 +4,7 @@
 
 <!-- To avoid merge conflicts, consider adding your item at an arbitrary place in the list instead. -->
 
-- Create the first release note entry in this section!
+- The default kernel package has been updated from 6.12 to 6.18. All supported kernels remain available.
 
 ## New Modules {#sec-release-26.05-new-modules}
 

nixos/modules/tasks/filesystems/bcachefs.nix

@@ -242,9 +242,6 @@ in
           }
         ];
 
-        # Use LTS that bcachefs is compatible with.
-        boot.kernelPackages = lib.mkDefault pkgs.linuxPackages_6_18;
-
         # needed for systemd-remount-fs
         system.fsPackages = [ cfg.package ];
         services.udev.packages = [ cfg.package ];

pkgs/top-level/linux-kernels.nix

@@ -278,7 +278,7 @@ in
 
         linux_6_12_hardened = hardenedKernelFor kernels.linux_6_12 { };
 
-        linux_hardened = hardenedKernelFor packageAliases.linux_default.kernel { };
+        linux_hardened = linux_6_12_hardened;
       }
       // lib.optionalAttrs config.allowAliases {
         linux_libre = throw "linux_libre has been removed due to lack of maintenance";
@@ -812,7 +812,7 @@ in
   );
 
   packageAliases = {
-    linux_default = packages.linux_6_12;
+    linux_default = packages.linux_6_18;
     # Update this when adding the newest kernel major version!
     linux_latest = packages.linux_6_19;
     linux_rt_default = packages.linux_rt_5_15;