Update recipe.yml

fix for kernel issues

files/scripts/bazzite-kernel.sh

@@ -0,0 +1,89 @@
+#!/usr/bin/env bash
+# Replaces the stock Fedora kernel with the Bazzite kernel.
+# The Bazzite kernel ships sched-ext (SCX) support and gaming/realtime
+# optimizations, making it well-suited for low-latency audio workloads.
+#
+# Based on the solarpowered project kernel install approach:
+# https://github.com/solar-powered/solarpowered
+
+set -ouex pipefail
+
+OS_VERSION=$(rpm -E %fedora)
+VER=$(basename "$(curl -Ls -o /dev/null -w '%{url_effective}' https://github.com/bazzite-org/kernel-bazzite/releases/latest)")
+
+# Verify we got a valid version string
+if [[ -z "$VER" ]]; then
+    echo "ERROR: Failed to determine latest bazzite kernel version" >&2
+    exit 1
+fi
+echo "Bazzite kernel version: ${VER}"
+
+# Disable kernel-install hooks so they don't trigger inside the container
+# build environment. The initramfs will be generated explicitly below.
+mkdir -p /usr/lib/kernel/install.d
+pushd /usr/lib/kernel/install.d
+printf '%s\n' '#!/bin/sh' 'exit 0' >05-rpmostree.install
+printf '%s\n' '#!/bin/sh' 'exit 0' >50-dracut.install
+chmod +x 05-rpmostree.install 50-dracut.install
+popd
+
+# Erase stock Fedora kernel RPMs from the package database (matches Bazzite's approach)
+for pkg in kernel kernel-core kernel-modules kernel-modules-core kernel-modules-extra kernel-tools-libs kernel-tools; do
+  rpm --erase "$pkg" --nodeps || true
+done
+
+# Remove ALL existing kernel module directories.
+rm -rf /usr/lib/modules
+
+# Create /boot/grub2 so grub2 RPM scriptlets don't fail in the container
+# build environment. It gets removed by the rm -rf /boot/* below.
+mkdir -p /boot/grub2
+
+echo "Installing Bazzite kernel ${VER}..."
+dnf5 install -y \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-common-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-core-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-devel-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-devel-matched-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-modules-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-modules-akmods-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-modules-core-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-modules-extra-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-modules-extra-matched-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-modules-internal-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-tools-$VER.fc$OS_VERSION.x86_64.rpm \
+    https://github.com/bazzite-org/kernel-bazzite/releases/download/$VER/kernel-tools-libs-$VER.fc$OS_VERSION.x86_64.rpm
+
+# Identify the newly installed Bazzite kernel version
+NEW_KVER=$(ls /usr/lib/modules | head -n1)
+
+# Ensure vmlinuz is at the path expected by rpm-ostree and bootc for boot
+# entry generation.
+if [ ! -f "/usr/lib/modules/${NEW_KVER}/vmlinuz" ]; then
+  if [ -f "/boot/vmlinuz-${NEW_KVER}" ]; then
+    cp "/boot/vmlinuz-${NEW_KVER}" "/usr/lib/modules/${NEW_KVER}/vmlinuz"
+  else
+    echo "ERROR: vmlinuz not found for kernel ${NEW_KVER}" >&2
+    exit 1
+  fi
+fi
+
+# Rebuild kernel module dependency map before generating initramfs.
+depmod -a "${NEW_KVER}"
+
+# Generate the initramfs inside the container image so that rpm-ostree and
+# bootc can use it directly at deploy time.
+dracut \
+  --no-hostonly \
+  --kver "${NEW_KVER}" \
+  --reproducible \
+  --zstd \
+  -v \
+  --add ostree \
+  --force \
+  "/usr/lib/modules/${NEW_KVER}/initramfs.img"
+
+# Atomic images manage /boot via the bootloader layer; clear any kernel
+# files the RPM dropped there.
+rm -rf /boot/*

files/scripts/cachyos-kernel.sh

@@ -59,6 +59,9 @@ if [ ! -f "/usr/lib/modules/${NEW_KVER}/vmlinuz" ]; then
   fi
 fi
 
+# Rebuild kernel module dependency map before generating initramfs.
+depmod -a "${NEW_KVER}"
+
 # Generate the initramfs inside the container image so that rpm-ostree and
 # bootc can use it directly at deploy time. Without this step, Kinoite boots
 # with no initramfs and hits a dracut emergency shell (the "wall of errors").
@@ -71,7 +74,7 @@ dracut \
   --filesystems "btrfs" \
   --add-drivers "btrfs" \
   --force \
-  "/usr/lib/modules/${NEW_KVER}/initrd" \
+  "/usr/lib/modules/${NEW_KVER}/initramfs.img" \
   "${NEW_KVER}"
 
 # Atomic images manage /boot via the bootloader layer; clear any kernel

recipes/common/copr-packages.yml

@@ -2,7 +2,6 @@ modules:
   - type: dnf
     repos:
       copr:
-        - bieszczaders/kernel-cachyos-lto
         - bieszczaders/kernel-cachyos-addons
         - patrickl/wine-tkg
         - timlau/audio

recipes/recipe.yml

@@ -6,21 +6,30 @@ name: miasma-os
 description: An KDE based Universal Blue image targeted towards musicians and music producers inspired by Fedora Jam
 
 # the base image to build on top of (FROM) and the version tag to use
-base-image: quay.io/fedora-ostree-desktops/kinoite
+base-image: ghcr.io/ublue-os/aurora
-image-version: 43
+image-version: latest
 
 modules:
-  # Add CachyOS repos first so the kernel swap script can use them
+  # Swap stock Fedora kernel for Bazzite kernel
+  - type: script
+    scripts:
+      - bazzite-kernel.sh
+
+  # Install SCX scheduler (works with Bazzite kernel's sched-ext support)
   - type: dnf
     repos:
       copr:
-        - bieszczaders/kernel-cachyos-lto
         - bieszczaders/kernel-cachyos-addons
+    install:
+      install-weak-deps: false
+      packages:
+        - scx-scheds-git
+        - scx-manager
 
-  # Swap stock Fedora kernel for CachyOS LTO kernel
+  - type: systemd
-  - type: script
+    system:
-    scripts:
+      enabled:
-      - cachyos-kernel.sh
+        - scx_loader.service
 
   - type: dnf
     install: