diff --git a/.SRCINFO b/.SRCINFO
index 47b4361..a801cea 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,7 +1,7 @@
 pkgbase = linux
 	pkgdesc = Linux
-	pkgver = 6.18.7.arch1
-	pkgrel = 1
+	pkgver = 6.18.9.arch1
+	pkgrel = 2
 	url = https://github.com/archlinux/linux
 	arch = x86_64
 	license = GPL-2.0-only
@@ -24,30 +24,30 @@ pkgbase = linux
 	makedepends = texlive-latexextra
 	options = !debug
 	options = !strip
-	source = https://cdn.kernel.org/pub/linux/kernel/v6.x/linux-6.18.7.tar.xz
-	source = https://cdn.kernel.org/pub/linux/kernel/v6.x/linux-6.18.7.tar.sign
-	source = https://github.com/archlinux/linux/releases/download/v6.18.7-arch1/linux-v6.18.7-arch1.patch.zst
-	source = https://github.com/archlinux/linux/releases/download/v6.18.7-arch1/linux-v6.18.7-arch1.patch.zst.sig
-	source = config
+	source = https://cdn.kernel.org/pub/linux/kernel/v6.x/linux-6.18.9.tar.xz
+	source = https://cdn.kernel.org/pub/linux/kernel/v6.x/linux-6.18.9.tar.sign
+	source = https://github.com/archlinux/linux/releases/download/v6.18.9-arch1/linux-v6.18.9-arch1.patch.zst
+	source = https://github.com/archlinux/linux/releases/download/v6.18.9-arch1/linux-v6.18.9-arch1.patch.zst.sig
 	validpgpkeys = ABAF11C65A2970B130ABE3C479BE3E4300411886
 	validpgpkeys = 647F28654894E3BD457199BE38DBBDC86092693E
 	validpgpkeys = 83BC8889351B5DEBBB68416EB8AC08600F108CDF
-	sha256sums = b726a4d15cf9ae06219b56d87820776e34d89fbc137e55fb54a9b9c3015b8f1e
+	sha256sums = 030115ff8fb4cb536d8449dc40ebc3e314e86ba1b316a6ae21091a11cc930578
 	sha256sums = SKIP
-	sha256sums = 57c22879f2228398564091db2ec9b186acbd56dfb0e1072f83418bfdd3829aae
+	sha256sums = 4815407239a6df15f8e0362ff652f9faf2e558fd774b08645e80ca664128e390
 	sha256sums = SKIP
-	sha256sums = 505d823490e964e66ebe5889a3701347b4e4e2faf1772b3964f0360a176eadf8
-	b2sums = 3ad31b9b36ea2c8f865c87e63c97a4e7b6684abee35ae71d5838026de9f476edb4c847adab315235293c5f37f8f3b90799ae2b3d41915716710eae63acbf6863
+	b2sums = 9aed902e41583597cb7595efe77504630a621993d20f89365a93cf2ea4d9790a6361d93cbb7fd7603881a4f82b76394b7e12fb4e4a88c9fedb2d63d64a9d49d3
 	b2sums = SKIP
-	b2sums = 8ece2f1b2fc6530cdd65e597141550c184089a206b9aa49cb9e46d61d2e7cf9c3f07f35ed523670d892aa7e62626644a5b1e98dd9c6acd824cb7ad3254c17665
+	b2sums = 0e9a6bbc9baf4e6706699257e811dcdb7d7e6c946a45f660ee56c564d907efaaac53387b29668ca3fc3082c5badc30ee082dac9d8de2bde72c79365af4050b47
 	b2sums = SKIP
-	b2sums = f31d83e1e10bb901d0d25c1db0ad2844584ff1014c8bf36f342fcf1999f41e5e2d5ddfa20a5a23d4626c6b35005c7e01ebe8ae7f3de3d4b61a189a49add3a158
+	source_x86_64 = config.x86_64
+	b2sums_x86_64 = bef3377ad86440af76e9dde4c29c9f4aaad42f5fe343f7d31f5eb537d6d358602f996f5d63986af275f2e92f94e71dc28c320edc8c03d05bd64dbd8ed23d75dc
 
 pkgname = linux
 	pkgdesc = The Linux kernel and modules
 	depends = coreutils
 	depends = initramfs
 	depends = kmod
+	optdepends = linux-headers: headers and scripts for building modules
 	optdepends = linux-firmware: firmware images needed for some devices
 	optdepends = scx-scheds: to use sched-ext schedulers
 	optdepends = wireless-regdb: to set the correct wireless channels of your country
@@ -61,6 +61,7 @@ pkgname = linux
 pkgname = linux-headers
 	pkgdesc = Headers and scripts for building modules for the Linux kernel
 	depends = pahole
+	provides = LINUX-HEADERS
 
 pkgname = linux-docs
 	pkgdesc = Documentation for the Linux kernel
diff --git a/PKGBUILD b/PKGBUILD
index 1104bb0..f72dbc8 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -1,11 +1,13 @@
 # Maintainer: Jan Alexander Steffens (heftig) <heftig@archlinux.org>
 
 pkgbase=linux
-pkgver=6.18.7.arch1
-pkgrel=1
+pkgver=6.18.9.arch1
+pkgrel=2
 pkgdesc='Linux'
 url='https://github.com/archlinux/linux'
-arch=(x86_64)
+arch=(
+  x86_64
+)
 license=(GPL-2.0-only)
 makedepends=(
   bc
@@ -37,24 +39,24 @@ _srctag=v${pkgver%.*}-${pkgver##*.}
 source=(
   https://cdn.kernel.org/pub/linux/kernel/v${pkgver%%.*}.x/${_srcname}.tar.{xz,sign}
   $url/releases/download/$_srctag/linux-$_srctag.patch.zst{,.sig}
-  config  # the main kernel config file
 )
+source_x86_64=(config.x86_64)
 validpgpkeys=(
   ABAF11C65A2970B130ABE3C479BE3E4300411886  # Linus Torvalds
   647F28654894E3BD457199BE38DBBDC86092693E  # Greg Kroah-Hartman
   83BC8889351B5DEBBB68416EB8AC08600F108CDF  # Jan Alexander Steffens (heftig)
 )
+b2sums=('9aed902e41583597cb7595efe77504630a621993d20f89365a93cf2ea4d9790a6361d93cbb7fd7603881a4f82b76394b7e12fb4e4a88c9fedb2d63d64a9d49d3'
+        'SKIP'
+        '0e9a6bbc9baf4e6706699257e811dcdb7d7e6c946a45f660ee56c564d907efaaac53387b29668ca3fc3082c5badc30ee082dac9d8de2bde72c79365af4050b47'
+        'SKIP')
+b2sums_x86_64=('bef3377ad86440af76e9dde4c29c9f4aaad42f5fe343f7d31f5eb537d6d358602f996f5d63986af275f2e92f94e71dc28c320edc8c03d05bd64dbd8ed23d75dc')
+
 # https://www.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
-sha256sums=('b726a4d15cf9ae06219b56d87820776e34d89fbc137e55fb54a9b9c3015b8f1e'
+sha256sums=('030115ff8fb4cb536d8449dc40ebc3e314e86ba1b316a6ae21091a11cc930578'
             'SKIP'
-            '57c22879f2228398564091db2ec9b186acbd56dfb0e1072f83418bfdd3829aae'
-            'SKIP'
-            '505d823490e964e66ebe5889a3701347b4e4e2faf1772b3964f0360a176eadf8')
-b2sums=('3ad31b9b36ea2c8f865c87e63c97a4e7b6684abee35ae71d5838026de9f476edb4c847adab315235293c5f37f8f3b90799ae2b3d41915716710eae63acbf6863'
-        'SKIP'
-        '8ece2f1b2fc6530cdd65e597141550c184089a206b9aa49cb9e46d61d2e7cf9c3f07f35ed523670d892aa7e62626644a5b1e98dd9c6acd824cb7ad3254c17665'
-        'SKIP'
-        'f31d83e1e10bb901d0d25c1db0ad2844584ff1014c8bf36f342fcf1999f41e5e2d5ddfa20a5a23d4626c6b35005c7e01ebe8ae7f3de3d4b61a189a49add3a158')
+            '4815407239a6df15f8e0362ff652f9faf2e558fd774b08645e80ca664128e390'
+            'SKIP')
 
 export KBUILD_BUILD_HOST=archlinux
 export KBUILD_BUILD_USER=$pkgbase
@@ -78,9 +80,9 @@ prepare() {
   done
 
   echo "Setting config..."
-  cp ../config .config
+  cp ../config.$CARCH .config
   make olddefconfig
-  diff -u ../config .config || :
+  diff -u ../config.$CARCH .config || :
 
   make -s kernelrelease > version
   echo "Prepared $pkgbase version $(<version)"
@@ -101,6 +103,7 @@ _package() {
     kmod
   )
   optdepends=(
+    "$pkgbase-headers: headers and scripts for building modules"
     'linux-firmware: firmware images needed for some devices'
     'scx-scheds: to use sched-ext schedulers'
     'wireless-regdb: to set the correct wireless channels of your country'
@@ -138,28 +141,37 @@ _package() {
 _package-headers() {
   pkgdesc="Headers and scripts for building modules for the $pkgdesc kernel"
   depends=(pahole)
+  provides=(LINUX-HEADERS)
 
   cd $_srcname
   local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
 
+  local karch
+  case $CARCH in
+    x86_64) karch=x86 ;;
+    *) echo "Unknown CARCH $CARCH"; exit 1 ;;
+  esac
+
   echo "Installing build files..."
   install -Dt "$builddir" -m644 .config Makefile Module.symvers System.map \
     localversion.* version vmlinux tools/bpf/bpftool/vmlinux.h
   install -Dt "$builddir/kernel" -m644 kernel/Makefile
-  install -Dt "$builddir/arch/x86" -m644 arch/x86/Makefile
+  install -Dt "$builddir/arch/$karch" -m644 arch/$karch/Makefile
   cp -t "$builddir" -a scripts
   ln -srt "$builddir" "$builddir/scripts/gdb/vmlinux-gdb.py"
 
-  # required when STACK_VALIDATION is enabled
-  install -Dt "$builddir/tools/objtool" tools/objtool/objtool
+  if [[ $(scripts/config -s CONFIG_HAVE_STACK_VALIDATION) = y ]]; then
+    install -Dt "$builddir/tools/objtool" tools/objtool/objtool
+  fi
 
-  # required when DEBUG_INFO_BTF_MODULES is enabled
-  install -Dt "$builddir/tools/bpf/resolve_btfids" tools/bpf/resolve_btfids/resolve_btfids
+  if [[ $(scripts/config -s CONFIG_DEBUG_INFO_BTF_MODULES) = y ]]; then
+    install -Dt "$builddir/tools/bpf/resolve_btfids" tools/bpf/resolve_btfids/resolve_btfids
+  fi
 
   echo "Installing headers..."
   cp -t "$builddir" -a include
-  cp -t "$builddir/arch/x86" -a arch/x86/include
-  install -Dt "$builddir/arch/x86/kernel" -m644 arch/x86/kernel/asm-offsets.s
+  cp -t "$builddir/arch/$karch" -a arch/$karch/include
+  install -Dt "$builddir/arch/$karch/kernel" -m644 arch/$karch/kernel/asm-offsets.s
 
   install -Dt "$builddir/drivers/md" -m644 drivers/md/*.h
   install -Dt "$builddir/net/mac80211" -m644 net/mac80211/*.h
@@ -179,8 +191,10 @@ _package-headers() {
   find . -name 'Kconfig*' -exec install -Dm644 {} "$builddir/{}" \;
 
   echo "Installing Rust files..."
-  install -Dt "$builddir/rust" -m644 rust/*.rmeta
-  install -Dt "$builddir/rust" rust/*.so
+  if [[ $(scripts/config -s CONFIG_RUST) = y ]]; then
+    install -Dt "$builddir/rust" -m644 rust/*.rmeta
+    install -Dt "$builddir/rust" rust/*.so
+  fi
 
   echo "Installing unstripped VDSO..."
   make INSTALL_MOD_PATH="$pkgdir/usr" vdso_install \
@@ -189,7 +203,7 @@ _package-headers() {
   echo "Removing unneeded architectures..."
   local arch
   for arch in "$builddir"/arch/*/; do
-    [[ $arch = */x86/ ]] && continue
+    [[ $arch = */$karch/ ]] && continue
     echo "Removing $(basename "$arch")"
     rm -r "$arch"
   done
diff --git a/REUSE.toml b/REUSE.toml
index ef59783..a5c4a85 100644
--- a/REUSE.toml
+++ b/REUSE.toml
@@ -17,8 +17,8 @@ path = [
     "*.timer",
     "*.desktop",
     "*.hook",
-    "config",
     ".gitignore",
+    "config.*",
 ]
 SPDX-FileCopyrightText = "Arch Linux contributors"
 SPDX-License-Identifier = "0BSD"
diff --git a/config b/config.x86_64
similarity index 99%
rename from config
rename to config.x86_64
index 07148a0..f542c21 100644
--- a/config
+++ b/config.x86_64
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/x86 6.18.7-arch1 Kernel Configuration
+# Linux/x86 6.18.9-arch1 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="gcc (GCC) 15.2.1 20260103"
 CONFIG_CC_IS_GCC=y