diff --git a/srcpkgs/linux6.12/files/arm64-dotconfig b/srcpkgs/linux6.12/files/arm64-dotconfig
index 4039420cfb1..19b293da099 100644
--- a/srcpkgs/linux6.12/files/arm64-dotconfig
+++ b/srcpkgs/linux6.12/files/arm64-dotconfig
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/arm64 6.12.20 Kernel Configuration
+# Linux/arm64 6.12.21 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="aarch64-linux-musl-gcc (GCC) 13.2.0"
 CONFIG_CC_IS_GCC=y
diff --git a/srcpkgs/linux6.12/files/i386-dotconfig b/srcpkgs/linux6.12/files/i386-dotconfig
index de77faf0646..7dcdad98b36 100644
--- a/srcpkgs/linux6.12/files/i386-dotconfig
+++ b/srcpkgs/linux6.12/files/i386-dotconfig
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/i386 6.12.20 Kernel Configuration
+# Linux/i386 6.12.21 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="gcc (GCC) 13.2.0"
 CONFIG_CC_IS_GCC=y
diff --git a/srcpkgs/linux6.12/files/x86_64-dotconfig b/srcpkgs/linux6.12/files/x86_64-dotconfig
index 79ae207d46a..ecc4e9717e0 100644
--- a/srcpkgs/linux6.12/files/x86_64-dotconfig
+++ b/srcpkgs/linux6.12/files/x86_64-dotconfig
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/x86_64 6.12.20 Kernel Configuration
+# Linux/x86_64 6.12.21 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="gcc (GCC) 13.2.0"
 CONFIG_CC_IS_GCC=y
@@ -11,8 +11,8 @@ CONFIG_AS_VERSION=24100
 CONFIG_LD_IS_BFD=y
 CONFIG_LD_VERSION=24100
 CONFIG_LLD_VERSION=0
-CONFIG_RUSTC_VERSION=0
-CONFIG_RUSTC_LLVM_VERSION=0
+CONFIG_RUSTC_VERSION=108501
+CONFIG_RUSTC_LLVM_VERSION=190104
 CONFIG_CC_CAN_LINK=y
 CONFIG_CC_CAN_LINK_STATIC=y
 CONFIG_GCC_ASM_GOTO_OUTPUT_BROKEN=y
diff --git a/srcpkgs/linux6.12/template b/srcpkgs/linux6.12/template
index 301ee239d0f..7d0bddf1cf8 100644
--- a/srcpkgs/linux6.12/template
+++ b/srcpkgs/linux6.12/template
@@ -1,6 +1,6 @@
 # Template file for 'linux6.12'
 pkgname=linux6.12
-version=6.12.20
+version=6.12.21
 revision=1
 short_desc="Linux kernel and modules (${version%.*} series)"
 maintainer="Duncaen <duncaen@voidlinux.org>"
@@ -14,7 +14,7 @@ if [ "${version##*.}" != 0 ]; then
 fi
 
 checksum="b1a2562be56e42afb3f8489d4c2a7ac472ac23098f1ef1c1e40da601f54625eb
- 5079501c73b2c24457cd9ca11d2d4e3f453db32c8ce0a292c6ad2f7a53eb75b8"
+ 4683c467048492bfca688bd623b86e94dad7edc97ef67bbd5c9c40eab9c7bea0"
 python_version=3
 
 # XXX Restrict archs until a proper <arch>-dotconfig is available in FILESDIR.