diff --git a/android/module.go b/android/module.go
index e4967d8..7dda9ab 100644
--- a/android/module.go
+++ b/android/module.go
@@ -338,7 +338,6 @@
 		}
 		Android struct {
 			Compile_multilib *string
-			Enabled          *bool
 		}
 	}
 
@@ -1869,6 +1868,7 @@
 	// The Target of artifacts that this module variant is responsible for creating.
 	CompileTarget           Target
 	SkipAndroidMkProcessing bool
+	BaseModuleName          string
 }
 
 var CommonModuleInfoKey = blueprint.NewProvider[CommonModuleInfo]()
@@ -2137,6 +2137,7 @@
 		ReplacedByPrebuilt:      m.commonProperties.ReplacedByPrebuilt,
 		CompileTarget:           m.commonProperties.CompileTarget,
 		SkipAndroidMkProcessing: shouldSkipAndroidMkProcessing(ctx, m),
+		BaseModuleName:          m.BaseModuleName(),
 	}
 	if m.commonProperties.ForcedDisabled {
 		commonData.Enabled = false
diff --git a/android/neverallow.go b/android/neverallow.go
index e0af981..566d73c 100644
--- a/android/neverallow.go
+++ b/android/neverallow.go
@@ -245,6 +245,10 @@
 			Without("name", "librecovery_ui_ext").
 			With("install_in_root", "true").
 			NotModuleType("prebuilt_root").
+			NotModuleType("prebuilt_vendor").
+			NotModuleType("prebuilt_sbin").
+			NotModuleType("prebuilt_system").
+			NotModuleType("prebuilt_first_stage_ramdisk").
 			Because("install_in_root is only for init_first_stage or librecovery_ui_ext."),
 	}
 }
@@ -349,6 +353,9 @@
 			"prebuilt_optee",
 			"prebuilt_tvconfig",
 			"prebuilt_vendor",
+			"prebuilt_sbin",
+			"prebuilt_system",
+			"prebuilt_first_stage_ramdisk",
 		).
 		DefinedInBpFile().
 		Because("module type not allowed to be defined in bp file")
diff --git a/apex/apex.go b/apex/apex.go
index 72a0455..1a598e5 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -2647,16 +2647,12 @@
 func (a *apexBundle) checkJavaStableSdkVersion(ctx android.ModuleContext) {
 	// Visit direct deps only. As long as we guarantee top-level deps are using stable SDKs,
 	// java's checkLinkType guarantees correct usage for transitive deps
-	ctx.VisitDirectDeps(func(module android.Module) {
+	ctx.VisitDirectDepsProxy(func(module android.ModuleProxy) {
 		tag := ctx.OtherModuleDependencyTag(module)
 		switch tag {
 		case javaLibTag, androidAppTag:
-			if m, ok := module.(interface {
-				CheckStableSdkVersion(ctx android.BaseModuleContext) error
-			}); ok {
-				if err := m.CheckStableSdkVersion(ctx); err != nil {
-					ctx.ModuleErrorf("cannot depend on \"%v\": %v", ctx.OtherModuleName(module), err)
-				}
+			if err := java.CheckStableSdkVersion(ctx, module); err != nil {
+				ctx.ModuleErrorf("cannot depend on \"%v\": %v", ctx.OtherModuleName(module), err)
 			}
 		}
 	})
diff --git a/apex/apex_test.go b/apex/apex_test.go
index 27c0340..282cd1d 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -12149,34 +12149,32 @@
 			},
 			dependencyPath: []string{"myapex", "libjni", "libbar", "libplatform"},
 		},
-		// TODO: embedded JNI in apps should be checked too, but Soong currently just packages the transitive
-		//  JNI libraries even if they came from another apex.
-		//{
-		//	name:           "app jni library dependency in other apex",
-		//	bpModifier:     addToSharedLibs("libembeddedjni", "libotherapex#impl"),
-		//	dependencyPath: []string{"myapex", "myapp", "libembeddedjni", "libotherapex"},
-		//},
-		//{
-		//	name: "transitive app jni library dependency in other apex",
-		//	bpModifier: func(bp *bpmodify.Blueprint) {
-		//		addToSharedLibs("libembeddedjni", "libbar")(bp)
-		//		addToSharedLibs("libbar", "libotherapex#impl")(bp)
-		//	},
-		//	dependencyPath: []string{"myapex", "myapp", "libembeddedjni", "libbar", "libotherapex"},
-		//},
-		//{
-		//	name:           "app jni library dependency in platform",
-		//	bpModifier:     addToSharedLibs("libembeddedjni", "libplatform#impl"),
-		//	dependencyPath: []string{"myapex", "myapp", "libembeddedjni", "libplatform"},
-		//},
-		//{
-		//	name: "transitive app jni library dependency in platform",
-		//	bpModifier: func(bp *bpmodify.Blueprint) {
-		//		addToSharedLibs("libembeddedjni", "libbar")(bp)
-		//		addToSharedLibs("libbar", "libplatform#impl")(bp)
-		//	},
-		//	dependencyPath: []string{"myapex", "myapp", "libembeddedjni", "libbar", "libplatform"},
-		//},
+		{
+			name:           "app jni library dependency in other apex",
+			bpModifier:     addToSharedLibs("libembeddedjni", "libotherapex#impl"),
+			dependencyPath: []string{"myapex", "myapp", "libembeddedjni", "libotherapex"},
+		},
+		{
+			name: "transitive app jni library dependency in other apex",
+			bpModifier: func(bp *bpmodify.Blueprint) {
+				addToSharedLibs("libembeddedjni", "libbar")(bp)
+				addToSharedLibs("libbar", "libotherapex#impl")(bp)
+			},
+			dependencyPath: []string{"myapex", "myapp", "libembeddedjni", "libbar", "libotherapex"},
+		},
+		{
+			name:           "app jni library dependency in platform",
+			bpModifier:     addToSharedLibs("libembeddedjni", "libplatform#impl"),
+			dependencyPath: []string{"myapex", "myapp", "libembeddedjni", "libplatform"},
+		},
+		{
+			name: "transitive app jni library dependency in platform",
+			bpModifier: func(bp *bpmodify.Blueprint) {
+				addToSharedLibs("libembeddedjni", "libbar")(bp)
+				addToSharedLibs("libbar", "libplatform#impl")(bp)
+			},
+			dependencyPath: []string{"myapex", "myapp", "libembeddedjni", "libbar", "libplatform"},
+		},
 		{
 			name:           "binary dependency in other apex",
 			bpModifier:     addToSharedLibs("mybin", "libotherapex#impl"),
diff --git a/cc/cc.go b/cc/cc.go
index 65ab686..03f738f 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -3345,17 +3345,17 @@
 	return depPaths
 }
 
-func ShouldUseStubForApex(ctx android.ModuleContext, dep android.Module) bool {
+func ShouldUseStubForApex(ctx android.ModuleContext, parent, dep android.Module) bool {
 	inVendorOrProduct := false
 	bootstrap := false
-	if linkable, ok := ctx.Module().(LinkableInterface); !ok {
-		panic(fmt.Errorf("Not a Linkable module: %q", ctx.ModuleName()))
+	if linkable, ok := parent.(LinkableInterface); !ok {
+		ctx.ModuleErrorf("Not a Linkable module: %q", ctx.ModuleName())
 	} else {
 		inVendorOrProduct = linkable.InVendorOrProduct()
 		bootstrap = linkable.Bootstrap()
 	}
 
-	apexInfo, _ := android.ModuleProvider(ctx, android.ApexInfoProvider)
+	apexInfo, _ := android.OtherModuleProvider(ctx, parent, android.ApexInfoProvider)
 
 	useStubs := false
 
@@ -3402,7 +3402,7 @@
 
 	if !libDepTag.explicitlyVersioned && len(sharedLibraryStubsInfo.SharedStubLibraries) > 0 {
 		// when to use (unspecified) stubs, use the latest one.
-		if ShouldUseStubForApex(ctx, dep) {
+		if ShouldUseStubForApex(ctx, ctx.Module(), dep) {
 			stubs := sharedLibraryStubsInfo.SharedStubLibraries
 			toUse := stubs[len(stubs)-1]
 			sharedLibraryInfo = toUse.SharedLibraryInfo
diff --git a/cc/linkable.go b/cc/linkable.go
index ef204eb..1a9a9ab 100644
--- a/cc/linkable.go
+++ b/cc/linkable.go
@@ -135,6 +135,10 @@
 	// IsNdk returns true if the library is in the configs known NDK list.
 	IsNdk(config android.Config) bool
 
+	// HasStubsVariants true if this module is a stub or has a sibling variant
+	// that is a stub.
+	HasStubsVariants() bool
+
 	// IsStubs returns true if the this is a stubs library.
 	IsStubs() bool
 
diff --git a/etc/prebuilt_etc.go b/etc/prebuilt_etc.go
index dd274ad..2bcbde1 100644
--- a/etc/prebuilt_etc.go
+++ b/etc/prebuilt_etc.go
@@ -82,6 +82,9 @@
 	ctx.RegisterModuleType("prebuilt_optee", PrebuiltOpteeFactory)
 	ctx.RegisterModuleType("prebuilt_tvconfig", PrebuiltTvConfigFactory)
 	ctx.RegisterModuleType("prebuilt_vendor", PrebuiltVendorFactory)
+	ctx.RegisterModuleType("prebuilt_sbin", PrebuiltSbinFactory)
+	ctx.RegisterModuleType("prebuilt_system", PrebuiltSystemFactory)
+	ctx.RegisterModuleType("prebuilt_first_stage_ramdisk", PrebuiltFirstStageRamdiskFactory)
 
 	ctx.RegisterModuleType("prebuilt_defaults", defaultsFactory)
 
@@ -574,6 +577,7 @@
 	p.installDirBase = dirBase
 	p.AddProperties(&p.properties)
 	p.AddProperties(&p.subdirProperties)
+	p.AddProperties(&p.rootProperties)
 }
 
 func InitPrebuiltRootModule(p *PrebuiltEtc) {
@@ -983,3 +987,33 @@
 	android.InitDefaultableModule(module)
 	return module
 }
+
+// prebuilt_sbin installs files in <partition>/sbin directory.
+func PrebuiltSbinFactory() android.Module {
+	module := &PrebuiltEtc{}
+	InitPrebuiltEtcModule(module, "sbin")
+	// This module is device-only
+	android.InitAndroidArchModule(module, android.DeviceSupported, android.MultilibCommon)
+	android.InitDefaultableModule(module)
+	return module
+}
+
+// prebuilt_system installs files in <partition>/system directory.
+func PrebuiltSystemFactory() android.Module {
+	module := &PrebuiltEtc{}
+	InitPrebuiltEtcModule(module, "system")
+	// This module is device-only
+	android.InitAndroidArchModule(module, android.DeviceSupported, android.MultilibCommon)
+	android.InitDefaultableModule(module)
+	return module
+}
+
+// prebuilt_first_stage_ramdisk installs files in <partition>/first_stage_ramdisk directory.
+func PrebuiltFirstStageRamdiskFactory() android.Module {
+	module := &PrebuiltEtc{}
+	InitPrebuiltEtcModule(module, "first_stage_ramdisk")
+	// This module is device-only
+	android.InitAndroidArchModule(module, android.DeviceSupported, android.MultilibCommon)
+	android.InitDefaultableModule(module)
+	return module
+}
diff --git a/fsgen/prebuilt_etc_modules_gen.go b/fsgen/prebuilt_etc_modules_gen.go
index f217744..83990a6 100644
--- a/fsgen/prebuilt_etc_modules_gen.go
+++ b/fsgen/prebuilt_etc_modules_gen.go
@@ -176,41 +176,44 @@
 
 var (
 	etcInstallPathToFactoryList = map[string]android.ModuleFactory{
-		"":                etc.PrebuiltRootFactory,
-		"avb":             etc.PrebuiltAvbFactory,
-		"bin":             etc.PrebuiltBinaryFactory,
-		"bt_firmware":     etc.PrebuiltBtFirmwareFactory,
-		"cacerts":         etc.PrebuiltEtcCaCertsFactory,
-		"dsp":             etc.PrebuiltDSPFactory,
-		"etc":             etc.PrebuiltEtcFactory,
-		"etc/dsp":         etc.PrebuiltDSPFactory,
-		"etc/firmware":    etc.PrebuiltFirmwareFactory,
-		"firmware":        etc.PrebuiltFirmwareFactory,
-		"fonts":           etc.PrebuiltFontFactory,
-		"framework":       etc.PrebuiltFrameworkFactory,
-		"lib":             etc.PrebuiltRenderScriptBitcodeFactory,
-		"lib64":           etc.PrebuiltRenderScriptBitcodeFactory,
-		"lib/rfsa":        etc.PrebuiltRFSAFactory,
-		"media":           etc.PrebuiltMediaFactory,
-		"odm":             etc.PrebuiltOdmFactory,
-		"optee":           etc.PrebuiltOpteeFactory,
-		"overlay":         etc.PrebuiltOverlayFactory,
-		"priv-app":        etc.PrebuiltPrivAppFactory,
-		"res":             etc.PrebuiltResFactory,
-		"rfs":             etc.PrebuiltRfsFactory,
-		"tts":             etc.PrebuiltVoicepackFactory,
-		"tvconfig":        etc.PrebuiltTvConfigFactory,
-		"tvservice":       etc.PrebuiltTvServiceFactory,
-		"usr/share":       etc.PrebuiltUserShareFactory,
-		"usr/hyphen-data": etc.PrebuiltUserHyphenDataFactory,
-		"usr/keylayout":   etc.PrebuiltUserKeyLayoutFactory,
-		"usr/keychars":    etc.PrebuiltUserKeyCharsFactory,
-		"usr/srec":        etc.PrebuiltUserSrecFactory,
-		"usr/idc":         etc.PrebuiltUserIdcFactory,
-		"vendor":          etc.PrebuiltVendorFactory,
-		"vendor_dlkm":     etc.PrebuiltVendorDlkmFactory,
-		"wallpaper":       etc.PrebuiltWallpaperFactory,
-		"wlc_upt":         etc.PrebuiltWlcUptFactory,
+		"":                    etc.PrebuiltRootFactory,
+		"avb":                 etc.PrebuiltAvbFactory,
+		"bin":                 etc.PrebuiltBinaryFactory,
+		"bt_firmware":         etc.PrebuiltBtFirmwareFactory,
+		"cacerts":             etc.PrebuiltEtcCaCertsFactory,
+		"dsp":                 etc.PrebuiltDSPFactory,
+		"etc":                 etc.PrebuiltEtcFactory,
+		"etc/dsp":             etc.PrebuiltDSPFactory,
+		"etc/firmware":        etc.PrebuiltFirmwareFactory,
+		"firmware":            etc.PrebuiltFirmwareFactory,
+		"first_stage_ramdisk": etc.PrebuiltFirstStageRamdiskFactory,
+		"fonts":               etc.PrebuiltFontFactory,
+		"framework":           etc.PrebuiltFrameworkFactory,
+		"lib":                 etc.PrebuiltRenderScriptBitcodeFactory,
+		"lib64":               etc.PrebuiltRenderScriptBitcodeFactory,
+		"lib/rfsa":            etc.PrebuiltRFSAFactory,
+		"media":               etc.PrebuiltMediaFactory,
+		"odm":                 etc.PrebuiltOdmFactory,
+		"optee":               etc.PrebuiltOpteeFactory,
+		"overlay":             etc.PrebuiltOverlayFactory,
+		"priv-app":            etc.PrebuiltPrivAppFactory,
+		"sbin":                etc.PrebuiltSbinFactory,
+		"system":              etc.PrebuiltSystemFactory,
+		"res":                 etc.PrebuiltResFactory,
+		"rfs":                 etc.PrebuiltRfsFactory,
+		"tts":                 etc.PrebuiltVoicepackFactory,
+		"tvconfig":            etc.PrebuiltTvConfigFactory,
+		"tvservice":           etc.PrebuiltTvServiceFactory,
+		"usr/share":           etc.PrebuiltUserShareFactory,
+		"usr/hyphen-data":     etc.PrebuiltUserHyphenDataFactory,
+		"usr/keylayout":       etc.PrebuiltUserKeyLayoutFactory,
+		"usr/keychars":        etc.PrebuiltUserKeyCharsFactory,
+		"usr/srec":            etc.PrebuiltUserSrecFactory,
+		"usr/idc":             etc.PrebuiltUserIdcFactory,
+		"vendor":              etc.PrebuiltVendorFactory,
+		"vendor_dlkm":         etc.PrebuiltVendorDlkmFactory,
+		"wallpaper":           etc.PrebuiltWallpaperFactory,
+		"wlc_upt":             etc.PrebuiltWlcUptFactory,
 	}
 )
 
diff --git a/java/aar.go b/java/aar.go
index 1e5c95a..e0e642e 100644
--- a/java/aar.go
+++ b/java/aar.go
@@ -588,16 +588,14 @@
 		}
 	}
 
+	for _, dir := range overlayDirs {
+		compiledOverlay = append(compiledOverlay, aapt2Compile(ctx, dir.dir, dir.files,
+			compileFlags, a.filterProduct(), opts.aconfigTextFiles).Paths()...)
+	}
+
 	var compiledRro, compiledRroOverlay android.Paths
 	if opts.rroDirs != nil {
 		compiledRro, compiledRroOverlay = a.compileResInDir(ctx, *opts.rroDirs, compileFlags, opts.aconfigTextFiles)
-	} else {
-		// RRO enforcement is done based on module name. Compile the overlayDirs only if rroDirs is nil.
-		// This ensures that the autogenerated RROs do not compile the overlay dirs twice.
-		for _, dir := range overlayDirs {
-			compiledOverlay = append(compiledOverlay, aapt2Compile(ctx, dir.dir, dir.files,
-				compileFlags, a.filterProduct(), opts.aconfigTextFiles).Paths()...)
-		}
 	}
 
 	var splitPackages android.WritablePaths
diff --git a/java/androidmk.go b/java/androidmk.go
index 35024c1..2ad30b1 100644
--- a/java/androidmk.go
+++ b/java/androidmk.go
@@ -307,11 +307,15 @@
 			Disabled: true,
 		}}
 	}
+	var required []string
+	if proptools.Bool(app.appProperties.Generate_product_characteristics_rro) {
+		required = []string{app.productCharacteristicsRROPackageName()}
+	}
 	return []android.AndroidMkEntries{android.AndroidMkEntries{
 		Class:      "APPS",
 		OutputFile: android.OptionalPathForPath(app.outputFile),
 		Include:    "$(BUILD_SYSTEM)/soong_app_prebuilt.mk",
-		Required:   app.requiredModuleNames,
+		Required:   required,
 		ExtraEntries: []android.AndroidMkExtraEntriesFunc{
 			func(ctx android.AndroidMkExtraEntriesContext, entries *android.AndroidMkEntries) {
 				// App module names can be overridden.
@@ -346,6 +350,31 @@
 					entries.SetBoolIfTrue("LOCAL_NO_STANDARD_LIBRARIES", true)
 				}
 
+				filterRRO := func(filter overlayType) android.Paths {
+					var paths android.Paths
+					seen := make(map[android.Path]bool)
+					for _, d := range app.rroDirsDepSet.ToList() {
+						if d.overlayType == filter {
+							if seen[d.path] {
+								continue
+							}
+							seen[d.path] = true
+							paths = append(paths, d.path)
+						}
+					}
+					// Reverse the order, Soong stores rroDirs in aapt2 order (low to high priority), but Make
+					// expects it in LOCAL_RESOURCE_DIRS order (high to low priority).
+					return android.ReversePaths(paths)
+				}
+				deviceRRODirs := filterRRO(device)
+				if len(deviceRRODirs) > 0 {
+					entries.AddStrings("LOCAL_SOONG_DEVICE_RRO_DIRS", deviceRRODirs.Strings()...)
+				}
+				productRRODirs := filterRRO(product)
+				if len(productRRODirs) > 0 {
+					entries.AddStrings("LOCAL_SOONG_PRODUCT_RRO_DIRS", productRRODirs.Strings()...)
+				}
+
 				entries.SetBoolIfTrue("LOCAL_EXPORT_PACKAGE_RESOURCES", Bool(app.appProperties.Export_package_resources))
 
 				entries.SetPath("LOCAL_FULL_MANIFEST_FILE", app.manifestPath)
diff --git a/java/app.go b/java/app.go
index 34884d7..4dea7dc 100644
--- a/java/app.go
+++ b/java/app.go
@@ -223,8 +223,6 @@
 	javaApiUsedByOutputFile android.ModuleOutPath
 
 	privAppAllowlist android.OptionalPath
-
-	requiredModuleNames []string
 }
 
 func (a *AndroidApp) IsInstallable() bool {
@@ -423,24 +421,6 @@
 		TestHelperApp:   false,
 		EmbeddedJNILibs: embeddedJniLibs,
 	})
-
-	a.requiredModuleNames = a.getRequiredModuleNames(ctx)
-}
-
-func (a *AndroidApp) getRequiredModuleNames(ctx android.ModuleContext) []string {
-	var required []string
-	if proptools.Bool(a.appProperties.Generate_product_characteristics_rro) {
-		required = []string{a.productCharacteristicsRROPackageName()}
-	}
-	// Install the vendor overlay variant if this app is installed.
-	if len(filterRRO(a.rroDirsDepSet, device)) > 0 {
-		required = append(required, AutogeneratedRroModuleName(ctx, ctx.Module().Name(), "vendor"))
-	}
-	// Install the product overlay variant if this app is installed.
-	if len(filterRRO(a.rroDirsDepSet, product)) > 0 {
-		required = append(required, AutogeneratedRroModuleName(ctx, ctx.Module().Name(), "product"))
-	}
-	return required
 }
 
 func (a *AndroidApp) checkAppSdkVersions(ctx android.ModuleContext) {
@@ -1102,7 +1082,18 @@
 			app.SdkVersion(ctx).Kind != android.SdkCorePlatform && !app.RequiresStableAPIs(ctx)
 	}
 	jniLib, prebuiltJniPackages := collectJniDeps(ctx, shouldCollectRecursiveNativeDeps,
-		checkNativeSdkVersion, func(dep cc.LinkableInterface) bool { return !dep.IsNdk(ctx.Config()) && !dep.IsStubs() })
+		checkNativeSdkVersion, func(parent, child android.Module) bool {
+			apkInApex := ctx.Module().(android.ApexModule).NotInPlatform()
+			childLinkable, _ := child.(cc.LinkableInterface)
+			parentLinkable, _ := parent.(cc.LinkableInterface)
+			useStubsOfDep := childLinkable.IsStubs()
+			if apkInApex && parentLinkable != nil {
+				// APK-in-APEX
+				// If the parent is a linkable interface, use stubs if the dependency edge crosses an apex boundary.
+				useStubsOfDep = useStubsOfDep || (childLinkable.HasStubsVariants() && cc.ShouldUseStubForApex(ctx, parent, child))
+			}
+			return !childLinkable.IsNdk(ctx.Config()) && !useStubsOfDep
+		})
 
 	var certificates []Certificate
 
@@ -1137,7 +1128,7 @@
 func collectJniDeps(ctx android.ModuleContext,
 	shouldCollectRecursiveNativeDeps bool,
 	checkNativeSdkVersion bool,
-	filter func(cc.LinkableInterface) bool) ([]jniLib, android.Paths) {
+	filter func(parent, child android.Module) bool) ([]jniLib, android.Paths) {
 	var jniLibs []jniLib
 	var prebuiltJniPackages android.Paths
 	seenModulePaths := make(map[string]bool)
@@ -1148,7 +1139,7 @@
 
 		if IsJniDepTag(tag) || cc.IsSharedDepTag(tag) {
 			if dep, ok := module.(cc.LinkableInterface); ok {
-				if filter != nil && !filter(dep) {
+				if filter != nil && !filter(parent, module) {
 					return false
 				}
 
@@ -1397,11 +1388,6 @@
 			}
 		}
 		ctx.CreateModule(RuntimeResourceOverlayFactory, &rroProperties)
-
-	})
-
-	module.SetDefaultableHook(func(ctx android.DefaultableHookContext) {
-		createInternalRuntimeOverlays(ctx, module.ModuleBase)
 	})
 
 	return module
@@ -1411,68 +1397,6 @@
 	return fmt.Sprintf("%s__%s__auto_generated_rro_%s", moduleName, ctx.Config().DeviceProduct(), partition)
 }
 
-type createModuleContext interface {
-	android.EarlyModuleContext
-	CreateModule(android.ModuleFactory, ...interface{}) android.Module
-}
-
-func createInternalRuntimeOverlays(ctx createModuleContext, a android.ModuleBase) {
-	if !ctx.Config().HasDeviceProduct() {
-		return
-	}
-	// vendor
-	vendorOverlayProps := struct {
-		Name                *string
-		Base                *string
-		Vendor              *bool
-		Product_specific    *bool
-		System_ext_specific *bool
-		Manifest            *string
-		Sdk_version         *string
-		Compile_multilib    *string
-		Enabled             proptools.Configurable[bool]
-	}{
-		Name:                proptools.StringPtr(AutogeneratedRroModuleName(ctx, a.Name(), "vendor")),
-		Base:                proptools.StringPtr(a.Name()),
-		Vendor:              proptools.BoolPtr(true),
-		Product_specific:    proptools.BoolPtr(false),
-		System_ext_specific: proptools.BoolPtr(false),
-		Manifest:            proptools.StringPtr(":" + a.Name() + "{.manifest.xml}"),
-		Sdk_version:         proptools.StringPtr("current"),
-		Compile_multilib:    proptools.StringPtr("first"),
-		Enabled:             a.EnabledProperty().Clone(),
-	}
-	ctx.CreateModule(AutogenRuntimeResourceOverlayFactory, &vendorOverlayProps)
-
-	// product
-	productOverlayProps := struct {
-		Name                *string
-		Base                *string
-		Vendor              *bool
-		Proprietary         *bool
-		Soc_specific        *bool
-		Product_specific    *bool
-		System_ext_specific *bool
-		Manifest            *string
-		Sdk_version         *string
-		Compile_multilib    *string
-		Enabled             proptools.Configurable[bool]
-	}{
-		Name:                proptools.StringPtr(AutogeneratedRroModuleName(ctx, a.Name(), "product")),
-		Base:                proptools.StringPtr(a.Name()),
-		Vendor:              proptools.BoolPtr(false),
-		Proprietary:         proptools.BoolPtr(false),
-		Soc_specific:        proptools.BoolPtr(false),
-		Product_specific:    proptools.BoolPtr(true),
-		System_ext_specific: proptools.BoolPtr(false),
-		Manifest:            proptools.StringPtr(":" + a.Name() + "{.manifest.xml}"),
-		Sdk_version:         proptools.StringPtr("current"),
-		Compile_multilib:    proptools.StringPtr("first"),
-		Enabled:             a.EnabledProperty().Clone(),
-	}
-	ctx.CreateModule(AutogenRuntimeResourceOverlayFactory, &productOverlayProps)
-}
-
 // A dictionary of values to be overridden in the manifest.
 type Manifest_values struct {
 	// Overrides the value of package_name in the manifest
@@ -1783,10 +1707,6 @@
 
 	android.InitAndroidMultiTargetsArchModule(m, android.DeviceSupported, android.MultilibCommon)
 	android.InitOverrideModule(m)
-	android.AddLoadHook(m, func(ctx android.LoadHookContext) {
-		createInternalRuntimeOverlays(ctx, m.ModuleBase)
-	})
-
 	return m
 }
 
diff --git a/java/app_test.go b/java/app_test.go
index 61b718d..3d83ea1 100644
--- a/java/app_test.go
+++ b/java/app_test.go
@@ -4727,74 +4727,3 @@
 		"out/soong/.intermediates/foo/android_common/aapt2/res/values_strings.(test.package.flag1).arsc.flat",
 	)
 }
-
-func TestAutogeneratedStaticRro(t *testing.T) {
-	t.Parallel()
-	bp := `
-android_app {
-	name: "foo",
-	srcs: ["foo.java"],
-	platform_apis: true,
-}
-override_android_app {
-	name: "override_foo",
-	base: "foo",
-}
-`
-	testCases := []struct {
-		desc               string
-		preparer           android.FixturePreparer
-		overlayApkExpected bool
-	}{
-		{
-			desc:               "No DEVICE_PACKAGE_OVERLAYS, no overlay .apk file",
-			overlayApkExpected: false,
-		},
-		{
-			desc:               "DEVICE_PACKAGE_OVERLAYS exists, but the directory is empty",
-			overlayApkExpected: false,
-			preparer: android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
-				variables.DeviceResourceOverlays = []string{"device/company/test_product"}
-			}),
-		},
-		{
-			desc:               "DEVICE_PACKAGE_OVERLAYS exists, directory is non-empty, but does not contain a matching resource dir",
-			overlayApkExpected: false,
-			preparer: android.GroupFixturePreparers(
-				android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
-					variables.DeviceResourceOverlays = []string{"device/company/test_product"}
-				}),
-				android.MockFS{
-					"res/foo.xml": nil,
-					"device/company/test_product/different_res/foo.xml": nil, // different dir
-				}.AddToFixture(),
-			),
-		},
-		{
-			desc:               "DEVICE_PACKAGE_OVERLAYS and the directory contain a matching resource dir",
-			overlayApkExpected: true,
-			preparer: android.GroupFixturePreparers(
-				android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
-					variables.DeviceResourceOverlays = []string{"device/company/test_product"}
-				}),
-				android.MockFS{
-					"res/foo.xml": nil,
-					"device/company/test_product/res/foo.xml": nil,
-				}.AddToFixture(),
-			),
-		},
-	}
-	for _, tc := range testCases {
-		result := android.GroupFixturePreparers(
-			PrepareForTestWithJavaDefaultModules,
-			android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
-				variables.EnforceRROTargets = []string{"*"}
-			}),
-			android.OptionalFixturePreparer(tc.preparer),
-		).RunTestWithBp(t, bp)
-		vendorOverlayApk := result.ModuleForTests("foo__test_product__auto_generated_rro_vendor", "android_arm64_armv8-a").MaybeOutput("foo__test_product__auto_generated_rro_vendor.apk")
-		android.AssertBoolEquals(t, tc.desc, tc.overlayApkExpected, vendorOverlayApk.Rule != nil)
-		overrideVendorOverlayApk := result.ModuleForTests("override_foo__test_product__auto_generated_rro_vendor", "android_arm64_armv8-a").MaybeOutput("override_foo__test_product__auto_generated_rro_vendor.apk")
-		android.AssertBoolEquals(t, tc.desc, tc.overlayApkExpected, overrideVendorOverlayApk.Rule != nil)
-	}
-}
diff --git a/java/base.go b/java/base.go
index 3bf2e23..c0ac4ab 100644
--- a/java/base.go
+++ b/java/base.go
@@ -612,21 +612,24 @@
 	return proptools.Bool(j.properties.Is_stubs_module)
 }
 
-func (j *Module) CheckStableSdkVersion(ctx android.BaseModuleContext) error {
-	sdkVersion := j.SdkVersion(ctx)
-	if sdkVersion.Stable() {
-		return nil
-	}
-	if sdkVersion.Kind == android.SdkCorePlatform {
-		if useLegacyCorePlatformApi(ctx, j.BaseModuleName()) {
-			return fmt.Errorf("non stable SDK %v - uses legacy core platform", sdkVersion)
-		} else {
-			// Treat stable core platform as stable.
+func CheckStableSdkVersion(ctx android.BaseModuleContext, module android.ModuleProxy) error {
+	if info, ok := android.OtherModuleProvider(ctx, module, JavaInfoProvider); ok {
+		if info.SdkVersion.Stable() {
 			return nil
 		}
-	} else {
-		return fmt.Errorf("non stable SDK %v", sdkVersion)
+		if info.SdkVersion.Kind == android.SdkCorePlatform {
+			if useLegacyCorePlatformApi(ctx, android.OtherModuleProviderOrDefault(ctx, module, android.CommonModuleInfoKey).BaseModuleName) {
+				return fmt.Errorf("non stable SDK %v - uses legacy core platform", info.SdkVersion)
+			} else {
+				// Treat stable core platform as stable.
+				return nil
+			}
+		} else {
+			return fmt.Errorf("non stable SDK %v", info.SdkVersion)
+		}
 	}
+
+	return nil
 }
 
 // checkSdkVersions enforces restrictions around SDK dependencies.
@@ -1300,6 +1303,7 @@
 			ExportedPluginDisableTurbine:        j.exportedDisableTurbine,
 			StubsLinkType:                       j.stubsLinkType,
 			AconfigIntermediateCacheOutputPaths: deps.aconfigProtoFiles,
+			SdkVersion:                          j.SdkVersion(ctx),
 		})
 
 		j.outputFile = j.headerJarFile
@@ -1929,6 +1933,7 @@
 		JacocoReportClassesFile:             j.jacocoReportClassesFile,
 		StubsLinkType:                       j.stubsLinkType,
 		AconfigIntermediateCacheOutputPaths: j.aconfigCacheFiles,
+		SdkVersion:                          j.SdkVersion(ctx),
 	})
 
 	// Save the output file with no relative path so that it doesn't end up in a subdirectory when used as a resource
diff --git a/java/java.go b/java/java.go
index 260d336..ee112c1 100644
--- a/java/java.go
+++ b/java/java.go
@@ -326,6 +326,8 @@
 	// AconfigIntermediateCacheOutputPaths is a path to the cache files collected from the
 	// java_aconfig_library modules that are statically linked to this module.
 	AconfigIntermediateCacheOutputPaths android.Paths
+
+	SdkVersion android.SdkSpec
 }
 
 var JavaInfoProvider = blueprint.NewProvider[*JavaInfo]()
diff --git a/java/rro_test.go b/java/rro_test.go
index 4d58bb4..4d79130 100644
--- a/java/rro_test.go
+++ b/java/rro_test.go
@@ -255,6 +255,103 @@
 	}
 }
 
+func TestEnforceRRO_propagatesToDependencies(t *testing.T) {
+	testCases := []struct {
+		name              string
+		enforceRROTargets []string
+		rroDirs           map[string][]string
+	}{
+		{
+			name:              "no RRO",
+			enforceRROTargets: nil,
+			rroDirs: map[string][]string{
+				"foo": nil,
+				"bar": nil,
+			},
+		},
+		{
+			name:              "enforce RRO on all",
+			enforceRROTargets: []string{"*"},
+			rroDirs: map[string][]string{
+				"foo": {"product/vendor/blah/overlay/lib2/res"},
+				"bar": {"product/vendor/blah/overlay/lib2/res"},
+			},
+		},
+		{
+			name:              "enforce RRO on foo",
+			enforceRROTargets: []string{"foo"},
+			rroDirs: map[string][]string{
+				"foo": {"product/vendor/blah/overlay/lib2/res"},
+				"bar": nil,
+			},
+		},
+	}
+
+	productResourceOverlays := []string{
+		"product/vendor/blah/overlay",
+	}
+
+	fs := android.MockFS{
+		"lib2/res/values/strings.xml":                             nil,
+		"product/vendor/blah/overlay/lib2/res/values/strings.xml": nil,
+	}
+
+	bp := `
+			android_app {
+				name: "foo",
+				sdk_version: "current",
+				resource_dirs: [],
+				static_libs: ["lib"],
+			}
+
+			android_app {
+				name: "bar",
+				sdk_version: "current",
+				resource_dirs: [],
+				static_libs: ["lib"],
+			}
+
+			android_library {
+				name: "lib",
+				sdk_version: "current",
+				resource_dirs: [],
+				static_libs: ["lib2"],
+			}
+
+			android_library {
+				name: "lib2",
+				sdk_version: "current",
+				resource_dirs: ["lib2/res"],
+			}
+		`
+
+	for _, testCase := range testCases {
+		t.Run(testCase.name, func(t *testing.T) {
+			result := android.GroupFixturePreparers(
+				PrepareForTestWithJavaDefaultModules,
+				fs.AddToFixture(),
+				android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
+					variables.ProductResourceOverlays = productResourceOverlays
+					if testCase.enforceRROTargets != nil {
+						variables.EnforceRROTargets = testCase.enforceRROTargets
+					}
+				}),
+			).RunTestWithBp(t, bp)
+
+			modules := []string{"foo", "bar"}
+			for _, moduleName := range modules {
+				module := result.ModuleForTests(moduleName, "android_common")
+				mkEntries := android.AndroidMkEntriesForTest(t, result.TestContext, module.Module())[0]
+				actualRRODirs := mkEntries.EntryMap["LOCAL_SOONG_PRODUCT_RRO_DIRS"]
+				if !reflect.DeepEqual(actualRRODirs, testCase.rroDirs[moduleName]) {
+					t.Errorf("exected %s LOCAL_SOONG_PRODUCT_RRO_DIRS entry: %v\ngot:%q",
+						moduleName, testCase.rroDirs[moduleName], actualRRODirs)
+				}
+			}
+		})
+	}
+}
+
 func TestRuntimeResourceOverlayPartition(t *testing.T) {
 	bp := `
 		runtime_resource_overlay {
diff --git a/rust/rust.go b/rust/rust.go
index 48f946e..eeb228c 100644
--- a/rust/rust.go
+++ b/rust/rust.go
@@ -722,6 +722,10 @@
 	return false
 }
 
+func (mod *Module) HasStubsVariants() bool {
+	return false
+}
+
 func (mod *Module) IsStubs() bool {
 	return false
 }