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 b08ce11..566d73c 100644
--- a/android/neverallow.go
+++ b/android/neverallow.go
@@ -286,7 +286,7 @@
 }
 
 func createLimitDirgroupRule() []Rule {
-	reason := "dirgroup module and dir_srcs property of genrule is allowed only to Trusty build rule."
+	reason := "dirgroup module and dir_srcs / keep_gendir property of genrule is allowed only to Trusty build rule."
 	return []Rule{
 		NeverAllow().
 			ModuleType("dirgroup").
@@ -301,6 +301,13 @@
 			Without("name", "trusty-x86_64.lk.elf.gen").
 			Without("name", "trusty-x86_64-test.lk.elf.gen").
 			WithMatcher("dir_srcs", isSetMatcherInstance).Because(reason),
+		NeverAllow().
+			ModuleType("genrule").
+			Without("name", "trusty-arm64.lk.elf.gen").
+			Without("name", "trusty-arm64-virt-test-debug.lk.elf.gen").
+			Without("name", "trusty-x86_64.lk.elf.gen").
+			Without("name", "trusty-x86_64-test.lk.elf.gen").
+			With("keep_gendir", "true").Because(reason),
 	}
 }
 
diff --git a/android/rule_builder.go b/android/rule_builder.go
index 89cb9cf..db56c3f 100644
--- a/android/rule_builder.go
+++ b/android/rule_builder.go
@@ -63,6 +63,7 @@
 	missingDeps      []string
 	args             map[string]string
 	nsjail           bool
+	nsjailKeepGendir bool
 	nsjailBasePath   WritablePath
 	nsjailImplicits  Paths
 }
@@ -208,6 +209,18 @@
 	return r
 }
 
+// By default, nsjail rules truncate outputDir and baseDir before running commands, similar to Sbox
+// rules which always run commands in a fresh sandbox. Calling NsjailKeepGendir keeps outputDir and
+// baseDir as-is, leaving previous artifacts. This is useful when the rules support incremental
+// builds.
+func (r *RuleBuilder) NsjailKeepGendir() *RuleBuilder {
+	if !r.nsjail {
+		panic("NsjailKeepGendir() must be called after Nsjail()")
+	}
+	r.nsjailKeepGendir = true
+	return r
+}
+
 // SandboxTools enables tool sandboxing for the rule by copying any referenced tools into the
 // sandbox.
 func (r *RuleBuilder) SandboxTools() *RuleBuilder {
@@ -555,8 +568,17 @@
 	if r.nsjail {
 		var nsjailCmd strings.Builder
 		nsjailPath := r.ctx.Config().PrebuiltBuildTool(r.ctx, "nsjail")
+		if !r.nsjailKeepGendir {
+			nsjailCmd.WriteString("rm -rf ")
+			nsjailCmd.WriteString(r.nsjailBasePath.String())
+			nsjailCmd.WriteRune(' ')
+			nsjailCmd.WriteString(r.outDir.String())
+			nsjailCmd.WriteString(" && ")
+		}
 		nsjailCmd.WriteString("mkdir -p ")
 		nsjailCmd.WriteString(r.nsjailBasePath.String())
+		nsjailCmd.WriteRune(' ')
+		nsjailCmd.WriteString(r.outDir.String())
 		nsjailCmd.WriteString(" && ")
 		nsjailCmd.WriteString(nsjailPath.String())
 		nsjailCmd.WriteRune(' ')
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/filesystem/filesystem.go b/filesystem/filesystem.go
index b5f7e48..fbc8089 100644
--- a/filesystem/filesystem.go
+++ b/filesystem/filesystem.go
@@ -677,11 +677,10 @@
 	switch fst {
 	case erofsType:
 		// Add erofs properties
-		if compressor := f.properties.Erofs.Compressor; compressor != nil {
-			addStr("erofs_default_compressor", proptools.String(compressor))
-		}
-		if compressHints := f.properties.Erofs.Compress_hints; compressHints != nil {
-			addPath("erofs_default_compress_hints", android.PathForModuleSrc(ctx, *compressHints))
+		addStr("erofs_default_compressor", proptools.StringDefault(f.properties.Erofs.Compressor, "lz4hc,9"))
+		if f.properties.Erofs.Compress_hints != nil {
+			src := android.PathForModuleSrc(ctx, *f.properties.Erofs.Compress_hints)
+			addPath("erofs_default_compress_hints", src)
 		}
 		if proptools.BoolDefault(f.properties.Erofs.Sparse, true) {
 			// https://source.corp.google.com/h/googleplex-android/platform/build/+/88b1c67239ca545b11580237242774b411f2fed9:core/Makefile;l=2292;bpv=1;bpt=0;drc=ea8f34bc1d6e63656b4ec32f2391e9d54b3ebb6b
diff --git a/fsgen/filesystem_creator.go b/fsgen/filesystem_creator.go
index ec52f61..cd29dfd 100644
--- a/fsgen/filesystem_creator.go
+++ b/fsgen/filesystem_creator.go
@@ -69,6 +69,7 @@
 		avbpubkeyGenerated := createAvbpubkeyModule(ctx)
 		createFsGenState(ctx, generatedPrebuiltEtcModuleNames, avbpubkeyGenerated)
 		module.createAvbKeyFilegroups(ctx)
+		module.createMiscFilegroups(ctx)
 		module.createInternalModules(ctx)
 	})
 
@@ -506,6 +507,29 @@
 	}
 }
 
+// Creates filegroups for miscellaneous other files
+func (f *filesystemCreator) createMiscFilegroups(ctx android.LoadHookContext) {
+	partitionVars := ctx.Config().ProductVariables().PartitionVarsForSoongMigrationOnlyDoNotUse
+
+	if partitionVars.BoardErofsCompressorHints != "" {
+		dir := filepath.Dir(partitionVars.BoardErofsCompressorHints)
+		base := filepath.Base(partitionVars.BoardErofsCompressorHints)
+		ctx.CreateModuleInDirectory(
+			android.FileGroupFactory,
+			dir,
+			&struct {
+				Name       *string
+				Srcs       []string
+				Visibility []string
+			}{
+				Name:       proptools.StringPtr("soong_generated_board_erofs_compress_hints_filegroup"),
+				Srcs:       []string{base},
+				Visibility: []string{"//visibility:public"},
+			},
+		)
+	}
+}
+
 // createPrebuiltKernelModules creates `prebuilt_kernel_modules`. These modules will be added to deps of the
 // autogenerated *_dlkm filsystem modules. Each _dlkm partition should have a single prebuilt_kernel_modules dependency.
 // This ensures that the depmod artifacts (modules.* installed in /lib/modules/) are generated with a complete view.
@@ -705,6 +729,15 @@
 		return nil, false
 	}
 
+	if *fsProps.Type == "erofs" {
+		if partitionVars.BoardErofsCompressor != "" {
+			fsProps.Erofs.Compressor = proptools.StringPtr(partitionVars.BoardErofsCompressor)
+		}
+		if partitionVars.BoardErofsCompressorHints != "" {
+			fsProps.Erofs.Compress_hints = proptools.StringPtr(":soong_generated_board_erofs_compress_hints_filegroup")
+		}
+	}
+
 	// Don't build this module on checkbuilds, the soong-built partitions are still in-progress
 	// and sometimes don't build.
 	fsProps.Unchecked_module = proptools.BoolPtr(true)
diff --git a/genrule/genrule.go b/genrule/genrule.go
index 9d2dbc7..ac62b8d 100644
--- a/genrule/genrule.go
+++ b/genrule/genrule.go
@@ -230,8 +230,9 @@
 	shards int
 
 	// For nsjail tasks
-	useNsjail bool
-	dirSrcs   android.DirectoryPaths
+	useNsjail  bool
+	dirSrcs    android.DirectoryPaths
+	keepGendir bool
 }
 
 func (g *Module) GeneratedSourceFiles() android.Paths {
@@ -487,6 +488,9 @@
 		name := "generator"
 		if task.useNsjail {
 			rule = android.NewRuleBuilder(pctx, ctx).Nsjail(task.genDir, android.PathForModuleOut(ctx, "nsjail_build_sandbox"))
+			if task.keepGendir {
+				rule.NsjailKeepGendir()
+			}
 		} else {
 			manifestName := "genrule.sbox.textproto"
 			if task.shards > 0 {
@@ -897,17 +901,24 @@
 			return nil
 		}
 
+		keepGendir := Bool(properties.Keep_gendir)
+		if keepGendir && !useNsjail {
+			ctx.PropertyErrorf("keep_gendir", "can't use keep_gendir if use_nsjail is false")
+			return nil
+		}
+
 		outs := make(android.WritablePaths, len(properties.Out))
 		for i, out := range properties.Out {
 			outs[i] = android.PathForModuleGen(ctx, out)
 		}
 		return []generateTask{{
-			in:        srcFiles,
-			out:       outs,
-			genDir:    android.PathForModuleGen(ctx),
-			cmd:       rawCommand,
-			useNsjail: useNsjail,
-			dirSrcs:   dirSrcs,
+			in:         srcFiles,
+			out:        outs,
+			genDir:     android.PathForModuleGen(ctx),
+			cmd:        rawCommand,
+			useNsjail:  useNsjail,
+			dirSrcs:    dirSrcs,
+			keepGendir: keepGendir,
 		}}
 	}
 
@@ -928,6 +939,10 @@
 	// dir_srcs is limited only to Trusty build.
 	Dir_srcs []string `android:"path"`
 
+	// If set to true, $(genDir) is not truncated. Useful when this genrule can be incrementally
+	// built. Can be set only when use_nsjail is true.
+	Keep_gendir *bool
+
 	// names of the output files that will be generated
 	Out []string `android:"arch_variant"`
 }
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
 }