diff --git a/bootstat/bootstat.cpp b/bootstat/bootstat.cpp
index c091ff7..da9d44c 100644
--- a/bootstat/bootstat.cpp
+++ b/bootstat/bootstat.cpp
@@ -140,7 +140,7 @@
     {"mba_err", 13},
     {"Watchdog", 14},
     {"Panic", 15},
-    {"power_key", 16},
+    {"power_key", 16},  // Mediatek
     {"power_on", 17},
     {"Reboot", 18},
     {"rtc", 19},
@@ -203,13 +203,13 @@
     {"shutdown,hibernate", 74},  // Suspend to DISK
     {"power_on_key", 75},
     {"reboot_by_key", 76},
-    {"wdt_by_pass_pwk", 77},
+    {"wdt_by_pass_pwk", 77},  // Mediatek
     {"reboot_longkey", 78},
     {"powerkey", 79},
-    {"usb", 80},
-    {"wdt", 81},
-    {"tool_by_pass_pwk", 82},
-    {"2sec_reboot", 83},
+    {"usb", 80},               // Mediatek
+    {"wdt", 81},               // Mediatek
+    {"tool_by_pass_pwk", 82},  // Mediatek
+    {"2sec_reboot", 83},       // Mediatek
     {"reboot,by_key", 84},
     {"reboot,longkey", 85},
     {"reboot,2sec", 86},  // Deprecate in two years, replaced with cold,rtc,2sec
@@ -276,10 +276,10 @@
     {"software_master", 147},
     {"cold,charger", 148},
     {"cold,rtc", 149},
-    {"cold,rtc,2sec", 150},
-    {"reboot,tool", 151},
-    {"reboot,wdt", 152},
-    {"reboot,unknown", 153},
+    {"cold,rtc,2sec", 150},   // Mediatek
+    {"reboot,tool", 151},     // Mediatek
+    {"reboot,wdt", 152},      // Mediatek
+    {"reboot,unknown", 153},  // Mediatek
     {"kernel_panic,audit", 154},
     {"kernel_panic,atomic", 155},
     {"kernel_panic,hung", 156},
@@ -304,6 +304,12 @@
     {"reboot,pmic_off_fault,.*", 175},
     {"reboot,pmic_off_s3rst,.*", 176},
     {"reboot,pmic_off_other,.*", 177},
+    {"reboot,fastboot_menu", 178},
+    {"reboot,recovery_menu", 179},
+    {"reboot,recovery_ui", 180},
+    {"shutdown,fastboot", 181},
+    {"shutdown,recovery", 182},
+    {"reboot,unknown[0-9]*", 183},
 };
 
 // Converts a string value representing the reason the system booted to an
diff --git a/demangle/Demangler.cpp b/demangle/Demangler.cpp
index 7a3aa81..7bae356 100644
--- a/demangle/Demangler.cpp
+++ b/demangle/Demangler.cpp
@@ -15,6 +15,7 @@
  */
 
 #include <assert.h>
+#include <string.h>
 
 #include <cctype>
 #include <stack>
diff --git a/fastboot/fastboot.cpp b/fastboot/fastboot.cpp
index 25df451..39abc4a 100644
--- a/fastboot/fastboot.cpp
+++ b/fastboot/fastboot.cpp
@@ -1175,6 +1175,10 @@
     if (!is_userspace_fastboot()) {
         die("Failed to boot into userspace fastboot; one or more components might be unbootable.");
     }
+
+    // Reset target_sparse_limit after reboot to userspace fastboot. Max
+    // download sizes may differ in bootloader and fastbootd.
+    target_sparse_limit = -1;
 }
 
 class ImageSource {
diff --git a/libbacktrace/Android.bp b/libbacktrace/Android.bp
index 7f9a18a..e171155 100644
--- a/libbacktrace/Android.bp
+++ b/libbacktrace/Android.bp
@@ -42,6 +42,7 @@
     name: "libbacktrace_headers",
     vendor_available: true,
     recovery_available: true,
+    native_bridge_supported: true,
     export_include_dirs: ["include"],
 }
 
diff --git a/libcutils/Android.bp b/libcutils/Android.bp
index 619bc56..319a73a 100644
--- a/libcutils/Android.bp
+++ b/libcutils/Android.bp
@@ -34,6 +34,7 @@
     vendor_available: true,
     recovery_available: true,
     host_supported: true,
+    native_bridge_supported: true,
     export_include_dirs: ["include"],
     target: {
         vendor: {
@@ -57,6 +58,7 @@
     },
     recovery_available: true,
     host_supported: true,
+    native_bridge_supported: true,
     srcs: [
         "config_utils.cpp",
         "canned_fs_config.cpp",
diff --git a/libnativeloader/native_loader_namespace.cpp b/libnativeloader/native_loader_namespace.cpp
index 90f730c..58ac686 100644
--- a/libnativeloader/native_loader_namespace.cpp
+++ b/libnativeloader/native_loader_namespace.cpp
@@ -115,15 +115,14 @@
   }
 }
 
-void* NativeLoaderNamespace::Load(const std::string& lib_name) const {
+void* NativeLoaderNamespace::Load(const char* lib_name) const {
   if (!IsBridged()) {
     android_dlextinfo extinfo;
     extinfo.flags = ANDROID_DLEXT_USE_NAMESPACE;
     extinfo.library_namespace = this->ToRawAndroidNamespace();
-    return android_dlopen_ext(lib_name.c_str(), RTLD_NOW, &extinfo);
+    return android_dlopen_ext(lib_name, RTLD_NOW, &extinfo);
   } else {
-    return NativeBridgeLoadLibraryExt(lib_name.c_str(), RTLD_NOW,
-                                      this->ToRawNativeBridgeNamespace());
+    return NativeBridgeLoadLibraryExt(lib_name, RTLD_NOW, this->ToRawNativeBridgeNamespace());
   }
 }
 
diff --git a/libnativeloader/native_loader_namespace.h b/libnativeloader/native_loader_namespace.h
index 1575f8c..71e4247 100644
--- a/libnativeloader/native_loader_namespace.h
+++ b/libnativeloader/native_loader_namespace.h
@@ -52,7 +52,7 @@
   }
 
   bool Link(const NativeLoaderNamespace& target, const std::string& shared_libs) const;
-  void* Load(const std::string& lib_name) const;
+  void* Load(const char* lib_name) const;
   char* GetError() const;
 
   static NativeLoaderNamespace GetExportedNamespace(const std::string& name, bool is_bridged);
diff --git a/libprocessgroup/Android.bp b/libprocessgroup/Android.bp
index 0207a75..52a297c 100644
--- a/libprocessgroup/Android.bp
+++ b/libprocessgroup/Android.bp
@@ -3,6 +3,7 @@
     vendor_available: true,
     recovery_available: true,
     host_supported: true,
+    native_bridge_supported: true,
     export_include_dirs: ["include"],
     target: {
         linux_bionic: {
@@ -25,6 +26,7 @@
     host_supported: true,
     recovery_available: true,
     vendor_available: true,
+    native_bridge_supported: true,
     vndk: {
         enabled: true,
         support_system_process: true,
diff --git a/libprocessgroup/cgroup_map.cpp b/libprocessgroup/cgroup_map.cpp
index 6cd6b6e..92fcd1e 100644
--- a/libprocessgroup/cgroup_map.cpp
+++ b/libprocessgroup/cgroup_map.cpp
@@ -67,6 +67,13 @@
     return controller_ != nullptr;
 }
 
+bool CgroupController::IsUsable() const {
+    if (!HasValue()) return false;
+
+    uint32_t flags = ACgroupController_getFlags(controller_);
+    return (flags & CGROUPRC_CONTROLLER_FLAG_MOUNTED) != 0;
+}
+
 std::string CgroupController::GetTasksFilePath(const std::string& rel_path) const {
     std::string tasks_path = path();
 
@@ -153,6 +160,7 @@
         const ACgroupController* controller = ACgroupFile_getController(i);
         LOG(INFO) << "\t" << ACgroupController_getName(controller) << " ver "
                   << ACgroupController_getVersion(controller) << " path "
+                  << ACgroupController_getFlags(controller) << " flags "
                   << ACgroupController_getPath(controller);
     }
 }
diff --git a/libprocessgroup/cgroup_map.h b/libprocessgroup/cgroup_map.h
index d765e60..9350412 100644
--- a/libprocessgroup/cgroup_map.h
+++ b/libprocessgroup/cgroup_map.h
@@ -38,6 +38,7 @@
     const char* path() const;
 
     bool HasValue() const;
+    bool IsUsable() const;
 
     std::string GetTasksFilePath(const std::string& path) const;
     std::string GetProcsFilePath(const std::string& path, uid_t uid, pid_t pid) const;
diff --git a/libprocessgroup/cgrouprc/Android.bp b/libprocessgroup/cgrouprc/Android.bp
index 6848620..0af75bb 100644
--- a/libprocessgroup/cgrouprc/Android.bp
+++ b/libprocessgroup/cgrouprc/Android.bp
@@ -21,6 +21,7 @@
     // modules should use libprocessgroup which links to the LL-NDK library
     // defined below. The static library is built for tests.
     vendor_available: false,
+    native_bridge_supported: true,
     srcs: [
         "cgroup_controller.cpp",
         "cgroup_file.cpp",
@@ -42,19 +43,20 @@
         "libcgrouprc_format",
     ],
     stubs: {
-        symbol_file: "libcgrouprc.map.txt",
+        symbol_file: "libcgrouprc.llndk.txt",
         versions: ["29"],
     },
     target: {
         linux: {
-            version_script: "libcgrouprc.map.txt",
+            version_script: "libcgrouprc.llndk.txt",
         },
     },
 }
 
 llndk_library {
     name: "libcgrouprc",
-    symbol_file: "libcgrouprc.map.txt",
+    symbol_file: "libcgrouprc.llndk.txt",
+    native_bridge_supported: true,
     export_include_dirs: [
         "include",
     ],
diff --git a/libprocessgroup/cgrouprc/cgroup_controller.cpp b/libprocessgroup/cgrouprc/cgroup_controller.cpp
index d064d31..5a326e5 100644
--- a/libprocessgroup/cgrouprc/cgroup_controller.cpp
+++ b/libprocessgroup/cgrouprc/cgroup_controller.cpp
@@ -27,6 +27,11 @@
     return controller->version();
 }
 
+uint32_t ACgroupController_getFlags(const ACgroupController* controller) {
+    CHECK(controller != nullptr);
+    return controller->flags();
+}
+
 const char* ACgroupController_getName(const ACgroupController* controller) {
     CHECK(controller != nullptr);
     return controller->name();
diff --git a/libprocessgroup/cgrouprc/include/android/cgrouprc.h b/libprocessgroup/cgrouprc/include/android/cgrouprc.h
index 4edd239..ffc9f0b 100644
--- a/libprocessgroup/cgrouprc/include/android/cgrouprc.h
+++ b/libprocessgroup/cgrouprc/include/android/cgrouprc.h
@@ -66,6 +66,18 @@
         __INTRODUCED_IN(29);
 
 /**
+ * Flag bitmask used in ACgroupController_getFlags
+ */
+#define CGROUPRC_CONTROLLER_FLAG_MOUNTED 0x1
+
+/**
+ * Returns the flags bitmask of the given controller.
+ * If the given controller is null, return 0.
+ */
+__attribute__((warn_unused_result)) uint32_t ACgroupController_getFlags(const ACgroupController*)
+        __INTRODUCED_IN(29);
+
+/**
  * Returns the name of the given controller.
  * If the given controller is null, return nullptr.
  */
diff --git a/libprocessgroup/cgrouprc/libcgrouprc.map.txt b/libprocessgroup/cgrouprc/libcgrouprc.llndk.txt
similarity index 88%
rename from libprocessgroup/cgrouprc/libcgrouprc.map.txt
rename to libprocessgroup/cgrouprc/libcgrouprc.llndk.txt
index 91df392..ea3df33 100644
--- a/libprocessgroup/cgrouprc/libcgrouprc.map.txt
+++ b/libprocessgroup/cgrouprc/libcgrouprc.llndk.txt
@@ -4,6 +4,7 @@
     ACgroupFile_getControllerCount;
     ACgroupFile_getController;
     ACgroupController_getVersion;
+    ACgroupController_getFlags;
     ACgroupController_getName;
     ACgroupController_getPath;
   local:
diff --git a/libprocessgroup/cgrouprc_format/Android.bp b/libprocessgroup/cgrouprc_format/Android.bp
index dfbeed7..559a869 100644
--- a/libprocessgroup/cgrouprc_format/Android.bp
+++ b/libprocessgroup/cgrouprc_format/Android.bp
@@ -16,6 +16,7 @@
     name: "libcgrouprc_format",
     host_supported: true,
     recovery_available: true,
+    native_bridge_supported: true,
     srcs: [
         "cgroup_controller.cpp",
     ],
diff --git a/libprocessgroup/cgrouprc_format/cgroup_controller.cpp b/libprocessgroup/cgrouprc_format/cgroup_controller.cpp
index 877eed8..202b23e 100644
--- a/libprocessgroup/cgrouprc_format/cgroup_controller.cpp
+++ b/libprocessgroup/cgrouprc_format/cgroup_controller.cpp
@@ -20,12 +20,19 @@
 namespace cgrouprc {
 namespace format {
 
-CgroupController::CgroupController(uint32_t version, const std::string& name,
-                                   const std::string& path) {
+CgroupController::CgroupController() : version_(0), flags_(0) {
+    memset(name_, 0, sizeof(name_));
+    memset(path_, 0, sizeof(path_));
+}
+
+CgroupController::CgroupController(uint32_t version, uint32_t flags, const std::string& name,
+                                   const std::string& path)
+    : CgroupController() {
     // strlcpy isn't available on host. Although there is an implementation
     // in licutils, libcutils itself depends on libcgrouprc_format, causing
     // a circular dependency.
     version_ = version;
+    flags_ = flags;
     strncpy(name_, name.c_str(), sizeof(name_) - 1);
     name_[sizeof(name_) - 1] = '\0';
     strncpy(path_, path.c_str(), sizeof(path_) - 1);
@@ -36,6 +43,10 @@
     return version_;
 }
 
+uint32_t CgroupController::flags() const {
+    return flags_;
+}
+
 const char* CgroupController::name() const {
     return name_;
 }
@@ -44,6 +55,10 @@
     return path_;
 }
 
+void CgroupController::set_flags(uint32_t flags) {
+    flags_ = flags;
+}
+
 }  // namespace format
 }  // namespace cgrouprc
 }  // namespace android
diff --git a/libprocessgroup/cgrouprc_format/include/processgroup/format/cgroup_controller.h b/libprocessgroup/cgrouprc_format/include/processgroup/format/cgroup_controller.h
index 64c7532..40d8548 100644
--- a/libprocessgroup/cgrouprc_format/include/processgroup/format/cgroup_controller.h
+++ b/libprocessgroup/cgrouprc_format/include/processgroup/format/cgroup_controller.h
@@ -26,18 +26,23 @@
 // Minimal controller description to be mmapped into process address space
 struct CgroupController {
   public:
-    CgroupController() {}
-    CgroupController(uint32_t version, const std::string& name, const std::string& path);
+    CgroupController();
+    CgroupController(uint32_t version, uint32_t flags, const std::string& name,
+                     const std::string& path);
 
     uint32_t version() const;
+    uint32_t flags() const;
     const char* name() const;
     const char* path() const;
 
+    void set_flags(uint32_t flags);
+
   private:
     static constexpr size_t CGROUP_NAME_BUF_SZ = 16;
     static constexpr size_t CGROUP_PATH_BUF_SZ = 32;
 
     uint32_t version_;
+    uint32_t flags_;
     char name_[CGROUP_NAME_BUF_SZ];
     char path_[CGROUP_PATH_BUF_SZ];
 };
diff --git a/libprocessgroup/processgroup.cpp b/libprocessgroup/processgroup.cpp
index 1485ae9..d3ac26b 100644
--- a/libprocessgroup/processgroup.cpp
+++ b/libprocessgroup/processgroup.cpp
@@ -106,8 +106,7 @@
 }
 
 static bool isMemoryCgroupSupported() {
-    std::string cgroup_name;
-    static bool memcg_supported = CgroupMap::GetInstance().FindController("memory").HasValue();
+    static bool memcg_supported = CgroupMap::GetInstance().FindController("memory").IsUsable();
 
     return memcg_supported;
 }
diff --git a/libprocessgroup/sched_policy.cpp b/libprocessgroup/sched_policy.cpp
index fe4f93b..15f8139 100644
--- a/libprocessgroup/sched_policy.cpp
+++ b/libprocessgroup/sched_policy.cpp
@@ -151,19 +151,19 @@
 }
 
 bool cpusets_enabled() {
-    static bool enabled = (CgroupMap::GetInstance().FindController("cpuset").HasValue());
+    static bool enabled = (CgroupMap::GetInstance().FindController("cpuset").IsUsable());
     return enabled;
 }
 
 bool schedboost_enabled() {
-    static bool enabled = (CgroupMap::GetInstance().FindController("schedtune").HasValue());
+    static bool enabled = (CgroupMap::GetInstance().FindController("schedtune").IsUsable());
     return enabled;
 }
 
 static int getCGroupSubsys(int tid, const char* subsys, std::string& subgroup) {
     auto controller = CgroupMap::GetInstance().FindController(subsys);
 
-    if (!controller.HasValue()) return -1;
+    if (!controller.IsUsable()) return -1;
 
     if (!controller.GetTaskGroup(tid, &subgroup)) {
         LOG(ERROR) << "Failed to find cgroup for tid " << tid;
diff --git a/libprocessgroup/setup/cgroup_descriptor.h b/libprocessgroup/setup/cgroup_descriptor.h
index 597060e..f029c4f 100644
--- a/libprocessgroup/setup/cgroup_descriptor.h
+++ b/libprocessgroup/setup/cgroup_descriptor.h
@@ -32,6 +32,8 @@
     std::string uid() const { return uid_; }
     std::string gid() const { return gid_; }
 
+    void set_mounted(bool mounted);
+
   private:
     format::CgroupController controller_;
     mode_t mode_ = 0;
diff --git a/libprocessgroup/setup/cgroup_map_write.cpp b/libprocessgroup/setup/cgroup_map_write.cpp
index da60948..17ea06e 100644
--- a/libprocessgroup/setup/cgroup_map_write.cpp
+++ b/libprocessgroup/setup/cgroup_map_write.cpp
@@ -35,6 +35,7 @@
 #include <android-base/properties.h>
 #include <android-base/stringprintf.h>
 #include <android-base/unique_fd.h>
+#include <android/cgrouprc.h>
 #include <json/reader.h>
 #include <json/value.h>
 #include <processgroup/format/cgroup_file.h>
@@ -267,7 +268,17 @@
 CgroupDescriptor::CgroupDescriptor(uint32_t version, const std::string& name,
                                    const std::string& path, mode_t mode, const std::string& uid,
                                    const std::string& gid)
-    : controller_(version, name, path), mode_(mode), uid_(uid), gid_(gid) {}
+    : controller_(version, 0, name, path), mode_(mode), uid_(uid), gid_(gid) {}
+
+void CgroupDescriptor::set_mounted(bool mounted) {
+    uint32_t flags = controller_.flags();
+    if (mounted) {
+        flags |= CGROUPRC_CONTROLLER_FLAG_MOUNTED;
+    } else {
+        flags &= ~CGROUPRC_CONTROLLER_FLAG_MOUNTED;
+    }
+    controller_.set_flags(flags);
+}
 
 }  // namespace cgrouprc
 }  // namespace android
@@ -296,10 +307,11 @@
     }
 
     // setup cgroups
-    for (const auto& [name, descriptor] : descriptors) {
-        if (!SetupCgroup(descriptor)) {
+    for (auto& [name, descriptor] : descriptors) {
+        if (SetupCgroup(descriptor)) {
+            descriptor.set_mounted(true);
+        } else {
             // issue a warning and proceed with the next cgroup
-            // TODO: mark the descriptor as invalid and skip it in WriteRcFile()
             LOG(WARNING) << "Failed to setup " << name << " cgroup";
         }
     }
diff --git a/libsystem/Android.bp b/libsystem/Android.bp
index 2e22b43..b265b61 100644
--- a/libsystem/Android.bp
+++ b/libsystem/Android.bp
@@ -3,6 +3,7 @@
     vendor_available: true,
     recovery_available: true,
     host_supported: true,
+    native_bridge_supported: true,
     export_include_dirs: ["include"],
 
     target: {
diff --git a/libutils/Android.bp b/libutils/Android.bp
index 4f194c7..8be4dd0 100644
--- a/libutils/Android.bp
+++ b/libutils/Android.bp
@@ -17,6 +17,7 @@
     vendor_available: true,
     recovery_available: true,
     host_supported: true,
+    native_bridge_supported: true,
 
     header_libs: [
         "liblog_headers",
@@ -121,6 +122,7 @@
 cc_library {
     name: "libutils",
     defaults: ["libutils_defaults"],
+    native_bridge_supported: true,
 
     srcs: [
         "FileMap.cpp",
diff --git a/libvndksupport/Android.bp b/libvndksupport/Android.bp
index 546c15c..e5b536c 100644
--- a/libvndksupport/Android.bp
+++ b/libvndksupport/Android.bp
@@ -2,6 +2,7 @@
 
 cc_library {
     name: "libvndksupport",
+    native_bridge_supported: true,
     srcs: ["linker.c"],
     cflags: [
         "-Wall",
@@ -22,6 +23,7 @@
 
 llndk_library {
     name: "libvndksupport",
+    native_bridge_supported: true,
     symbol_file: "libvndksupport.map.txt",
     export_include_dirs: ["include"],
 }
diff --git a/libziparchive/include/ziparchive/zip_archive.h b/libziparchive/include/ziparchive/zip_archive.h
index 7eead7e..46c982d 100644
--- a/libziparchive/include/ziparchive/zip_archive.h
+++ b/libziparchive/include/ziparchive/zip_archive.h
@@ -180,9 +180,6 @@
 int32_t StartIteration(ZipArchiveHandle archive, void** cookie_ptr,
                        const std::string_view optional_prefix = "",
                        const std::string_view optional_suffix = "");
-// TODO: remove this.
-int32_t StartIteration(ZipArchiveHandle archive, void** cookie_ptr,
-                       const ZipString* optional_prefix, const ZipString* optional_suffix);
 
 /*
  * Advance to the next element in the zipfile in iteration order.
diff --git a/libziparchive/zip_archive.cc b/libziparchive/zip_archive.cc
index ac3e236..269e4ca 100644
--- a/libziparchive/zip_archive.cc
+++ b/libziparchive/zip_archive.cc
@@ -726,22 +726,6 @@
   return 0;
 }
 
-// TODO: remove this.
-int32_t StartIteration(ZipArchiveHandle archive, void** cookie_ptr,
-                       const ZipString* optional_prefix, const ZipString* optional_suffix) {
-  std::string prefix;
-  if (optional_prefix) {
-    prefix = std::string(reinterpret_cast<const char*>(optional_prefix->name),
-                         optional_prefix->name_length);
-  }
-  std::string suffix;
-  if (optional_suffix) {
-    suffix = std::string(reinterpret_cast<const char*>(optional_suffix->name),
-                         optional_suffix->name_length);
-  }
-  return StartIteration(archive, cookie_ptr, prefix.c_str(), suffix.c_str());
-}
-
 void EndIteration(void* cookie) {
   delete reinterpret_cast<IterationHandle*>(cookie);
 }
diff --git a/mkbootimg/mkbootimg.py b/mkbootimg/mkbootimg.py
index 92b11a5..934f28e 100644
--- a/mkbootimg/mkbootimg.py
+++ b/mkbootimg/mkbootimg.py
@@ -113,6 +113,10 @@
         args.output.write(pack('I', BOOT_IMAGE_HEADER_V2_SIZE))
 
     if args.header_version > 1:
+
+        if filesize(args.dtb) == 0:
+            raise ValueError("DTB image must not be empty.")
+
         args.output.write(pack('I', filesize(args.dtb)))   # size in bytes
         args.output.write(pack('Q', args.base + args.dtb_offset)) # dtb physical load address
     pad_file(args.output, args.pagesize)
diff --git a/rootdir/etc/ld.config.legacy.txt b/rootdir/etc/ld.config.legacy.txt
index 4b07478..f6b5e95 100644
--- a/rootdir/etc/ld.config.legacy.txt
+++ b/rootdir/etc/ld.config.legacy.txt
@@ -56,6 +56,9 @@
 namespace.default.link.runtime.shared_libs  = libandroidicu.so
 namespace.default.link.runtime.shared_libs += libdexfile_external.so
 namespace.default.link.runtime.shared_libs += libdexfiled_external.so
+# libicuuc.so and libicui18n.so are kept for app compat reason. http://b/130788466
+namespace.default.link.runtime.shared_libs += libicui18n.so
+namespace.default.link.runtime.shared_libs += libicuuc.so
 namespace.default.link.runtime.shared_libs += libnativebridge.so
 namespace.default.link.runtime.shared_libs += libnativehelper.so
 namespace.default.link.runtime.shared_libs += libnativeloader.so
diff --git a/rootdir/etc/ld.config.txt b/rootdir/etc/ld.config.txt
index f4710d8..6c4f8ab 100644
--- a/rootdir/etc/ld.config.txt
+++ b/rootdir/etc/ld.config.txt
@@ -135,12 +135,16 @@
 namespace.default.link.runtime.shared_libs  = libandroidicu.so
 namespace.default.link.runtime.shared_libs += libdexfile_external.so
 namespace.default.link.runtime.shared_libs += libdexfiled_external.so
+# libicuuc.so and libicui18n.so are kept for app compat reason. http://b/130788466
+namespace.default.link.runtime.shared_libs += libicui18n.so
+namespace.default.link.runtime.shared_libs += libicuuc.so
 namespace.default.link.runtime.shared_libs += libnativebridge.so
 namespace.default.link.runtime.shared_libs += libnativehelper.so
 namespace.default.link.runtime.shared_libs += libnativeloader.so
 
 # TODO(b/122876336): Remove libpac.so once it's migrated to Webview
 namespace.default.link.runtime.shared_libs += libpac.so
+namespace.default.link.runtime.shared_libs += %SANITIZER_RUNTIME_LIBRARIES%
 
 # When libnetd_resolv.so can't be found in the default namespace, search for it
 # in the resolv namespace. Don't allow any other libraries from the resolv namespace
@@ -367,7 +371,7 @@
 # The "vndk" namespace links to "default" namespace for LLNDK libs and links to
 # "sphal" namespace for vendor libs.  The ordering matters.  The "default"
 # namespace has higher priority than the "sphal" namespace.
-namespace.vndk.links = default,sphal
+namespace.vndk.links = default,sphal,runtime
 
 # When these NDK libs are required inside this namespace, then it is redirected
 # to the default namespace. This is possible since their ABI is stable across
@@ -375,6 +379,8 @@
 namespace.vndk.link.default.shared_libs  = %LLNDK_LIBRARIES%
 namespace.vndk.link.default.shared_libs += %SANITIZER_RUNTIME_LIBRARIES%
 
+namespace.vndk.link.runtime.shared_libs = %SANITIZER_RUNTIME_LIBRARIES%
+
 # Allow VNDK-SP extensions to use vendor libraries
 namespace.vndk.link.sphal.allow_all_shared_libs = true
 
@@ -427,8 +433,10 @@
 namespace.default.asan.permitted.paths += /data/asan/vendor
 namespace.default.asan.permitted.paths +=           /vendor
 
-namespace.default.links = system,vndk%VNDK_IN_SYSTEM_NS%
-namespace.default.link.system.shared_libs = %LLNDK_LIBRARIES%
+namespace.default.links = system,vndk%VNDK_IN_SYSTEM_NS%,runtime
+namespace.default.link.runtime.shared_libs = %SANITIZER_RUNTIME_LIBRARIES%
+namespace.default.link.system.shared_libs  = %LLNDK_LIBRARIES%
+namespace.default.link.system.shared_libs += %SANITIZER_RUNTIME_LIBRARIES%
 namespace.default.link.vndk_in_system.shared_libs = %VNDK_USING_CORE_VARIANT_LIBRARIES%
 namespace.default.link.vndk.shared_libs  = %VNDK_SAMEPROCESS_LIBRARIES%
 namespace.default.link.vndk.shared_libs += %VNDK_CORE_LIBRARIES%
@@ -481,13 +489,15 @@
 # Android releases.  The links here should be identical to that of the
 # 'vndk_in_system' namespace, except for the link between 'vndk' and
 # 'vndk_in_system'.
-namespace.vndk.links = system,default%VNDK_IN_SYSTEM_NS%
+namespace.vndk.links = system,default%VNDK_IN_SYSTEM_NS%,runtime
 
 namespace.vndk.link.system.shared_libs  = %LLNDK_LIBRARIES%
 namespace.vndk.link.system.shared_libs += %SANITIZER_RUNTIME_LIBRARIES%
 
 namespace.vndk.link.default.allow_all_shared_libs = true
 
+namespace.vndk.link.runtime.shared_libs = %SANITIZER_RUNTIME_LIBRARIES%
+
 namespace.vndk.link.vndk_in_system.shared_libs = %VNDK_USING_CORE_VARIANT_LIBRARIES%
 
 ###############################################################################
@@ -512,11 +522,15 @@
 namespace.system.links = runtime
 namespace.system.link.runtime.shared_libs  = libdexfile_external.so
 namespace.system.link.runtime.shared_libs += libdexfiled_external.so
+# libicuuc.so and libicui18n.so are kept for app compat reason. http://b/130788466
+namespace.system.link.runtime.shared_libs += libicui18n.so
+namespace.system.link.runtime.shared_libs += libicuuc.so
 namespace.system.link.runtime.shared_libs += libnativebridge.so
 namespace.system.link.runtime.shared_libs += libnativehelper.so
 namespace.system.link.runtime.shared_libs += libnativeloader.so
 # Workaround for b/124772622
 namespace.system.link.runtime.shared_libs += libandroidicu.so
+namespace.system.link.runtime.shared_libs += %SANITIZER_RUNTIME_LIBRARIES%
 
 ###############################################################################
 # "vndk_in_system" namespace
@@ -555,7 +569,8 @@
 #   1. 'vndk_in_system' needs to be freely linked back to 'vndk'.
 #   2. 'vndk_in_system' does not need to link to 'default', as any library that
 #      requires anything vendor would not be a vndk_in_system library.
-namespace.vndk_in_system.links = vndk,system
+namespace.vndk_in_system.links = vndk,system,runtime
+namespace.vndk_in_system.link.runtime.shared_libs = %SANITIZER_RUNTIME_LIBRARIES%
 
 namespace.vndk_in_system.link.system.shared_libs  = %LLNDK_LIBRARIES%
 namespace.vndk_in_system.link.system.shared_libs += %SANITIZER_RUNTIME_LIBRARIES%
@@ -592,6 +607,9 @@
 namespace.default.link.runtime.shared_libs  = libandroidicu.so
 namespace.default.link.runtime.shared_libs += libdexfile_external.so
 namespace.default.link.runtime.shared_libs += libdexfiled_external.so
+# libicuuc.so and libicui18n.so are kept for app compat reason. http://b/130788466
+namespace.default.link.runtime.shared_libs += libicui18n.so
+namespace.default.link.runtime.shared_libs += libicuuc.so
 namespace.default.link.runtime.shared_libs += libnativebridge.so
 namespace.default.link.runtime.shared_libs += libnativehelper.so
 namespace.default.link.runtime.shared_libs += libnativeloader.so
@@ -687,3 +705,5 @@
 namespace.default.search.paths  = /system/${LIB}
 namespace.default.search.paths += /%PRODUCT%/${LIB}
 namespace.default.search.paths += /%PRODUCT_SERVICES%/${LIB}
+
+namespace.default.link.runtime.shared_libs = %SANITIZER_RUNTIME_LIBRARIES%
diff --git a/rootdir/etc/ld.config.vndk_lite.txt b/rootdir/etc/ld.config.vndk_lite.txt
index 4ce7f52..d616582 100644
--- a/rootdir/etc/ld.config.vndk_lite.txt
+++ b/rootdir/etc/ld.config.vndk_lite.txt
@@ -75,6 +75,9 @@
 namespace.default.link.runtime.shared_libs  = libandroidicu.so
 namespace.default.link.runtime.shared_libs += libdexfile_external.so
 namespace.default.link.runtime.shared_libs += libdexfiled_external.so
+# libicuuc.so and libicui18n.so are kept for app compat reason. http://b/130788466
+namespace.default.link.runtime.shared_libs += libicui18n.so
+namespace.default.link.runtime.shared_libs += libicuuc.so
 namespace.default.link.runtime.shared_libs += libnativebridge.so
 namespace.default.link.runtime.shared_libs += libnativehelper.so
 namespace.default.link.runtime.shared_libs += libnativeloader.so
@@ -363,6 +366,9 @@
 namespace.default.links = runtime
 namespace.default.link.runtime.shared_libs  = libdexfile_external.so
 namespace.default.link.runtime.shared_libs += libdexfiled_external.so
+# libicuuc.so and libicui18n.so are kept for app compat reason. http://b/130788466
+namespace.default.link.runtime.shared_libs += libicui18n.so
+namespace.default.link.runtime.shared_libs += libicuuc.so
 namespace.default.link.runtime.shared_libs += libnativebridge.so
 namespace.default.link.runtime.shared_libs += libnativehelper.so
 namespace.default.link.runtime.shared_libs += libnativeloader.so
@@ -413,6 +419,9 @@
 namespace.default.link.runtime.shared_libs  = libandroidicu.so
 namespace.default.link.runtime.shared_libs += libdexfile_external.so
 namespace.default.link.runtime.shared_libs += libdexfiled_external.so
+# libicuuc.so and libicui18n.so are kept for app compat reason. http://b/130788466
+namespace.default.link.runtime.shared_libs += libicui18n.so
+namespace.default.link.runtime.shared_libs += libicuuc.so
 namespace.default.link.runtime.shared_libs += libnativebridge.so
 namespace.default.link.runtime.shared_libs += libnativehelper.so
 namespace.default.link.runtime.shared_libs += libnativeloader.so