diff --git a/core/java/android/app/usage/OWNERS b/core/java/android/app/usage/OWNERS
index a4bf985..57d958f 100644
--- a/core/java/android/app/usage/OWNERS
+++ b/core/java/android/app/usage/OWNERS
@@ -3,6 +3,7 @@
 yamasani@google.com
 mwachens@google.com
 varunshah@google.com
+guanxin@google.com
 
 per-file *StorageStats* = file:/core/java/android/os/storage/OWNERS
 per-file *Broadcast* = sudheersai@google.com
diff --git a/core/java/android/content/pm/flags.aconfig b/core/java/android/content/pm/flags.aconfig
index b4d3197..7f782ab 100644
--- a/core/java/android/content/pm/flags.aconfig
+++ b/core/java/android/content/pm/flags.aconfig
@@ -46,6 +46,7 @@
 
 flag {
     name: "use_art_service_v2"
+    is_exported: true
     namespace: "package_manager_service"
     description: "Feature flag to enable the features that rely on new ART Service APIs that are in the VIC version of the ART module."
     bug: "304741685"
@@ -61,6 +62,7 @@
 
 flag {
     name: "rollback_lifetime"
+    is_exported: true
     namespace: "package_manager_service"
     description: "Feature flag to enable custom rollback lifetime during install."
     bug: "299670324"
@@ -118,6 +120,7 @@
 
 flag {
     name: "recoverability_detection"
+    is_exported: true
     namespace: "package_manager_service"
     description: "Feature flag to enable recoverability detection feature. It includes GMS core rollback and improvements to rescue party."
     bug: "291135724"
diff --git a/core/java/android/hardware/biometrics/flags.aconfig b/core/java/android/hardware/biometrics/flags.aconfig
index 375fdb5..a7cf711 100644
--- a/core/java/android/hardware/biometrics/flags.aconfig
+++ b/core/java/android/hardware/biometrics/flags.aconfig
@@ -2,6 +2,7 @@
 
 flag {
     name: "last_authentication_time"
+    is_exported: true
     namespace: "wallet_integration"
     description: "Feature flag for adding getLastAuthenticationTime API to BiometricManager"
     bug: "301979982"
@@ -9,6 +10,7 @@
 
 flag {
   name: "add_key_agreement_crypto_object"
+  is_exported: true
   namespace: "biometrics"
   description: "Feature flag for adding KeyAgreement api to CryptoObject."
   bug: "282058146"
diff --git a/core/java/android/net/flags.aconfig b/core/java/android/net/flags.aconfig
index 9f9aef8..3544a69 100644
--- a/core/java/android/net/flags.aconfig
+++ b/core/java/android/net/flags.aconfig
@@ -19,6 +19,7 @@
 
 flag {
   name: "register_nsd_offload_engine"
+  is_exported: true
   namespace: "android_core_networking"
   description: "Flag for registerOffloadEngine API in NsdManager"
   bug: "294777050"
diff --git a/core/java/android/net/thread/flags.aconfig b/core/java/android/net/thread/flags.aconfig
index d679f9c..ef798ad 100644
--- a/core/java/android/net/thread/flags.aconfig
+++ b/core/java/android/net/thread/flags.aconfig
@@ -5,6 +5,7 @@
 
 flag {
     name: "thread_user_restriction_enabled"
+    is_exported: true
     namespace: "thread_network"
     description: "Controls whether user restriction on thread networks is enabled"
     bug: "307679182"
@@ -12,6 +13,7 @@
 
 flag {
     name: "thread_enabled_platform"
+    is_exported: true
     namespace: "thread_network"
     description: "Controls whether the Android Thread feature is enabled"
     bug: "301473012"
diff --git a/core/java/android/net/vcn/flags.aconfig b/core/java/android/net/vcn/flags.aconfig
index 7afd721..97b773e 100644
--- a/core/java/android/net/vcn/flags.aconfig
+++ b/core/java/android/net/vcn/flags.aconfig
@@ -2,6 +2,7 @@
 
 flag {
     name: "safe_mode_config"
+    is_exported: true
     namespace: "vcn"
     description: "Feature flag for safe mode configurability"
     bug: "276358140"
diff --git a/core/java/android/os/flags.aconfig b/core/java/android/os/flags.aconfig
index 83d237d..4468e25 100644
--- a/core/java/android/os/flags.aconfig
+++ b/core/java/android/os/flags.aconfig
@@ -2,6 +2,7 @@
 
 flag {
     name: "android_os_build_vanilla_ice_cream"
+    is_exported: true
     namespace: "build"
     description: "Feature flag for adding the VANILLA_ICE_CREAM constant."
     bug: "264658905"
@@ -9,6 +10,7 @@
 
 flag {
     name: "state_of_health_public"
+    is_exported: true
     namespace: "system_sw_battery"
     description: "Feature flag for making state_of_health a public api."
     bug: "288842045"
diff --git a/core/java/android/security/flags.aconfig b/core/java/android/security/flags.aconfig
index 5e7edda..3c77c44 100644
--- a/core/java/android/security/flags.aconfig
+++ b/core/java/android/security/flags.aconfig
@@ -2,6 +2,7 @@
 
 flag {
     name: "certificate_transparency_configuration"
+    is_exported: true
     namespace: "network_security"
     description: "Enable certificate transparency setting in the network security config"
     bug: "28746284"
@@ -16,6 +17,7 @@
 
 flag {
     name: "mgf1_digest_setter_v2"
+    is_exported: true
     namespace: "hardware_backed_security"
     description: "Feature flag for mgf1 digest setter in key generation and import parameters."
     bug: "308378912"
@@ -32,6 +34,7 @@
 
 flag {
     name: "keyinfo_unlocked_device_required"
+    is_exported: true
     namespace: "hardware_backed_security"
     description: "Add the API android.security.keystore.KeyInfo#isUnlockedDeviceRequired()"
     bug: "296475382"
diff --git a/core/jni/android_os_Debug.cpp b/core/jni/android_os_Debug.cpp
index 1504a00..a98f947 100644
--- a/core/jni/android_os_Debug.cpp
+++ b/core/jni/android_os_Debug.cpp
@@ -410,6 +410,7 @@
             stats[sub_heap].swappedOut += usage.swap;
             stats[sub_heap].swappedOutPss += usage.swap_pss;
         }
+        return true;
     };
 
     return meminfo::ForEachVmaFromFile(smaps_path, vma_scan);
diff --git a/media/java/android/media/MediaCodec.java b/media/java/android/media/MediaCodec.java
index 5b479b5..e0e198a 100644
--- a/media/java/android/media/MediaCodec.java
+++ b/media/java/android/media/MediaCodec.java
@@ -2345,6 +2345,15 @@
             throw new IllegalArgumentException("Can't use crypto and descrambler together!");
         }
 
+        // at the moment no codecs support detachable surface
+        if (android.media.codec.Flags.nullOutputSurface()) {
+            // Detached surface flag is only meaningful if surface is null. Otherwise, it is
+            // ignored.
+            if (surface == null && (flags & CONFIGURE_FLAG_DETACHED_SURFACE) != 0) {
+                throw new IllegalArgumentException("Codec does not support detached surface");
+            }
+        }
+
         String[] keys = null;
         Object[] values = null;
 
@@ -2419,7 +2428,8 @@
      *  output.
      *
      *  @throws IllegalStateException if the codec was not
-     *                                configured in surface mode.
+     *            configured in surface mode or if the codec does not support
+     *            detaching the output surface.
      *  @see CONFIGURE_FLAG_DETACHED_SURFACE
      */
     @FlaggedApi(FLAG_NULL_OUTPUT_SURFACE)
@@ -2429,6 +2439,7 @@
         }
         // note: we still have a surface in detached mode, so keep mHasSurface
         // we also technically allow calling detachOutputSurface multiple times in a row
+        throw new IllegalStateException("codec does not support detaching output surface");
         // native_detachSurface();
     }
 
@@ -4748,6 +4759,9 @@
         }
 
         void setBufferInfo(MediaCodec.BufferInfo info) {
+            // since any of setBufferInfo(s) should translate to getBufferInfos,
+            // mBufferInfos needs to be reset for every setBufferInfo(s)
+            mBufferInfos.clear();
             mPresentationTimeUs = info.presentationTimeUs;
             mFlags = info.flags;
         }
diff --git a/nfc/java/android/nfc/flags.aconfig b/nfc/java/android/nfc/flags.aconfig
index cb1a542..44924ae 100644
--- a/nfc/java/android/nfc/flags.aconfig
+++ b/nfc/java/android/nfc/flags.aconfig
@@ -2,6 +2,7 @@
 
 flag {
     name: "enable_nfc_mainline"
+    is_exported: true
     namespace: "nfc"
     description: "Flag for NFC mainline changes"
     bug: "292140387"
@@ -9,6 +10,7 @@
 
 flag {
     name: "enable_nfc_reader_option"
+    is_exported: true
     namespace: "nfc"
     description: "Flag for NFC reader option API changes"
     bug: "291187960"
@@ -16,6 +18,7 @@
 
 flag {
     name: "enable_nfc_user_restriction"
+    is_exported: true
     namespace: "nfc"
     description: "Flag for NFC user restriction"
     bug: "291187960"
@@ -23,6 +26,7 @@
 
 flag {
     name: "nfc_observe_mode"
+    is_exported: true
     namespace: "nfc"
     description: "Enable NFC Observe Mode"
     bug: "294217286"
@@ -30,6 +34,7 @@
 
 flag {
     name: "nfc_read_polling_loop"
+    is_exported: true
     namespace: "nfc"
     description: "Enable NFC Polling Loop Notifications"
     bug: "294217286"
@@ -58,6 +63,7 @@
 
 flag {
     name: "enable_nfc_set_discovery_tech"
+    is_exported: true
     namespace: "nfc"
     description: "Flag for NFC set discovery tech API"
     bug: "300351519"
@@ -65,6 +71,7 @@
 
 flag {
     name: "nfc_vendor_cmd"
+    is_exported: true
     namespace: "nfc"
     description: "Enable NFC vendor command support"
     bug: "289879306"
diff --git a/services/core/java/com/android/server/location/contexthub/OWNERS b/services/core/java/com/android/server/location/contexthub/OWNERS
index 90c2330..c62e323 100644
--- a/services/core/java/com/android/server/location/contexthub/OWNERS
+++ b/services/core/java/com/android/server/location/contexthub/OWNERS
@@ -1,3 +1,3 @@
-arthuri@google.com
 bduddie@google.com
+matthewsedam@google.com
 stange@google.com
diff --git a/services/core/jni/com_android_server_am_CachedAppOptimizer.cpp b/services/core/jni/com_android_server_am_CachedAppOptimizer.cpp
index 4403bce..95e7b19 100644
--- a/services/core/jni/com_android_server_am_CachedAppOptimizer.cpp
+++ b/services/core/jni/com_android_server_am_CachedAppOptimizer.cpp
@@ -393,6 +393,7 @@
                 ++pageoutVmaIndex;
                 break;
         }
+        return true;
     };
     meminfo.ForEachVmaFromMaps(vmaCollectorCb, mapsBuffer);
     ATRACE_END();