diff --git a/include/android/storage_manager.h b/include/android/storage_manager.h
index 7f2ee08..270570e 100644
--- a/include/android/storage_manager.h
+++ b/include/android/storage_manager.h
@@ -124,6 +124,12 @@
 
 /**
  * Attempts to mount an OBB file. This is an asynchronous operation.
+ *
+ * Since API level 33, this function can only be used to mount unencrypted OBBs,
+ * i.e. the {@code key} parameter must be {@code null} or an empty string. Note
+ * that even before API level 33, mounting encrypted OBBs didn't work on many
+ * Android device implementations. Applications should not assume any particular
+ * behavior when {@code key} is nonempty.
  */
 void AStorageManager_mountObb(AStorageManager* mgr, const char* filename, const char* key,
         AStorageManager_obbCallbackFunc cb, void* data);
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index 504c6c2..a217a15 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -1862,6 +1862,7 @@
 {
     status_t status = readNullableStrongBinder(val);
     if (status == OK && !val->get()) {
+        ALOGW("Expecting binder but got null!");
         status = UNEXPECTED_NULL;
     }
     return status;
diff --git a/libs/input/Android.bp b/libs/input/Android.bp
index 606fe2a..18fb7c1 100644
--- a/libs/input/Android.bp
+++ b/libs/input/Android.bp
@@ -112,7 +112,7 @@
                 "frameworks/native/libs/arect/include",
             ],
         },
-        linux_glibc: {
+        host_linux: {
             srcs: [
                 "InputTransport.cpp",
                 "android/os/IInputConstants.aidl",
diff --git a/vulkan/libvulkan/swapchain.cpp b/vulkan/libvulkan/swapchain.cpp
index 9decd84..6dce394 100644
--- a/vulkan/libvulkan/swapchain.cpp
+++ b/vulkan/libvulkan/swapchain.cpp
@@ -718,8 +718,7 @@
     // We must support R8G8B8A8
     std::vector<VkSurfaceFormatKHR> all_formats = {
         {VK_FORMAT_R8G8B8A8_UNORM, VK_COLOR_SPACE_SRGB_NONLINEAR_KHR},
-        {VK_FORMAT_R8G8B8A8_SRGB, VK_COLOR_SPACE_SRGB_NONLINEAR_KHR},
-        {VK_FORMAT_R8G8B8A8_UNORM, VK_COLOR_SPACE_BT709_LINEAR_EXT}};
+        {VK_FORMAT_R8G8B8A8_SRGB, VK_COLOR_SPACE_SRGB_NONLINEAR_KHR}};
 
     if (wide_color_support) {
         all_formats.emplace_back(VkSurfaceFormatKHR{