[0.74.0-rc.5] - Memory leak when using fetch with new arch

[migueldaipre]

Description

Use the Fetch API and see memory consumption increase without the automatic cleaning of the garbage collector.

Related #42374 #39100 facebook/hermes#1147

Steps to reproduce

1. Open Xcode
2. yarn install
3. yarn ios
4. Click on start
5. See the memory profile as in the demo video in the player

React Native Version

0.74.0-rc.5

Affected Platforms

Runtime - iOS

Areas

TurboModule - The New Native Module System

Output of npx react-native info

System:
  OS: macOS 14.3
  CPU: (8) arm64 Apple M1
  Memory: 103.22 MB / 8.00 GB
  Shell:
    version: "5.9"
    path: /bin/zsh
Binaries:
  Node:
    version: 20.11.0
    path: ~/.nvm/versions/node/v20.11.0/bin/node
  Yarn:
    version: 3.6.4
    path: ~/.nvm/versions/node/v20.11.0/bin/yarn
  npm:
    version: 10.2.4
    path: ~/.nvm/versions/node/v20.11.0/bin/npm
  Watchman:
    version: 2024.01.22.00
    path: /opt/homebrew/bin/watchman
Managers:
  CocoaPods:
    version: 1.14.3
    path: /Users/migueldaipre/.rbenv/shims/pod
SDKs:
  iOS SDK:
    Platforms:
      - DriverKit 23.2
      - iOS 17.2
      - macOS 14.2
      - tvOS 17.2
      - visionOS 1.0
      - watchOS 10.2
  Android SDK:
    API Levels:
      - "33"
      - "34"
    Build Tools:
      - 30.0.3
      - 33.0.0
      - 33.0.1
      - 34.0.0
    System Images:
      - android-33 | Google APIs ARM 64 v8a
      - android-34 | Google Play ARM 64 v8a
    Android NDK: Not Found
IDEs:
  Android Studio: 2023.1 AI-231.9392.1.2311.11330709
  Xcode:
    version: 15.2/15C500b
    path: /usr/bin/xcodebuild
Languages:
  Java:
    version: 17.0.10
    path: /usr/bin/javac
  Ruby:
    version: 3.3.0
    path: /Users/migueldaipre/.rbenv/shims/ruby
npmPackages:
  "@react-native-community/cli": Not Found
  react:
    installed: 18.2.0
    wanted: 18.2.0
  react-native:
    installed: 0.74.0-rc.5
    wanted: 0.74.0-rc.5
  react-native-macos: Not Found
npmGlobalPackages:
  "*react-native*": Not Found
Android:
  hermesEnabled: true
  newArchEnabled: false
iOS:
  hermesEnabled: true
  newArchEnabled: true

Stacktrace or Logs

no crash log. Run the reproduction demo, if you watch enough time, you will see it.

Reproducer

https://github.com/migueldaipre/RN74FetchLeak

Screenshots and Videos

ios-fetch-leak.mp4

[cortinico]

TurboModule - The New Native Module System

Is this related to the New Architecture?
Seems like a duplicate of #42374 #39100 no?

[migueldaipre]

TurboModule - The New Native Module System

Is this related to the New Architecture? Seems like a duplicate of #42374 #39100 no?

Yes, this is happening with the old and the new arch.

Could you help us find a fix for the problem?

In apps that make many requests we have out of memory issues.