[RN 0.36] crash at RCTImageLoader dequeueTasks

[RichardJing]

Description

Crash report contains only one line:

[RCTImageLoader dequeueTasks]_block_invoke (RCTImageLoader.m:254)

code at RCTImageLoader

 (void)dequeueTasks
{
  dispatch_async(_URLRequestQueue, ^{
    // Remove completed tasks
    for (RCTNetworkTask *task in self->_pendingTasks.reverseObjectEnumerator) {
      switch (task.status) {
        case RCTNetworkTaskFinished:
          [self->_pendingTasks removeObject:task];
          self->_activeTasks--;
          break;
        case RCTNetworkTaskPending:
          break;
        case RCTNetworkTaskInProgress:
          // Check task isn't "stuck"
          if (task.requestToken == nil) {
            RCTLogWarn(@"Task orphaned for request %@", task.request);
            [self->_pendingTasks removeObject:task];
            self->_activeTasks--;
            [task cancel];  //  **** Line 254 at here **** //
          }
          break;
      }
    }

Reproduction

Can not find a certain way to trigger this crash

Additional Information

• React Native version: 0.36.0
• Platform: iOS 10.0.1, iPhone 6s

[gitim]

It is the same bug as in #10433

[brentvatne]

Indeed, dupe of #10433

[huitsing]

#10433 was closed with a fix that addresses some image loading crashes, but not this crash, AFAIK. Should it be re-opened, or should this issue be re-opened?