I have received this report through firebase analytics(Crashlytics) and I have no idea what it is. Would you help me? The problem is only in iOS 14. (iOS 14.4.0, 14.5.0, 14.6.0)
EXC_BAD_ACCESS KERN_INVALID_ADDRESS 0x0000000000000074
Crashed: com.apple.main-thread
0 UIKitCore 0x19c2517dc ___UIKitCoreGlyphsManager_block_invoke + 140
1 libdispatch.dylib 0x19907f81c _dispatch_client_callout + 20
2 libdispatch.dylib 0x1990810b4 _dispatch_once_callout + 32
3 UIKitCore 0x19c25174c _UIKitCoreGlyphsManager + 64
4 UIKitCore 0x19ba2de24 +[UIImage _systemImageNamed:withConfiguration:allowPrivate:] + 280
5 UIKitCore 0x19bc34a50 -[UIKeyboardDockItem imageWithRenderConfig:] + 292
6 UIKitCore 0x19bc34ad4 -[UIKeyboardDockItem setImageName:] + 60
7 UIKitCore 0x19bc34714 -[UIKeyboardDockItem initWithImageName:identifier:] + 112
8 UIKitCore 0x19bc9ef78 -[UISystemKeyboardDockController loadView] + 228
9 UIKitCore 0x19b7575ac -[UIViewController loadViewIfRequired] + 200
10 UIKitCore 0x19b757c64 -[UIViewController view] + 32
11 UIKitCore 0x19bc2604c -[UIInputWindowControllerHostingItem updateKeyboardDockViewVisibility] + 84
12 CoreFoundation 0x1994105bc __NSARRAY_IS_CALLING_OUT_TO_A_BLOCK__ + 24
13 CoreFoundation 0x19936ab8c -[__NSSingleObjectArrayI enumerateObjectsWithOptions:usingBlock:] + 92
14 UIKitCore 0x19bc1ab74 -[UIInputWindowController changeToInputViewSet:] + 2212
15 UIKitCore 0x19bc1ccac -[UIInputWindowController transferPlacementStateToInputWindowController:] + 428
16 UIKitCore 0x19bc1479c -[UIInputWindowController performOperations:withAnimationStyle:] + 60
17 UIKitCore 0x19bcb0da8 __63+[UIRemoteKeyboardWindow remoteKeyboardWindowForScreen:create:]_block_invoke + 396
18 UIKitCore 0x19c3b4920 +[UIView(Animation) performWithoutAnimation:] + 104
19 UIKitCore 0x19bcb0bb8 +[UIRemoteKeyboardWindow remoteKeyboardWindowForScreen:create:] + 308
20 UIKitCore 0x19bcb6f28 -[_UIRemoteKeyboards prepareToMoveKeyboard:withIAV:isIAVRelevant:showing:notifyRemote:forScene:] + 632
21 UIKitCore 0x19b8c6998 -[UIInputResponderController prepareToMoveKeyboardForInputViewSet:animationStyle:] + 492
22 UIKitCore 0x19b8c4c8c -[UIInputResponderController setKeyWindowSceneInputViews:animationStyle:] + 656
23 UIKitCore 0x19b8c49c8 -[UIInputResponderController setInputViews:animationStyle:] + 236
24 UIKitCore 0x19b8c5f24 -[UIInputResponderController setInputViews:animated:] + 100
25 UIKitCore 0x19b8c5fa0 -[UIInputResponderController setInputViews:] + 80
26 UIKitCore 0x19b8c3834 __74-[UIInputResponderController _reloadInputViewsForKeyWindowSceneResponder:]_block_invoke.666 + 40
27 UIKitCore 0x19b8c3310 -[UIInputResponderController _reloadInputViewsForKeyWindowSceneResponder:] + 3972
28 UIKitCore 0x19b8c2360 -[UIInputResponderController _reloadInputViewsForResponder:] + 164
29 UIKitCore 0x19bebbe0c -[UIResponder(UIResponderInputViewAdditions) reloadInputViews] + 132
30 UIKitCore 0x19beb7168 -[UIResponder becomeFirstResponder] + 780
31 UIKitCore 0x19c3abf34 -[UIView(Hierarchy) becomeFirstResponder] + 176
32 UIKitCore 0x19c1a4854 -[UITextField becomeFirstResponder] + 204
33 MyApp 0x1008f54a8 -[LoginPhoneNumberInput becomeFirstResponder] + 125 (LoginPhoneNumberInput.m:125)
34 MyApp 0x1008f5a90 -[LoginViewController viewDidAppear:] + 71 (LoginViewController.m:71)
35 UIKitCore 0x19b75d3e4 -[UIViewController _setViewAppearState:isAnimating:] + 892
36 UIKitCore 0x19b75ddc0 -[UIViewController __viewDidAppear:] + 172
37 UIKitCore 0x19b68bca4 -[UINavigationController viewDidAppear:] + 192
38 UIKitCore 0x19b75d3e4 -[UIViewController _setViewAppearState:isAnimating:] + 892
39 UIKitCore 0x19b75ddc0 -[UIViewController __viewDidAppear:] + 172
40 UIKitCore 0x19b75e100 -[UIViewController _endAppearanceTransition:] + 252
41 UIKitCore 0x19b6397d8 __48-[UIPresentationController transitionDidFinish:]_block_invoke + 140
42 UIKitCore 0x19c35dc98 -[_UIAfterCACommitBlock run] + 72
43 UIKitCore 0x19be906c4 _runAfterCACommitDeferredBlocks + 300
44 UIKitCore 0x19be7f03c _cleanUpAfterCAFlushAndRunDeferredBlocks + 204
45 UIKitCore 0x19beb2f10 _afterCACommitHandler + 80
46 CoreFoundation 0x19940b5e0 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 36
47 CoreFoundation 0x199405704 __CFRunLoopDoObservers + 572
48 CoreFoundation 0x199405cb0 __CFRunLoopRun + 1052
49 CoreFoundation 0x199405360 CFRunLoopRunSpecific + 600
50 GraphicsServices 0x1b0a43734 GSEventRunModal + 164
51 UIKitCore 0x19be80584 -[UIApplication _run] + 1072
52 UIKitCore 0x19be85df4 UIApplicationMain + 168
53 MyApp 0x10052bdd8 main + 22 (main.m:22)
54 libdyld.dylib 0x1990c1cf8 start + 4