18882123: SIGSEGV - segmentation violation -[UITextInteractionAssistant containerIsBrowserView]

[openradar-mirror]

Description

These are production crashes and haven't had luck to reproduce them yet. Stack traces for 2 crashes:

Stack Trace 1:
{
"StackTrace" : [
"#0 Ambulatory 0X00418CB7 +[Logging signalHandler:]",
"#1 Ambulatory 0X003D6EF5 -[AEonAppDelegate application:supportedInterfaceOrientationsForWindow:]",
"#2 libsystem_platform.dylib 0X3370F87B _sigtramp()",
"#3 UIKit 0X28BB23AF -[UITextInteractionAssistant containerIsBrowserView]",
"#4 UIKit 0X28BB234F -[UITextInteractionAssistant textDocument]",
"#5 UIKit 0X28BB226D -[UITextSelectionView selection]",
"#6 UIKit 0X28C92DD7 -[UITextSelectionView inputViewWillChange]",
"#7 UIKit 0X28FC8ED1 -[UITextSelectionView inputViewWillMove:]",
"#8 CoreFoundation 0X256934A1 ()",
"#9 CoreFoundation 0X255EF93D _CFXNotificationPost()",
"#10 Foundation 0X2631F9B9 -[NSNotificationCenter postNotificationName:object:userInfo:]",
"#11 UIKit 0X291D4BFF -[UIInputWindowController postStartNotifications:withInfo:]",
"#12 UIKit 0X291D6135 ()",
"#13 UIKit 0X28BA9563 +[UIView _setupAnimationWithDuration:delay:view:options:factory:animations:start:animationStateGenerator:completion:]",
"#14 UIKit 0X28C6AD2F +[UIView _animateWithDuration:delay:options:animations:start:completion:]",
"#15 UIKit 0X28C35EE3 -[UIInputViewAnimationStyle launchAnimation:afterStarted:completion:forHost:fromCurrentPosition:]",
"#16 UIKit 0X291D5E99 -[UIInputWindowController moveFromPlacement:toPlacement:starting:completion:]",
"#17 UIKit 0X291D96E9 -[UIInputWindowController setPlacement:starting:completion:]",
"#18 UIKit 0X291D92A1 -[UIInputWindowController setInputViewSet:]",
"#19 UIKit 0X291D5927 -[UIInputWindowController performOperations:withAnimationStyle:]",
"#20 UIKit 0X28C2D7F5 -[UIPeripheralHost setInputViews:animationStyle:]",
"#21 UIKit 0X29073CF9 -[UIWebBrowserView _stopAssistingFormNode]",
"#22 UIKit 0X2907484F -[UIWebBrowserView webView:elementDidBlurNode:]",
"#23 CoreFoundation 0X256DF3E4 ()",
"#24 CoreFoundation 0X2560C845 -[NSInvocation invoke]",
"#25 CoreFoundation 0X256102C7 -[NSInvocation invokeWithTarget:]",
"#26 WebKitLegacy 0X3162B261 -[_WebSafeForwarder forwardInvocation:]",
"#27 CoreFoundation 0X256DDF3F ()",
"#28 CoreFoundation 0X25610208 -[NSKVONotifying__UIPopoverLayoutInfo setContentInset:]",
"#29 WebCore 0X30E1BB37 ()",
"#30 WebCore 0X30C4217F _ZN7WebCore8Document17setFocusedElementEN3WTF10PassRefPtrINS_7ElementEEENS_14FocusDirectionE()",
"#31 WebCore 0X30C11B53 _ZN7WebCore15FocusController17setFocusedElementEPNS_7ElementEN3WTF10PassRefPtrINS_5FrameEEENS_14FocusDirectionE()",
"#32 WebCore 0X30E1B8A7 ()",
"#33 WebCore 0X30DA1533 -[DOMElement blur]",
"#34 CoreFoundation 0X256DF3E4 ()",
"#35 CoreFoundation 0X2560C845 -[NSInvocation invoke]",
"#36 CoreFoundation 0X256102C7 -[NSInvocation invokeWithTarget:]",
"#37 UIKit 0X28FAFDDB -[UIThreadSafeNode forwardInvocation:]",
"#38 CoreFoundation 0X256DDF3F ()",
"#39 CoreFoundation 0X25610208 -[NSKVONotifying__UIPopoverLayoutInfo setContentInset:]",
"#40 UIKit 0X28D68BF9 -[UIWebBrowserView resignFirstResponder]",
"#41 UIKit 0X28CE81A3 -[UIView endEditing:]",
"#42 Ambulatory 0X004B1C91 -[SummaryViewController dismissKeyboard]",
"#43 Foundation 0X263DF7C9 __NSFireDelayedPerform()",
"#44 CoreFoundation 0X256A14BF ()",
"#45 CoreFoundation 0X256A103B ()",
"#46 CoreFoundation 0X2569F28B ()",
"#47 CoreFoundation 0X255ED621 CFRunLoopRunSpecific()",
"#48 CoreFoundation 0X255ED433 CFRunLoopRunInMode()",
"#49 GraphicsServices 0X2C9320A9 GSEventRunModal()",
"#50 UIKit 0X28BD7809 UIApplicationMain()",
"#51 SampleApp 0X000CDC0F -[AppDelegate .cxx_destruct]",
"#52 libdyld.dylib 0X335CFAAF ()"
]
}

Stack Trace 2:
{
"StackTrace" : [
"#0 Ambulatory 0X003629EB +[Logging signalHandler:]",
"#1 Ambulatory 0X00340385 -[NSURL portByScheme]",
"#2 libsystem_platform.dylib 0X38A7087B _sigtramp()",
"#3 UIKit 0X2DE00DC7 -[UITextInteractionAssistant containerIsBrowserView]",
"#4 UIKit 0X2DE00D67 -[UITextInteractionAssistant textDocument]",
"#5 UIKit 0X2DE00C85 -[UITextSelectionView selection]",
"#6 UIKit 0X2DEE15DF -[UITextSelectionView inputViewWillChange]",
"#7 UIKit 0X2E219E71 -[UITextSelectionView inputViewWillMove:]",
"#8 CoreFoundation 0X2A8C0281 ()",
"#9 CoreFoundation 0X2A81C52D _CFXNotificationPost()",
"#10 Foundation 0X2B54C189 -[NSNotificationCenter postNotificationName:object:userInfo:]",
"#11 UIKit 0X2E427A8F -[UIInputWindowController postStartNotifications:withInfo:]",
"#12 UIKit 0X2E428FC5 ()",
"#13 UIKit 0X2DDF7F93 +[UIView _setupAnimationWithDuration:delay:view:options:factory:animations:start:animationStateGenerator:completion:]",
"#14 UIKit 0X2DEB989F +[UIView _animateWithDuration:delay:options:animations:start:completion:]",
"#15 UIKit 0X2DE84A5B -[UIInputViewAnimationStyle launchAnimation:afterStarted:completion:forHost:fromCurrentPosition:]",
"#16 UIKit 0X2E428D29 -[UIInputWindowController moveFromPlacement:toPlacement:starting:completion:]",
"#17 UIKit 0X2E42C595 -[UIInputWindowController setPlacement:starting:completion:]",
"#18 UIKit 0X2E42C14D -[UIInputWindowController setInputViewSet:]",
"#19 UIKit 0X2E4287B7 -[UIInputWindowController performOperations:withAnimationStyle:]",
"#20 UIKit 0X2DE7C2BD -[UIPeripheralHost setInputViews:animationStyle:]",
"#21 UIKit 0X2E2C573B -[UIWebBrowserView assistFormNode:]",
"#22 libdispatch.dylib 0X3891A8CD ()",
"#23 libdispatch.dylib 0X389107A7 ()",
"#24 libdispatch.dylib 0X38913FA3 _dispatch_main_queue_callback_4CF()",
"#25 CoreFoundation 0X2A8CD9D1 ()",
"#26 CoreFoundation 0X2A8CC0D1 ()",
"#27 CoreFoundation 0X2A81A211 CFRunLoopRunSpecific()",
"#28 CoreFoundation 0X2A81A023 CFRunLoopRunInMode()",
"#29 GraphicsServices 0X31BEA0A9 GSEventRunModal()",
"#30 UIKit 0X2DE261D1 UIApplicationMain()",
"#31 SampleApp 0X00014E63 -[AppDelegate SummaryAfterLogin:]",
"#32 libdyld.dylib 0X38930AAF ()"
]
}

Product Version:
Created: 2014-11-05T18:23:28.453025
Originated: 2014-10-28T00:00:00
Open Radar Link: http://www.openradar.me/18882123