502678 - Opening URL from about:me links will Crash [@ JS_GetClass]

Status: VERIFIED DUPLICATE of bug 502617

(Firefox :: General, defect)

Description

[Tony Chung [:tchung]]

User-Agent:       Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.2a1pre) Gecko/20090706 Minefield/3.6a1pre
Build Identifier: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.2a1pre) Gecko/20090706 Minefield/3.6a1pre

Upon opening about:me, opening apps.facebook.com from the Most Visited Sites will crash the browser.  

Crash-stack: http://crash-stats.mozilla.com/report/index/cf9a163a-cec6-4c83-8186-95a462090706

Reproducible: Always

Steps to Reproduce:
1. install about:me extension
2. visit apps.facebook.com enough so it shows up on Most Visited list
3. Click the link to the URL from about:me in Most Visited Sites
4. Crash @ JS_GetClass

Stack trace:
Frame  	Module  	Signature [Expand]  	Source
0 	libmozjs.dylib 	JS_GetClass 	js/src/jsapi.cpp:2754
1 	XUL 	nsDOMConstructor::HasInstance 	dom/base/nsDOMClassInfo.cpp:5414
2 	XUL 	XPC_WN_Helper_HasInstance 	js/src/xpconnect/src/xpcwrappednativejsops.cpp:1088
3 	libmozjs.dylib 	js_Interpret 	js/src/jsinterp.cpp:6766
4 	libmozjs.dylib 	js_Invoke 	js/src/jsinterp.cpp:1397
5 	XUL 	nsXPCWrappedJSClass::CallMethod 	js/src/xpconnect/src/xpcwrappedjsclass.cpp:1647
6 	XUL 	nsXPCWrappedJS::CallMethod 	js/src/xpconnect/src/xpcwrappedjs.cpp:569
7 	XUL 	PrepareAndDispatch 	xpcom/reflect/xptcall/src/md/unix/xptcstubs_unixish_x86.cpp:93
8 	XUL 	PrepareAndDispatch 	
9 	XUL 	nsEventListenerManager::HandleEventSubType 	content/events/src/nsEventListenerManager.cpp:1034
10 	XUL 	nsEventListenerManager::HandleEvent 	content/events/src/nsEventListenerManager.cpp:1140
11 	XUL 	nsEventTargetChainItem::HandleEvent 	content/events/src/nsEventDispatcher.cpp:244
12 	XUL 	nsEventTargetChainItem::HandleEventTargetChain 	content/events/src/nsEventDispatcher.cpp:308
13 	XUL 	nsEventDispatcher::Dispatch 	content/events/src/nsEventDispatcher.cpp:539
14 	XUL 	nsEventDispatcher::DispatchDOMEvent 	content/events/src/nsEventDispatcher.cpp:601
15 	XUL 	nsDocument::DispatchEvent 	content/base/src/nsDocument.cpp:6129
16 	XUL 	nsContentUtils::DispatchTrustedEvent 	content/base/src/nsContentUtils.cpp:3183
17 	XUL 	nsDocument::DispatchContentLoadedEvents 	content/base/src/nsDocument.cpp:3871
18 	XUL 	nsRunnableMethod<nsDocument, void>::Run 	nsThreadUtils.h:264
19 	XUL 	nsThread::ProcessNextEvent 	xpcom/threads/nsThread.cpp:527
20 	XUL 	NS_ProcessPendingEvents_P 	nsThreadUtils.cpp:180
21 	XUL 	nsBaseAppShell::NativeEventCallback 	widget/src/xpwidgets/nsBaseAppShell.cpp:121
22 	XUL 	nsAppShell::ProcessGeckoEvents 	widget/src/cocoa/nsAppShell.mm:413
23 	CoreFoundation 	CFRunLoopRunSpecific 	
24 	CoreFoundation 	CFRunLoopRunInMode 	
25 	HIToolbox 	RunCurrentEventLoopInMode 	
26 	HIToolbox 	ReceiveNextEventCommon 	
27 	HIToolbox 	BlockUntilNextEventMatchingListInMode 	
28 	AppKit 	_DPSNextEvent 	
29 	AppKit 	-[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] 	
30 	AppKit 	-[NSApplication run] 	
31 	XUL 	nsAppShell::Run 	widget/src/cocoa/nsAppShell.mm:766
32 	XUL 	nsAppStartup::Run 	toolkit/components/startup/src/nsAppStartup.cpp:193
33 	XUL 	XRE_main 	toolkit/xre/nsAppRunner.cpp:3369
34 	firefox-bin 	main 	browser/app/nsBrowserApp.cpp:156
35 	firefox-bin 	firefox-bin@0x1541 	
36 	firefox-bin 	firefox-bin@0x1468 	
37 		@0x2 	
Actual Results:  
No crash

Expected Results:  
crash @ JS_GetClass

Comment 1

[Nochum Sossonko [:Natch]]

I think this is a dupe of bug 502617, nothing to do with about:me really...

Comment 2

[Marcia Knous [:marcia]]

Stack looks identical to the one noted in Bug 502505 - marking as dupe.

Comment 3

[Tony Chung [:tchung]]

yes it is.