User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:6.0) Gecko/20100101 Firefox/6.0 Build ID: 20110811165603 Steps to reproduce: Install Firefox 6, start it. See bug report ID: 0fe691f7-7dc0-4b1e-b9cd-5256b2110822 https://crash-stats.mozilla.com/report/index/0fe691f7-7dc0-4b1e-b9cd-5256b2110822 I've found, I believe, that qipcal.dll belongs to WebSense Content Filtering software (corporate sponsored spyware/monitoring software) Firefox 3.6 branch still works fine, so something in the 5.x/6.x branch is not happy with whatever it is this library is hooking into. Unfortunately I can't file a bug with WebSense as I'm not one of their customers. Firefox 6.0 Crash Report [@ qipcap.dll@0x3964 ] qipcap.dll@0x3964 qipcap.dll qipcap Actual results: Crashes immediately upon launch every time. Expected results: Not crash on launch every time.

0 QIPCAP.dll QIPCAP.dll@0x3964 1 xul.dll nsDocLoader::FireOnLocationChange uriloader/base/nsDocLoader.cpp:1382 2 xul.dll nsDocShell::SetCurrentURI docshell/base/nsDocShell.cpp:1787 3 xul.dll nsDocShell::CreateAboutBlankContentViewer docshell/base/nsDocShell.cpp:6530 4 xul.dll nsDocShell::EnsureContentViewer docshell/base/nsDocShell.cpp:6432 5 xul.dll nsDocShell::GetInterface docshell/base/nsDocShell.cpp:898 6 xul.dll xul.dll@0xb76457 7 xul.dll nsPIDOMWindow::EnsureInnerWindow obj-firefox/dist/include/nsPIDOMWindow.h:345 8 xul.dll nsWindowSH::PreCreate dom/base/nsDOMClassInfo.cpp:5249 9 xul.dll ConstructProxyObject js/src/xpconnect/src/xpcwrappednative.cpp:3940 10 xul.dll XPCConvert::NativeInterface2JSObject js/src/xpconnect/src/xpcconvert.cpp:1190 11 xul.dll XPCConvert::NativeData2JS js/src/xpconnect/src/xpcconvert.cpp:487 12 xul.dll XPCConvert::NativeData2JS js/src/xpconnect/src/xpcprivate.h:3210 13 xul.dll XPC_WN_CallMethod js/src/xpconnect/src/xpcwrappednativejsops.cpp:1610 14 mozjs.dll js::Interpret js/src/jsinterp.cpp:4685 15 xul.dll xul.dll@0xc23467

On crash stats, there are no signatures containing qipcap.dll in the past month for versions newer than firefox 17

¡Hola Wayne! I'm reopening this per https://support.mozilla.org/en-US/questions/1098342 that has two of these or very similar crashes. There are 482 crashes in the past month per https://crash-stats.mozilla.com/report/list?product=Firefox&range_unit=days&range_value=28&signature=qipcap.dll%400x9e36#tab-sigsummary What's a good path forward for this bug? ¡Gracias! Crashing Thread Frame Module Signature Source Ø 0 qipcap.dll qipcap.dll@0x9e36 Ø 1 qipcap.dll qipcap.dll@0x5a38 2 xul.dll nsObserverService::NotifyObservers(nsISupports*, char const*, wchar_t const*) xpcom/ds/nsObserverService.cpp Ø 3 qipcap.dll qipcap.dll@0x34403 4 xul.dll NS_InvokeByIndex xpcom/reflect/xptcall/md/win32/xptcinvoke.cpp 5 xul.dll CallMethodHelper::CallMethodHelper(XPCCallContext&) js/xpconnect/src/XPCWrappedNative.cpp 6 xul.dll nsFrame::BoxReflow(nsBoxLayoutState&, nsPresContext*, nsHTMLReflowMetrics&, nsRenderingContext*, int, int, int, int, bool) layout/generic/nsFrame.cpp 7 xul.dll js::GetProperty(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<jsid>, JS::MutableHandle<JS::Value>) js/src/vm/NativeObject.h 8 xul.dll JSCompartment::wrap(JSContext*, JS::MutableHandle<JSObject*>, JS::Handle<JSObject*>) js/src/jscompartment.cpp 9 xul.dll js::jit::DebugModeOSRVolatileStub<js::jit::ICGetProp_Fallback*>::invalid() js/src/jit/BaselineDebugModeOSR.h 10 xul.dll js::TypeScript::Monitor(JSContext*, JSScript*, unsigned char*, JS::Value const&) js/src/vm/TypeInference-inl.h 11 xul.dll Interpret js/src/vm/Interpreter.cpp 12 xul.dll js::RunScript(JSContext*, js::RunState&) js/src/vm/Interpreter.cpp 13 xul.dll js::Invoke(JSContext*, JS::CallArgs, js::MaybeConstruct) js/src/vm/Interpreter.cpp 14 xul.dll JS_CallFunctionValue(JSContext*, JS::Handle<JSObject*>, JS::Handle<JS::Value>, JS::HandleValueArray const&, JS::MutableHandle<JS::Value>) js/src/jsapi.cpp 15 xul.dll nsXPCWrappedJSClass::CallMethod(nsXPCWrappedJS*, unsigned short, XPTMethodDescriptor const*, nsXPTCMiniVariant*) js/xpconnect/src/XPCWrappedJSClass.cpp 16 xul.dll nsXPCWrappedJS::CallMethod(unsigned short, XPTMethodDescriptor const*, nsXPTCMiniVariant*) js/xpconnect/src/XPCWrappedJS.cpp 17 xul.dll PrepareAndDispatch xpcom/reflect/xptcall/md/win32/xptcstubs.cpp 18 xul.dll SharedStub xpcom/reflect/xptcall/md/win32/xptcstubs.cpp 19 xul.dll nsThread::ProcessNextEvent(bool, bool*) xpcom/threads/nsThread.cpp

contact/cc the vendor?

I get this crash too. Our IT tells me they have the latest WebSense, client and server. using Firefox 42 (he). example crash i got (i have plenty more): https://crash-stats.mozilla.com/report/index/bp-27e88434-b0da-4228-a29a-08fd52160103 HTH.

Crash volume for signature 'qipcap.dll@0x9e36': - nightly (version 50): 0 crash from 2016-06-06. - aurora (version 49): 0 crash from 2016-06-07. - beta (version 48): 0 crash from 2016-06-06. - release (version 47): 328 crashes from 2016-05-31. - esr (version 45): 438 crashes from 2016-04-07. Crash volume on the last weeks: Week N-1 Week N-2 Week N-3 Week N-4 Week N-5 Week N-6 Week N-7 - nightly 0 0 0 0 0 0 0 - aurora 0 0 0 0 0 0 0 - beta 0 0 0 0 0 0 0 - release 65 35 38 49 66 28 16 - esr 6 2 7 32 73 146 156 Affected platform: Windows

Hello all, thank you for your efforts to collaborate. I want to provide information for direct contact regarding all product security issues in all Forcepoint products and services: I am a founding member of the Forcepoint Global Product Security Incident Response Team (PSIRT). (Forcepoint is the synthesis of Raytheon Cyber Products, Websense, Trusted Computer Solutions, Oakley Networks, Visual Analytics, Stonesoft, Sidewinder, and others) If you ever need to report a product security vulnerability, contact PSIRT@forcepoint.com. PGP Key: https://www.forcepoint.com/innovation/product-security/product-security-report-issue

¡Hola! Just wanted to point out, there's a SuMo article about this over at https://support.mozilla.org/en-US/kb/websense-startup-crashes-firefox There are also questions being actively asked in the SuMo forum about these crashes like https://support.mozilla.org/en-US/questions/1152139 670 crashes (586 in Release and 42 in Developer) in the past week at https://crash-stats.mozilla.com/signature/?product=Firefox&signature=qipcap.dll%400x31100 ¡Gracias! Alex

There are 954 crashes in release version 51.0.1.

Too late for firefox 52, mass-wontfix.

This should no longer be reproducible with the latest versions of WebSense, which switched to WebExtension.