680921 - Crash in nsAString_internal::Assign mainly close to startup, with a random .dll filename in stack (malware-related)

Status: RESOLVED WONTFIX

(Core :: General, defect)

Description

[Scoobidiver (away)]

It's currently #2 top browser crasher in 7.0b1 (startup crash).
It's something similar to bug 670542.

The 2 first stack traces are always the same and the the third one contains a randomly named dll.

Signature	nsAString_internal::Assign(nsAString_internal const&)
UUID	618a2e19-0dca-4b1f-9c3b-09dc22110820
Date Processed	2011-08-20 22:30:26.812469
Uptime	9
Last Crash	17 seconds before submission
Install Age	1.3 hours since version was first installed.
Install Time	2011-08-21 16:10:07
Product	Firefox
Version	7.0
Build ID	20110816154714
Release Channel	beta
OS	Windows NT
OS Version	5.1.2600 Service Pack 3
CPU	x86
CPU Info	GenuineIntel family 6 model 15 stepping 13
Crash Reason	EXCEPTION_ACCESS_VIOLATION_WRITE
Crash Address	0xfffffffffffffff8
App Notes 	AdapterVendorID: 8086, AdapterDeviceID: 29c2, AdapterDriverVersion: 6.14.10.5009

Frame 	Module 	Signature [Expand] 	Source
0 	xul.dll 	nsAString_internal::Assign 	xpcom/string/src/nsTSubstring.cpp:391
1 	xul.dll 	nsPromiseFlatString::Init 	
2 	d8eb3747.dll 	d8eb3747.dll@0x2596b 	
3 	d8eb3747.dll 	d8eb3747.dll@0x2ec99 	
4 	d8eb3747.dll 	d8eb3747.dll@0x1ecac 	
5 	d8eb3747.dll 	d8eb3747.dll@0x2b684 	
6 		@0x5fb91ff 	
7 	xul.dll 	nsXULDocument::FindBroadcaster 	content/xul/document/src/nsXULDocument.cpp:4306
8 	xul.dll 	nsMathMLmoFrame::ProcessTextData 	layout/mathml/nsMathMLmoFrame.cpp:164
9 	xul.dll 	nsHttpChannel::AsyncOpen 	netwerk/protocol/http/nsHttpChannel.cpp:3646
10 	xul.dll 	nsURILoader::OpenURI 	uriloader/base/nsURILoader.cpp:854
11 	xul.dll 	nsURILoader::OpenURI 	uriloader/base/nsURILoader.cpp:863
12 	xul.dll 	nsDocShell::DoChannelLoad 	docshell/base/nsDocShell.cpp:9243
13 	xul.dll 	nsDocShell::DoURILoad 	docshell/base/nsDocShell.cpp:9091
14 	nspr4.dll 	_MD_CURRENT_THREAD 	nsprpub/pr/src/md/windows/w95thred.c:308
15 	xul.dll 	nsDocShell::InternalLoad 	docshell/base/nsDocShell.cpp:8747
16 	xul.dll 	XPC_WN_Helper_GetProperty 	js/src/xpconnect/src/xpcwrappednativejsops.cpp:994
17 	xul.dll 	nsIOService::NewURI 	netwerk/base/src/nsIOService.cpp:573
18 	xul.dll 	mozilla::services::GetIOService 	xpcom/build/ServiceList.h:8
19 	xul.dll 	nsCOMPtr_base::~nsCOMPtr_base 	obj-firefox/xpcom/build/nsCOMPtr.cpp:81
20 	xul.dll 	NS_NewURI 	obj-firefox/dist/include/nsNetUtil.h:176
21 	xul.dll 	nsDefaultURIFixup::CreateFixupURI 	docshell/base/nsDefaultURIFixup.cpp:265
22 	xul.dll 	nsDocShell::LoadURI 	docshell/base/nsDocShell.cpp:3810

More reports at:
https://crash-stats.mozilla.com/report/list?signature=nsAString_internal%3A%3AAssign%28nsAString_internal%20const%26%29

Comment 1

[Scoobidiver (away)]

It is now only #16 top crasher in 7.0b1.

Comment 2

[LegNeato]

There's no actionable info here and because the dll is random we can't use the dll blocklist. We're not going to track this for Firefox 7

Comment 3

[Sylvestre Ledru [:Sylvestre]]

Closing because no crashes reported for 12 weeks.