787781 - startup crash in nsSafeFileOutputStream::Write

Status: RESOLVED WORKSFORME

(Core :: Networking, defect)

Description

[Scoobidiver (away)]

It first appeared in 17.0a1/20120817. The regression range might be:
http://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=50e4ff05741e&tochange=a79132ac2f05

Stack traces are various:
Frame 	Module 	Signature 	Source
0 		@0x9257e4f0 	
1 	xul.dll 	nsSafeFileOutputStream::Write 	netwerk/base/src/nsFileStreams.cpp:896
2 	xul.dll 	nsBufferedOutputStream::Flush 	netwerk/base/src/nsBufferedStreams.cpp:635
3 	xul.dll 	nsBufferedOutputStream::Finish 	netwerk/base/src/nsBufferedStreams.cpp:657
4 	xul.dll 	mozilla::Preferences::WritePrefFile 	modules/libpref/src/Preferences.cpp:734
...

Frame 	Module 	Signature 	Source
0 		@0x7bc84 	
1 		@0x6cc92 	
2 	xul.dll 	nsSafeFileOutputStream::Write 	netwerk/base/src/nsFileStreams.cpp:896
3 	xul.dll 	nsStreamCopierIB::ConsumeInputBuffer 	xpcom/io/nsStreamUtils.cpp:487
4 	xul.dll 	nsPipeInputStream::ReadSegments 	xpcom/io/nsPipe3.cpp:768
5 	xul.dll 	nsStreamCopierIB::DoCopy 	xpcom/io/nsStreamUtils.cpp:504
6 	xul.dll 	nsAStreamCopier::Process 	xpcom/io/nsStreamUtils.cpp:287
7 	xul.dll 	nsAStreamCopier::Run 	xpcom/io/nsStreamUtils.cpp:403
8 	xul.dll 	nsThreadPool::Run 	xpcom/threads/nsThreadPool.cpp:187
...

Frame 	Module 	Signature 	Source
0 		@0x16a637 	
1 		@0x15cad9 	
2 	xul.dll 	nsSafeFileOutputStream::Write 	netwerk/base/src/nsFileStreams.cpp:896
3 	xul.dll 	nsBufferedOutputStream::Flush 	netwerk/base/src/nsBufferedStreams.cpp:635
4 	xul.dll 	nsBufferedOutputStream::Write 	netwerk/base/src/nsBufferedStreams.cpp:618
5 	xul.dll 	rdf_BlockingWrite 	rdf/base/src/nsRDFXMLSerializer.cpp:164
6 	xul.dll 	nsRDFXMLSerializer::SerializeDescription 	rdf/base/src/nsRDFXMLSerializer.cpp:608
7 	xul.dll 	nsRDFXMLSerializer::Serialize 	rdf/base/src/nsRDFXMLSerializer.cpp:1106
8 	xul.dll 	RDFXMLDataSourceImpl::Serialize 	rdf/base/src/nsRDFXMLDataSource.cpp:1186
9 	xul.dll 	RDFXMLDataSourceImpl::rdfXMLFlush 	rdf/base/src/nsRDFXMLDataSource.cpp:773
10 	xul.dll 	RDFXMLDataSourceImpl::Flush 	rdf/base/src/nsRDFXMLDataSource.cpp:836
11 	xul.dll 	LocalStoreImpl::Observe 	rdf/datasource/src/nsLocalStore.cpp:471
...

More reports at:
https://crash-stats.mozilla.com/report/list?signature=nsSafeFileOutputStream%3A%3AWrite%28char+const*%2C+unsigned+int%2C+unsigned+int*%29

Comment 1

[Scoobidiver (away)]

It's #29 top browser crasher in 17.0a2 and #35 in 18.0a1.

Comment 2

[Robert Kaiser]

This is the #27 crash on 17.0.1 desktop and a startup crash, so it qualifies for topcrash.

Comment 3

[Robert Kaiser]

...and this has fallen out of topcrash ranges (for now).

Comment 4

[Wayne Mery (:wsmwk)]

related to bug 579517?  It has TM=17

bp-aea90a68-89e5-4588-9c92-633052130217
hg@1 919NS_IMETHODIMP
ehsan@108991 920nsSafeFileOutputStream::Write(const char *buf, uint32_t count, uint32_t *result)
hg@1 921{
hg@1 922 nsresult rv = nsFileOutputStream::Write(buf, count, result);

Comment 5

[Wayne Mery (:wsmwk)]

other signatures?

strstr | nsSafeFileOutputStream::Write(char const*, unsigned int, unsigned int*) 
bp-7d02560e-abf7-49cb-b538-227942130130

@0x0 | nsSafeFileOutputStream::Write(char const*, unsigned int, unsigned int*) 
bp-e490a1a6-c37a-4f57-b2a8-4b6a82130130

PR_Write | nsSafeFileOutputStream::Write(char const*, unsigned int, unsigned int*) 
bp-d4c3bd37-530d-4f4f-95e1-424fb2130218

Comment 6

[(no longer active)]

(In reply to Wayne Mery (:wsmwk) from comment #4)
> related to bug 579517?  It has TM=17

How is this related?!

Comment 7

[Patrick McManus [:mcmanus]]

no longer a concern in crash stats