QA/Fennec/crash rep 19Sept2011

Analysis Highlights

• Crashes per build id Report 2011-09-19
• Fennec 5.0 Explosiveness 2011-09-19
• Fennec 6.0 Explosiveness 2011-09-19
• Fennec 7.0 Explosiveness 2011-09-19
• Soccoro/Bug Reports
  • bug 679065 - Some Fennec 6.0b6 topcrash signatures return an empty report list
  • Related Bugs:
    • bug 664510 - Get valid crashreporter reports again
    • bug 672287 - Get symbols for libc for most common Android installs
    • bug 668210 - Write an extension to gather Breakpad symbols from system libraries
    • bug 630293 - Add crash URL .csv reports for Fennec
    • bug 676719 - Record URLs for plugin processes
    • bug 578687 - Add support for Content crashes (tracker)
  • Note : bug 664510 ( The goodness that is Ted's https://addons.mozilla.org/en-us/mobile/addon/android-symbol-sender/)
  • bug 686973 Java signatures for Fennec
  • Resolved Bugs:
    • bug 526545 - Crash reporter still can send wrong URL when crashing during pageload
    • bug 411930 - Crash reporter sends wrong URL when crashing during pageload
• Misc:
  • Crash Reports not reporting : bug 686800, bug 686492
  • Previous Report
  • loss of data last week due to the migration to Phoenix.

 "There are several reasons why we get bad stack traces on
 android, one is that there are no debug symbols for the system libraries (frame
 1), and that leads to confusion in other frames as well. There is some discussion in 
 bug 662936 and its dependencies." - <azakai>

Fennec 9a1

Percent of all bugs on all platforms	Bug	Notes
12.10% ( 15 ) + 4.03% ( 5 ) + 4.03% ( 5 ) + 2.42% ( 3 )	bug 687554 - crash [@ TOutputGLSLBase::visitConstantUnion]	GLSL
7.26% ( 9 )	bug 684863 Crash Report [@ libc.so@0x15dd8 ] [@ TOutputESSL::writeVariablePrecision ]	GLSL
6.45% ( 8 )	bug 687908 - Crash [@ nsTextServicesDocument::DeleteSelection]	ssl, mutex unlock, text deselection crash
Dropped Tracking for the week	bug 475084 - Crash in [@ JS_DHashTableEnumerate] bug 681114 - crash [@ _cairo_user_data_array_fini] bug 598565 - Segfault on shutdown after locked profile dialog [@ JS_DHashTableOperate] bug 681109 - crash [@ js::RegExp::compileHelper] crash [@ nsTArray<nsNameSpaceEntry, nsTArrayDefaultAllocator>::Clear nsXMLNameSpaceMap::Clear bug 681099 - crash [@ PL_DHashTableOperate nsPropertyTable::Enumerate] bug 679176 - [Java] java.lang.RuntimeException: Unable to pause activity bug 681118 - crash [@ nsTArray<nsCOMPtr<nsIAtom>, nsTArrayDefaultAllocator>::Clear nsAttrValue::EnsureEmptyMiscContainer] bug 663447 - [Java] IllegalArgumentException in WindowManagerImpl.findViewLocked() bug 681129 - Crash Report [@ nsTArray<nsCOMPtr<nsIWeakReference>, nsTArrayDefaultAllocator>::Clear nsIFrame::DestroyPaintedPresShellList ] Crash Report [@ nsPrintEngine::DonePrintingPages ] Crash Report [@ JSCompartment::~JSCompartment ] bug 681119 - Crash [@ js::RegExp::~RegExp] bug 683026 - Crash with GL layers bug 665779 - crash [@ libc.so@0x15f40 ] crash [@ nsCSSRuleProcessor::HasSystemMetric bug 681069 - crash [@ js::RegExp::execute] bug 681126 - crash [@ libxul.so@0xf97e44][@ js::detail::HashTable<js::gc::Chunk* const, js::HashSet<js::gc::Chunk*, js::GCChunkHasher, js::SystemAllocPolicy>::SetOps, js::SystemAllocPolicy>::Ptr::nonNull ] bug 681122 - crash [@ nsAttrValue::Contains] bug 681135 - crash [@ nsAttrValue::GetAtomCount] crash [@ jemalloc_stats nsFileProtocolHandler::NewFileURI arena_dalloc je_free moz_free __wrap_free JS_DHashFreeTable bug 661158 Crash while sending PRNetAddr over IPDL [@ Pickle::ReadBytes]

Note:

• 2011-09-13 08:00:00 through 2011-09-20 08:00:00.
• The report covers the top 10 of 100 % of all 124 crashes during this period.
• Fixed?:
  • bug 623319 - firefox crashes on graphics test sites [@ libc.so@0x14bd8][@ mozilla::gl::GLContext::InitExtensions]
  • bug 682568- Fix ICO crash with decodeondraw = true and BMPs with alpha bitmasks
    • Resolved : 2011-08-31 01:55:40 PDT
• Need Crash Symbols:

Percent of all bugs on all platforms	Bug
2.42% ( 3 )	[@ libc.so@0x15f04 ]
2.42% ( 3 )	android_atomic_add
	libc.so@0x163dc]
	Fennec 9.0a1 Crash Report [@ mozalloc_abort libc-2.5.so@0x5fcaf ]
	libxul.so@0x95343d

Fennec 8a2

Percent of all bugs on all platforms	Bug	Notes
4.35% (1)	bug 670603 - Crash at js::mjit::JaegerShot
4.35% (1)	bug 645714- Crash in mozilla::TimeStamp::Now [@ PR_Lock ] mainly close to startup
4.35% (1)	[@ mozalloc_abort __swrite ]	ssl3_SetPolicy
4.35% (1)	bug 661158 Crash while sending PRNetAddr over IPDL [@ Pickle::ReadBytes]
	Dropped for this week: bug 654196 - Firefox 6.0a1 Crash Report [@ js::GCMarker::drainMarkStack() ] bug 679176 - [Java] java.lang.RuntimeException: Unable to pause activity bug 663494 crashing occurs when trying to restart after energysaving power down; crash [@ base::CloseSuperfluousFds] bug 636663 - Android Java Crash java.lang.IllegalArgumentException bug 681211 - crash PL_DHashTableEnumerate in the DOM memory reporter libc.so@0xae16 Crash Report [@ mozilla::layout::RenderFrameParent::GetLayerManager ] bug 681333 - crash [@ libc.so@0x14bd8][@ mozilla::gl::GLContext::InitExtensions ] [@ jemalloc_stats ]

Note:

• 2011-09-13 08:00:00 through 2011-09-20 08:00:00.
• The report covers the top 10 of 100.00% of all 23 crashes during this period.
• Need crash stacks:

Percent of all bugs on all platforms	Bug
4.35% ( 1 )	[@ __libc_android_abort dlfree free fclose ]
4.35% (1)	mozalloc_abort libc.so@0x19de2
4.35% (1 )	[@ mozalloc_abort libc.so@0x19c6a ]
4.35% (1)	[@ 0 (deleted)@0x2bf6fff ]
4.35% (1 )	[@ mozalloc_abort libc.so@0x1a022 ]
4.35% (1)	[@ libc.so@0x15f60 ]
	Crash Report [@ libGLESv2_POWERVR_SGX540_120.so@0xe85c ]
	Crash Reports for mozalloc_abort libc.so@0x1a21a
	[@ libc.so@0x161c0 ]
	libc.so@0xb45c
	bug 665779 crash [@ libc.so@0x15f40 ]
	[@ libc.so@0x12c0e ]
	Crash Report [@ libc.so@0xb538]
	libdvm.so@0x42078 on 20110828042010 build; bug 682073 ?
	bug 645120 Crash [@ libc.so@0xae16 ][@ libc.so@0x1209c ] on Motorola MB860
	[https://crash-stats.mozilla.com/report/index/daad6f48-5c54-4ec5-84f4-08c4c2110826 Crash Report [@ libc.so@0x16296 ]]
	Crash Report [@ mozalloc_abort libc-2.5.so@0x5fcaf ]
	[@ libc.so@0x13a78 ]
	(empty signature)
	Fennec 8.0a2 Crash Report [@ libc.so@0x15f5e ]
	[@ libc.so@0x1600a ]
	[@ libc.so@0x15f40 ]

Fennec 7.0 beta

Percent of all bugs on all platforms	Bug	Notes
	bug 663494 - crashing occurs when trying to restart after energysaving power down; crash [@ base::CloseSuperfluousFds] bug 622992 Fennec crash in base::CloseSuperfluousFds
	nsTArray_base<nsTArrayDefaultAllocator>::EnsureCapacity
	mozilla::layout::RenderFrameParent::GetLayerManager
	bug 670603 Crash at js::mjit::JaegerShot
	bug 628102 - Crash in xpc::AccessCheck::isChrome
Dropped from tracking:	bug 623161 Crash [@ neon_composite_src_8888_0565 ][@ @0x0 neon_composite_src_8888_0565 ][@ libxul.so@0xc1bf88 ][@ libxul.so@0xc1bf98 ][@ libxul.so@0xc1bfa4 ][@ libxul.so@0xc1bfb0 ][@ libxul.so@0xc1bf6c ][@ libxul.so@0xc1bf68 ][@ libxul.so@0xc1bf60 ] bug 609895 Crash at shutdown [@ nsTArray<nsHttpHeaderArray::nsEntry>::IndexOf<nsHttpAtom, nsHttpHeaderArray::nsEntry::MatchHeader>][@ nsHttpHeaderArray::LookupEntry]

Note:

   * 2011-08-22 through     2011-08-29.           
   *The  report covers 100.00% of all 390 crashes during this period.

• no symbols:

Percent of all bugs on all platforms	Bug
	[@ libc.so@0x15f5e]
	libc.so@0x11f74
	libc.so@0x15f40
	libc.so@0x15d08
	[@ libc.so@0xae16]
	bug 645120 - Crash [@ libc.so@0xae16 ][@ libc.so@0x1209c ] on Motorola MB860
	bug 662941 - crash [@ libc.so@0x13370]
	Crash Report [@ libc.so@0x15dd8 ]
	Crash Report [@ libc.so@0x15d04 ]
	bug 670257 crash [@ libc.so@0x11e88]
	[Crash Report [@ libc.so@0x15f80 ]
	[@ libc.so@0x1600a]
	libc.so@0x1209c
	[@ libc.so@0x12c0e]
	[@ libc.so@0x11e88]
	libc.so@0x15ca4
	libc.so@0x12a16
	libc.so@0x13390
	libc.so@0x13398
	[@ libc.so@0xba5a ]

Fennec 6.0 Release

Percent of all bugs on all platforms	Bug	Notes
	bug 622992 Fennec crash in base::CloseSuperfluousFds bug 663494 crashing occurs when trying to restart after energysaving power down; crash [@ base::CloseSuperfluousFds]
	mozilla::layout::RenderFrameParent::GetLayerManager
	nsDisplayItem::nsDisplayItem
	libc.so@0x162b4

• 2011-08-22 through 2011-08-29.
• The report covers 93.92% of all 3287 crashes during this period.
• no symbols:

Percent of all bugs on all platforms	Bug
	[@ libc.so@0x15f5e ]
	[@ libc.so@0x15f40 ]
	[@ libc.so@0xae16 ]
	[@ libc.so@0x1209c ]
	[@ libc.so@0x1600a ]
	[@ libc.so@0x13370 ]
	[@ libc.so@0x11e98 ]
	[@ libc.so@0x13398 ]
	[@ libc.so@0x13390 ]
	[@ libc.so@0xcbb4 ]
	(empty signature)
	libc.so@0x133be
	[@ libc.so@0x15f04 ]
	[@ libc.so@0x15f60 ]
	[@ libc.so@0x11e88 ]
	[@ libc.so@0x15f80 ]

All Open Bugs for Crashes & Crash Reporter w/i Fennec

Current Open Bugs

Resolved Bugs:

Date Resolved	Bug	Notes
2011-08-06 02:49:29 PDT	bug 676316 - Crash Report [@ @0x0 nsDeviceMotion::DeviceMotionChanged ]
2011-07-26 15:47:21 PDT	bug 671960 - Crash [@ _moz_cairo_surface_get_device_offset ]
2011-07-22 14:21:07 PDT	bug 671818 - play a webm file report error after fennec6.0, crash [@ mozilla::gfx::ScaleYCbCrToRGB565]
2011-07-21 23:37:04 PDT	bug 647288 - Crash loading binary components bigger than 4KB
2011-08-04 17:45:32 PDT	bug 645284 - crash [@ libxul.so@0x5fbfc0] [@ vp8_decode_mb_tokens]
2011-08-10 08:38:19 PDT	bug 672577 - Crash [@ SelectionChangeEvent::Run]
2011-06-27 02:10:49 PDT	bug 666997 - Firefox Crash @ mozilla::net::nsPreloadedStream::AsyncWait(nsIInputStreamCallback*	Aurora and trunk; not beta
2011-08-24 01:38:05 PDT	bug 681069 - crash [@ js::RegExp::execute]	bug 666236 - Component returned failure code: 0x8000fff (NS_ERROR_UNEXPECTED) [nsIWebNavigation.goBack nsIWebNavigation.goForward] @ browser.js
2011-08-31 01:55:40 PDT	bug 682568- Fix ICO crash with decodeondraw = true and BMPs with alpha bitmasks