QA/Fennec/crash rep 26Dec2011

Analysis Highlights

Top Bugs From Report

bug 711853/bug 713299 - Crash in arm_neon_fill @ libxul.so@0xad...

Need Bugs looked at

Soccoro :

• Need to get bug 701002 pushed through for socorro; Java signature issue
• bug 704161 Get symbols for Android Flash
  • Not sure if possible
• Current open skiplist bugs

• bug 706803 isn't this fixed?

• [DONE] bug 706704 fixed for metrics
• [DONE] bug 706612
• [DONE] bug 702624 - Crash Reporter crashes

Note:

• Socorro finally split of Native fennec w/ FennecAndroid tag this past Wednesday.
• Also to note, we merged on 12/20; Tracked by version number so you will see a fresh start at 12/20

Other Android Bugs and Noteworthy things

There are a lot of issues currently revolving around:

1. database cursor: bug 711988 and bug 713580
2. viewport
3. gralloc / memory allocation
4. rotation bug 713299?
5. neon instruction set

FennecAndroid 12.0a1 Release

Native Nightly Release

.unknown

Bug	Percent of all bugs on all platforms	Notes
bug 711853 - Crash in arm_neon_fill @ libxul.so@0xad...	174 (24.3%) + 97 (13.5%) + 42 (5.9%) + 6 (0.8%) + 5 (0.7%)	dup of bug 713299?
bug 706007 - crash [@ @0x0 dvmPlatformInvoke]	43 (6.0%) + 1 (0.1%)
bug 711852 - Crash in neon_composite_over_8888_8888 or neon_composite_over_n_8_0565 or fast_composite_over_8888_0565 @ libxul.so@0xac...	21 (2.9) = 9 (1.3%)+ 6 (0.8%) + 6 (0.8%)	is bug 623161 a dup? Does this have to do with bug 672787?
bug 713569 - crash [@ gralloc.tegra.so@0x1b88 ] on LGE 'Optimus 2X' and LGE 'LG-P999'	21 (2.9%)	occurs only on LGE Model: 'Optimus 2X' and Model: 'LG-P999'; p990 and tegra

Memory

Bug	Percent of all bugs on all platforms	Notes
mozalloc_abort pthread_mutex_unlock	6 (0.8%)	multiple signatures : bug 693480, bug 687908, bug 706004, bug 712980, bug 707683, bug 713578, bug 713580, 713583 bug Bug 713583, bug 712627 Cursor Crashes: bug 713580, bug 711988
mozalloc_abort __swrite dexDataMapAlloc	4 (0.6%) + 1 (0.1%)	Multiple signatures: bug 713586; similar bugs to the mozalloc_abort pthread_mutex_unlock
bug 713588 - Crash [@ arena_dalloc __wrap_realloc nsAndroidHistory::Run] on HP Touchpad	3 (0.4%)
bug 713589 - Crash Report [@ __atomic_cmpxchg ]	2 (0.3%)	Seems to do with history string issues?
arena_malloc	2 (0.3%)
mozalloc_abort dexDataMapAlloc	2 (0.3%)	same as the "mozalloc_abort pthread_mutex_unlock " and "mozalloc_abort __swrite dexDataMapAlloc "
Sony Ericsson LT15i SEMC/LT15i_1247-1923/LT15i:2.3.4/4.0.2.A.0.42/1f_v3w:user/release-key	1 (0.1%)	no sig found at time of writing report; not a real crash sig.
arena_dalloc __wrap_free moz_free NS_Free_P	1 (0.1%)	bug 713589 ?
mozalloc_abort __swrite nsStandardURL::StartClone	1 (0.1%)	HTC Shooter

gfx

Bug	Percent of all bugs on all platforms	Notes
bug 711801 Crashes as a known issue in build 20111217 ( fast_path_fill )	9 (1.3%)
bug 711852 - Crash in neon_composite_over_8888_8888 or neon_composite_over_n_8_0565 or fast_composite_over_8888_0565 @ libxul.so@0xac...	8 (1.1%) + 3 (0.4%)
bug 713593 - Crash Report [@ fetch_scanline_r5g6b5 ]	6 (0.8%)	Occurs in Aurora as well
bug 713592 - Regression: [@ _moz_pixman_image_composite32 ]	1 (0.1%)
_moz_cairo_surface_get_reference_count	1 0.1%

flash

Percent of all bugs on all platforms	Bug	Notes
19 (2.7%)	various flash crashes	need symbol table if possible.

nsprpub

Percent of all bugs on all platforms	Bug	Notes
bug 713594 - Crash Report [@ _MD_ATOMIC_ADD nsStringBuffer::Release]	11 (1.5%)
bug 645714 Crash in mozilla::TimeStamp::Now [@ PR_Lock ] mainly close to startup	3 (0.4%)

dist

Percent of all bugs on all platforms	Bug	Notes
bug 706007 - crash [@ @0x0 dvmPlatformInvoke]	2 (0.3%)
bug 657962 - Firefox 6.0a1 Crash Report [@ TimerThread::Run ]	1 (0.1%)
nsCSSRendering::FindBackground	1 (0.1%)
XPCWrappedNativeScope::FindInJSObjectScope	1 (0.1%)

layout

Percent of all bugs on all platforms	Bug	Notes
nsCSSRuleProcessor::HasStateDependentStyle	2 (0.3%)	occurs in low frequency
bug 710137 - crash nsLayoutUtils::IsContainerForFontSizeInflation	1 (0.1%)
nsDisplayBackground::GetBounds	1 (0.1%)

widget/src/android

Percent of all bugs on all platforms	Bug	Notes
4 (0.6%)	bug 616506 - crash [@ nsAppShell::ProcessNextNativeEvent ]	Dup of bug 574727?

Xpcom

Percent of all bugs on all platforms	Bug	Notes
SearchTable	1 (0.1%)
Compare	1 (0.1%)
strlen nsAString_internal::AssignASCII	1 (0.1%)
bug 700594 - crash [@ nsAString_internal::Assign ]	1 (0.1%)

db/sqlite3

Percent of all bugs on all platforms	Bug	Notes
pthreadMutexLeave	1 (0.1%)

image

Percent of all bugs on all platforms	Bug	Notes
imgStatusTracker::GetImageStatus	1 (0.1%)

other-licenses

Percent of all bugs on all platforms	Bug	Notes
__libc_android_abort dlfree calloc Java_org_mozilla_gecko_GeckoAppShell_freeDirectBuffer dvmPlatformInvoke	1 (0.1%)

Data Range

• Total crashes analyzed in this report: 716 - covering 7 days up to and including 2011-12-25.

Reports

• Crashes per Component
  • Nightly Birch Component Weekly

• Misc:
  • Previous Report
  • Data for charts