QA/Fennec/crash rep 15Aug2011

Analysis Highlights

• Crashes per build id Report 2011-08-15
• Fennec 5.0 Explosiveness 2011-08-15
• Fennec 6.0 Explosiveness 2011-08-15

• Soccoro 2.2 released:
  • Bugs in this release
  • changes in the release

• 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)

• Misc:
  • Fennec 6a2 and 7a1 Tables to be removed since both are no longer being updated.
  • Counts are higher for crashes with the content aggregated, need to make sure that content crashes are being shown in crashes listed in crash-stats
  • All tables no longer include crash reports that do not have symbols with them
  • Previous Report

 "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 8a1

Note:

• 2011-08-08 18:00:00 through 2011-08-15 18:00:00.
• The report covers 100.00% of all 56 crashes during this period.

• no symbols:

• resolved:

Fennec 7.0a2

Note:

• 2011-08-08 10:00:00 through 2011-08-15 10:00:00.
• The report covers 100.00% of all 26 crashes during this period.

• no symbols:

• Resolved Bugs:
  • 2011-08-04 17:45:32 PDT bug 645284 - crash [@ libxul.so@0x5fbfc0] [@ vp8_decode_mb_tokens]
  • bug 671818 - play a webm file report error after fennec6.0, crash [@ mozilla::gfx::ScaleYCbCrToRGB565] ; request to push to aurora

Fennec 6.0b6

Note:

• 2011-08-08 through 2011-08-15.
• The report covers 100.00% of all 76 crashes during this period.
• Listed are the top 13 bugs.

• no symbols:

• Resolved:
  • 2011-07-26 15:47:21 PDT bug 671960 - Crash [@ _moz_cairo_surface_get_device_offset ]
• Needs Approval :
  • bug 671818 - play a webm file report error after fennec6.0, crash [@ mozilla::gfx::ScaleYCbCrToRGB565]
    • Builds are from 20110729072045; patched to beta 2011-08-03 18:13:34 PDT; requesting for Aurora

Fennec 5.0 (Current Release)

• N900:

• Android OS:

Note:

• 2011-08-02 07:00:00 through 2011-08-09 07:00:00.
• The report covers 96.18% of all 15787 crashes during this period.
• Listed are the top 10 bugs
• Resolved
  • 2011-07-26 15:47:21 PDT bug 671960 Crash [@ _moz_cairo_surface_get_device_offset ]
  • 2011-06-24 14:37:37 PDT bug 608021 - Crashes based in nsFrameMessageManager::ReceiveMessage [@ js::Interpret] [@ js::TraceRecorder::record_NativeCallComplete] [@ js_LookupPropertyWithFlags]
  • 2011-06-17 05:31:53 PDT bug 663465 - crash [@ nsWebSocketEstablishedConnection::ConsoleError]

• No Signature
  • 6.12% Crash Report [@ libc.so@0x15f5e ]
  • 8.29% + 4.96% bug 645120- Crash [@ libc.so@0xae16 ][@ libc.so@0x1209c ] on Motorola MB860
  • 3.43% Crash Report [@ libc.so@0x1209c ]
  • 2.47% libc.so@0x15f40
  • 1.87% bug 662941 crash [@ libc.so@0x13370]
  • 1.68% Crash Report [@ libc.so@0x1600a ]
  • 1.63% bug 664484 crash [libc.so@0x13398][@ libc.so@0x133be ]

Dropped from tracking this week

• bug 662936 - (fennec silently fails while running talos)
• bug 622992 - Fennec crash [@ libc.so@0xb538 ] [@ libc.so@0xb45c ] [@ libc.so@0xb40c ] [@ libc.so@0xb47c ] [@ libc.so@0xb548 ] [@ libc.so@0xb64c ] [@ libc.so@0xb52c ] [@ libc.so@0xb4ce ] [@ libc.so@0xb42c ] [@ libc.so@0xb66c ][@ libc.so@0xb57c ] [@ libc.so@0x12c0e ]
• bug 643225 - Browser crashes [@ libc.so@0x133e6 ] sometimes on opening www.qq.com on Motorola Xoom
• bug 661965 - Fennec Crash [@ DetachContainerRecurse ]
• bug 661968 - Crash [@ _cairo_pdf_surface_emit_scaled_font_subset ]
• bug 664474 - crash [libc.so@0x15d04][@ libc.so@0x11e98 ][@ vpx_codec_build_config]
• bug 665940 - crash [@ huge_dalloc ] on NookColor
• bug 665956 - crash [@ PR_AtomicDecrement | PR_DestroyCondVar ]
• bug 626994 - Crashes [@ _de_casteljau ] due to infinite recursion of [@ _cairo_spline_decompose_into] without using Cisco VPN
• bug 650446 - Fennec crash/abort when viewing CSS Grid spec, in BasicShadowableThebesLayer::CreateBuffer or nsIFrame::BuildDisplayListForChild [@ linux-gate.so@0x430 ][@ libc.so@0x15ca4 ][@ libc.so@0x15e7c ][@ libc.so@0x15dd8 ]

• N900 bugs:
  • bug 662934 - crash [@ libxul.so@0x1133a90]
  • bug 662943 - crash [@ libxul.so@0x1133a94]

• JS Bugs
  • bug 665817 - crash JSObject::ensureDenseArrayElements
  • bug 665818 - crash PICLinker::init
  • bug 665953 - crash [@ js::mjit::Compiler::jsop_equality_int_string ]

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

Current Open Bugs

Resolved Bugs:

• 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]
• 2011-08-10 08:38:19 PDT bug 671818 - play a webm file report error after fennec6.0, crash [@ mozilla::gfx::ScaleYCbCrToRGB565] ; request to push to aurora