Comment 1 for bug 1134409

It's #2 top browser crasher in the first days of 19.0 on Linux.

Many crash reports have Mesa.

Signature imgRequestProxy::UnblockOnload() More Reports Search
UUID 83185214-0cd8-4872-afd0-7ab2e2130222
Date Processed 2013-02-22 09:10:21
Uptime 231
Last Crash more than 3 months before submission
Install Age 1.8 days since version was first installed.
Install Time 2013-02-20 13:09:21
Product Firefox
Version 19.0
Build ID 20130218103552
Release Channel release
OS Linux
OS Version 0.0.0 Linux 3.0.0-31-generic #48-Ubuntu SMP Mon Feb 4 13:25:59 UTC 2013 i686
Build Architecture x86
Build Architecture Info AuthenticAM family 15 model 107 stepping 2
Crash Reason SIGSEGV
Crash Address 0x1c24549b
App Notes
OpenGL: X.Org R300 Project -- Gallium 0.4 on ATI RS740 -- 2.1 Mesa 7.11 -- texture_from_pixmap
Processor Notes sp-processor05.phx1.mozilla.com_14839:2008; exploitablity tool: ERROR: unable to analyze dump
EMCheckCompatibility True

Frame Module Signature Source
0 libxul.so imgRequestProxy::UnblockOnload imgRequestProxy.cpp:818
1 libxul.so imgStatusTracker::MaybeUnblockOnload imgStatusTracker.cpp:766
2 libxul.so imgStatusTrackerObserver::OnStopFrame imgStatusTracker.cpp:133
3 libxul.so mozilla::image::Decoder::PostFrameStop Decoder.cpp:244
4 libxul.so mozilla::image::nsPNGDecoder::end_callback nsPNGDecoder.cpp:858
5 libxul.so MOZ_PNG_push_have_end pngpread.c:1453
6 libxul.so MOZ_PNG_push_read_chunk pngpread.c:358
7 libxul.so MOZ_PNG_process_data pngpread.c:40
8 libxul.so mozilla::image::nsPNGDecoder::WriteInternal nsPNGDecoder.cpp:349
9 libxul.so mozilla::image::Decoder::Write Decoder.cpp:79
10 libxul.so mozilla::image::RasterImage::WriteToDecoder RasterImage.cpp:2648
11 libxul.so mozilla::image::RasterImage::DecodeSomeData RasterImage.cpp:3167
12 libxul.so mozilla::image::RasterImage::DecodeWorker::DecodeSomeOfImage RasterImage.cpp:3478
13 libxul.so mozilla::image::RasterImage::DecodeWorker::Run RasterImage.cpp:3403
14 libxul.so nsThread::ProcessNextEvent nsThread.cpp:627
15 libxul.so NS_ProcessNextEvent_P nsThreadUtils.cpp:238
16 libxul.so mozilla::ipc::MessagePump::Run MessagePump.cpp:82
17 libxul.so MessageLoop::RunInternal message_loop.cc:215
18 libxul.so MessageLoop::Run message_loop.cc:208
19 libxul.so nsBaseAppShell::Run nsBaseAppShell.cpp:163
20 libxul.so nsAppStartup::Run nsAppStartup.cpp:290
21 libxul.so XREMain::XRE_mainRun nsAppRunner.cpp:3823
22 libxul.so XREMain::XRE_main nsAppRunner.cpp:3890
23 libxul.so XRE_main nsAppRunner.cpp:4084
24 firefox main nsBrowserApp.cpp:174

More reports at:
https://crash-stats.mozilla.com/report/list?signature=imgRequestProxy%3A%3AUnblockOnload%28%29