drallen@mef-fe02:~$ firefox
Segmentation fault
drallen@mef-fe02:~$ firefox -g
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This GDB was configured as "x86_64-linux-gnu"...Using host libthread_db library "/lib/libthread_db.so.1".

(gdb) r
Starting program: /usr/lib/firefox/firefox-bin -a firefox
[Thread debugging using libthread_db enabled]
[New Thread 46912551651792 (LWP 7136)]
[New Thread 1082132832 (LWP 7147)]
[New Thread 1090525536 (LWP 7148)]
[New Thread 1098918240 (LWP 7149)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 46912551651792 (LWP 7136)]
0x00002aaaac8b4aa3 in _cairo_pixman_composite_tri_fan ()
   from /usr/lib/libcairo.so.2
(gdb) bt
#0  0x00002aaaac8b4aa3 in _cairo_pixman_composite_tri_fan ()
   from /usr/lib/libcairo.so.2
#1  0x00002aaaac8bb66d in _cairo_pixman_composite_tri_fan ()
   from /usr/lib/libcairo.so.2
#2  0x00002aaaac892f10 in cairo_image_surface_get_height ()
   from /usr/lib/libcairo.so.2
#3  0x00002aaaac898296 in cairo_surface_set_device_offset ()
   from /usr/lib/libcairo.so.2
#4  0x00002aaaac890732 in cairo_font_options_get_hint_metrics ()
   from /usr/lib/libcairo.so.2
#5  0x00002aaaac8909e3 in cairo_font_options_get_hint_metrics ()
   from /usr/lib/libcairo.so.2
#6  0x00002aaaac890ca7 in cairo_font_options_get_hint_metrics ()
   from /usr/lib/libcairo.so.2
#7  0x00002aaaac88b00d in cairo_fill_preserve () from /usr/lib/libcairo.so.2
#8  0x00002aaaac88b029 in cairo_fill () from /usr/lib/libcairo.so.2
#9  0x00002aaaafae4cd0 in ubuntulooks_draw_progressbar_trough ()
   from /usr/lib/gtk-2.0/2.4.0/engines/libubuntulooks.so
#10 0x00002aaaafadf0c7 in ubuntulooks_rc_style_register_type ()
   from /usr/lib/gtk-2.0/2.4.0/engines/libubuntulooks.so
#11 0x00002aaaab71ad69 in gtk_progress_bar_new_with_adjustment ()
   from /usr/lib/libgtk-x11-2.0.so.0
#12 0x00002aaaab71908f in gtk_progress_get_type ()
---Type <return> to continue, or q <return> to quit---
   from /usr/lib/libgtk-x11-2.0.so.0
#13 0x00002aaaacbe5910 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#14 0x00002aaaacbf4630 in g_signal_stop_emission ()
   from /usr/lib/libgobject-2.0.so.0
#15 0x00002aaaacbf5fcc in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
#16 0x00002aaaacbf6383 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#17 0x00002aaaab7d4914 in gtk_widget_realize ()
   from /usr/lib/libgtk-x11-2.0.so.0
#18 0x00002aaaab7d503d in gtk_widget_set_parent ()
   from /usr/lib/libgtk-x11-2.0.so.0
#19 0x00002aaaab6afb6a in gtk_fixed_put () from /usr/lib/libgtk-x11-2.0.so.0
#20 0x00002aaaacbe5910 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#21 0x00002aaaacbf4630 in g_signal_stop_emission ()
   from /usr/lib/libgobject-2.0.so.0
#22 0x00002aaaacbf5fcc in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
#23 0x00002aaaacbf6383 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#24 0x00002aaab0b1b017 in setup_widget_prototype (widget=0x612100)
    at gtk2drawing.c:111
#25 0x00002aaab0b1b359 in ensure_progress_widget () at gtk2drawing.c:242
#26 0x00002aaab0b1c738 in moz_gtk_get_widget_border (widget=891613288,
    xthickness=0x7fffffe7abcc, ythickness=0x7fffffe7abc0) at gtk2drawing.c:1426
---Type <return> to continue, or q <return> to quit---
#27 0x00002aaab0b394d0 in nsNativeThemeGTK::GetWidgetBorder (
    this=<value optimized out>, aContext=<value optimized out>,
    aFrame=<value optimized out>, aWidgetType=<value optimized out>,
    aResult=0x7fffffe7abc0) at nsNativeThemeGTK.cpp:515
#28 0x00002aaab2c08ff1 in nsBox::GetBorder (this=0xe756f0,
    aMargin=@0x7fffffe7ac30) at nsBox.cpp:564
#29 0x00002aaab2c08620 in nsIFrame::GetBorderAndPadding (this=0x2aaa3524f068,
    aBorderAndPadding=@0x2aaa3524f058) at nsBox.cpp:538
#30 0x00002aaab2c086bc in nsBox::AddBorderAndPadding (aBox=0x2aaa3524f068,
    aSize=@0x7fffffe7ad70) at nsBox.cpp:1218
#31 0x00002aaab2c10d76 in nsSprocketLayout::GetPrefSize (this=0xbb40f0,
    aBox=0xe756f0, aState=@0x7fffffe7b3b0, aSize=@0x7fffffe7ad70)
    at nsSprocketLayout.cpp:1374
#32 0x00002aaab2c0b0d8 in nsBoxFrame::GetPrefSize (this=0xe756f0,
    aBoxLayoutState=@0x7fffffe7b3b0, aSize=@0x7fffffe7ad70)
    at nsBoxFrame.cpp:947
#33 0x00002aaab2c10df6 in nsSprocketLayout::GetPrefSize (this=0xbb40f0,
    aBox=0xe752e8, aState=@0x7fffffe7b3b0, aSize=@0x7fffffe7ae50)
    at nsSprocketLayout.cpp:1345
#34 0x00002aaab2c0b0d8 in nsBoxFrame::GetPrefSize (this=0xe752e8,
    aBoxLayoutState=@0x7fffffe7b3b0, aSize=@0x7fffffe7ae50)
    at nsBoxFrame.cpp:947
#35 0x00002aaab2c10df6 in nsSprocketLayout::GetPrefSize (this=0xbb40f0,
---Type <return> to continue, or q <return> to quit---
    aBox=0xe20f40, aState=@0x7fffffe7b3b0, aSize=@0x7fffffe7af90)
    at nsSprocketLayout.cpp:1345
#36 0x00002aaab2c0b0d8 in nsBoxFrame::GetPrefSize (this=0xe20f40,
    aBoxLayoutState=@0x7fffffe7b3b0, aSize=@0x7fffffe7af90)
    at nsBoxFrame.cpp:947
#37 0x00002aaab2c10a38 in nsSprocketLayout::PopulateBoxSizes (this=0xbb40f0,
    aBox=<value optimized out>, aState=@0x7fffffe7b3b0,
    aBoxSizes=@0x7fffffe7b188, aComputedBoxSizes=<value optimized out>,
    aMinSize=@0x7fffffe7b1b0, aMaxSize=@0x7fffffe7b1ac,
    aFlexes=@0x7fffffe7b1a8) at nsSprocketLayout.cpp:821
#38 0x00002aaab2c0f78a in nsSprocketLayout::Layout (this=0xbb40f0,
    aBox=0xc655a0, aState=@0x7fffffe7b3b0) at nsSprocketLayout.cpp:260
#39 0x00002aaab2c0b515 in nsBoxFrame::DoLayout (this=0x7fffffe73540,
    aState=@0x7fffffe7b3b0) at nsBoxFrame.cpp:1104
#40 0x00002aaab2c095a8 in nsIFrame::Layout (this=0xc655a0,
    aState=@0x7fffffe7b3b0) at nsBox.cpp:800
#41 0x00002aaab2c11d42 in nsStackLayout::Layout (this=<value optimized out>,
    aBox=0xc64f00, aState=@0x7fffffe7b3b0) at nsStackLayout.cpp:316
#42 0x00002aaab2c0b515 in nsBoxFrame::DoLayout (this=0x7fffffe73540,
    aState=@0x7fffffe7b3b0) at nsBoxFrame.cpp:1104
#43 0x00002aaab2c095a8 in nsIFrame::Layout (this=0xc64f00,
    aState=@0x7fffffe7b3b0) at nsBox.cpp:800
#44 0x00002aaab2c0bc10 in nsBoxFrame::Reflow (this=0xc64f00,
---Type <return> to continue, or q <return> to quit---
    aPresContext=<value optimized out>, aDesiredSize=@0x7fffffe7b700,
    aReflowState=@0x7fffffe7b4e0, aStatus=@0x7fffffe7b93c)
    at nsBoxFrame.cpp:850
#45 0x00002aaab2b02539 in nsContainerFrame::ReflowChild (
    this=<value optimized out>, aKidFrame=0xc64f00, aPresContext=0xc5b070,
    aDesiredSize=@0x7fffffe7b700, aReflowState=@0x7fffffe7b4e0, aX=0,
    aY=-1255870448, aFlags=0, aStatus=@0x7fffffe7b93c)
    at nsContainerFrame.cpp:905
#46 0x00002aaab2b57788 in ViewportFrame::Reflow (this=0xc64e00,
    aPresContext=0xc5b070, aDesiredSize=@0x7fffffe7b8d0,
    aReflowState=@0x7fffffe7b7c0, aStatus=@0x7fffffe7b93c)
    at nsViewportFrame.cpp:239
#47 0x00002aaab2ae1e2c in PresShell::ResizeReflow (this=0xc63b00,
    aWidth=13500, aHeight=<value optimized out>) at nsPresShell.cpp:3016
#48 0x00002aaab2d7aa92 in nsViewManager::SetWindowDimensions (this=0xc5bd10,
    aWidth=13500, aHeight=14145) at nsViewManager.h:418
#49 0x00002aaab2d7e718 in nsViewManager::DispatchEvent (this=0xc5bd10,
    aEvent=0x7fffffe7ba80, aStatus=0x7fffffe7ba4c) at nsViewManager.cpp:1953
#50 0x00002aaab2d74660 in HandleEvent (aEvent=0x7fffffe7ba80) at nsView.cpp:171
#51 0x00002aaaaf3f08ab in nsCommonWidget::DispatchEvent (this=0xc5be80,
    aEvent=0x7fffffe7ba80, aStatus=@0x7fffffe7badc) at nsCommonWidget.cpp:219
#52 0x00002aaaaf3f0c40 in nsCommonWidget::DispatchResizeEvent (
    this=0x2aaa3524f068, aRect=<value optimized out>,
---Type <return> to continue, or q <return> to quit---
    aStatus=<value optimized out>) at nsCommonWidget.cpp:205
#53 0x00002aaaaf3f0d0a in nsCommonWidget::Resize (this=0xc5be80, aX=0, aY=0,
    aWidth=900, aHeight=943, aRepaint=0) at nsCommonWidget.cpp:398
#54 0x00002aaab2acc0a9 in DocumentViewerImpl::SetBounds (this=0x9da2c0,
    aBounds=@0x9f1008) at nsDocumentViewer.cpp:1692
#55 0x00002aaab0e6ea1c in nsDocShell::SetPositionAndSize (
    this=<value optimized out>, x=<value optimized out>,
    y=<value optimized out>, cx=-1624768, cy=0, fRepaint=-536870900)
    at nsDocShell.cpp:3630
#56 0x00002aaab02f8655 in nsWebShellWindow::HandleEvent (aEvent=0x7fffffe7bca0)
    at nsWebShellWindow.cpp:343
#57 0x00002aaaaf3f08ab in nsCommonWidget::DispatchEvent (this=0x9d6af0,
    aEvent=0x7fffffe7bca0, aStatus=@0x7fffffe7bcfc) at nsCommonWidget.cpp:219
#58 0x00002aaaaf3f0c40 in nsCommonWidget::DispatchResizeEvent (
    this=0x2aaa3524f068, aRect=<value optimized out>,
    aStatus=<value optimized out>) at nsCommonWidget.cpp:205
#59 0x00002aaaaf3f0e68 in nsCommonWidget::Resize (this=0x9d6af0, aWidth=900,
    aHeight=943, aRepaint=0) at nsCommonWidget.cpp:332
#60 0x00002aaab02ee0eb in nsXULWindow::SetSize (this=0x9d6950, aCX=900,
    aCY=943, aRepaint=0) at nsXULWindow.cpp:583
#61 0x00002aaab02f1de5 in nsXULWindow::LoadSizeFromXUL (this=0x9d6950)
    at nsXULWindow.cpp:1146
#62 0x00002aaab02f3e37 in nsXULWindow::OnChromeLoaded (this=0x9d6950)
---Type <return> to continue, or q <return> to quit---
    at nsXULWindow.cpp:961
#63 0x00002aaab02f7b94 in nsWebShellWindow::OnStateChange (this=0x9d6950,
    aProgress=0x9f0e28, aRequest=<value optimized out>,
    aStateFlags=<value optimized out>, aStatus=<value optimized out>)
    at nsWebShellWindow.cpp:641
#64 0x00002aaab0e8f78f in nsDocLoader::FireOnStateChange (this=0x9f0e00,
    aProgress=0x9f0e28, aRequest=0xa1a2d0, aStateFlags=786448, aStatus=0)
    at nsDocLoader.cpp:1210
#65 0x00002aaab0e8fbb4 in nsDocLoader::DocLoaderIsEmpty (this=0x9f0e00)
    at nsDocLoader.cpp:739
#66 0x00002aaab0e8fe69 in nsDocLoader::OnStopRequest (this=0x9f0e00,
    aRequest=0xf563a0, aCtxt=<value optimized out>, aStatus=0)
    at nsDocLoader.cpp:662
#67 0x00002aaaaeb6eecf in nsLoadGroup::RemoveRequest (this=0x9f1380,
    request=0xf563a0, ctxt=0x0, aStatus=0) at nsLoadGroup.cpp:732
#68 0x00002aaab0fcb635 in imgRequestProxy::RemoveFromLoadGroup (this=0xf563a0,
    releaseLoadGroup=1) at imgRequestProxy.cpp:175
#69 0x00002aaab0fcb94d in imgRequestProxy::OnStopRequest (this=0xf563a0,
    request=<value optimized out>, ctxt=<value optimized out>,
    statusCode=4293342528) at imgRequestProxy.cpp:507
#70 0x00002aaab0fc93f1 in imgRequest::OnStopRequest (
    this=<value optimized out>, aRequest=0xf557b0, ctxt=0x0, status=0)
    at imgRequest.cpp:756
---Type <return> to continue, or q <return> to quit---
#71 0x00002aaaaf2ca9af in nsJARChannel::OnStopRequest (this=0xf557b0,
    req=<value optimized out>, ctx=<value optimized out>, status=0)
    at nsJARChannel.cpp:711
#72 0x00002aaaaeb6a4da in nsInputStreamPump::OnStateStop (this=0xf55f00)
    at nsInputStreamPump.cpp:506
#73 0x00002aaaaeb6aabd in nsInputStreamPump::OnInputStreamReady (
    this=0xf55f00, stream=0x2aaa3524f058) at nsInputStreamPump.cpp:343
#74 0x00002aaaaaee1395 in nsInputStreamReadyEvent::EventHandler (
    plevent=<value optimized out>) at nsStreamUtils.cpp:119
#75 0x00002aaaaaef51e9 in PL_HandleEvent (self=0xf56328) at plevent.c:688
#76 0x00002aaaaaef5988 in PL_ProcessPendingEvents (self=0x590ee0)
    at plevent.c:623
#77 0x00002aaaaaef6cab in nsEventQueueImpl::ProcessPendingEvents (
    this=0x5ad2a0) at nsEventQueue.cpp:417
#78 0x00002aaaaf3ef152 in event_processor_callback (
    source=<value optimized out>, condition=891613272, data=0x2aaa3524f05c)
    at nsAppShell.cpp:67
#79 0x00002aaaace46bdd in g_main_context_dispatch ()
   from /usr/lib/libglib-2.0.so.0
#80 0x00002aaaace49ea5 in g_main_context_check ()
   from /usr/lib/libglib-2.0.so.0
#81 0x00002aaaace4a16a in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#82 0x00002aaaab6ee4a2 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#83 0x00002aaaaf3ef5a0 in nsAppShell::Run (this=0x67c0c0) at nsAppShell.cpp:139
#84 0x00002aaaafbfb6fe in nsAppStartup::Run (this=0x67c040)
    at nsAppStartup.cpp:150
#85 0x000000000040856b in XRE_main (argc=<value optimized out>,
    argv=<value optimized out>, aAppData=<value optimized out>)
    at nsAppRunner.cpp:2374
#86 0x00002aaaad69149b in __libc_start_main () from /lib/libc.so.6
#87 0x000000000040391a in _start () at ../sysdeps/x86_64/elf/start.S:113
(gdb) q