Comment 29 for bug 53372

this is the output from firefox -debug:

(gdb) handle SIG33 pass nostop noprint
Signal Stop Print Pass to program Description
SIG33 No No Yes Real-time event 33
(gdb) run
Starting program: /usr/lib/firefox/firefox-bin -a firefox
[Thread debugging using libthread_db enabled]
[New Thread -1219942720 (LWP 10295)]
GTK Accessibility Module initialized
[New Thread -1224508496 (LWP 10300)]
[New Thread -1235915856 (LWP 10301)]
[New Thread -1254601808 (LWP 10302)]
[New Thread -1269052496 (LWP 10303)]
[New Thread -1277445200 (LWP 10304)]
[Thread -1269052496 (LWP 10303) exited]

(Gecko:10295): GLib-GObject-WARNING **: gsignal.c:1017: unable to lookup signal
"activate" of unloaded type `MaiAtkObject'

(Gecko:10295): GLib-GObject-CRITICAL **: g_signal_emit_valist: assertion
`signal _id > 0' failed
[Thread -1277445200 (LWP 10304) exited]
[Thread -1254601808 (LWP 10302) exited]
[New Thread -1254601808 (LWP 10307)]
[Thread -1254601808 (LWP 10307) exited]
[New Thread -1254601808 (LWP 10310)]
[New Thread -1277445200 (LWP 10311)]
[Thread -1254601808 (LWP 10310) exited]
[Thread -1277445200 (LWP 10311) exited]
[New Thread -1277445200 (LWP 10314)]
[New Thread -1254601808 (LWP 10317)]
[Thread -1277445200 (LWP 10314) exited]
[New Thread -1277445200 (LWP 10321)]

GLib-GObject-ERROR **: file gtype.c: line 463 (type_node_new_W): assertion
faile d: (pnode->n_children < MAX_N_CHILDREN)
aborting...

Program received signal SIGABRT, Aborted.
[Switching to Thread -1219942720 (LWP 10295)]
0xffffe410 in __kernel_vsyscall ()
(gdb) bt
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb75929a1 in raise () from /lib/tls/i686/cmov/libc.so.6
#2 0xb75942b9 in abort () from /lib/tls/i686/cmov/libc.so.6
#3 0xb77f1006 in g_logv () from /usr/lib/libglib-2.0.so.0
#4 0xb77f103a in g_log () from /usr/lib/libglib-2.0.so.0
#5 0xb77f10a6 in g_assert_warning () from /usr/lib/libglib-2.0.so.0
#6 0xb786d38b in g_source_set_closure () from /usr/lib/libgobject-2.0.so.0
#7 0xb78729d9 in g_type_register_static () from /usr/lib/libgobject-2.0.so.0
#8 0xb352131c in GetMaiAtkType (interfaceCount=@0x91fd848,
    interfaces=0x9ed7360) at nsAccessibleWrap.cpp:423
#9 0xb3522643 in nsAccessibleWrap::GetNativeInterface (this=0x91fd810,
    aOutAccessible=0xbfb7e074) at nsAccessibleWrap.cpp:234
#10 0xb35211e0 in nsAccessibleWrap::GetAtkObject (this=0x6)
    at nsAccessibleWrap.cpp:251
#11 0xb3521f8b in refChildCB (aAtkObj=0x8a26168, aChildIndex=0)
    at nsAccessibleWrap.cpp:859
#12 0xb7a7095d in atk_object_ref_accessible_child ()
   from /usr/lib/libatk-1.0.so.0
#13 0xb736f1f4 in gnome_accessibility_module_shutdown ()
   from /usr/lib/gtk-2.0/modules/libatk-bridge.so
#14 0xb786510f in g_signal_stop_emission () from /usr/lib/libgobject-2.0.so.0
#15 0xb7866b19 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#16 0xb786a030 in g_signal_emit_by_name () from /usr/lib/libgobject-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#17 0xb3522f83 in nsDocAccessibleWrap::FireToolkitEvent (this=0x0,
    aEvent=32772, aAccessible=0x8df9d34, aEventData=0x0)
    at nsDocAccessibleWrap.cpp:389
#18 0xb350493f in nsDocAccessible::FlushPendingEvents (this=0x8f53320)
    at nsDocAccessible.cpp:976
#19 0xb350439d in nsDocAccessible::FlushEventsCallback (aTimer=0x8e6daa0,
    aClosure=0x0) at nsDocAccessible.cpp:987
#20 0xb7e9a395 in nsTimerImpl::Fire (this=0x8e6daa0) at nsTimerImpl.cpp:394
#21 0xb7e9abcf in handleTimerEvent (event=0xb33260c0) at nsTimerImpl.cpp:459
#22 0xb7e96529 in PL_HandleEvent (self=0xb33260c0) at plevent.c:688
#23 0xb7e96cde in PL_ProcessPendingEvents (self=0x8106270) at plevent.c:623
#24 0xb7e98080 in nsEventQueueImpl::ProcessPendingEvents (this=0x8106228)
    at nsEventQueue.cpp:417
#25 0xb66fa479 in event_processor_callback (source=0x84cda40,
    condition=G_IO_IN, data=0x6) at nsAppShell.cpp:67
#26 0xb780f52c in g_vasprintf () from /usr/lib/libglib-2.0.so.0
#27 0xb77e88d6 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#28 0xb77eb996 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#29 0xb77ebcb8 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#30 0xb7c1a765 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#31 0xb66fa90a in nsAppShell::Run (this=0x817caa8) at nsAppShell.cpp:139
#32 0xb66333d2 in nsAppStartup::Run (this=0x817ca68) at nsAppStartup.cpp:150
#33 0x0804f321 in XRE_main (argc=3, argv=0xbfb7ed24, aAppData=0x80595e0)
---Type <return> to continue, or q <return> to quit---
    at nsAppRunner.cpp:2374
#34 0x0804abe4 in main (argc=0, argv=0x0) at nsBrowserApp.cpp:61
#35 0xb757eea2 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#36 0x0804ab31 in _start () at ../sysdeps/i386/elf/start.S:119