[Bug 313142] Re: timer-applet crashed with SIGSEGV in g_type_check_is_value_type()

Mon Sep 28 22:33:57 UTC 2009

Here is a backtrace:
---------------------------------
(gdb) bt
#0  0x00df12ae in type_check_is_value_type_U (type=157287768)
    at /build/buildd/glib2.0-2.22.0/gobject/gtype.c:3834
#1  IA__g_type_check_is_value_type (type=157287768)
    at /build/buildd/glib2.0-2.22.0/gobject/gtype.c:3863
#2  0x00df7648 in IA__g_value_type_compatible (src_type=157287768, 
    dest_type=155698800) at /build/buildd/glib2.0-2.22.0/gobject/gvalue.c:501
#3  0x00dd9590 in g_value_object_collect_value (value=0x9cd8e3c, 
    n_collect_values=1, collect_values=0xbf95f29c, collect_flags=0)
    at /build/buildd/glib2.0-2.22.0/gobject/gobject.c:2711
#4  0x00deb7ba in IA__g_signal_emit_valist (instance=0x9b906a0, signal_id=318, 
    detail=0, var_args=0xbf95f39c "\364oA")
    at /build/buildd/glib2.0-2.22.0/gobject/gsignal.c:2955
#5  0x00debd92 in IA__g_signal_emit_by_name (instance=0x9b906a0, 
    detailed_signal=0x24f8f94 "volume-removed")
    at /build/buildd/glib2.0-2.22.0/gobject/gsignal.c:3074
#6  0x024f67c6 in signal_emit_in_idle_do (data=0x9c03300)
    at gproxyvolumemonitor.c:498
#7  0x0038a0f1 in g_idle_dispatch (source=0x9d164c8, callback=0, 
    user_data=0x9c03300) at /build/buildd/glib2.0-2.22.0/glib/gmain.c:4065
#8  0x0038be78 in g_main_dispatch (context=0x9605028)
    at /build/buildd/glib2.0-2.22.0/glib/gmain.c:1960
#9  IA__g_main_context_dispatch (context=0x9605028)
    at /build/buildd/glib2.0-2.22.0/glib/gmain.c:2513
#10 0x0038f720 in g_main_context_iterate (context=0x9605028, 
    block=<value optimized out>, dispatch=1, self=0x9615a58)
    at /build/buildd/glib2.0-2.22.0/glib/gmain.c:2591
#11 0x0038fb8f in IA__g_main_loop_run (loop=0x9af5f98)
    at /build/buildd/glib2.0-2.22.0/glib/gmain.c:2799
#12 0x012b2cc3 in bonobo_main () at bonobo-main.c:311
#13 0x012b0e89 in bonobo_generic_factory_main_timeout (
    act_iid=0x9af5f70 ":0.0,OAFIID:TimerApplet_Factory", 
    factory_cb=0xa1d070 <panel_applet_factory_callback>, user_data=0x9affc30, 
    quit_timeout=2000) at bonobo-generic-factory.c:411
#14 0x012b0f13 in bonobo_generic_factory_main (
    act_iid=0x9af5f70 ":0.0,OAFIID:TimerApplet_Factory", 
    factory_cb=0xa1d070 <panel_applet_factory_callback>, user_data=0x9affc30)
    at bonobo-generic-factory.c:368
#15 0x00a1d9b4 in panel_applet_factory_main_closure (
    iid=0xb7f746fc "OAFIID:TimerApplet_Factory", applet_type=157681344, 
    closure=0x9affc40) at panel-applet.c:1774
#16 0x00841b4a in _wrap_panel__applet_bonobo_factory (self=0x0, 
    args=0x98c65fc, kwargs=0x0) at applet.override:109
#17 0x080dc0f0 in call_function (f=0x9394374, throwflag=0)
    at ../Python/ceval.c:3706
#18 PyEval_EvalFrameEx (f=0x9394374, throwflag=0) at ../Python/ceval.c:2389
#19 0x080dde12 in PyEval_EvalCodeEx (co=0xb7f73728, globals=0xb7fb71c4, 
    locals=0xb7fb71c4, args=0x0, argcount=0, kws=0x0, kwcount=0, defs=0x0, 
    defcount=0, closure=0x0) at ../Python/ceval.c:2968
#20 0x080ddf17 in PyEval_EvalCode (co=0xb7f73728, globals=0xb7fb71c4, 
    locals=0xb7fb71c4) at ../Python/ceval.c:522
#21 0x080faa1f in run_mod (fp=0x9342af8, 
    filename=0xbf961aef "/usr/lib/timer-applet/timer-applet", start=257, 
    globals=0xb7fb71c4, locals=0xb7fb71c4, closeit=1, flags=0xbf95f99c)
    at ../Python/pythonrun.c:1335
#22 PyRun_FileExFlags (fp=0x9342af8, 
    filename=0xbf961aef "/usr/lib/timer-applet/timer-applet", start=257, 
    globals=0xb7fb71c4, locals=0xb7fb71c4, closeit=1, flags=0xbf95f99c)
    at ../Python/pythonrun.c:1321
#23 0x080fac12 in PyRun_SimpleFileExFlags (fp=0x9342af8, 
    filename=0xbf961aef "/usr/lib/timer-applet/timer-applet", closeit=1, 
    flags=0xbf95f99c) at ../Python/pythonrun.c:931
#24 0x0805c8f8 in Py_Main (argc=4, argv=0xbf95fa84) at ../Modules/main.c:599
#25 0x0805bb0b in main (argc=4, argv=0xbf95fa84) at ../Modules/python.c:23

The file "gproxyvolumemonitor.c" is from /usr/lib/gio/modules
/libgioremote-volume-monitor.so

The second thread
--------------------------
(gdb) info threads
  2 Thread 28668  0xffffe422 in __kernel_vsyscall ()
* 1 Thread 5757  0x00df12ae in type_check_is_value_type_U (type=157287768)
    at /build/buildd/glib2.0-2.22.0/gobject/gtype.c:3834
(gdb) thread 2
[Switching to thread 2 (Thread 28668)]#0  0xffffe422 in __kernel_vsyscall ()
(gdb) bt
#0  0xffffe422 in __kernel_vsyscall ()
#1  0x005fd142 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:179
#2  0x00ad20ee in g_cond_timed_wait_posix_impl (cond=0xfffffdfc, 
    entered_mutex=0x477, abs_time=0xb4450328)
    at /build/buildd/glib2.0-2.22.0/gthread/gthread-posix.c:242
#3  0x00366c9c in g_async_queue_pop_intern_unlocked (queue=0x9c45648, 
    try=<value optimized out>, end_time=0xb4450328)
    at /build/buildd/glib2.0-2.22.0/glib/gasyncqueue.c:365
#4  0x003b7837 in g_thread_pool_wait_for_new_task (data=0x9c45bc8)
    at /build/buildd/glib2.0-2.22.0/glib/gthreadpool.c:220
#5  g_thread_pool_thread_proxy (data=0x9c45bc8)
    at /build/buildd/glib2.0-2.22.0/glib/gthreadpool.c:254
#6  0x003b636f in g_thread_create_proxy (data=0x9c256d8)
    at /build/buildd/glib2.0-2.22.0/glib/gthread.c:635
#7  0x005f880e in start_thread (arg=0xb4450b70) at pthread_create.c:300
#8  0x002a97ee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130


** Changed in: timer-applet (Ubuntu)
       Status: Incomplete => New

-- 
timer-applet crashed with SIGSEGV in g_type_check_is_value_type()
https://bugs.launchpad.net/bugs/313142
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