Bug 654914 – empathy-debugger crashed with SIGSEGV in g_type_check_instance()

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Bug 654914 - empathy-debugger crashed with SIGSEGV in g_type_check_instance()


Summary:	empathy-debugger crashed with SIGSEGV in g_type_check_instance()


Status:	RESOLVED FIXED

Product:	empathy
Classification:	Core
Component:	General
Version:	3.1.x
Hardware:	Other Linux

Importance:	Normal critical
Target Milestone:	---
Assigned To:	empathy-maint
QA Contact:	empathy-maint

URL:
Whiteboard:

Depends on:
Blocks:

Reported:	2011-07-19 16:39 UTC by Pedro Villavicencio
Modified:	2011-08-01 22:40 UTC

See Also:
GNOME target:	---
GNOME version:	3.1/3.2

Attachments
possible fix? (901 bytes, patch) 2011-07-21 03:32 UTC, Danielle Madeley	accepted-commit_now	Details \| Review

Description Pedro Villavicencio 2011-07-19 16:39:07 UTC

this report has been filed here:

https://bugs.launchpad.net/ubuntu/+source/empathy/+bug/812323

"i was trying to debug an empathy error with the debugging window, then i've closed it and it crashed."


".

+ Trace 227809

Thread 1 (Thread 3817)

#0 g_type_check_instance
at /build/buildd/glib2.0-2.29.10/./gobject/gtype.c line 4057
#1 g_signal_handlers_disconnect_matched
at /build/buildd/glib2.0-2.29.10/./gobject/gsignal.c line 2675
#2 tp_proxy_signal_connection_disconnect_dbus_glib
at proxy-signals.c line 85
#3 debug_window_dispose
at empathy-debug-window.c line 1711
#4 g_object_run_dispose
at /build/buildd/glib2.0-2.29.10/./gobject/gobject.c line 945
#5 gtk_widget_destroy
at /build/buildd/gtk+3.0-3.1.8/./gtk/gtkwidget.c line 3816
#6 gtk_main_do_event
at /build/buildd/gtk+3.0-3.1.8/./gtk/gtkmain.c line 1792
#7 _gdk_event_emit
at /build/buildd/gtk+3.0-3.1.8/./gdk/gdkevents.c line 71
#8 gdk_event_source_dispatch
at /build/buildd/gtk+3.0-3.1.8/./gdk/x11/gdkeventsource.c line 360
#9 g_main_dispatch
at /build/buildd/glib2.0-2.29.10/./glib/gmain.c line 2473
#10 g_main_context_dispatch
at /build/buildd/glib2.0-2.29.10/./glib/gmain.c line 3046
#11 g_main_context_iterate
at /build/buildd/glib2.0-2.29.10/./glib/gmain.c line 3124
#12 g_main_loop_run
at /build/buildd/glib2.0-2.29.10/./glib/gmain.c line 3332
#13 gtk_main
at /build/buildd/gtk+3.0-3.1.8/./gtk/gtkmain.c line 1362
#14 gtk_application_run_mainloop
at /build/buildd/gtk+3.0-3.1.8/./gtk/gtkapplication.c line 112
#15 g_application_run
at /build/buildd/glib2.0-2.29.10/./gio/gapplication.c line 1325
#16 main
at empathy-debugger.c line 73

Comment 1 Danielle Madeley 2011-07-21 03:32:30 UTC

Created attachment 192350 [details] [review]
possible fix?

I can't reproduce this. I wonder if the problem is to do with releasing the signal after we invalidate the proxy. In which case this may be the fix.

Comment 2 Guillaume Desmottes 2011-08-01 10:27:47 UTC

Review of attachment 192350 [details] [review]:

Looks good.

Comment 3 Danielle Madeley 2011-08-01 22:40:49 UTC

Committed. Reopen this bug if you can still reproduce the crash :)