[Webkit-unassigned] [Bug 68600] New: REGRESSION: Empathy crashes when switching theme

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=68600

           Summary: REGRESSION: Empathy crashes when switching theme
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: UNCONFIRMED
          Severity: Major
          Priority: P2
         Component: WebKit Gtk
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: gdesmott at gnome.org


Original bug report: https://bugzilla.gnome.org/show_bug.cgi?id=659782

- Open empathy's preference dialog
- Select an Adium theme
- Select a classic theme like "Clean"

==24172== Invalid read of size 8
==24172==    at 0xBACE007: WebKit::core(_WebKitWebView*) (in
/home/cassidy/usr/lib64/libwebkitgtk-3.0.so.0.9.0)
==24172==    by 0xBAADC45:
WebKit::GtkAdjustmentWatcher::adjustmentValueChanged(_GtkAdjustment*) (in
/home/cassidy/usr/lib64/libwebkitgtk-3.0.so.0.9.0)
==24172==    by 0xF62B543: g_cclosure_marshal_VOID__VOID (gmarshal.c:85)
==24172==    by 0xF62998A: g_closure_invoke (gclosure.c:774)
==24172==    by 0xF6454DA: signal_emit_unlocked_R (gsignal.c:3272)
==24172==    by 0xF64441C: g_signal_emit_valist (gsignal.c:3003)
==24172==    by 0xF644985: g_signal_emit (gsignal.c:3060)
==24172==    by 0xCF8C1BE: gtk_adjustment_value_changed (gtkadjustment.c:764)
==24172==    by 0xCF8B729: gtk_adjustment_set_value (gtkadjustment.c:445)
==24172==    by 0x50124B: chat_text_view_scroll_cb
(empathy-chat-text-view.c:687)
==24172==    by 0xFED4012: g_timeout_dispatch (gmain.c:3907)
==24172==    by 0xFED0A22: g_main_dispatch (gmain.c:2441)
==24172==    by 0xFED1F68: g_main_context_dispatch (gmain.c:3011)
==24172==    by 0xFED2415: g_main_context_iterate (gmain.c:3089)
==24172==    by 0xFED2B6E: g_main_loop_run (gmain.c:3297)
==24172==    by 0xD0C0F60: gtk_main (gtkmain.c:1362)
==24172==    by 0xCF9591D: gtk_application_run_mainloop (gtkapplication.c:115)
==24172==    by 0xF34AEC8: g_application_run (gapplication.c:1323)
==24172==    by 0x4594C4: main (empathy.c:838)
==24172==  Address 0x224a3f38 is 40 bytes inside a block of size 656 free'd
==24172==    at 0x4C282ED: free (vg_replace_malloc.c:366)
==24172==    by 0xFEDA7BD: g_free (gmem.c:263)
==24172==    by 0xFEF3E03: g_slice_free1 (gslice.c:907)
==24172==    by 0xF64A875: g_type_free_instance (gtype.c:1930)
==24172==    by 0xF63359A: g_object_unref (gobject.c:2759)
==24172==    by 0xF62E5E2: g_object_run_dispose (gobject.c:947)
==24172==    by 0xD26C429: gtk_widget_destroy (gtkwidget.c:3837)
==24172==    by 0x45420A: preferences_preview_theme_changed_cb
(empathy-preferences.c:717)
==24172==    by 0xF62B543: g_cclosure_marshal_VOID__VOID (gmarshal.c:85)
==24172==    by 0xF62998A: g_closure_invoke (gclosure.c:774)
==24172==    by 0xF6454DA: signal_emit_unlocked_R (gsignal.c:3272)
==24172==    by 0xF64441C: g_signal_emit_valist (gsignal.c:3003)
==24172==    by 0xF644985: g_signal_emit (gsignal.c:3060)
==24172==    by 0x46D479: theme_manager_emit_changed_idle_cb
(empathy-theme-manager.c:92)
==24172==    by 0xFED516E: g_idle_dispatch (gmain.c:4801)
==24172==    by 0xFED0A22: g_main_dispatch (gmain.c:2441)
==24172==    by 0xFED1F68: g_main_context_dispatch (gmain.c:3011)
==24172==    by 0xFED2415: g_main_context_iterate (gmain.c:3089)
==24172==    by 0xFED2B6E: g_main_loop_run (gmain.c:3297)
==24172==    by 0xD0C0F60: gtk_main (gtkmain.c:1362)


This uses to work fine so that's probably a WebKit regression.

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