#0  g_type_check_instance_is_fundamentally_a (type_instance=type_instance@entry=0x7ff58000be50, fundamental_type=fundamental_type@entry=0x50) at gtype.c:4028
#1  0x00007ff5b297f6de in g_object_ref (_object=_object@entry=0x7ff58000be50) at gobject.c:3040
#2  0x00007ff5b437c9c6 in set_icon_helper (context=0x1c20800, helper=helper@entry=0x7ff58000be50, hot_x=hot_x@entry=0x0, hot_y=hot_y@entry=0x0, force_window=force_window@entry=0x0)
    at gtkdnd.c:3141
#3  0x00007ff5b437d27a in gtk_drag_begin_internal (widget=widget@entry=0x1b3a470, site=site@entry=0x0, target_list=target_list@entry=0x1b51a90, 
    actions=actions@entry=(GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK | GDK_ACTION_PRIVATE), button=button@entry=0x1, event=event@entry=0x0, x=0xffffffff, y=0xffffffff) at gtkdnd.c:2520
#4  0x00007ff5b437f9d3 in gtk_drag_begin (widget=0x1b3a470, targets=0x1b51a90, actions=(GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK | GDK_ACTION_PRIVATE), button=0x1, event=0x0)
    at gtkdnd.c:2662
#5  0x00007ff5b9007451 in ?? () from /usr/lib/libwebkit2gtk-4.0.so.37
#6  0x00007ff5b8fb9669 in ?? () from /usr/lib/libwebkit2gtk-4.0.so.37
#7  0x00007ff5b8ea6a85 in ?? () from /usr/lib/libwebkit2gtk-4.0.so.37
#8  0x00007ff5b9039fc0 in ?? () from /usr/lib/libwebkit2gtk-4.0.so.37
#9  0x00007ff5b8e0dbe4 in ?? () from /usr/lib/libwebkit2gtk-4.0.so.37
#10 0x00007ff5b8ebfcd2 in ?? () from /usr/lib/libwebkit2gtk-4.0.so.37
#11 0x00007ff5b8e0a10b in ?? () from /usr/lib/libwebkit2gtk-4.0.so.37
#12 0x00007ff5b8e0ab34 in ?? () from /usr/lib/libwebkit2gtk-4.0.so.37
#13 0x00007ff5ba39b1d4 in ?? () from /usr/lib/libwebkit2gtk-4.0.so.37
#14 0x00007ff5b852f018 in WTF::GMainLoopSource::voidCallback() () from /usr/lib/libjavascriptcoregtk-4.0.so.18
#15 0x00007ff5b852ce5a in WTF::GMainLoopSource::voidSourceCallback(WTF::GMainLoopSource*) () from /usr/lib/libjavascriptcoregtk-4.0.so.18
#16 0x00007ff5b267b93a in g_main_dispatch (context=0x17ce250) at gmain.c:3122
#17 g_main_context_dispatch (context=context@entry=0x17ce250) at gmain.c:3737
#18 0x00007ff5b267bcb8 in g_main_context_iterate (context=context@entry=0x17ce250, block=block@entry=0x1, dispatch=dispatch@entry=0x1, self=<optimized out>) at gmain.c:3808
#19 0x00007ff5b267bd5c in g_main_context_iteration (context=0x17ce250, context@entry=0x0, may_block=may_block@entry=0x1) at gmain.c:3869
#20 0x00007ff5b2c6a38c in g_application_run (application=application@entry=0x17f5130, argc=argc@entry=0x1, argv=argv@entry=0x7ffe27ddfe58) at gapplication.c:2311
#21 0x000000000041a9b9 in main (argc=0x1, argv=0x7ffe27ddfe58) at main.c:111
#22 0x00007ff5b1da5790 in __libc_start_main () from /usr/lib/libc.so.6
#23 0x000000000041aa39 in _start ()

