Here's a backtrace with the debugging symbols.
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Reading symbols from /usr/bin/lxappearance...Reading symbols from
/usr/lib/debug/usr/bin/lxappearance...done.
done.
(gdb) run
Starting program: /usr/bin/lxappearance
[Thread debugging using libthread_db enabled]
Program received signal SIGSEGV, Segmentation fault.
gtk_icon_view_layout_single_row (maximum_width=<synthetic pointer>,
y=<synthetic pointer>, row=<optimized out>, item_width=12,
first_item=0x73c4c0, icon_view=0x6be900) at
/tmp/buildd/gtk+2.0-2.24.8/gtk/gtkiconview.c:2749
in /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkiconview.c
(gdb) bt
#0 gtk_icon_view_layout_single_row (maximum_width=<synthetic pointer>,
y=<synthetic pointer>, row=<optimized out>, item_width=12,
first_item=0x73c4c0, icon_view=0x6be900) at
/tmp/buildd/gtk+2.0-2.24.8/gtk/gtkiconview.c:2749
#1 gtk_icon_view_layout (icon_view=0x6be900) at
/tmp/buildd/gtk+2.0-2.24.8/gtk/gtkiconview.c:2855
#2 0x00007ffff78b7624 in gtk_icon_view_size_allocate (widget=0x6be900,
allocation=0x7fffffffbaa0)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkiconview.c:1507
#3 0x00007ffff5a8575a in g_closure_invoke (closure=0x665a60, return_value=0x0,
n_param_values=2, param_values=0x772d20,
invocation_hint=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gclosure.c:774
#4 0x00007ffff5a96f7a in signal_emit_unlocked_R (node=<optimized out>,
detail=0, instance=0x6be900, emission_return=0x0,
instance_and_params=0x772d20) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3202
#5 0x00007ffff5aa0e11 in g_signal_emit_valist (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>,
var_args=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3003
#6 0x00007ffff5aa0fb2 in g_signal_emit (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>)
at /tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3060
#7 0x00007ffff79f986e in IA__gtk_widget_size_allocate (widget=0x6be900,
allocation=<optimized out>)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwidget.c:4089
#8 0x00007ffff793f337 in gtk_scrolled_window_size_allocate (widget=0x73b180,
allocation=0x7fffffffbf80)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkscrolledwindow.c:1436
#9 0x00007ffff5a8575a in g_closure_invoke (closure=0x665a60, return_value=0x0,
n_param_values=2, param_values=0x66aef0,
invocation_hint=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gclosure.c:774
#10 0x00007ffff5a96f7a in signal_emit_unlocked_R (node=<optimized out>,
detail=0, instance=0x73b180, emission_return=0x0,
instance_and_params=0x66aef0) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3202
#11 0x00007ffff5aa0e11 in g_signal_emit_valist (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>,
var_args=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3003
#12 0x00007ffff5aa0fb2 in g_signal_emit (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>)
at /tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3060
#13 0x00007ffff79f986e in IA__gtk_widget_size_allocate (widget=0x73b180,
allocation=<optimized out>)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwidget.c:4089
#14 0x00007ffff782a374 in gtk_box_size_allocate (widget=0x73d030,
allocation=0x7fffffffc490) at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkbox.c:500
#15 0x00007ffff5a8575a in g_closure_invoke (closure=0x665a60, return_value=0x0,
n_param_values=2, param_values=0x72aaa0,
invocation_hint=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gclosure.c:774
#16 0x00007ffff5a96f7a in signal_emit_unlocked_R (node=<optimized out>,
detail=0, instance=0x73d030, emission_return=0x0,
instance_and_params=0x72aaa0) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3202
#17 0x00007ffff5aa0e11 in g_signal_emit_valist (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>,
var_args=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3003
#18 0x00007ffff5aa0fb2 in g_signal_emit (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>)
at /tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3060
#19 0x00007ffff79f986e in IA__gtk_widget_size_allocate (widget=0x73d030,
allocation=<optimized out>)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwidget.c:4089
#20 0x00007ffff782a374 in gtk_box_size_allocate (widget=0x71b6c0,
allocation=0x7fffffffc9a0) at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkbox.c:500
#21 0x00007ffff5a8575a in g_closure_invoke (closure=0x665a60, return_value=0x0,
n_param_values=2, param_values=0x772f60,
invocation_hint=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gclosure.c:774
#22 0x00007ffff5a96f7a in signal_emit_unlocked_R (node=<optimized out>,
detail=0, instance=0x71b6c0, emission_return=0x0,
instance_and_params=0x772f60) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3202
#23 0x00007ffff5aa0e11 in g_signal_emit_valist (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>,
var_args=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3003
#24 0x00007ffff5aa0fb2 in g_signal_emit (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>)
at /tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3060
#25 0x00007ffff79f986e in IA__gtk_widget_size_allocate (widget=0x71b6c0,
allocation=<optimized out>)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwidget.c:4089
#26 0x00007ffff782a374 in gtk_box_size_allocate (widget=0x71b510,
allocation=0x7fffffffceb0) at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkbox.c:500
#27 0x00007ffff5a8575a in g_closure_invoke (closure=0x665a60, return_value=0x0,
n_param_values=2, param_values=0x772f30,
invocation_hint=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gclosure.c:774
#28 0x00007ffff5a96f7a in signal_emit_unlocked_R (node=<optimized out>,
detail=0, instance=0x71b510, emission_return=0x0,
instance_and_params=0x772f30) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3202
#29 0x00007ffff5aa0e11 in g_signal_emit_valist (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>,
var_args=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3003
#30 0x00007ffff5aa0fb2 in g_signal_emit (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>)
at /tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3060
#31 0x00007ffff79f986e in IA__gtk_widget_size_allocate (widget=0x71b510,
allocation=<optimized out>)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwidget.c:4089
#32 0x00007ffff78fe577 in gtk_notebook_size_allocate (widget=0x697000,
allocation=<optimized out>)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtknotebook.c:2296
#33 0x00007ffff5a8575a in g_closure_invoke (closure=0x665a60, return_value=0x0,
n_param_values=2, param_values=0x76b580,
invocation_hint=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gclosure.c:774
#34 0x00007ffff5a96f7a in signal_emit_unlocked_R (node=<optimized out>,
detail=0, instance=0x697000, emission_return=0x0,
instance_and_params=0x76b580) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3202
#35 0x00007ffff5aa0e11 in g_signal_emit_valist (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>,
var_args=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3003
#36 0x00007ffff5aa0fb2 in g_signal_emit (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>)
at /tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3060
#37 0x00007ffff79f986e in IA__gtk_widget_size_allocate (widget=0x697000,
allocation=<optimized out>)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwidget.c:4089
#38 0x00007ffff782a374 in gtk_box_size_allocate (widget=0x6678f0,
allocation=0x7fffffffd8a0) at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkbox.c:500
#39 0x00007ffff5a8575a in g_closure_invoke (closure=0x665a60, return_value=0x0,
n_param_values=2, param_values=0x779530,
invocation_hint=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gclosure.c:774
#40 0x00007ffff5a96f7a in signal_emit_unlocked_R (node=<optimized out>,
detail=0, instance=0x6678f0, emission_return=0x0,
instance_and_params=0x779530) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3202
#41 0x00007ffff5aa0e11 in g_signal_emit_valist (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>,
var_args=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3003
#42 0x00007ffff5aa0fb2 in g_signal_emit (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>)
at /tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3060
#43 0x00007ffff79f986e in IA__gtk_widget_size_allocate (widget=0x6678f0,
allocation=<optimized out>)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwidget.c:4089
#44 0x00007ffff7a02b1a in gtk_window_size_allocate (widget=0x67b000,
allocation=0x7fffffffdd30)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwindow.c:4994
#45 0x00007ffff5a85804 in g_closure_invoke (closure=0x665a60, return_value=0x0,
n_param_values=2, param_values=0x665440,
invocation_hint=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gclosure.c:774
#46 0x00007ffff5a96f7a in signal_emit_unlocked_R (node=<optimized out>,
detail=0, instance=0x67b000, emission_return=0x0,
instance_and_params=0x665440) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3202
#47 0x00007ffff5aa0e11 in g_signal_emit_valist (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>,
var_args=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3003
#48 0x00007ffff5aa0fb2 in g_signal_emit (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>)
at /tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3060
#49 0x00007ffff79f986e in IA__gtk_widget_size_allocate (widget=0x67b000,
allocation=<optimized out>)
at /tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwidget.c:4089
#50 0x00007ffff7a069d2 in gtk_window_show (widget=0x67b000) at
/tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwindow.c:4526
#51 0x00007ffff5a85804 in g_closure_invoke (closure=0x6187a0, return_value=0x0,
n_param_values=1, param_values=0x748a00,
invocation_hint=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gclosure.c:774
#52 0x00007ffff5a96f7a in signal_emit_unlocked_R (node=<optimized out>,
detail=0, instance=0x67b000, emission_return=0x0,
instance_and_params=0x748a00) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3202
#53 0x00007ffff5aa0e11 in g_signal_emit_valist (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>,
var_args=<optimized out>) at
/tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3003
#54 0x00007ffff5aa0fb2 in g_signal_emit (instance=<optimized out>,
signal_id=<optimized out>, detail=<optimized out>)
at /tmp/buildd/glib2.0-2.30.2/./gobject/gsignal.c:3060
#55 0x00007ffff79fcfc6 in IA__gtk_widget_show (widget=0x67b000) at
/tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwidget.c:3210
#56 IA__gtk_widget_show (widget=0x67b000) at
/tmp/buildd/gtk+2.0-2.24.8/gtk/gtkwidget.c:3201
#57 0x000000000040540d in main (argc=1, argv=0x7fffffffe428) at
lxappearance.c:465
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