Comment 5 for bug 78665

$ cat /tmp/gdb-mousepad.txt
GNU gdb 6.6-debian
Copyright (C) 2006 Free Software Foundation, Inc.
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This GDB was configured as "i486-linux-gnu"...
(no debugging symbols found)
Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
(gdb) handle SIG33 pass nostop noprint
Signal Stop Print Pass to program Description
SIG33 No No Yes Real-time event 33
(gdb) set pagination 0
(gdb) run
Starting program: /usr/bin/mousepad
(no debugging symbols found)
Failed to read a valid object file image from memory.
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
[Thread debugging using libthread_db enabled]
[New Thread -1218640192 (LWP 18050)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1218640192 (LWP 18050)]
0xb7b40d5f in IA__gdk_drawable_get_screen (drawable=0x4c4c) at gdkdraw.c:202
202 gdkdraw.c: No such file or directory.
        in gdkdraw.c
(gdb) backtrace
#0 0xb7b40d5f in IA__gdk_drawable_get_screen (drawable=0x4c4c) at gdkdraw.c:202
#1 0xb7b84178 in IA__gdk_window_new (parent=0x4c4c, attributes=0xbfc45614, attributes_mask=108) at gdkwindow-x11.c:673
#2 0xb7db3eef in text_window_realize (win=0x80f2c40, widget=0x8078f88) at gtktextview.c:7478
#3 0xb7db41a3 in set_window_width (text_view=0x80ba018, width=<value optimized out>, type=GTK_TEXT_WINDOW_LEFT, winp=0x80ba098) at gtktextview.c:8129
#4 0x08053914 in ?? ()
#5 0x080ba098 in ?? ()
#6 0x00000003 in ?? ()
#7 0x0000002d in ?? ()
#8 0x0804e11d in ?? ()
#9 0x080ae830 in ?? ()
#10 0x08055821 in ?? ()
#11 0xbfc456c8 in ?? ()
#12 0xb782332c in g_value_peek_pointer () from /usr/lib/libgobject-2.0.so.0
#13 0xb7ce1f58 in gtk_item_factory_callback_marshal (widget=0x60001, func_data=0x8078f88) at gtkitemfactory.c:188
#14 0xb780e9b9 in g_cclosure_marshal_VOID__VOID () from /usr/lib/libgobject-2.0.so.0
#15 0xb780162b in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#16 0xb78120e3 in ?? () from /usr/lib/libgobject-2.0.so.0
#17 0x080b02f8 in ?? ()
#18 0x00000000 in ?? ()
(gdb) info registers
eax 0x80772f0 134705904
ecx 0x60001 393217
edx 0x8078f88 134713224
ebx 0xb7bac23c -1212497348
esp 0xbfc45530 0xbfc45530
ebp 0xbfc45548 0xbfc45548
esi 0x4c4c 19532
edi 0x80f2c40 135212096
eip 0xb7b40d5f 0xb7b40d5f <IA__gdk_drawable_get_screen+31>
eflags 0x210202 [ IF RF ID ]
cs 0x73 115
ss 0x7b 123
ds 0x7b 123
es 0x7b 123
fs 0x0 0
gs 0x33 51
(gdb) thread apply all backtrace

Thread 1 (Thread -1218640192 (LWP 18050)):
#0 0xb7b40d5f in IA__gdk_drawable_get_screen (drawable=0x4c4c) at gdkdraw.c:202
#1 0xb7b84178 in IA__gdk_window_new (parent=0x4c4c, attributes=0xbfc45614, attributes_mask=108) at gdkwindow-x11.c:673
#2 0xb7db3eef in text_window_realize (win=0x80f2c40, widget=0x8078f88) at gtktextview.c:7478
#3 0xb7db41a3 in set_window_width (text_view=0x80ba018, width=<value optimized out>, type=GTK_TEXT_WINDOW_LEFT, winp=0x80ba098) at gtktextview.c:8129
#4 0x08053914 in ?? ()
#5 0x080ba098 in ?? ()
#6 0x00000003 in ?? ()
#7 0x0000002d in ?? ()
#8 0x0804e11d in ?? ()
#9 0x080ae830 in ?? ()
#10 0x08055821 in ?? ()
#11 0xbfc456c8 in ?? ()
#12 0xb782332c in g_value_peek_pointer () from /usr/lib/libgobject-2.0.so.0
#13 0xb7ce1f58 in gtk_item_factory_callback_marshal (widget=0x60001, func_data=0x8078f88) at gtkitemfactory.c:188
#14 0xb780e9b9 in g_cclosure_marshal_VOID__VOID () from /usr/lib/libgobject-2.0.so.0
#15 0xb780162b in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#16 0xb78120e3 in ?? () from /usr/lib/libgobject-2.0.so.0
#17 0x080b02f8 in ?? ()
#18 0x00000000 in ?? ()
(gdb) quit

I am also attaching the output of mousepad by using valgrind. Hopefully with these you will be able to tell exactly what went wrong. Thanks