.
Thread 4 (process 7430):
#0  0xb7f7f430 in __kernel_vsyscall ()
#1  0xb7234f77 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0xb751ec32 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0xb751f2c2 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#4  0xb791d269 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#5  0x08080963 in ?? ()
#6  0xb7174685 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#7  0x0806aa51 in ?? ()
.
Thread 3 (process 7480):
#0  0xb7f7f430 in __kernel_vsyscall ()
#1  0xb72c63a2 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb76470bd in ?? () from /usr/lib/libgthread-2.0.so.0
#3  0xb74f5269 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0xb7547738 in ?? () from /usr/lib/libglib-2.0.so.0
#5  0xb754605f in ?? () from /usr/lib/libglib-2.0.so.0
#6  0xb72c250f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb723f7ee in clone () from /lib/tls/i686/cmov/libc.so.6
.
Thread 2 (process 7481):
#0  0xb7f7f430 in __kernel_vsyscall ()
#1  0xb72c63a2 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb76470bd in ?? () from /usr/lib/libgthread-2.0.so.0
#3  0xb74f5269 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0xb7547738 in ?? () from /usr/lib/libglib-2.0.so.0
#5  0xb754605f in ?? () from /usr/lib/libglib-2.0.so.0
#6  0xb72c250f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb723f7ee in clone () from /lib/tls/i686/cmov/libc.so.6
.
Thread 1 (process 7485):
#0  0xac15b184 in ?? ()
   from /usr/lib/gtk-2.0/2.10.0/loaders/libpixbufloader-tga.so
#1  0xb773e571 in gdk_pixbuf_loader_close ()
   from /usr/lib/libgdk_pixbuf-2.0.so.0
#2  0xb7d02158 in gnome_gdk_pixbuf_new_from_uri_at_scale ()
   from /usr/lib/libgnomeui-2.so.0
#3  0xb7cf15ac in gnome_thumbnail_factory_generate_thumbnail ()
   from /usr/lib/libgnomeui-2.so.0
#4  0x0814ea5e in ?? ()
#5  0xb72c250f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#6  0xb723f7ee in clone () from /lib/tls/i686/cmov/libc.so.6