Starting program: /usr/bin/cheese 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/libthread_db.so.1".
[New Thread 0x7fffe9110700 (LWP 16868)]
[New Thread 0x7fffe3fff700 (LWP 16869)]

Program received signal SIGTSTP, Stopped (user).
0x00007ffff5097df9 in syscall () from /lib/libc.so.6
#0  0x00007ffff5097df9 in syscall () from /lib/libc.so.6
#1  0x00007fffe2191d67 in v4lconvert_try_format ()
   from /usr/lib/libv4lconvert.so.0
#2  0x00007fffe240a33d in v4l2_ioctl () from /usr/lib/libv4l2.so.0
#3  0x00007fffe83de97a in ?? ()
   from /usr/lib/gstreamer-0.10/libgstvideo4linux2.so
#4  0x00007fffe83e1be3 in ?? ()
   from /usr/lib/gstreamer-0.10/libgstvideo4linux2.so
#5  0x00007fffe83e6e0b in ?? ()
   from /usr/lib/gstreamer-0.10/libgstvideo4linux2.so
#6  0x00007ffff4b71406 in ?? () from /usr/lib/libgstbase-0.10.so.0
#7  0x00007ffff772acba in ?? () from /usr/lib/libgstreamer-0.10.so.0
#8  0x00007ffff772e36a in gst_pad_get_caps_reffed ()
   from /usr/lib/libgstreamer-0.10.so.0
#9  0x00007ffff772e4d9 in gst_pad_get_caps ()
   from /usr/lib/libgstreamer-0.10.so.0
#10 0x00007ffff7bd406d in ?? () from /usr/lib/libcheese.so.3
#11 0x00007ffff587ea73 in g_object_newv () from /usr/lib/libgobject-2.0.so.0
#12 0x00007ffff587edf0 in g_object_new_valist ()
   from /usr/lib/libgobject-2.0.so.0
#13 0x00007ffff5d3102e in g_initable_new_valist ()
   from /usr/lib/libgio-2.0.so.0
#14 0x00007ffff5d31129 in g_initable_new () from /usr/lib/libgio-2.0.so.0
#15 0x00007ffff7bd4608 in cheese_camera_device_new ()
   from /usr/lib/libcheese.so.3
#16 0x00007ffff7bd50f4 in cheese_camera_device_monitor_set_up_device ()
   from /usr/lib/libcheese.so.3
#17 0x00007ffff7bd5299 in ?? () from /usr/lib/libcheese.so.3
#18 0x00007ffff55b87cd in g_list_foreach () from /usr/lib/libglib-2.0.so.0
#19 0x00007ffff7bd5359 in cheese_camera_device_monitor_coldplug ()
   from /usr/lib/libcheese.so.3
#20 0x00007ffff7bd28cd in cheese_camera_setup () from /usr/lib/libcheese.so.3
#21 0x0000000000416519 in cheese_main_window_setup_camera ()
#22 0x0000000000417564 in cheese_main_on_app_activate ()
#23 0x00007ffff5877ee4 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#24 0x00007ffff5888f70 in ?? () from /usr/lib/libgobject-2.0.so.0
#25 0x00007ffff5890eec in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
#26 0x00007ffff5891082 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#27 0x000000000041720c in ?? ()
#28 0x00007ffff5d6fa68 in g_application_run () from /usr/lib/libgio-2.0.so.0
#29 0x0000000000417798 in _vala_main ()
#30 0x00007ffff4fd8455 in __libc_start_main () from /lib/libc.so.6
#31 0x000000000040c791 in _start ()