. Thread 6 (process 28379): #0 0xb7f19410 in __kernel_vsyscall () #1 0xb715b23e in writev () from /lib/tls/i686/cmov/libc.so.6 #2 0xb6af2ec3 in _xcb_conn_wait (c=0x80b26f0, cond=0x80b37b4, vector=0xbfd97908, count=0xbfd97904) at xcb_conn.c:172 ret = xlib_locked = 1 rfds = {__fds_bits = {0 }} wfds = {__fds_bits = {8, 0 }} #3 0xb6af34ab in _xcb_out_send (c=0x80b26f0, vector=0xbfd97908, count=0xbfd97904) at xcb_out.c:279 ret = 1 #4 0xb6af35df in _xcb_out_flush_to (c=0x80b26f0, request=6313) at xcb_out.c:297 vec = {iov_base = 0x80b37e8, iov_len = 3984} vec_ptr = (struct iovec *) 0xbfd978fc count = 1 __PRETTY_FUNCTION__ = "_xcb_out_flush_to" #5 0xb6af372f in xcb_flush (c=0x80b26f0) at xcb_out.c:244 ret = 0 #6 0xb6fd75e7 in _XSend (dpy=0x80b21b0, data=0x0, size=0) at ../../src/xcb_io.c:235 c = (xcb_connection_t *) 0x80b26f0 __PRETTY_FUNCTION__ = "_XSend" #7 0xb6fd7792 in _XFlush (dpy=0x80b21b0) at ../../src/xcb_io.c:258 No locals. #8 0xb6fb0a91 in XFlush (dpy=0x80b21b0) at ../../src/Flush.c:41 No locals. #9 0xb7a0b64e in IA__gdk_display_flush (display=0x80ba020) at /build/buildd/gtk+2.0-2.12.9/gdk/x11/gdkdisplay-x11.c:691 __PRETTY_FUNCTION__ = "IA__gdk_display_flush" #10 0xb7a035aa in IA__gdk_window_process_all_updates () at /build/buildd/gtk+2.0-2.12.9/gdk/gdkwindow.c:2398 old_update_windows = (GSList *) 0x8235358 tmp_list = #11 0xb7c27cef in gtk_container_idle_sizer (data=0x0) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkcontainer.c:1307 No locals. #12 0xb79e981b in gdk_threads_dispatch (data=0x8368400) at /build/buildd/gtk+2.0-2.12.9/gdk/gdk.c:470 ret = 0 #13 0xb780b081 in g_idle_dispatch (source=0x838c660, callback=0xf90, user_data=0x8368400) at /build/buildd/glib2.0-2.16.1/glib/gmain.c:4081 No locals. #14 0xb780cbd8 in IA__g_main_context_dispatch (context=0x80c44a8) at /build/buildd/glib2.0-2.16.1/glib/gmain.c:2003 No locals. #15 0xb780fe3e in g_main_context_iterate (context=0x80c44a8, block=1, dispatch=1, self=0x809c470) at /build/buildd/glib2.0-2.16.1/glib/gmain.c:2636 got_ownership = max_priority = 110 timeout = 0 some_ready = 1 nfds = allocated_nfds = fds = (GPollFD *) 0x8367b20 __PRETTY_FUNCTION__ = "g_main_context_iterate" #16 0xb78101c7 in IA__g_main_loop_run (loop=0x836f6b8) at /build/buildd/glib2.0-2.16.1/glib/gmain.c:2844 got_ownership = -1222023904 self = (GThread *) 0x809c470 __PRETTY_FUNCTION__ = "IA__g_main_loop_run" #17 0xb7cc0244 in IA__gtk_main () at /build/buildd/gtk+2.0-2.12.9/gtk/gtkmain.c:1163 tmp_list = (GList *) 0x0 functions = (GList *) 0x836f570 init = (GtkInitFunction *) 0x8353df8 loop = (GMainLoop *) 0x836f6b8 #18 0x0805b02b in xvc_ui_run () at gnome_ui.c:1809 No locals. #19 0x0806732f in main (argc=134952936, argv=0xbfd980f4) at main.c:998 rc = 0 errors_after_cli = (XVC_ErrorListItem *) 0x0 resultCode = s_tmp_capture_options = {file = 0x0, target = -1, targetCodec = -1, fps = {num = -1, den = 1}, time = -1, frames = -1, start_no = -1, step = -1, quality = -1, au_targetCodec = -1, audioWanted = -1, sndrate = -1, sndsize = -1, sndchannels = -1, play_cmd = 0x0, video_cmd = 0x0, edit_cmd = 0x0} target = (XVC_CapTypeOptions *) 0x809c5ec . Thread 5 (process 28392): #0 0xb7f19410 in __kernel_vsyscall () #1 0xb7298aa5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb763a3cb in worker (v=0x8390ef0) at pthread.c:62 c = (ThreadContext *) 0x838b520 our_job = 0 thread_count = 4 self_id = 0 #3 0xb72944fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #4 0xb7162d4e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 4 (process 28393): #0 0xb7f19410 in __kernel_vsyscall () #1 0xb7298aa5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb763a3cb in worker (v=0x8390ef0) at pthread.c:62 c = (ThreadContext *) 0x838b520 our_job = 0 thread_count = 4 self_id = 1 #3 0xb72944fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #4 0xb7162d4e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 3 (process 28394): #0 0xb7f19410 in __kernel_vsyscall () #1 0xb7298aa5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb763a3cb in worker (v=0x8390ef0) at pthread.c:62 c = (ThreadContext *) 0x838b520 our_job = 0 thread_count = 4 self_id = 2 #3 0xb72944fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #4 0xb7162d4e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 2 (process 28395): #0 0xb7f19410 in __kernel_vsyscall () #1 0xb7298aa5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb763a3cb in worker (v=0x8390ef0) at pthread.c:62 c = (ThreadContext *) 0x838b520 our_job = 0 thread_count = 4 self_id = 3 #3 0xb72944fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #4 0xb7162d4e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 1 (process 28391): #0 0xb730c1e4 in avcodec_open (avctx=0x8478960, codec=0x0) at utils.c:811 ret = #1 0x0806ad21 in add_audio_stream (job=) at xtoffmpeg.c:483 grab_iformat = params = {time_base = {num = 0, den = 0}, sample_rate = 44100, channels = 2, width = 0, height = 0, pix_fmt = PIX_FMT_YUV420P, channel = 0, device = 0x806fe61 "/dev/dsp", standard = 0x0, mpeg2ts_raw = 0, mpeg2ts_compute_pcr = 0, initial_pause = 0, prealloced_context = 0, video_codec_id = CODEC_ID_NONE, audio_codec_id = CODEC_ID_NONE} err = ret = #2 0x0806bded in xvc_ffmpeg_save_frame (fp=0x8352ac8, image=0x8386cd8) at xtoffmpeg.c:1532 au_ret = job = (Job *) 0x0 app = out_size = #3 0x08054cea in commonCapture (capfunc=SHM) at capture.c:1160 time = time1 = curr_time = {tv_sec = 1206569769, tv_usec = 664422} app = (XVC_AppData *) 0x809c518 target = (XVC_CapTypeOptions *) 0x809c5ec job = (Job *) 0x8366720 damaged_region = image = (XImage *) 0x8386cd8 fp = (FILE *) 0x8352ac8 shm_opcode = 147 shm_event_base = 96 shm_error_base = 167 pointer_area = {x = 530, y = 170, width = 24, height = 24} dmg_image = (XImage *) 0x838b1b0 region = 62915462 clip_region = 62915463 dmg_shminfo = {shmseg = 62915470, shmid = 7536675, shmaddr = 0xb593e000 "", readOnly = 0} shminfo = {shmseg = 62915464, shmid = 7503906, shmaddr = 0xb5a58000 "\r5o", readOnly = 0} #4 0x0805b2e4 in do_record_thread () at gnome_ui.c:518 job = (Job *) 0x8366720 pause = #5 0xb72944fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #6 0xb7162d4e in clone () from /lib/tls/i686/cmov/libc.so.6