. Thread 8 (process 26572): #0 0xb6e0991d in g_static_rec_mutex_unlock () from /usr/lib/libglib-2.0.so.0 #1 0xb703cb3a in ?? () from /usr/lib/libgstreamer-0.10.so.0 #2 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #3 0xb702d31d in ?? () from /usr/lib/libgstreamer-0.10.so.0 #4 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #5 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #6 0xb39461a2 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so #7 0xb705f593 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #8 0xb6e0b2d6 in ?? () from /usr/lib/libglib-2.0.so.0 #9 0xb6e09c3f in ?? () from /usr/lib/libglib-2.0.so.0 #10 0xb7d554ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #11 0xb6cbe3fe in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 7 (process 26566): #0 0xb7f47424 in __kernel_vsyscall () #1 0xb7d5c8f6 in nanosleep () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb6e0bff2 in g_usleep () from /usr/lib/libglib-2.0.so.0 #3 0xb391f56e in ?? () from /usr/lib/gstreamer-0.10/libgstxvimagesink.so #4 0xb6e09c3f in ?? () from /usr/lib/libglib-2.0.so.0 #5 0xb7d554ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #6 0xb6cbe3fe in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 6 (process 26571): #0 0xb6c537f0 in memcpy () from /lib/tls/i686/cmov/libc.so.6 #1 0xb6db7d3a in g_array_append_vals () from /usr/lib/libglib-2.0.so.0 #2 0xb705850a in gst_structure_copy () from /usr/lib/libgstreamer-0.10.so.0 #3 0xb701b148 in gst_caps_subtract () from /usr/lib/libgstreamer-0.10.so.0 #4 0xb701b3a0 in gst_caps_is_subset () from /usr/lib/libgstreamer-0.10.so.0 #5 0xb70388f1 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #6 0xb703c18c in gst_pad_get_caps () from /usr/lib/libgstreamer-0.10.so.0 #7 0xb703ecd8 in gst_pad_peer_get_caps () from /usr/lib/libgstreamer-0.10.so.0 #8 0xb70c5e8c in ?? () from /usr/lib/libgstbase-0.10.so.0 #9 0xb70388a7 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #10 0xb703c18c in gst_pad_get_caps () from /usr/lib/libgstreamer-0.10.so.0 #11 0xb702f05d in ?? () from /usr/lib/libgstreamer-0.10.so.0 #12 0xb70388a7 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #13 0xb703c18c in gst_pad_get_caps () from /usr/lib/libgstreamer-0.10.so.0 #14 0xb702f05d in ?? () from /usr/lib/libgstreamer-0.10.so.0 #15 0xb70388a7 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #16 0xb703c18c in gst_pad_get_caps () from /usr/lib/libgstreamer-0.10.so.0 #17 0xb703ecd8 in gst_pad_peer_get_caps () from /usr/lib/libgstreamer-0.10.so.0 #18 0xb70c5e8c in ?? () from /usr/lib/libgstbase-0.10.so.0 #19 0xb70388a7 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #20 0xb703c18c in gst_pad_get_caps () from /usr/lib/libgstreamer-0.10.so.0 #21 0xb703ecd8 in gst_pad_peer_get_caps () from /usr/lib/libgstreamer-0.10.so.0 #22 0xb4e8d018 in ?? () from /usr/lib/rhythmbox/plugins/visualizer/libvisualizer.so #23 0xb4e8da0d in ?? () from /usr/lib/rhythmbox/plugins/visualizer/libvisualizer.so #24 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #25 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #26 0xb702d31d in ?? () from /usr/lib/libgstreamer-0.10.so.0 #27 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #28 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #29 0xb70c5caf in ?? () from /usr/lib/libgstbase-0.10.so.0 #30 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #31 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #32 0xb70c5caf in ?? () from /usr/lib/libgstbase-0.10.so.0 #33 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #34 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #35 0xb70c5caf in ?? () from /usr/lib/libgstbase-0.10.so.0 #36 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #37 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #38 0xb39461a2 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so #39 0xb705f593 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #40 0xb6e0b2d6 in ?? () from /usr/lib/libglib-2.0.so.0 #41 0xb6e09c3f in ?? () from /usr/lib/libglib-2.0.so.0 #42 0xb7d554ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #43 0xb6cbe3fe in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 5 (process 11980): #0 0xb7f47424 in __kernel_vsyscall () #1 0xb7d590e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb6db828a in ?? () from /usr/lib/libglib-2.0.so.0 #3 0xb6db8628 in g_async_queue_pop () from /usr/lib/libglib-2.0.so.0 #4 0xb7eeb24d in ?? () from /usr/lib/librhythmbox-core.so.0 #5 0xb6e09c3f in ?? () from /usr/lib/libglib-2.0.so.0 #6 0xb7d554ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #7 0xb6cbe3fe in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 4 (process 11974): #0 0xb7f47424 in __kernel_vsyscall () #1 0xb6cb3a77 in poll () from /lib/tls/i686/cmov/libc.so.6 #2 0xb6def95b in g_poll () from /usr/lib/libglib-2.0.so.0 #3 0xb6de2212 in ?? () from /usr/lib/libglib-2.0.so.0 #4 0xb6de28a2 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0 #5 0xb755a2a9 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0 #6 0x08063160 in main () . Thread 3 (process 26569): #0 0xb7f47424 in __kernel_vsyscall () #1 0xb7d590e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb3945ed4 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so #3 0xb705f593 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #4 0xb6e0b2d6 in ?? () from /usr/lib/libglib-2.0.so.0 #5 0xb6e09c3f in ?? () from /usr/lib/libglib-2.0.so.0 #6 0xb7d554ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #7 0xb6cbe3fe in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 2 (process 22126): #0 0xb7f47424 in __kernel_vsyscall () #1 0xb7d5bcf9 in __lll_lock_wait () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb7d57129 in _L_lock_89 () from /lib/tls/i686/cmov/libpthread.so.0 #3 0xb7d56a32 in pthread_mutex_lock () from /lib/tls/i686/cmov/libpthread.so.0 #4 0xb703e61b in ?? () from /usr/lib/libgstreamer-0.10.so.0 #5 0xb70c5341 in ?? () from /usr/lib/libgstbase-0.10.so.0 #6 0xb703e387 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #7 0xb70c5341 in ?? () from /usr/lib/libgstbase-0.10.so.0 #8 0xb703e387 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #9 0xb3946a52 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so #10 0xb703e387 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #11 0xb394adcb in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so #12 0xb703e387 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #13 0xb702d379 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #14 0xb703e387 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #15 0xb3946a52 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so #16 0xb703e387 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #17 0xb397a3fc in ?? () from /usr/lib/gstreamer-0.10/libgstplaybin.so #18 0xb703e387 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #19 0xb702d379 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #20 0xb703e387 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #21 0xb38931c9 in ?? () from /usr/lib/gstreamer-0.10/libgstmad.so #22 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #23 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #24 0xb38a2cd1 in ?? () from /usr/lib/gstreamer-0.10/libgstmpegaudioparse.so #25 0xb38a4788 in ?? () from /usr/lib/gstreamer-0.10/libgstmpegaudioparse.so #26 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #27 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #28 0xb4e9f570 in ?? () from /usr/lib/libgsttag-0.10.so.0 #29 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #30 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #31 0xb394c87a in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so #32 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #33 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #34 0xb702d31d in ?? () from /usr/lib/libgstreamer-0.10.so.0 #35 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #36 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #37 0xb70bcc81 in ?? () from /usr/lib/libgstbase-0.10.so.0 #38 0xb705f593 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #39 0xb6e0b2d6 in ?? () from /usr/lib/libglib-2.0.so.0 #40 0xb6e09c3f in ?? () from /usr/lib/libglib-2.0.so.0 #41 0xb7d554ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #42 0xb6cbe3fe in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 1 (process 26570): #0 0xb701b0b4 in gst_caps_subtract () from /usr/lib/libgstreamer-0.10.so.0 #1 0xb701b3a0 in gst_caps_is_subset () from /usr/lib/libgstreamer-0.10.so.0 #2 0xb701b41e in gst_caps_is_equal () from /usr/lib/libgstreamer-0.10.so.0 #3 0xb703c716 in gst_pad_accept_caps () from /usr/lib/libgstreamer-0.10.so.0 #4 0xb703cf4c in ?? () from /usr/lib/libgstreamer-0.10.so.0 #5 0xb703de32 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #6 0xb702d31d in ?? () from /usr/lib/libgstreamer-0.10.so.0 #7 0xb703cac5 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #8 0xb703deba in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0 #9 0xb39461a2 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so #10 0xb705f593 in ?? () from /usr/lib/libgstreamer-0.10.so.0 #11 0xb6e0b2d6 in ?? () from /usr/lib/libglib-2.0.so.0 #12 0xb6e09c3f in ?? () from /usr/lib/libglib-2.0.so.0 #13 0xb7d554ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #14 0xb6cbe3fe in clone () from /lib/tls/i686/cmov/libc.so.6