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Re: Re: Re: Re: does anyone know how to calm down 'tracker-store'?




Hi,
Not sure to got it exactly but here is finally the 'coredumpctl info' output.
Where to address it if needed?
Thanks,
Patrice


           PID: 32028 (tracker-extract)
           UID: 1000 (patrice)
           GID: 1000 (patrice)
        Signal: 11 (SEGV)
     Timestamp: Wed 2018-11-28 22:54:42 CET (5min ago)
  Command Line: /usr/lib/tracker/tracker-extract
    Executable: /usr/lib/tracker/tracker-extract
 Control Group: /user.slice/user-1000.slice/user@1000.service/tracker-extract.service
          Unit: user@1000.service
     User Unit: tracker-extract.service
         Slice: user-1000.slice
     Owner UID: 1000 (patrice)
       Boot ID: 2b431ca216e346b9a2451932baa8be23
    Machine ID: 7b96703962d14b21b365984860adb794
      Hostname: hp-dark
       Storage: /var/lib/systemd/coredump/core.tracker-extract.1000.2b431ca216e346b9a2451932baa8be23.32028.1543442082000000.lz4
       Message: Process 32028 (tracker-extract) of user 1000 dumped core.
                
                Stack trace of thread 32070:
                #0  0x00007f4db09e1635 gst_video_codec_frame_ref (libgstvideo-1.0.so.0)
                #1  0x00007f4dae1c134e _gst_libde265_return_image (libgstde265.so)
                #2  0x00007f4dae1c17a5 gst_libde265_dec_handle_frame (libgstde265.so)
                #3  0x00007f4db09cfe4b gst_video_decoder_decode_frame (libgstvideo-1.0.so.0)
                #4  0x00007f4db09d2964 gst_video_decoder_chain_forward (libgstvideo-1.0.so.0)
                #5  0x00007f4db09d3042 gst_video_decoder_chain (libgstvideo-1.0.so.0)
                #6  0x00007f4db0adcc3a gst_pad_chain_data_unchecked (libgstreamer-1.0.so.0)
                #7  0x00007f4db0ae4ed2 gst_pad_push (libgstreamer-1.0.so.0)
                #8  0x00007f4db08a7dfd gst_base_transform_chain (libgstbase-1.0.so.0)
                #9  0x00007f4db0adcc3a gst_pad_chain_data_unchecked (libgstreamer-1.0.so.0)
                #10 0x00007f4db0ae4ed2 gst_pad_push (libgstreamer-1.0.so.0)
                #11 0x00007f4db088c9c8 gst_base_parse_push_frame (libgstbase-1.0.so.0)
                #12 0x00007f4db088da35 gst_base_parse_chain (libgstbase-1.0.so.0)
                #13 0x00007f4db0adcc3a gst_pad_chain_data_unchecked (libgstreamer-1.0.so.0)
                #14 0x00007f4db0ae4ed2 gst_pad_push (libgstreamer-1.0.so.0)
                #15 0x00007f4daea5fa8d gst_single_queue_push_one (libgstcoreelements.so)
                #16 0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #17 0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #18 0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #19 0x00007f4df3501f2a start_thread (libpthread.so.0)
                #20 0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32030:
                #0  0x00007f4df342a739 __GI___poll (libc.so.6)
                #1  0x00007f4df35b1e46 n/a (libglib-2.0.so.0)
                #2  0x00007f4df35b21d2 g_main_loop_run (libglib-2.0.so.0)
                #3  0x00007f4df37ac7b6 n/a (libgio-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32033:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35daaa7 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32028:
                #0  0x00007f4df342a739 __GI___poll (libc.so.6)
                #1  0x00007f4df35b1e46 n/a (libglib-2.0.so.0)
                #2  0x00007f4df35b21d2 g_main_loop_run (libglib-2.0.so.0)
                #3  0x00005556d54eadcb main (tracker-extract)
                #4  0x00007f4df335fb17 __libc_start_main (libc.so.6)
                #5  0x00005556d54eaeba _start (tracker-extract)
                
                Stack trace of thread 32034:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35daaa7 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32031:
                #0  0x00007f4df342a739 __GI___poll (libc.so.6)
                #1  0x00007f4df35b1e46 n/a (libglib-2.0.so.0)
                #2  0x00007f4df35b1f6c g_main_context_iteration (libglib-2.0.so.0)
                #3  0x00007f4df38f5ffd n/a (libdconfsettings.so)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32032:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35daaa7 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32029:
                #0  0x00007f4df342a739 __GI___poll (libc.so.6)
                #1  0x00007f4df35b1e46 n/a (libglib-2.0.so.0)
                #2  0x00007f4df35b1f6c g_main_context_iteration (libglib-2.0.so.0)
                #3  0x00007f4df35b1fb1 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32038:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35daaa7 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32037:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35daaa7 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32040:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35daaa7 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32051:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4daea602af gst_multi_queue_loop (libgstcoreelements.so)
                #3  0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #4  0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #5  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #6  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #7  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32042:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35daaa7 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32035:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35daaa7 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32036:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35daaa7 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32043:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f875a g_cond_wait_until (libglib-2.0.so.0)
                #2  0x00007f4df3584061 n/a (libglib-2.0.so.0)
                #3  0x00007f4df35dac12 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32039:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35daaa7 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32052:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4db0b1213b gst_task_func (libgstreamer-1.0.so.0)
                #3  0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32049:
                #0  0x00007f4df342a836 __GI_ppoll (libc.so.6)
                #1  0x00007f4db0af2e88 ppoll (libgstreamer-1.0.so.0)
                #2  0x00007f4db0aaa9df gst_bus_timed_pop_filtered (libgstreamer-1.0.so.0)
                #3  0x00007f4db0a4affc handle_current_sync (libgstpbutils-1.0.so.0)
                #4  0x00007f4db0a4e669 gst_discoverer_discover_uri (libgstpbutils-1.0.so.0)
                #5  0x00007f4db24cd5a1 discoverer_init_and_run (libextract-gstreamer.so)
                #6  0x00007f4db24ce8d0 tracker_extract_get_metadata (libextract-gstreamer.so)
                #7  0x00005556d54edc97 get_file_metadata (tracker-extract)
                #8  0x00005556d54ee2bb get_metadata (tracker-extract)
                #9  0x00005556d54ee310 single_thread_get_metadata (tracker-extract)
                #10 0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #11 0x00007f4df3501f2a start_thread (libpthread.so.0)
                #12 0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32072:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35844a7 g_async_queue_pop (libglib-2.0.so.0)
                #4  0x00005556d54ee308 single_thread_get_metadata (tracker-extract)
                #5  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #6  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #7  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32050:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4db08b8363 gst_data_queue_push (libgstbase-1.0.so.0)
                #3  0x00007f4daea5e927 gst_multi_queue_chain (libgstcoreelements.so)
                #4  0x00007f4db0adcc3a gst_pad_chain_data_unchecked (libgstreamer-1.0.so.0)
                #5  0x00007f4db0ae4ed2 gst_pad_push (libgstreamer-1.0.so.0)
                #6  0x00007f4dae1db574 n/a (libgstmatroska.so)
                #7  0x00007f4dae1e2cbf n/a (libgstmatroska.so)
                #8  0x00007f4dae1e7332 n/a (libgstmatroska.so)
                #9  0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #10 0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #11 0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #12 0x00007f4df3501f2a start_thread (libpthread.so.0)
                #13 0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32095:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4db089a68c gst_base_sink_wait_preroll (libgstbase-1.0.so.0)
                #3  0x00007f4db089ac18 gst_base_sink_do_preroll (libgstbase-1.0.so.0)
                #4  0x00007f4db089b31a gst_base_sink_do_sync (libgstbase-1.0.so.0)
                #5  0x00007f4db089e269 gst_base_sink_default_wait_event (libgstbase-1.0.so.0)
                #6  0x00007f4db0894fed gst_base_sink_wait_event (libgstbase-1.0.so.0)
                #7  0x00007f4daea4a66f gst_fake_sink_event (libgstcoreelements.so)
                #8  0x00007f4db0890c8c gst_base_sink_event (libgstbase-1.0.so.0)
                #9  0x00007f4db0adb637 gst_pad_send_event_unchecked (libgstreamer-1.0.so.0)
                #10 0x00007f4db0adbb84 gst_pad_push_event_unchecked (libgstreamer-1.0.so.0)
                #11 0x00007f4db0ae5f0e gst_pad_push_event (libgstreamer-1.0.so.0)
                #12 0x00007f4daea64deb gst_queue_push_one (libgstcoreelements.so)
                #13 0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #14 0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #15 0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #16 0x00007f4df3501f2a start_thread (libpthread.so.0)
                #17 0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32092:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4db08b769b _gst_data_queue_wait_non_empty (libgstbase-1.0.so.0)
                #3  0x00007f4db08b8960 gst_data_queue_pop (libgstbase-1.0.so.0)
                #4  0x00007f4daea5f3a1 gst_multi_queue_loop (libgstcoreelements.so)
                #5  0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #6  0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #7  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #8  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #9  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32041:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35daaa7 n/a (libglib-2.0.so.0)
                #4  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #5  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #6  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32090:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4db08b769b _gst_data_queue_wait_non_empty (libgstbase-1.0.so.0)
                #3  0x00007f4db08b8960 gst_data_queue_pop (libgstbase-1.0.so.0)
                #4  0x00007f4daea5f3a1 gst_multi_queue_loop (libgstcoreelements.so)
                #5  0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #6  0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #7  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #8  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #9  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32071:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35844a7 g_async_queue_pop (libglib-2.0.so.0)
                #4  0x00005556d54ee308 single_thread_get_metadata (tracker-extract)
                #5  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #6  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #7  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32069:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4daea602af gst_multi_queue_loop (libgstcoreelements.so)
                #3  0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #4  0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #5  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #6  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #7  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32078:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32093:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4db08b769b _gst_data_queue_wait_non_empty (libgstbase-1.0.so.0)
                #3  0x00007f4db08b8960 gst_data_queue_pop (libgstbase-1.0.so.0)
                #4  0x00007f4daea5f3a1 gst_multi_queue_loop (libgstcoreelements.so)
                #5  0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #6  0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #7  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #8  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #9  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32088:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32080:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32091:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4daea602af gst_multi_queue_loop (libgstcoreelements.so)
                #3  0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #4  0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #5  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #6  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #7  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32083:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32073:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4df358407b n/a (libglib-2.0.so.0)
                #3  0x00007f4df35844a7 g_async_queue_pop (libglib-2.0.so.0)
                #4  0x00005556d54ee308 single_thread_get_metadata (tracker-extract)
                #5  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #6  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #7  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32077:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32081:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32096:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4db089a68c gst_base_sink_wait_preroll (libgstbase-1.0.so.0)
                #3  0x00007f4db089ac18 gst_base_sink_do_preroll (libgstbase-1.0.so.0)
                #4  0x00007f4db089b31a gst_base_sink_do_sync (libgstbase-1.0.so.0)
                #5  0x00007f4db089e269 gst_base_sink_default_wait_event (libgstbase-1.0.so.0)
                #6  0x00007f4db0894fed gst_base_sink_wait_event (libgstbase-1.0.so.0)
                #7  0x00007f4daea4a66f gst_fake_sink_event (libgstcoreelements.so)
                #8  0x00007f4db0890c8c gst_base_sink_event (libgstbase-1.0.so.0)
                #9  0x00007f4db0adb637 gst_pad_send_event_unchecked (libgstreamer-1.0.so.0)
                #10 0x00007f4db0adbb84 gst_pad_push_event_unchecked (libgstreamer-1.0.so.0)
                #11 0x00007f4db0ae5f0e gst_pad_push_event (libgstreamer-1.0.so.0)
                #12 0x00007f4daea64deb gst_queue_push_one (libgstcoreelements.so)
                #13 0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #14 0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #15 0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #16 0x00007f4df3501f2a start_thread (libpthread.so.0)
                #17 0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32076:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32089:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32094:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4daea6421f gst_queue_loop (libgstcoreelements.so)
                #3  0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #4  0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #5  0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #6  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #7  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32075:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32087:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32079:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32086:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32097:
                #0  0x00007f4df342fa79 syscall (libc.so.6)
                #1  0x00007f4df35f863f g_cond_wait (libglib-2.0.so.0)
                #2  0x00007f4db089a68c gst_base_sink_wait_preroll (libgstbase-1.0.so.0)
                #3  0x00007f4db089ac18 gst_base_sink_do_preroll (libgstbase-1.0.so.0)
                #4  0x00007f4db089b31a gst_base_sink_do_sync (libgstbase-1.0.so.0)
                #5  0x00007f4db089e269 gst_base_sink_default_wait_event (libgstbase-1.0.so.0)
                #6  0x00007f4db0894fed gst_base_sink_wait_event (libgstbase-1.0.so.0)
                #7  0x00007f4daea4a66f gst_fake_sink_event (libgstcoreelements.so)
                #8  0x00007f4db0890c8c gst_base_sink_event (libgstbase-1.0.so.0)
                #9  0x00007f4db0adb637 gst_pad_send_event_unchecked (libgstreamer-1.0.so.0)
                #10 0x00007f4db0adbb84 gst_pad_push_event_unchecked (libgstreamer-1.0.so.0)
                #11 0x00007f4db0ae5f0e gst_pad_push_event (libgstreamer-1.0.so.0)
                #12 0x00007f4daea64deb gst_queue_push_one (libgstcoreelements.so)
                #13 0x00007f4db0b11f41 gst_task_func (libgstreamer-1.0.so.0)
                #14 0x00007f4df35daad3 n/a (libglib-2.0.so.0)
                #15 0x00007f4df35da135 n/a (libglib-2.0.so.0)
                #16 0x00007f4df3501f2a start_thread (libpthread.so.0)
                #17 0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32085:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32082:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32074:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)
                
                Stack trace of thread 32084:
                #0  0x00007f4df3507e6c futex_wait_cancelable (libpthread.so.0)
                #1  0x00007f4dad00bfbb _Z15de265_cond_waitP14pthread_cond_tP15pthread_mutex_t (libde265.so.0)
                #2  0x00007f4df3501f2a start_thread (libpthread.so.0)
                #3  0x00007f4df3434edf __clone (libc.so.6)