.
Thread 8 (Thread 0x7efd05640700 (LWP 26604)):
#0  0x00007efd575a9929 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007efd5bb527ca in g_cond_wait_until () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efd5bae12e1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efd5bae189c in g_async_queue_timeout_pop () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007efd0fdc5819 in  () at /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstvaapi.so
#5  0x00007efd5bb34605 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007efd578827fc in start_thread (arg=0x7efd05640700) at pthread_create.c:465
        pd = 0x7efd05640700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139625182267136, -5666662976826822743, 139625821614942, 139625821614943, 139625182267136, 139625182267840, 5521961577374363561, 5521790395700293545}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007efd575afa3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
.
Thread 7 (Thread 0x7efd0655a700 (LWP 26603)):
#0  0x00007efd575a9929 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007efd5bb527ca in g_cond_wait_until () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efd5bae12e1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efd5bae189c in g_async_queue_timeout_pop () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007efd5bb350ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007efd5bb34605 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007efd578827fc in start_thread (arg=0x7efd0655a700) at pthread_create.c:465
        pd = 0x7efd0655a700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139625198102272, -5666662976826822743, 140724158511374, 140724158511375, 139625198102272, 139625198102976, 5521963588492799913, 5521790395700293545}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007efd575afa3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
.
Thread 6 (Thread 0x7efd2a5ea700 (LWP 26559)):
#0  0x00007efd575a9929 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007efd5bb526af in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efd5bae12fb in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efd5bae1727 in g_async_queue_pop () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007efd5879be8c in  () at /usr/lib/x86_64-linux-gnu/libtracker-sparql-2.0.so.0
#5  0x00007efd5bb34605 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007efd578827fc in start_thread (arg=0x7efd2a5ea700) at pthread_create.c:465
        pd = 0x7efd2a5ea700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139625802671872, -5666662976826822743, 140724158515678, 140724158515679, 139625802671872, 139625802672576, 5521884518144880553, 5521790395700293545}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007efd575afa3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
.
Thread 5 (Thread 0x7efd3606a700 (LWP 26549)):
#0  0x00007efd575a9929 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007efd5bb526af in g_cond_wait () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efd5bae12fb in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efd5bae1727 in g_async_queue_pop () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007efd5879be8c in  () at /usr/lib/x86_64-linux-gnu/libtracker-sparql-2.0.so.0
#5  0x00007efd5bb34605 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007efd578827fc in start_thread (arg=0x7efd3606a700) at pthread_create.c:465
        pd = 0x7efd3606a700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139625998231296, -5666662976826822743, 140724158515678, 140724158515679, 139625998231296, 139625998232000, 5521857373951569833, 5521790395700293545}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007efd575afa3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
.
Thread 4 (Thread 0x7efd4339a700 (LWP 26542)):
#0  0x00007efd575a3831 in __GI___poll (fds=0x561f8936f140, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007efd5bb0d129 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efd5bb0d23c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efd4814746d in  () at /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#4  0x00007efd5bb34605 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007efd578827fc in start_thread (arg=0x7efd4339a700) at pthread_create.c:465
        pd = 0x7efd4339a700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139626219677440, -5666662976826822743, 140724158516750, 140724158516751, 139626219677440, 139626219678144, 5521833674322030505, 5521790395700293545}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007efd575afa3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
.
Thread 3 (Thread 0x7efd48b4d700 (LWP 26525)):
#0  0x00007efd575a3831 in __GI___poll (fds=0x7efd3c008790, nfds=6, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007efd5bb0d129 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efd5bb0d4c2 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efd59e19ac6 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007efd5bb34605 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007efd578827fc in start_thread (arg=0x7efd48b4d700) at pthread_create.c:465
        pd = 0x7efd48b4d700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139626311636736, -5666662976826822743, 140724158515454, 140724158515455, 139626311636736, 139626311637440, 5521810488477953961, 5521790395700293545}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007efd575afa3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
.
Thread 2 (Thread 0x7efd4934e700 (LWP 26522)):
#0  0x00007efd575a3831 in __GI___poll (fds=0x7efd44000b10, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007efd5bb0d129 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efd5bb0d23c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efd5bb0d281 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007efd5bb34605 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007efd578827fc in start_thread (arg=0x7efd4934e700) at pthread_create.c:465
        pd = 0x7efd4934e700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139626320029440, -5666662976826822743, 140724158515070, 140724158515071, 139626320029440, 139626320030144, 5521811587452710825, 5521790395700293545}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007efd575afa3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
.
Thread 1 (Thread 0x7efd5c197b00 (LWP 26509)):
#0  0x00007efd55227609 in  () at /usr/lib/x86_64-linux-gnu/libwayland-client.so.0
#1  0x00007efd5522371e in wl_proxy_destroy () at /usr/lib/x86_64-linux-gnu/libwayland-client.so.0
#2  0x00007efd0f299be1 in  () at /usr/lib/x86_64-linux-gnu/mesa-egl/libEGL.so.1
#3  0x00007efd0f29a041 in  () at /usr/lib/x86_64-linux-gnu/mesa-egl/libEGL.so.1
#4  0x00007efd0f28cd69 in eglTerminate () at /usr/lib/x86_64-linux-gnu/mesa-egl/libEGL.so.1
#5  0x00007efd0ec3a735 in  () at /usr/lib/x86_64-linux-gnu/libgstgl-1.0.so.0
#6  0x00007efd59b0dda2 in g_object_unref () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#7  0x00007efd5baf044b in g_datalist_clear () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007efd59b0dda2 in g_object_unref () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#9  0x00007efd59b318d0 in g_value_unset () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#10 0x00007efd41bdac9c in gst_structure_free () at /usr/lib/x86_64-linux-gnu/libgstreamer-1.0.so.0
#11 0x00007efd41b8dfe9 in  () at /usr/lib/x86_64-linux-gnu/libgstreamer-1.0.so.0
#12 0x00007efd5bb090dd in g_list_foreach () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007efd5bb0910b in g_list_free_full () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007efd41b99a1e in  () at /usr/lib/x86_64-linux-gnu/libgstreamer-1.0.so.0
#15 0x00007efd59b0dd33 in g_object_unref () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#16 0x00007efd41e96f6f in  () at /usr/lib/x86_64-linux-gnu/libgstpbutils-1.0.so.0
#17 0x00007efd59b0dd33 in g_object_unref () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#18 0x00007efd3647736b in  () at /usr/lib/x86_64-linux-gnu/nautilus/extensions-3.0/libtotem-properties-page.so
#19 0x00007efd59b0dda2 in g_object_unref () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#20 0x00007efd5b40e9e8 in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#21 0x00007efd5b31baae in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#22 0x00007efd59b08eb1 in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#23 0x00007efd59b1bed2 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#24 0x00007efd59b24535 in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#25 0x00007efd59b24f4f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#26 0x00007efd5b537cbc in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#27 0x00007efd59b0f708 in g_object_run_dispose () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#28 0x00007efd5b2d0a1c in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#29 0x00007efd5b31baae in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#30 0x00007efd59b08eb1 in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#31 0x00007efd59b1bed2 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#32 0x00007efd59b24535 in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#33 0x00007efd59b24f4f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#34 0x00007efd5b537cbc in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#35 0x00007efd59b0f708 in g_object_run_dispose () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#36 0x00007efd5b543fc9 in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#37 0x00007efd5b31baae in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#38 0x00007efd59b08f9d in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#39 0x00007efd59b1bed2 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#40 0x00007efd59b24535 in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#41 0x00007efd59b24f4f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#42 0x00007efd5b537cbc in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#43 0x00007efd5b54b8d8 in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#44 0x00007efd59b0f708 in g_object_run_dispose () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#45 0x00007efd59b0b041 in g_cclosure_marshal_VOID__BOOLEANv () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#46 0x00007efd59b091d6 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#47 0x00007efd59b2481f in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#48 0x00007efd59b24f4f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#49 0x00007efd5b350a9e in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#50 0x00007efd5b3e4347 in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#51 0x00007efd59b091d6 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#52 0x00007efd59b241ed in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#53 0x00007efd59b24f4f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#54 0x00007efd5b52eb04 in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#55 0x00007efd5b3e33a6 in gtk_main_do_event () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#56 0x00007efd5b5455c1 in  () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#57 0x00007efd5aed6b90 in  () at /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
#58 0x00007efd5bb0cde5 in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#59 0x00007efd5bb0d1b0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#60 0x00007efd5bb0d23c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#61 0x00007efd59dedbed in g_application_run () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#62 0x0000561f889faf7c in main ()