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Bug#916076: kamoso: segmentation fault in GStreamer opening hamburger menu



Control: tags -1 moreinfo

I've upgraded to Bullseye and I'm still able to reproduce it. I've attached 
new backtraces: one from gdb and a longer one from Dr. Konqi
#0  0x00007fffdf974af3 in linear_to_ytiled (mem_copy_align16=<optimized out>, mem_copy=<optimized out>, swizzle_bit=<optimized out>,
    src_pitch=<optimized out>,
    src=0x7fffe02dbb90 "89A\377@>I\377\071\067B\377,+/\377\035\034 \377\035\033\032\377%#\"\377+$$\377'  \377'\036 \377*!#\377+!%\377-#'\377\061(*\377\066-/\377\062,*\377-'%\377)!\037\377&\036\034\377%\035\033\377&\036\034\377*\" \377,$\"\377+#!\377*\" \377$\033\033\377)  \377*!!\377)  \377*!!\377-$$\377/&'\377-$%\377\061*+\377*#$\377' !\377+$%\377-&'\377,%&\377\061(*\377\063*,\377\063*,\377\063)+\377\062(*\377\061&*\377/$(\377/!&\377. %\377(!\"\377*#$\377"..., dst=<optimized out>, y3=<optimized out>, y0=<optimized out>, x3=<optimized out>, x2=<optimized out>,
    x1=<optimized out>, x0=<optimized out>) at ../src/intel/isl/isl_tiled_memcpy.c:369
        xo = 0
        swizzle = 0
        xo0 = <optimized out>
        swizzle1 = <optimized out>
        yo = 128
        bytes_per_column = <optimized out>
        y1 = <optimized out>
        xo1 = <optimized out>
        x = <optimized out>
        column_width = <optimized out>
        y2 = <optimized out>
        swizzle0 = <optimized out>
        column_width = <optimized out>
        bytes_per_column = <optimized out>
        y1 = <optimized out>
        y2 = <optimized out>
        xo0 = <optimized out>
        xo1 = <optimized out>
        swizzle0 = <optimized out>
        swizzle1 = <optimized out>
        x = <optimized out>
        yo = <optimized out>
        xo = <optimized out>
        swizzle = <optimized out>
        xo = <optimized out>
        swizzle = <optimized out>
        xo = <optimized out>
        swizzle = <optimized out>
#1  linear_to_ytiled_faster (x0=0, x1=0, x2=128, x3=128, y0=y0@entry=0, y1=y1@entry=32, dst=0x7ffe61800000 "Wfd\377Sb_\377Ra^\377_li\377\275\265\257\377\262\255\250\377\306\301\274\377\357\354\351\377KUT\377MWV\377Q[Z\377Q[Z\377HEM\377IGK\377DBF\377HGI\377;MG\377;MG\377:LF\377\071KE\377\026\026\026\377\023\023\023\377\023\023\023\377\023\023\023\377\274\262\252\377\301\272\265\377\327\320\313\377\352\353\347\377LY[\377IWW\377JXX\377GUU\377\070\071A\377@>I\377\071\067B\377,+/\377", src=0x7fffe02bbb90 "Wfd\377Sb_\377Ra^\377_li\377`mj\377JRU\377\062:=\377\062\065C\377<?M\377\067\070H\377:;K\377><K\377\070\066E\377=>F\377\070\071A\377\070;E\377:=G\377:?I\377<AK\377<@L\377;?K\377\071>J\377\071>J\377\066;G\377\063\070D\377\062\065C\377\064\067E\377\070;I\377:=K\377:;I\377<>J\377;=I\377\070:F\377\063\065A\377./=\377*+9\377+)8\377,*9\377,*9\377-+:\377\060,;\377\061-<\377\061->\377\061->\377\062.?\377\063/@\377/+8\377/+8\377-)8\377+'6\377"..., src_pitch=16384, swizzle_bit=0, copy_type=ISL_MEMCPY) at ../src/intel/isl/isl_tiled_memcpy.c:684
        mem_copy = <optimized out>
#2  0x00007fffdf978698 in intel_linear_to_tiled (copy_type=ISL_MEMCPY, tiling=ISL_TILING_Y0, has_swizzling=false, src_pitch=16384, dst_pitch=16384, src=<optimized out>, dst=<optimized out>, yt2=128, yt1=0, xt2=16384, xt1=0) at ../src/intel/isl/isl_tiled_memcpy.c:899
        x0 = <optimized out>
        y1 = <optimized out>
        x2 = <optimized out>
        y0 = <optimized out>
        x3 = 128
        x1 = <optimized out>
        yt0 = 0
        yt3 = 128
        tw = 128
        th = 32
        span = <optimized out>
        tile_copy = 0x7fffdf974a10 <linear_to_ytiled_faster>
        xt = <optimized out>
        xt0 = 0
        xt3 = 16384
        yt = <optimized out>
        swizzle_bit = 0
        tile_copy = <optimized out>
        xt0 = <optimized out>
        xt3 = <optimized out>
        yt0 = <optimized out>
        yt3 = <optimized out>
        xt = <optimized out>
        yt = <optimized out>
        tw = <optimized out>
        th = <optimized out>
        span = <optimized out>
        swizzle_bit = <optimized out>
        x0 = <optimized out>
        y0 = <optimized out>
        x3 = <optimized out>
        y1 = <optimized out>
        x1 = <optimized out>
        x2 = <optimized out>
#3  _isl_memcpy_linear_to_tiled (xt1=0, xt2=16384, yt1=yt1@entry=0, yt2=yt2@entry=128, dst=dst@entry=0x7ffe61700000 "||z\377}}{\377}}{\377wwu\377fge\377fge\377dfb\377dfb\377`c_\377bba\377ddc\377iih\377[^Z\377\\_[\377]`\\\377]`\\\377nnm\377kki\377mmk\377oom\377\203\203|\377\200\200y\377\200\200y\377\202\202{\377`ba\377bdc\377fhg\377hih\377JLL\377LNN\377OQQ\377RTT\377`g\\\377[bW\377Z`Y\377bha\377vvu\377ppo\377ppo\377vvu\377\205\206\202\377\210\210\202\377\210\210\202\377\211\211\203\377gjf\377dfb\377egc\377fhd\377ffd\377gge\377"..., src=src@entry=0x7fffe01bbb90 "||z\377}}{\377}}{\377wwu\377}}{\377}}{\377~~|\377\177\177}\377{{y\377z|x\377wyu\377vxq\377xzs\377|~v\377}\177w\377y|q\377{\177r\377|\200s\377~\177u\377~\177u\377~\177u\377}~t\377zzs\377|\200u\377z~s\377y{s\377wyq\377xxr\377||v\377\207\204\201\377~{x\377|yv\377|zt\377~|v\377~~w\377}}v\377|\177t\377vvo\377xxq\377zzs\377}}v\377\200\201w\377\203\205y\377\203\205y\377\177\201u\377}\177s\377|}s\377}~t\377\201\201z\377\200\200y\377"..., dst_pitch=16384, src_pitch=16384, has_swizzling=false, tiling=ISL_TILING_Y0, copy_type=ISL_MEMCPY) at ../src/intel/isl/isl_tiled_memcpy_normal.c:44
No locals.
#4  0x00007fffdf9689a5 in isl_memcpy_linear_to_tiled (xt1=<optimized out>, xt2=<optimized out>, yt1=yt1@entry=0, yt2=yt2@entry=128, dst=dst@entry=0x7ffe61700000 "||z\377}}{\377}}{\377wwu\377fge\377fge\377dfb\377dfb\377`c_\377bba\377ddc\377iih\377[^Z\377\\_[\377]`\\\377]`\\\377nnm\377kki\377mmk\377oom\377\203\203|\377\200\200y\377\200\200y\377\202\202{\377`ba\377bdc\377fhg\377hih\377JLL\377LNN\377OQQ\377RTT\377`g\\\377[bW\377Z`Y\377bha\377vvu\377ppo\377ppo\377vvu\377\205\206\202\377\210\210\202\377\210\210\202\377\211\211\203\377gjf\377dfb\377egc\377fhd\377ffd\377gge\377"..., src=src@entry=0x7fffe01bbb90 "||z\377}}{\377}}{\377wwu\377}}{\377}}{\377~~|\377\177\177}\377{{y\377z|x\377wyu\377vxq\377xzs\377|~v\377}\177w\377y|q\377{\177r\377|\200s\377~\177u\377~\177u\377~\177u\377}~t\377zzs\377|\200u\377z~s\377y{s\377wyq\377xxr\377||v\377\207\204\201\377~{x\377|yv\377|zt\377~|v\377~~w\377}}v\377|\177t\377vvo\377xxq\377zzs\377}}v\377\200\201w\377\203\205y\377\203\205y\377\177\201u\377}\177s\377|}s\377}~t\377\201\201z\377\200\200y\377"..., dst_pitch=16384, src_pitch=16384, has_swizzling=<optimized out>, tiling=ISL_TILING_Y0, copy_type=ISL_MEMCPY) at ../src/intel/isl/isl.c:56
No locals.
#5  0x00007fffdf45cb56 in intel_texsubimage_tiled_memcpy (dims=2, zoffset=<optimized out>, depth=1, packing=0x5555560d5b30, pixels=0x7fffe01bbb90, type=5121, format=6408, height=128, width=4096, yoffset=0, xoffset=<optimized out>, texImage=0x7fff9837ab30, ctx=0x5555560cc0f0) at ../src/mesa/drivers/dri/i965/intel_tex_image.c:294
        devinfo = <optimized out>
        cpp = 4
        copy_type = ISL_MEMCPY
        map = 0x7ffe61700000
        level_x = 0
        brw = 0x5555560cc0f0
        image = 0x7fff9837ab30
        src_pitch = 16384
        bo = <optimized out>
        level = 0
        level_y = 0
        brw = <optimized out>
        devinfo = <optimized out>
        image = <optimized out>
        src_pitch = <optimized out>
        bo = <optimized out>
        cpp = <optimized out>
        copy_type = <optimized out>
        level = <optimized out>
        map = <optimized out>
        __func__ = "intel_texsubimage_tiled_memcpy"
        level_x = <optimized out>
        level_y = <optimized out>
        msg_id = 0
#6  intel_upload_tex (ctx=ctx@entry=0x5555560cc0f0, dims=dims@entry=2, texImage=texImage@entry=0x7fff9837ab30, xoffset=xoffset@entry=0, yoffset=yoffset@entry=0, zoffset=zoffset@entry=0, width=4096, height=128, depth=1, format=6408, type=5121, pixels=0x7fffe01bbb90, packing=0x5555560d5b30) at ../src/mesa/drivers/dri/i965/intel_tex_image.c:340
        brw = 0x5555560cc0f0
        mt = <optimized out>
        ok = <optimized out>
        tex_busy = <optimized out>
#7  0x00007fffdf45cf46 in intelTexImage (ctx=0x5555560cc0f0, dims=2, texImage=0x7fff9837ab30, format=6408, type=5121, pixels=0x7fffe01bbb90, unpack=0x5555560d5b30) at ../src/mesa/drivers/dri/i965/intel_tex_image.c:375
        __func__ = "intelTexImage"
#8  0x00007fffdf57580c in teximage (no_error=false, pixels=0x7fffe01bbb90, imageSize=0, type=5121, format=6408, border=0, depth=<optimized out>, height=<optimized out>, width=<optimized out>, internalFormat=<optimized out>, level=0, target=3553, texObj=0x555555e9f760, dims=2, compressed=0 '\000', ctx=0x5555560cc0f0) at ../src/mesa/main/teximage.c:3141
        face = 0
        texImage = 0x7fff9837ab30
        func = 0x7fffdfc4e438 "glTexImage"
        unpack = 0x5555560d5b30
        unpack_no_border = {Alignment = 1443770944, RowLength = 21845, SkipPixels = -545123310, SkipRows = 32767, ImageHeight = 1443770920, SkipImages = 21845, SwapBytes = 1 '\001', LsbFirst = 0 '\000', Invert = 0 '\000', CompressedBlockWidth = 3, CompressedBlockHeight = -1744098592, CompressedBlockDepth = 32767, CompressedBlockSize = -1182820592, BufferObj = 0x7fffe01b3b00}
        texFormat = MESA_FORMAT_R8G8B8A8_UNORM
        dimensionsOK = true
        sizeOK = <optimized out>
        func = <optimized out>
        unpack_no_border = <optimized out>
        unpack = <optimized out>
        texFormat = <optimized out>
        dimensionsOK = <optimized out>
        sizeOK = <optimized out>
        __func__ = <optimized out>
        texImage = <optimized out>
        face = <optimized out>
        texImage = <optimized out>
#9  teximage_err (ctx=0x5555560cc0f0, compressed=compressed@entry=0 '\000', dims=dims@entry=2, target=3553, level=0, internalFormat=<optimized out>, width=4096, height=128, depth=1, border=<optimized out>, format=6408, type=5121, imageSize=0, pixels=0x7fffe01bbb90) at ../src/mesa/main/teximage.c:3168
No locals.
#10 0x00007fffdf5775be in _mesa_TexImage2D (target=<optimized out>, level=<optimized out>, internalFormat=<optimized out>, width=<optimized out>, height=<optimized out>, border=<optimized out>, format=6408, type=5121, pixels=0x7fffe01bbb90) at ../src/mesa/main/teximage.c:3239
        ctx = <optimized out>
#11 0x00007fffcf5b70b7 in QOpenGLFunctions::glTexImage2D (this=0x7fff98473918, pixels=0x7fffe01bbb90, type=<optimized out>, format=<optimized out>, border=0, height=<optimized out>, width=<optimized out>, internalformat=<optimized out>, level=0, target=3553) at /usr/include/x86_64-linux-gnu/qt5/QtGui/qopenglfunctions.h:1027
No locals.
#12 VideoMaterial::bindTexture (this=0x7fff98473900, i=<optimized out>, data=<optimized out>) at ./src/elements/gstqtvideosink/painters/videomaterial.cpp:436
No locals.
#13 0x00007fffcf5b71d3 in VideoMaterial::bind (this=this@entry=0x7fff98473900) at ./src/elements/gstqtvideosink/painters/videomaterial.cpp:418
        info = {memory = 0x7fffe01b3b00, flags = GST_MAP_READ, data = 0x7fffe01b3b90 "W^\\\377T[X\377QXU\377QXU\377T[X\377O\\X\377O\\X\377N[W\377Q[X\377T^[\377V_\\\377V_\\\377Y`]\377Y`]\377[b_\377Z^\\\377[_]\377^`^\377^`^\377_`^\377_`^\377^_]\377^_]\377]^\\\377Z^^\377]aa\377`ba\377`ba\377^`_\377^^\\\377^^\\\377_^[\377]\\Y\377]\\Y\377_^[\377_^[\377]_[\377]_[\377]_[\377X_\\\377Y`]\377Yb_\377Zc`\377Ud`\377Sb^\377Sb^\377Tb\\\377Tb\\\377Yc^\377[e`\377"..., size = 1228800, maxsize = 1228807, user_data = {0x7fff9835ffa0, 0x7fff98473900, 0x7fff9835ffa8, 0x7fffb97f98f0}, _gst_reserved = {0x7fffb97f97a0, 0x21f0, 0x7fffdf596488 <_mesa_UniformMatrix4fv+40>, 0x4}}
        frame = 0x7fff5c01aa20
#14 0x00007fffcf5b7721 in VideoMaterialShader::updateState (this=0x7fff9835ffa0, state=..., newMaterial=0x7fff98473900, oldMaterial=<optimized out>) at ./src/elements/gstqtvideosink/painters/videomaterial.cpp:125
        material = 0x7fff98473900
#15 0x00007ffff7c6261e in QSGBatchRenderer::Renderer::renderMergedBatch (batch=0x7fff98360850, this=0x7fff98007690) at ../../include/QtQuick/5.12.5/QtQuick/private/../../../../../src/quick/scenegraph/coreapi/qsgrenderer_p.h:156
        gn = 0x7fff98a2a830
        sms = 0x7fff98360470
        g = <optimized out>
        attrNames = <optimized out>
        e = <optimized out>
        dirty = <optimized out>
        indexBase = 0x0
        indexBuf = <optimized out>
        material = 0x7fff98473900
        program = 0x7fff9835ffa0
        e = <optimized out>
        gn = <optimized out>
        dirty = <optimized out>
        indexBase = <optimized out>
        indexBuf = <optimized out>
        material = <optimized out>
        sms = <optimized out>
        program = <optimized out>
        g = <optimized out>
        attrNames = <optimized out>
        debug = <optimized out>
        i = <optimized out>
        draw = <optimized out>
        offset = <optimized out>
        j = <optimized out>
        a = <optimized out>
        normalize = <optimized out>
#16 QSGBatchRenderer::Renderer::renderMergedBatch (this=0x7fff98007690, batch=0x7fff98360850) at scenegraph/coreapi/qsgbatchrenderer.cpp:2236
        e = <optimized out>
        gn = <optimized out>
        dirty = <optimized out>
        indexBase = <optimized out>
        indexBuf = <optimized out>
        material = <optimized out>
        sms = <optimized out>
        program = <optimized out>
        g = <optimized out>
        attrNames = <optimized out>
        debug = <optimized out>
        i = <optimized out>
        draw = <optimized out>
        offset = <optimized out>
        j = <optimized out>
        a = <optimized out>
        normalize = <optimized out>
#17 0x00007ffff7c6403d in QSGBatchRenderer::Renderer::renderBatches (this=this@entry=0x7fff98007690) at scenegraph/coreapi/qsgbatchrenderer.cpp:2532
        b = <optimized out>
        i = 2
        r = <optimized out>
        renderOpaque = <optimized out>
        renderAlpha = 255
#18 0x00007ffff7c6a3e2 in QSGBatchRenderer::Renderer::render (this=<optimized out>) at scenegraph/coreapi/qsgbatchrenderer.cpp:2735
        timer = {t1 = -9223372036854775808, t2 = -9223372036854775808}
        timeRenderLists = 0
        timePrepareOpaque = 0
        timePrepareAlpha = 0
        timeSorting = 0
        timeUploadOpaque = 0
        timeUploadAlpha = 0
        largestVBO = <optimized out>
        largestIBO = 0
#19 0x00007ffff7c56a30 in QSGRenderer::renderScene (bindable=..., this=0x7fff98007690) at scenegraph/coreapi/qsgrenderer.cpp:244
        profileFrames = false
        bindTime = 0
        renderTime = 0
        profileFrames = <optimized out>
        bindTime = <optimized out>
        renderTime = <optimized out>
        count = <optimized out>
        enabled = <optimized out>
        i = <optimized out>
        qt_category_enabled = <optimized out>
#20 QSGRenderer::renderScene (this=0x7fff98007690, bindable=...) at scenegraph/coreapi/qsgrenderer.cpp:204
        profileFrames = <optimized out>
        bindTime = <optimized out>
        renderTime = <optimized out>
        count = <optimized out>
        enabled = <optimized out>
        i = <optimized out>
        qt_category_enabled = <optimized out>
#21 0x00007ffff7c56edb in QSGRenderer::renderScene (this=<optimized out>, fboId=<optimized out>) at scenegraph/coreapi/qsgrenderer.cpp:197
        bindable = warning: RTTI symbol for class 'QSGRenderer::renderScene(unsigned int)::B' is not a type
{<QSGBindable> = {_vptr.QSGBindable = 0x7ffff7f80258 <vtable for QSGRenderer::renderScene(unsigned int)::B+16>}, <No data fields>}
        bindable = <optimized out>
#22 0x00007ffff7c98520 in QSGDefaultRenderContext::renderNextFrame (this=0x555555ec0340, renderer=0x7fff98007690, fboId=<optimized out>) at scenegraph/qsgdefaultrendercontext.cpp:182
No locals.
#23 0x00007ffff7cfcfac in QQuickWindowPrivate::renderSceneGraph (this=this@entry=0x5555557c7c00, size=...) at items/qquickwindow.cpp:487
        fboId = <optimized out>
        devicePixelRatio = 1
        _qml_memory_scope = {static state = QQmlMemoryScope::Failed, pushed = false}
        q = <optimized out>
#24 0x00007ffff7ca4504 in QSGRenderThread::syncAndRender (this=this@entry=0x555555dbc800) at scenegraph/qsgthreadedrenderloop.cpp:646
        profileFrames = false
        waitTimer = {t1 = 1130, t2 = 169808614}
        d = 0x5555557c7c00
        repaintRequested = false
        syncRequested = <optimized out>
        exposeRequested = false
        current = <optimized out>
#25 0x00007ffff7ca8218 in QSGRenderThread::run (this=0x555555dbc800) at scenegraph/qsgthreadedrenderloop.cpp:730
No locals.
#26 0x00007ffff5c378d2 in QThreadPrivate::start (arg=0x555555dbc800) at thread/qthread_unix.cpp:361
        thr = 0x555555dbc800
        data = <optimized out>
        __clframe = {__cancel_routine = 0x7ffff5c36f90 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x555555dbc800, __do_it = 1, __cancel_type = <optimized out>}
#27 0x00007ffff4deefb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
        ret = <optimized out>
        pd = <optimized out>
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736305538816, 434268011109349788, 140737488344510, 140737488344511, 140736305538816, 140736305536768, -434132770047067748, -434247954127717988}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#28 0x00007ffff58bf2cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
Application: Kamoso (kamoso), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
futex_wait_cancelable (private=0, expected=0, futex_word=0x561fe1b893e4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
[Current thread is 1 (Thread 0x7fec3360f800 (LWP 3812))]

Thread 61 (Thread 0x7feb87fdf700 (LWP 3887)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7febbc503890, mutex=mutex@entry=0x7febbc503848) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7febbc503830) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3d50720) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 60 (Thread 0x7feb887e0700 (LWP 3886)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3d49b40, mutex=mutex@entry=0x561fe3d49b38) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3d49a10) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3d49a10, obj=obj@entry=0x7febbc503480) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3d49a10, obj=obj@entry=0x7febbc503480, late=late@entry=0x7feb887df6f0, step_end=step_end@entry=0x7feb887df6f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3d49a10, obj=obj@entry=0x7febbc503480, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3d49a10, pad=<optimized out>, obj=0x7febbc503480, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3ae4f80, type=type@entry=4112, data=data@entry=0x7febbc503480) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3d4cf60, type=type@entry=4112, data=data@entry=0x7febbc503480) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3d4cf60, buffer=0x7febbc503480) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3d4b580, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3d4cd10, type=type@entry=4112, data=data@entry=0x7febbc503360) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3d4cac0, type=type@entry=4112, data=data@entry=0x7febbc503360) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3d4cac0, buffer=0x7febbc503360) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3aeab60, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3d4c870, type=type@entry=4112, data=data@entry=0x7febbc503240) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3d4c620, type=type@entry=4112, data=data@entry=0x7febbc503240) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3d4c620, buffer=buffer@entry=0x7febbc503240) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe3d4c620) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febb0334cb0) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febbc02bde0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 59 (Thread 0x7feb88fe1700 (LWP 3885)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3ae1d60, mutex=mutex@entry=0x561fe3ae1d58) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3ae1c30) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3ae1c30, obj=obj@entry=0x7febb03346c0) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3ae1c30, obj=obj@entry=0x7febb03346c0, late=late@entry=0x7feb88fe06f0, step_end=step_end@entry=0x7feb88fe06f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3ae1c30, obj=obj@entry=0x7febb03346c0, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3ae1c30, pad=<optimized out>, obj=0x7febb03346c0, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3adcd30, type=type@entry=4112, data=data@entry=0x7febb03346c0) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3ae4d30, type=type@entry=4112, data=data@entry=0x7febb03346c0) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3ae4d30, buffer=0x7febb03346c0) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3adf6f0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3ae4ae0, type=type@entry=4112, data=data@entry=0x7febb03347e0) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3ae4890, type=type@entry=4112, data=data@entry=0x7febb03347e0) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3ae4890, buffer=0x7febb03347e0) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3ae38d0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3ae4640, type=type@entry=4112, data=data@entry=0x7febb0334900) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3ae43f0, type=type@entry=4112, data=data@entry=0x7febb0334900) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3ae43f0, buffer=buffer@entry=0x7febb0334900) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe3ae43f0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febb0289b90) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febb027e8a0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 58 (Thread 0x7feb897e2700 (LWP 3884)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3ae72f0, mutex=mutex@entry=0x561fe3ae72a8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x561fe3ae7290) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3d50ca0) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 57 (Thread 0x7feb89fe3700 (LWP 3883)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3ae70b0, mutex=mutex@entry=0x561fe3ae7068) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x561fe3ae7050) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3ac2e80) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 56 (Thread 0x7feb8a7e4700 (LWP 3882)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3ada5d0, mutex=mutex@entry=0x561fe3ada5c8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3ada4a0) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3ada4a0, obj=obj@entry=0x561fe3ae75a0) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3ada4a0, obj=obj@entry=0x561fe3ae75a0, late=late@entry=0x7feb8a7e36f0, step_end=step_end@entry=0x7feb8a7e36f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3ada4a0, obj=obj@entry=0x561fe3ae75a0, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3ada4a0, pad=<optimized out>, obj=0x561fe3ae75a0, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a98990, type=type@entry=4112, data=data@entry=0x561fe3ae75a0) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3adcae0, type=type@entry=4112, data=data@entry=0x561fe3ae75a0) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3adcae0, buffer=0x561fe3ae75a0) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3adaef0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3adc890, type=type@entry=4112, data=data@entry=0x561fe3ae75a0) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3adc640, type=type@entry=4112, data=data@entry=0x561fe3ae75a0) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3adc640, buffer=0x561fe3ae75a0) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3ad1b00, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3adc3f0, type=type@entry=4112, data=data@entry=0x561fe3ae76c0) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3adc1a0, type=type@entry=4112, data=data@entry=0x561fe3ae76c0) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3adc1a0, buffer=buffer@entry=0x561fe3ae76c0) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe3adc1a0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x561fe3ae7a70) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7feba40932d0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 55 (Thread 0x7feb8afe5700 (LWP 3881)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7fec2c00b650, mutex=mutex@entry=0x7fec2c00b608) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7fec2c00b5f0) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3ac2de0) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 54 (Thread 0x7feb8b7e6700 (LWP 3880)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3a939f0, mutex=mutex@entry=0x561fe3a939e8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3a938c0) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3a938c0, obj=obj@entry=0x7feba418b000) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3a938c0, obj=obj@entry=0x7feba418b000, late=late@entry=0x7feb8b7e56f0, step_end=step_end@entry=0x7feb8b7e56f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3a938c0, obj=obj@entry=0x7feba418b000, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3a938c0, pad=<optimized out>, obj=0x7feba418b000, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a84810, type=type@entry=4112, data=data@entry=0x7feba418b000) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a98740, type=type@entry=4112, data=data@entry=0x7feba418b000) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a98740, buffer=0x7feba418b000) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a9c2d0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a984f0, type=type@entry=4112, data=data@entry=0x7feba418b000) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a982a0, type=type@entry=4112, data=data@entry=0x7feba418b000) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a982a0, buffer=0x7feba418b000) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a9b190, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a98050, type=type@entry=4112, data=data@entry=0x7feba418b000) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a85ce0, type=type@entry=4112, data=data@entry=0x7feba418b000) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a85ce0, buffer=buffer@entry=0x7feba418b000) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe3a85ce0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7feba418b3b0) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7feba4092990) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 53 (Thread 0x7feb8bfe7700 (LWP 3879)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7fec2c00b410, mutex=mutex@entry=0x7fec2c00b3c8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7fec2c00b3b0) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3a8e630) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 52 (Thread 0x7feb8c7e8700 (LWP 3878)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3a79e80, mutex=mutex@entry=0x561fe3a79e78) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3a79d50) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3a79d50, obj=obj@entry=0x7fec2c00bc60) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3a79d50, obj=obj@entry=0x7fec2c00bc60, late=late@entry=0x7feb8c7e76f0, step_end=step_end@entry=0x7feb8c7e76f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3a79d50, obj=obj@entry=0x7fec2c00bc60, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3a79d50, pad=<optimized out>, obj=0x7fec2c00bc60, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a745d0, type=type@entry=4112, data=data@entry=0x7fec2c00bc60) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a845c0, type=type@entry=4112, data=data@entry=0x7fec2c00bc60) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a845c0, buffer=0x7fec2c00bc60) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a7eeb0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a84370, type=type@entry=4112, data=data@entry=0x7fec2c00bd80) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a84120, type=type@entry=4112, data=data@entry=0x7fec2c00bd80) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a84120, buffer=0x7fec2c00bd80) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a7e8d0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a75cf0, type=type@entry=4112, data=data@entry=0x7fec2c00bea0) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a75aa0, type=type@entry=4112, data=data@entry=0x7fec2c00bea0) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a75aa0, buffer=buffer@entry=0x7fec2c00bea0) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe3a75aa0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x561fe3acf290) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x561fe3a8e1e0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 51 (Thread 0x7feb8cfe9700 (LWP 3877)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7fec2c00b1d0, mutex=mutex@entry=0x7fec2c00b188) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7fec2c00b170) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3a49770) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 50 (Thread 0x7feb8d7ea700 (LWP 3876)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3a6df10, mutex=mutex@entry=0x561fe3a6df08) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3a6dde0) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3a6dde0, obj=obj@entry=0x7fec20395d80) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3a6dde0, obj=obj@entry=0x7fec20395d80, late=late@entry=0x7feb8d7e96f0, step_end=step_end@entry=0x7feb8d7e96f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3a6dde0, obj=obj@entry=0x7fec20395d80, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3a6dde0, pad=<optimized out>, obj=0x7fec20395d80, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a6a2e0, type=type@entry=4112, data=data@entry=0x7fec20395d80) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a74380, type=type@entry=4112, data=data@entry=0x7fec20395d80) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a74380, buffer=0x7fec20395d80) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a73aa0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a74130, type=type@entry=4112, data=data@entry=0x7fec20395c60) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a6bc50, type=type@entry=4112, data=data@entry=0x7fec20395c60) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a6bc50, buffer=0x7fec20395c60) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a705a0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a6ba00, type=type@entry=4112, data=data@entry=0x7fec20395b40) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a6b7b0, type=type@entry=4112, data=data@entry=0x7fec20395b40) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a6b7b0, buffer=buffer@entry=0x7fec20395b40) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe3a6b7b0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7fec203955f0) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7fec2037b720) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 49 (Thread 0x7feb8dfeb700 (LWP 3875)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3a61930, mutex=mutex@entry=0x561fe3a61928) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3a61800) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3a61800, obj=obj@entry=0x7fec20395000) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3a61800, obj=obj@entry=0x7fec20395000, late=late@entry=0x7feb8dfea6f0, step_end=step_end@entry=0x7feb8dfea6f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3a61800, obj=obj@entry=0x7fec20395000, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3a61800, pad=<optimized out>, obj=0x7fec20395000, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a5e1f0, type=type@entry=4112, data=data@entry=0x7fec20395000) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a6a090, type=type@entry=4112, data=data@entry=0x7fec20395000) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a6a090, buffer=0x7fec20395000) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a66c40, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a5fdb0, type=type@entry=4112, data=data@entry=0x7fec20395120) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a5fb60, type=type@entry=4112, data=data@entry=0x7fec20395120) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a5fb60, buffer=0x7fec20395120) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a66510, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a5f910, type=type@entry=4112, data=data@entry=0x7fec20395240) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a5f6c0, type=type@entry=4112, data=data@entry=0x7fec20395240) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a5f6c0, buffer=buffer@entry=0x7fec20395240) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe3a5f6c0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7fec1c0504d0) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7fec1c01d4a0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 48 (Thread 0x7feb8e7ec700 (LWP 3874)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7febfc035650, mutex=mutex@entry=0x7febfc035608) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7febfc0355f0) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3a6c000) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 47 (Thread 0x7feb8efed700 (LWP 3873)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3a3f540, mutex=mutex@entry=0x561fe3a3f538) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3a3f410) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3a3f410, obj=obj@entry=0x7fec04024ea0) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3a3f410, obj=obj@entry=0x7fec04024ea0, late=late@entry=0x7feb8efec6f0, step_end=step_end@entry=0x7feb8efec6f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3a3f410, obj=obj@entry=0x7fec04024ea0, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3a3f410, pad=<optimized out>, obj=0x7fec04024ea0, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febe01f3890, type=type@entry=4112, data=data@entry=0x7fec04024ea0) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febdc0317e0, type=type@entry=4112, data=data@entry=0x7fec04024ea0) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x7febdc0317e0, buffer=0x7fec04024ea0) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a445d0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febdc031590, type=type@entry=4112, data=data@entry=0x7fec1c050000) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febdc031340, type=type@entry=4112, data=data@entry=0x7fec1c050000) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x7febdc031340, buffer=0x7fec1c050000) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a41cf0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febdc0310f0, type=type@entry=4112, data=data@entry=0x7fec1c050120) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febdc030ea0, type=type@entry=4112, data=data@entry=0x7fec1c050120) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x7febdc030ea0, buffer=buffer@entry=0x7fec1c050120) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x7febdc030ea0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febf801f5f0) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febf80069e0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 46 (Thread 0x7feb8f7ee700 (LWP 3872)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7febfc035410, mutex=mutex@entry=0x7febfc0353c8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7febfc0353b0) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3a6c320) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 45 (Thread 0x7feb8ffef700 (LWP 3871)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3a4f320, mutex=mutex@entry=0x561fe3a4f318) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3a4f1f0) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3a4f1f0, obj=obj@entry=0x7fec040245a0) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3a4f1f0, obj=obj@entry=0x7fec040245a0, late=late@entry=0x7feb8ffee6f0, step_end=step_end@entry=0x7feb8ffee6f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3a4f1f0, obj=obj@entry=0x7fec040245a0, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3a4f1f0, pad=<optimized out>, obj=0x7fec040245a0, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febdc031a30, type=type@entry=4112, data=data@entry=0x7fec040245a0) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a4bb00, type=type@entry=4112, data=data@entry=0x7fec040245a0) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a4bb00, buffer=0x7fec040245a0) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a4e480, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a4b8b0, type=type@entry=4112, data=data@entry=0x7fec04024480) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a4b660, type=type@entry=4112, data=data@entry=0x7fec04024480) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a4b660, buffer=0x7fec04024480) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a529f0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a4b410, type=type@entry=4112, data=data@entry=0x7fec04024360) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a4b1c0, type=type@entry=4112, data=data@entry=0x7fec04024360) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a4b1c0, buffer=buffer@entry=0x7fec04024360) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe3a4b1c0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7fec00005cb0) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febfc01b0a0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 44 (Thread 0x7feb907f0700 (LWP 3870)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3a546f0, mutex=mutex@entry=0x561fe3a546e8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3a545c0) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3a545c0, obj=obj@entry=0x7febfc0357e0) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3a545c0, obj=obj@entry=0x7febfc0357e0, late=late@entry=0x7feb907ef6f0, step_end=step_end@entry=0x7feb907ef6f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3a545c0, obj=obj@entry=0x7febfc0357e0, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3a545c0, pad=<optimized out>, obj=0x7febfc0357e0, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a4bd50, type=type@entry=4112, data=data@entry=0x7febfc0357e0) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febf8019ca0, type=type@entry=4112, data=data@entry=0x7febfc0357e0) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x7febf8019ca0, buffer=0x7febfc0357e0) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a5c8e0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febf8019a50, type=type@entry=4112, data=data@entry=0x7febfc035900) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febf8019800, type=type@entry=4112, data=data@entry=0x7febfc035900) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x7febf8019800, buffer=0x7febfc035900) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a57830, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febf80195b0, type=type@entry=4112, data=data@entry=0x7febfc035a20) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febf8019360, type=type@entry=4112, data=data@entry=0x7febfc035a20) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x7febf8019360, buffer=buffer@entry=0x7febfc035a20) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x7febf8019360) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febfc035dd0) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7fec04007320) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 43 (Thread 0x7feb90ff1700 (LWP 3869)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7febdc03fd10, mutex=mutex@entry=0x7febdc03fcc8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7febdc03fcb0) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3a4c4f0) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 42 (Thread 0x7feb917f2700 (LWP 3868)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7febdc03ff50, mutex=mutex@entry=0x7febdc03ff08) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7febdc03fef0) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3a4c630) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 41 (Thread 0x7feb91ff3700 (LWP 3867)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe39d7b40, mutex=mutex@entry=0x561fe39d7b38) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe39d7a10) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe39d7a10, obj=obj@entry=0x7febf801fd80) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe39d7a10, obj=obj@entry=0x7febf801fd80, late=late@entry=0x7feb91ff26f0, step_end=step_end@entry=0x7feb91ff26f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe39d7a10, obj=obj@entry=0x7febf801fd80, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe39d7a10, pad=<optimized out>, obj=0x7febf801fd80, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe39aefb0, type=type@entry=4112, data=data@entry=0x7febf801fd80) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe39dafa0, type=type@entry=4112, data=data@entry=0x7febf801fd80) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe39dafa0, buffer=0x7febf801fd80) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe39a9db0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe39dad50, type=type@entry=4112, data=data@entry=0x7febf801fc60) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe39dab00, type=type@entry=4112, data=data@entry=0x7febf801fc60) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe39dab00, buffer=0x7febf801fc60) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe39d52f0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe39da8b0, type=type@entry=4112, data=data@entry=0x7febf801fb40) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe39da660, type=type@entry=4112, data=data@entry=0x7febf801fb40) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe39da660, buffer=buffer@entry=0x7febf801fb40) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe39da660) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febd45ba170) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febd407b1e0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 40 (Thread 0x7feb927f4700 (LWP 3866)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3a16380, mutex=mutex@entry=0x561fe3a16378) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3a16250) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3a16250, obj=obj@entry=0x7febf801f240) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3a16250, obj=obj@entry=0x7febf801f240, late=late@entry=0x7feb927f36f0, step_end=step_end@entry=0x7feb927f36f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3a16250, obj=obj@entry=0x7febf801f240, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3a16250, pad=<optimized out>, obj=0x7febf801f240, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a13610, type=type@entry=4112, data=data@entry=0x7febf801f240) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febe01f3640, type=type@entry=4112, data=data@entry=0x7febf801f240) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x7febe01f3640, buffer=0x7febf801f240) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a1c8e0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febe01f33f0, type=type@entry=4112, data=data@entry=0x7febf801f240) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febe01f31a0, type=type@entry=4112, data=data@entry=0x7febf801f240) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x7febe01f31a0, buffer=0x7febf801f240) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a19100, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febe01f2f50, type=type@entry=4112, data=data@entry=0x7febf801f240) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febe01f2d00, type=type@entry=4112, data=data@entry=0x7febf801f240) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x7febe01f2d00, buffer=buffer@entry=0x7febf801f240) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x7febe01f2d00) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febec0214d0) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febdc0272d0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 39 (Thread 0x7feb92ff5700 (LWP 3865)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7febec0211d0, mutex=mutex@entry=0x7febec021188) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7febec021170) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3a49540) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 38 (Thread 0x7feb937f6700 (LWP 3864)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7febd45baad0, mutex=mutex@entry=0x7febd45baa88) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7febd45baa70) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x7febd4084370) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 37 (Thread 0x7feb93ff7700 (LWP 3863)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3a0f340, mutex=mutex@entry=0x561fe3a0f338) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3a0f210) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3a0f210, obj=obj@entry=0x7febdc03f5a0) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3a0f210, obj=obj@entry=0x7febdc03f5a0, late=late@entry=0x7feb93ff66f0, step_end=step_end@entry=0x7feb93ff66f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3a0f210, obj=obj@entry=0x7febdc03f5a0, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3a0f210, pad=<optimized out>, obj=0x7febdc03f5a0, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febcc34b2c0, type=type@entry=4112, data=data@entry=0x7febdc03f5a0) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a133c0, type=type@entry=4112, data=data@entry=0x7febdc03f5a0) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a133c0, buffer=0x7febdc03f5a0) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a0b550, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a13170, type=type@entry=4112, data=data@entry=0x7febdc03f480) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a12f20, type=type@entry=4112, data=data@entry=0x7febdc03f480) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a12f20, buffer=0x7febdc03f480) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3a118d0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3a12cd0, type=type@entry=4112, data=data@entry=0x7febdc03f360) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3a12a80, type=type@entry=4112, data=data@entry=0x7febdc03f360) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3a12a80, buffer=buffer@entry=0x7febdc03f360) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe3a12a80) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febe01bcdd0) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febdc0269e0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 36 (Thread 0x7feb947f8700 (LWP 3862)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe39e0340, mutex=mutex@entry=0x561fe39e0338) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe39e0210) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe39e0210, obj=obj@entry=0x7febe01bca20) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe39e0210, obj=obj@entry=0x7febe01bca20, late=late@entry=0x7feb947f76f0, step_end=step_end@entry=0x7feb947f76f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe39e0210, obj=obj@entry=0x7febe01bca20, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe39e0210, pad=<optimized out>, obj=0x7febe01bca20, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe39db1f0, type=type@entry=4112, data=data@entry=0x7febe01bca20) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febcc34b070, type=type@entry=4112, data=data@entry=0x7febe01bca20) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x7febcc34b070, buffer=0x7febe01bca20) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe39e88d0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febcc34ae20, type=type@entry=4112, data=data@entry=0x7febe01bca20) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febcc34abd0, type=type@entry=4112, data=data@entry=0x7febe01bca20) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x7febcc34abd0, buffer=0x7febe01bca20) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe39e3ab0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febcc34a980, type=type@entry=4112, data=data@entry=0x7febe01bca20) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febcc34a730, type=type@entry=4112, data=data@entry=0x7febe01bca20) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x7febcc34a730, buffer=buffer@entry=0x7febe01bca20) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x7febcc34a730) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febe01bc290) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febe01e2590) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 35 (Thread 0x7feb94ff9700 (LWP 3861)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7febd45ba890, mutex=mutex@entry=0x7febd45ba848) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7febd45ba830) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x7febd4084230) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 34 (Thread 0x7feb957fa700 (LWP 3860)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe39d8410, mutex=mutex@entry=0x561fe39d83c8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x561fe39d83b0) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3a0a140) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 33 (Thread 0x7feb95ffb700 (LWP 3859)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe39d81d0, mutex=mutex@entry=0x561fe39d8188) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x561fe39d8170) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x7febc0260770) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 32 (Thread 0x7feb967fc700 (LWP 3858)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe39abd90, mutex=mutex@entry=0x561fe39abd88) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe39abc60) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe39abc60, obj=obj@entry=0x561fe39d8c60) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe39abc60, obj=obj@entry=0x561fe39d8c60, late=late@entry=0x7feb967fb6f0, step_end=step_end@entry=0x7feb967fb6f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe39abc60, obj=obj@entry=0x561fe39d8c60, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe39abc60, pad=<optimized out>, obj=0x561fe39d8c60, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3980d70, type=type@entry=4112, data=data@entry=0x561fe39d8c60) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe39aed60, type=type@entry=4112, data=data@entry=0x561fe39d8c60) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe39aed60, buffer=0x561fe39d8c60) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe39b00d0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe39aeb10, type=type@entry=4112, data=data@entry=0x561fe39d8c60) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe39ae8c0, type=type@entry=4112, data=data@entry=0x561fe39d8c60) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe39ae8c0, buffer=0x561fe39d8c60) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe39aa8c0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe39ae670, type=type@entry=4112, data=data@entry=0x561fe39d8c60) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe39ae420, type=type@entry=4112, data=data@entry=0x561fe39d8c60) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe39ae420, buffer=buffer@entry=0x561fe39d8c60) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe39ae420) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febcc359050) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febcc01cd90) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7feb96ffd700 (LWP 3857)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7febc0266f50, mutex=mutex@entry=0x7febc0266f08) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7febc0266ef0) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe39a3ca0) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 30 (Thread 0x7feb977fe700 (LWP 3856)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe397d080, mutex=mutex@entry=0x561fe397d078) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe397cf50) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe397cf50, obj=obj@entry=0x7febc0266360) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe397cf50, obj=obj@entry=0x7febc0266360, late=late@entry=0x7feb977fd510, step_end=step_end@entry=0x7feb977fd514) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe397cf50, obj=obj@entry=0x7febc0266360, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe397cf50, pad=<optimized out>, obj=0x7febc0266360, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe37825e0, type=type@entry=4112, data=data@entry=0x7febc0266360) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3980b20, type=type@entry=4112, data=data@entry=0x7febc0266360) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3980b20, buffer=0x7febc0266360) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe397f430, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe39808d0, type=type@entry=4112, data=data@entry=0x7febc0266480) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3980680, type=type@entry=4112, data=data@entry=0x7febc0266480) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3980680, buffer=0x7febc0266480) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe39820d0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3980430, type=type@entry=4112, data=data@entry=0x7febc0266480) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe39801e0, type=type@entry=4112, data=data@entry=0x7febc0266480) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe39801e0, buffer=0x7febc0266480) at gstpad.c:4702
#18 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe376dc70, buffer=<optimized out>) at gstbasetransform.c:2330
#19 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3783d00, type=type@entry=4112, data=data@entry=0x7febc02665a0) at gstpad.c:4327
#20 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3783ab0, type=type@entry=4112, data=data@entry=0x7febc02665a0) at gstpad.c:4583
#21 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3783ab0, buffer=buffer@entry=0x7febc02665a0) at gstpad.c:4702
#22 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe3783ab0) at gstimagefreeze.c:872
#23 0x00007fec39a062cf in gst_task_func (task=0x7febc0266950) at gsttask.c:328
#24 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#25 0x00007fec398abd0d in g_thread_proxy (data=0x7febc02604f0) at ../../../glib/gthread.c:805
#26 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#27 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7feb97fff700 (LWP 3855)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7febb02689b0, mutex=mutex@entry=0x7febb0268968) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7febb0268950) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3781680) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7feb9cff9700 (LWP 3854)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe376b650, mutex=mutex@entry=0x561fe376b648) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe376b520) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe376b520, obj=obj@entry=0x7febb80ad900) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe376b520, obj=obj@entry=0x7febb80ad900, late=late@entry=0x7feb9cff86f0, step_end=step_end@entry=0x7feb9cff86f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe376b520, obj=obj@entry=0x7febb80ad900, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe376b520, pad=<optimized out>, obj=0x7febb80ad900, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe39062d0, type=type@entry=4112, data=data@entry=0x7febb80ad900) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3782390, type=type@entry=4112, data=data@entry=0x7febb80ad900) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3782390, buffer=0x7febb80ad900) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe39090d0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3782140, type=type@entry=4112, data=data@entry=0x7febb80ad900) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3907c40, type=type@entry=4112, data=data@entry=0x7febb80ad900) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3907c40, buffer=0x7febb80ad900) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe377d9c0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe39079f0, type=type@entry=4112, data=data@entry=0x7febb80ad7e0) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe39077a0, type=type@entry=4112, data=data@entry=0x7febb80ad7e0) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe39077a0, buffer=buffer@entry=0x7febb80ad7e0) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe39077a0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febb80ad290) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febb801e450) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7feb9d7fa700 (LWP 3853)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7febb0268770, mutex=mutex@entry=0x7febb0268728) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7febb0268710) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x7febb0262230) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7feb9dffb700 (LWP 3852)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3901d40, mutex=mutex@entry=0x561fe3901d38) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3901c10) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3901c10, obj=obj@entry=0x7febb0268b40) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3901c10, obj=obj@entry=0x7febb0268b40, late=late@entry=0x7feb9dffa6f0, step_end=step_end@entry=0x7feb9dffa6f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3901c10, obj=obj@entry=0x7febb0268b40, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3901c10, pad=<optimized out>, obj=0x7febb0268b40, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe38fe0f0, type=type@entry=4112, data=data@entry=0x7febb0268b40) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3906080, type=type@entry=4112, data=data@entry=0x7febb0268b40) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3906080, buffer=0x7febb0268b40) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe377b8d0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe38ffcb0, type=type@entry=4112, data=data@entry=0x7febb0268c60) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe38ffa60, type=type@entry=4112, data=data@entry=0x7febb0268c60) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe38ffa60, buffer=0x7febb0268c60) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe39028d0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe38ff810, type=type@entry=4112, data=data@entry=0x7febb0268d80) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe38ff5c0, type=type@entry=4112, data=data@entry=0x7febb0268d80) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe38ff5c0, buffer=buffer@entry=0x7febb0268d80) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe38ff5c0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febb027a170) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febb02619e0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7feb9e7fc700 (LWP 3851)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7feba0023ad0, mutex=mutex@entry=0x7feba0023a88) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7feba0023a70) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3759320) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7feb9effd700 (LWP 3850)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe375b0a0, mutex=mutex@entry=0x561fe375b098) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe375af70) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe375af70, obj=obj@entry=0x7feba40986c0) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe375af70, obj=obj@entry=0x7feba40986c0, late=late@entry=0x7feb9effc6f0, step_end=step_end@entry=0x7feb9effc6f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe375af70, obj=obj@entry=0x7feba40986c0, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe375af70, pad=<optimized out>, obj=0x7feba40986c0, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe373fcd0, type=type@entry=4112, data=data@entry=0x7feba40986c0) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3761da0, type=type@entry=4112, data=data@entry=0x7feba40986c0) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x561fe3761da0, buffer=0x7feba40986c0) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe377a8d0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3761b50, type=type@entry=4112, data=data@entry=0x7feba40985a0) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3761900, type=type@entry=4112, data=data@entry=0x7feba40985a0) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3761900, buffer=0x7feba40985a0) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe37778e0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe37616b0, type=type@entry=4112, data=data@entry=0x7feba4098480) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe3761460, type=type@entry=4112, data=data@entry=0x7feba4098480) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe3761460, buffer=buffer@entry=0x7feba4098480) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe3761460) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7feb98149ef0) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7feb981334a0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7febacff9700 (LWP 3847)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x7feba0023d10, mutex=mutex@entry=0x7feba0023cc8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x7feba0023cb0) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3759450) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7febd2ffd700 (LWP 3836)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3d565d0, mutex=mutex@entry=0x561fe3d565c8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe3d564a0) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe3d564a0, obj=obj@entry=0x7febc0002480) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe3d564a0, obj=obj@entry=0x7febc0002480, late=late@entry=0x7febd2ffc6f0, step_end=step_end@entry=0x7febd2ffc6f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe3d564a0, obj=obj@entry=0x7febc0002480, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe3d564a0, pad=<optimized out>, obj=0x7febc0002480, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe3d4d1b0, type=type@entry=4112, data=data@entry=0x7febc0002480) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febbc4f5a20, type=type@entry=4112, data=data@entry=0x7febc0002480) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x7febbc4f5a20, buffer=0x7febc0002480) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3307170, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febbc4f57d0, type=type@entry=4112, data=data@entry=0x7febc00025a0) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febbc4f5580, type=type@entry=4112, data=data@entry=0x7febc00025a0) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x7febbc4f5580, buffer=0x7febc00025a0) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3d539e0, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x7febbc4f5330, type=type@entry=4112, data=data@entry=0x7febc0002480) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7febbc4f50e0, type=type@entry=4112, data=data@entry=0x7febc0002480) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x7febbc4f50e0, buffer=buffer@entry=0x7febc0002480) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x7febbc4f50e0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7febc028a950) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x7febd407ccf0) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7febd3fff700 (LWP 3834)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe341c9c0, mutex=mutex@entry=0x561fe341c9b8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec28052b1b in gst_base_sink_wait_preroll (sink=sink@entry=0x561fe341c890) at gstbasesink.c:2370
#3  0x00007fec28053081 in gst_base_sink_do_preroll (sink=sink@entry=0x561fe341c890, obj=obj@entry=0x7febd40806c0) at gstbasesink.c:2464
#4  0x00007fec28053831 in gst_base_sink_do_sync (basesink=basesink@entry=0x561fe341c890, obj=obj@entry=0x7febd40806c0, late=late@entry=0x7febd3ffe6f0, step_end=step_end@entry=0x7febd3ffe6f4) at gstbasesink.c:2667
#5  0x00007fec28054e7d in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x561fe341c890, obj=obj@entry=0x7febd40806c0, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3616
#6  0x00007fec28056110 in gst_base_sink_chain_main (basesink=0x561fe341c890, pad=<optimized out>, obj=0x7febd40806c0, is_list=0) at gstbasesink.c:3775
#7  0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe373e110, type=type@entry=4112, data=data@entry=0x7febd40806c0) at gstpad.c:4327
#8  0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x7feba8014660, type=type@entry=4112, data=data@entry=0x7febd40806c0) at gstpad.c:4583
#9  0x00007fec399d8823 in gst_pad_push (pad=0x7feba8014660, buffer=0x7febd40806c0) at gstpad.c:4702
#10 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe335b9f0, buffer=<optimized out>) at gstbasetransform.c:2330
#11 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe38fe7e0, type=type@entry=4112, data=data@entry=0x561fe33dfb40) at gstpad.c:4327
#12 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe38fea30, type=type@entry=4112, data=data@entry=0x561fe33dfb40) at gstpad.c:4583
#13 0x00007fec399d8823 in gst_pad_push (pad=0x561fe38fea30, buffer=0x561fe33dfb40) at gstpad.c:4702
#14 0x00007fec28060750 in gst_base_transform_chain (pad=<optimized out>, parent=0x561fe3420880, buffer=<optimized out>) at gstbasetransform.c:2330
#15 0x00007fec399cfb0f in gst_pad_chain_data_unchecked (pad=pad@entry=0x561fe373f390, type=type@entry=4112, data=data@entry=0x7febd40806c0) at gstpad.c:4327
#16 0x00007fec399d1b71 in gst_pad_push_data (pad=pad@entry=0x561fe373eca0, type=type@entry=4112, data=data@entry=0x7febd40806c0) at gstpad.c:4583
#17 0x00007fec399d8823 in gst_pad_push (pad=0x561fe373eca0, buffer=buffer@entry=0x7febd40806c0) at gstpad.c:4702
#18 0x00007fec155c6b71 in gst_image_freeze_src_loop (pad=0x561fe373eca0) at gstimagefreeze.c:872
#19 0x00007fec39a062cf in gst_task_func (task=0x7feb98149950) at gsttask.c:328
#20 0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#21 0x00007fec398abd0d in g_thread_proxy (data=0x561fe1559850) at ../../../glib/gthread.c:805
#22 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#23 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7febe95eb700 (LWP 3832)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce392 in g_cond_wait_until (cond=cond@entry=0x561fe13dc5c8, mutex=mutex@entry=0x561fe13dc5c0, end_time=end_time@entry=1756220735) at ../../../glib/gthread-posix.c:1470
#2  0x00007fec398544a1 in g_async_queue_pop_intern_unlocked (queue=queue@entry=0x561fe13dc5c0, wait=wait@entry=1, end_time=end_time@entry=1756220735) at ../../../glib/gasyncqueue.c:422
#3  0x00007fec39854a92 in g_async_queue_timeout_pop (queue=0x561fe13dc5c0, timeout=timeout@entry=15000000) at ../../../glib/gasyncqueue.c:545
#4  0x00007fec398ac4a9 in g_thread_pool_wait_for_new_pool () at ../../../glib/gthreadpool.c:168
#5  g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:365
#6  0x00007fec398abd0d in g_thread_proxy (data=0x561fe33d90f0) at ../../../glib/gthread.c:805
#7  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7febe9dec700 (LWP 3831)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe376aad0, mutex=mutex@entry=0x561fe376aa88) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x561fe376aa70) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x7febf00045e0) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7febeaffd700 (LWP 3830)):
[KCrash Handler]
#7  0x00007fec2a52ca88 in linear_to_ytiled (mem_copy_align16=<optimized out>, mem_copy=<optimized out>, swizzle_bit=0, src_pitch=20, src=0x7feba858417c "", dst=0x7fec141b6000 "", y3=32, y0=1, x3=20, x2=16, x1=0, x0=0) at ../src/intel/isl/isl_tiled_memcpy.c:367
#8  linear_to_ytiled_faster (x0=0, x1=0, x2=16, x3=20, y0=y0@entry=0, y1=y1@entry=32, dst=0x7fec141b6000 "", src=0x7feba858417c "", src_pitch=20, swizzle_bit=<optimized out>, copy_type=ISL_MEMCPY) at ../src/intel/isl/isl_tiled_memcpy.c:694
#9  0x00007fec2a52f698 in intel_linear_to_tiled (copy_type=ISL_MEMCPY, tiling=ISL_TILING_Y0, has_swizzling=false, src_pitch=20, dst_pitch=128, src=<optimized out>, dst=<optimized out>, yt2=5123, yt1=0, xt2=20, xt1=0) at ../src/intel/isl/isl_tiled_memcpy.c:899
#10 _isl_memcpy_linear_to_tiled (xt1=0, xt2=20, yt1=yt1@entry=0, yt2=yt2@entry=5123, dst=dst@entry=0x7fec141b6000 "", src=src@entry=0x7feba858417c "", dst_pitch=128, src_pitch=20, has_swizzling=false, tiling=ISL_TILING_Y0, copy_type=ISL_MEMCPY) at ../src/intel/isl/isl_tiled_memcpy_normal.c:44
#11 0x00007fec2a51f9a5 in isl_memcpy_linear_to_tiled (xt1=<optimized out>, xt2=<optimized out>, yt1=yt1@entry=0, yt2=yt2@entry=5123, dst=dst@entry=0x7fec141b6000 "", src=src@entry=0x7feba858417c "", dst_pitch=128, src_pitch=20, has_swizzling=<optimized out>, tiling=ISL_TILING_Y0, copy_type=ISL_MEMCPY) at ../src/intel/isl/isl.c:56
#12 0x00007fec2a013b56 in intel_texsubimage_tiled_memcpy (dims=2, zoffset=<optimized out>, depth=1, packing=0x561fe1e65e30, pixels=0x7feba858417c, type=5121, format=6408, height=5123, width=5, yoffset=0, xoffset=<optimized out>, texImage=0x7febe017de70, ctx=0x561fe1e5c3f0) at ../src/mesa/drivers/dri/i965/intel_tex_image.c:294
#13 intel_upload_tex (ctx=ctx@entry=0x561fe1e5c3f0, dims=dims@entry=2, texImage=texImage@entry=0x7febe017de70, xoffset=xoffset@entry=0, yoffset=yoffset@entry=0, zoffset=zoffset@entry=0, width=5, height=5123, depth=1, format=6408, type=5121, pixels=0x7feba858417c, packing=0x561fe1e65e30) at ../src/mesa/drivers/dri/i965/intel_tex_image.c:340
#14 0x00007fec2a013f46 in intelTexImage (ctx=0x561fe1e5c3f0, dims=2, texImage=0x7febe017de70, format=6408, type=5121, pixels=0x7feba858417c, unpack=0x561fe1e65e30) at ../src/mesa/drivers/dri/i965/intel_tex_image.c:375
#15 0x00007fec2a12c80c in teximage (no_error=false, pixels=0x7feba858417c, imageSize=0, type=5121, format=6408, border=0, depth=<optimized out>, height=<optimized out>, width=<optimized out>, internalFormat=<optimized out>, level=0, target=3553, texObj=0x561fe1a37790, dims=2, compressed=0 '\000', ctx=0x561fe1e5c3f0) at ../src/mesa/main/teximage.c:3141
#16 teximage_err (ctx=0x561fe1e5c3f0, compressed=compressed@entry=0 '\000', dims=dims@entry=2, target=3553, level=0, internalFormat=<optimized out>, width=5, height=5123, depth=1, border=<optimized out>, format=6408, type=5121, imageSize=0, pixels=0x7feba858417c) at ../src/mesa/main/teximage.c:3168
#17 0x00007fec2a12e5be in _mesa_TexImage2D (target=<optimized out>, level=<optimized out>, internalFormat=<optimized out>, width=<optimized out>, height=<optimized out>, border=<optimized out>, format=6408, type=5121, pixels=0x7feba858417c) at ../src/mesa/main/teximage.c:3239
#18 0x00007fec156cb0b7 in QOpenGLFunctions::glTexImage2D (this=0x7febe01dea98, pixels=0x7feba858417c, type=<optimized out>, format=<optimized out>, border=0, height=<optimized out>, width=<optimized out>, internalformat=<optimized out>, level=0, target=3553) at /usr/include/x86_64-linux-gnu/qt5/QtGui/qopenglfunctions.h:1027
#19 VideoMaterial::bindTexture (this=0x7febe01dea80, i=<optimized out>, data=<optimized out>) at ./src/elements/gstqtvideosink/painters/videomaterial.cpp:436
#20 0x00007fec156cb1d3 in VideoMaterial::bind (this=this@entry=0x7febe01dea80) at ./src/elements/gstqtvideosink/painters/videomaterial.cpp:418
#21 0x00007fec156cb721 in VideoMaterialShader::updateState (this=0x7febe013fa60, state=..., newMaterial=0x7febe01dea80, oldMaterial=<optimized out>) at ./src/elements/gstqtvideosink/painters/videomaterial.cpp:125
#22 0x00007fec39d7661e in QSGBatchRenderer::Renderer::renderMergedBatch (batch=0x7febe02732f0, this=0x7febe0007690) at ../../include/QtQuick/5.12.5/QtQuick/private/../../../../../src/quick/scenegraph/coreapi/qsgrenderer_p.h:156
#23 QSGBatchRenderer::Renderer::renderMergedBatch (this=0x7febe0007690, batch=0x7febe02732f0) at scenegraph/coreapi/qsgbatchrenderer.cpp:2236
#24 0x00007fec39d7803d in QSGBatchRenderer::Renderer::renderBatches (this=this@entry=0x7febe0007690) at scenegraph/coreapi/qsgbatchrenderer.cpp:2532
#25 0x00007fec39d7e3e2 in QSGBatchRenderer::Renderer::render (this=<optimized out>) at scenegraph/coreapi/qsgbatchrenderer.cpp:2735
#26 0x00007fec39d6aa30 in QSGRenderer::renderScene (bindable=..., this=0x7febe0007690) at scenegraph/coreapi/qsgrenderer.cpp:244
#27 QSGRenderer::renderScene (this=0x7febe0007690, bindable=...) at scenegraph/coreapi/qsgrenderer.cpp:204
#28 0x00007fec39d6aedb in QSGRenderer::renderScene (this=<optimized out>, fboId=<optimized out>) at scenegraph/coreapi/qsgrenderer.cpp:197
#29 0x00007fec39dac520 in QSGDefaultRenderContext::renderNextFrame (this=0x561fe1c5da80, renderer=0x7febe0007690, fboId=<optimized out>) at scenegraph/qsgdefaultrendercontext.cpp:182
#30 0x00007fec39e10fac in QQuickWindowPrivate::renderSceneGraph (this=this@entry=0x561fe14b5530, size=...) at items/qquickwindow.cpp:487
#31 0x00007fec39db8504 in QSGRenderThread::syncAndRender (this=this@entry=0x561fe1b265f0) at scenegraph/qsgthreadedrenderloop.cpp:646
#32 0x00007fec39dbc218 in QSGRenderThread::run (this=0x561fe1b265f0) at scenegraph/qsgthreadedrenderloop.cpp:730
#33 0x00007fec37d4b8d2 in QThreadPrivate::start (arg=0x561fe1b265f0) at thread/qthread_unix.cpp:361
#34 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#35 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7febeb7fe700 (LWP 3829)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3065d10, mutex=mutex@entry=0x561fe3065cc8) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x561fe3065cb0) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3130370) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7febebfff700 (LWP 3828)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=0x561fe19baca0, mutex=0x561fe19bacb0) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec14999d17 in ?? () from /lib/x86_64-linux-gnu/libgstapp-1.0.so.0
#3  0x00007fec280588ad in gst_base_src_get_range (src=src@entry=0x561fe19bae70, offset=offset@entry=0, length=<optimized out>, buf=buf@entry=0x7febebffecd8) at gstbasesrc.c:2527
#4  0x00007fec2805b974 in gst_base_src_loop (pad=0x561fe307b320) at gstbasesrc.c:2851
#5  0x00007fec39a062cf in gst_task_func (task=0x561fe3065b90) at gsttask.c:328
#6  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#7  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3130720) at ../../../glib/gthread.c:805
#8  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fec0cff9700 (LWP 3827)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe3065ad0, mutex=mutex@entry=0x561fe3065a88) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec39a064cf in gst_task_func (task=0x561fe3065a70) at gsttask.c:313
#3  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#4  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3148140) at ../../../glib/gthread.c:805
#5  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fec0d7fa700 (LWP 3826)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe30b4f30, mutex=mutex@entry=0x561fe30b4f20) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec1568fb86 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1525
#3  0x00007fec39a062cf in gst_task_func (task=0x561fe3065950) at gsttask.c:328
#4  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#5  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3130630) at ../../../glib/gthread.c:805
#6  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#7  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fec0dffb700 (LWP 3825)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe30b4930, mutex=mutex@entry=0x561fe30b4920) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec1568fb86 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1525
#3  0x00007fec39a062cf in gst_task_func (task=0x561fe3065830) at gsttask.c:328
#4  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#5  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3087190) at ../../../glib/gthread.c:805
#6  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#7  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fec0e7fc700 (LWP 3824)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe30b4c30, mutex=mutex@entry=0x561fe30b4c20) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec1568fb86 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1525
#3  0x00007fec39a062cf in gst_task_func (task=0x561fe3065710) at gsttask.c:328
#4  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#5  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3148230) at ../../../glib/gthread.c:805
#6  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#7  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fec0effd700 (LWP 3823)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe30b4630, mutex=mutex@entry=0x561fe30b4620) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec1568fb86 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1525
#3  0x00007fec39a062cf in gst_task_func (task=0x561fe30655f0) at gsttask.c:328
#4  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#5  0x00007fec398abd0d in g_thread_proxy (data=0x561fe3148280) at ../../../glib/gthread.c:805
#6  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#7  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fec0f7fe700 (LWP 3822)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe30b5530, mutex=mutex@entry=0x561fe30b5520) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec1568fb86 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1525
#3  0x00007fec39a062cf in gst_task_func (task=0x561fe30654d0) at gsttask.c:328
#4  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#5  0x00007fec398abd0d in g_thread_proxy (data=0x561fe31480f0) at ../../../glib/gthread.c:805
#6  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#7  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fec0ffff700 (LWP 3821)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fec398ce26f in g_cond_wait (cond=cond@entry=0x561fe30b5230, mutex=mutex@entry=0x561fe30b5220) at ../../../glib/gthread-posix.c:1422
#2  0x00007fec1568fb86 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1525
#3  0x00007fec39a062cf in gst_task_func (task=0x561fe30653b0) at gsttask.c:328
#4  0x00007fec398ac404 in g_thread_pool_thread_proxy (data=<optimized out>) at ../../../glib/gthreadpool.c:308
#5  0x00007fec398abd0d in g_thread_proxy (data=0x561fe31304a0) at ../../../glib/gthread.c:805
#6  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#7  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fec16a58700 (LWP 3820)):
#0  0x00007fec398ce139 in g_mutex_lock (mutex=mutex@entry=0x561fe18360f0) at ../../../glib/gthread-posix.c:1363
#1  0x00007fec39882294 in g_main_context_release (context=0x561fe18360f0) at ../../../glib/gmain.c:3279
#2  0x00007fec39883059 in g_main_context_iterate (context=0x561fe18360f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:3919
#3  0x00007fec39883403 in g_main_loop_run (loop=0x561fe182b400) at ../../../glib/gmain.c:4111
#4  0x00007fec3001c972 in provider_thread (data=0x561fe163cc30) at gstv4l2deviceprovider.c:403
#5  0x00007fec398abd0d in g_thread_proxy (data=0x561fe160ec00) at ../../../glib/gthread.c:805
#6  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#7  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fec17fff700 (LWP 3819)):
#0  0x00007fec379c8d17 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fec3988309e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fec10005260, timeout=<optimized out>, context=0x7fec10000bf0) at ../../../glib/gmain.c:4216
#2  g_main_context_iterate (context=context@entry=0x7fec10000bf0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:3912
#3  0x00007fec398831bf in g_main_context_iteration (context=0x7fec10000bf0, may_block=may_block@entry=1) at ../../../glib/gmain.c:3978
#4  0x00007fec37f6080b in QEventDispatcherGlib::processEvents (this=0x7fec10000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fec37f0971b in QEventLoop::exec (this=this@entry=0x7fec17ffed80, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007fec37d4a751 in QThread::exec (this=this@entry=0x561fe1651de0) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007fec3963c835 in QQmlThreadPrivate::run (this=0x561fe1651de0) at qml/ftw/qqmlthread.cpp:148
#8  0x00007fec37d4b8d2 in QThreadPrivate::start (arg=0x561fe1651de0) at thread/qthread_unix.cpp:361
#9  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fec293b1700 (LWP 3818)):
#0  0x00007fec3a0f7308 in _dl_update_slotinfo (req_modid=1) at ../elf/dl-tls.c:651
#1  0x00007fec3a0f74dc in update_get_addr (ti=0x7fec381c0670) at ../elf/dl-tls.c:799
#2  0x00007fec3a0fc428 in __tls_get_addr () at ../sysdeps/x86_64/tls_get_addr.S:55
#3  0x00007fec37d4ade6 in get_thread_data () at thread/qthread_unix.cpp:239
#4  QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:239
#5  0x00007fec37f606da in postEventSourcePrepare (s=0x7fec1c004b80, timeout=timeout@entry=0x7fec293b0bb4) at kernel/qeventdispatcher_glib.cpp:252
#6  0x00007fec3988261f in g_main_context_prepare (context=context@entry=0x7fec1c000bf0, priority=priority@entry=0x7fec293b0c40) at ../../../glib/gmain.c:3489
#7  0x00007fec39882fcb in g_main_context_iterate (context=context@entry=0x7fec1c000bf0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:3897
#8  0x00007fec398831bf in g_main_context_iteration (context=0x7fec1c000bf0, may_block=may_block@entry=1) at ../../../glib/gmain.c:3978
#9  0x00007fec37f6080b in QEventDispatcherGlib::processEvents (this=0x7fec1c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#10 0x00007fec37f0971b in QEventLoop::exec (this=this@entry=0x7fec293b0d80, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#11 0x00007fec37d4a751 in QThread::exec (this=this@entry=0x561fe167d050) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#12 0x00007fec3963c835 in QQmlThreadPrivate::run (this=0x561fe167d050) at qml/ftw/qqmlthread.cpp:148
#13 0x00007fec37d4b8d2 in QThreadPrivate::start (arg=0x561fe167d050) at thread/qthread_unix.cpp:361
#14 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#15 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fec29bb2700 (LWP 3817)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x561fe146f6cc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x561fe146f678, cond=0x561fe146f6a0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x561fe146f6a0, mutex=0x561fe146f678) at pthread_cond_wait.c:655
#3  0x00007fec2a3d93eb in cnd_wait (mtx=0x561fe146f678, cond=0x561fe146f6a0) at ../include/c11/threads_posix.h:155
#4  util_queue_thread_func (input=input@entry=0x561fe169dba0) at ../src/util/u_queue.c:272
#5  0x00007fec2a3d9007 in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87
#6  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#7  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fec2bfff700 (LWP 3816)):
#0  g_mutex_unlock (mutex=0x7fec20000bf0) at ../../../glib/gthread-posix.c:1375
#1  0x00007fec39882611 in g_main_context_prepare (context=context@entry=0x7fec20000bf0, priority=priority@entry=0x7fec2bffec40) at ../../../glib/gmain.c:3487
#2  0x00007fec39882fcb in g_main_context_iterate (context=context@entry=0x7fec20000bf0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:3897
#3  0x00007fec398831bf in g_main_context_iteration (context=0x7fec20000bf0, may_block=may_block@entry=1) at ../../../glib/gmain.c:3978
#4  0x00007fec37f6080b in QEventDispatcherGlib::processEvents (this=0x7fec20000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fec37f0971b in QEventLoop::exec (this=this@entry=0x7fec2bffed80, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007fec37d4a751 in QThread::exec (this=this@entry=0x561fe1623f60) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007fec3963c835 in QQmlThreadPrivate::run (this=0x561fe1623f60) at qml/ftw/qqmlthread.cpp:148
#8  0x00007fec37d4b8d2 in QThreadPrivate::start (arg=0x561fe1623f60) at thread/qthread_unix.cpp:361
#9  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fec318f0700 (LWP 3814)):
#0  __GI___libc_read (nbytes=16, buf=0x7fec318efb60, fd=7) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=7, buf=buf@entry=0x7fec318efb60, nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fec398c9d4f in read (__nbytes=16, __buf=0x7fec318efb60, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#3  g_wakeup_acknowledge (wakeup=0x7fec2c001bb0) at ../../../glib/gwakeup.c:210
#4  0x00007fec39882bee in g_main_context_check (context=context@entry=0x7fec24000bf0, max_priority=2147483647, fds=fds@entry=0x7fec24011300, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3695
#5  0x00007fec39883042 in g_main_context_iterate (context=context@entry=0x7fec24000bf0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:3914
#6  0x00007fec398831bf in g_main_context_iteration (context=0x7fec24000bf0, may_block=may_block@entry=1) at ../../../glib/gmain.c:3978
#7  0x00007fec37f6080b in QEventDispatcherGlib::processEvents (this=0x7fec24000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#8  0x00007fec37f0971b in QEventLoop::exec (this=this@entry=0x7fec318efd70, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#9  0x00007fec37d4a751 in QThread::exec (this=this@entry=0x7fec36fc8d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#10 0x00007fec36f474e6 in QDBusConnectionManager::run (this=0x7fec36fc8d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178
#11 0x00007fec37d4b8d2 in QThreadPrivate::start (arg=0x7fec36fc8d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:361
#12 0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#13 0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fec325f4700 (LWP 3813)):
#0  0x00007fec379c8d0f in __GI___poll (fds=fds@entry=0x7fec325f3ca8, nfds=nfds@entry=1, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fec36210cf7 in poll (__timeout=-1, __nfds=1, __fds=0x7fec325f3ca8) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  _xcb_conn_wait (c=c@entry=0x561fe1349ce0, cond=cond@entry=0x561fe1349d20, vector=vector@entry=0x0, count=count@entry=0x0) at ../../src/xcb_conn.c:479
#3  0x00007fec3621291a in xcb_wait_for_event (c=c@entry=0x561fe1349ce0) at ../../src/xcb_in.c:697
#4  0x00007fec331decd0 in QXcbEventQueue::run (this=0x561fe133a580) at qxcbeventqueue.cpp:228
#5  0x00007fec37d4b8d2 in QThreadPrivate::start (arg=0x561fe133a580) at thread/qthread_unix.cpp:361
#6  0x00007fec36f02fb7 in start_thread (arg=<optimized out>) at pthread_create.c:486
#7  0x00007fec379d32cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fec3360f800 (LWP 3812)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x561fe1b893e4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x561fe1b89390, cond=0x561fe1b893b8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x561fe1b893b8, mutex=0x561fe1b89390) at pthread_cond_wait.c:655
#3  0x00007fec37d517ef in QWaitConditionPrivate::wait (deadline=..., this=0x561fe1b89390) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x561fe1b26630, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007fec37d518d9 in QWaitCondition::wait (this=0x561fe1b26638, mutex=0x561fe1b26630, time=time@entry=18446744073709551615) at ../../include/QtCore/../../src/corelib/kernel/qdeadlinetimer.h:68
#6  0x00007fec39dba602 in QSGThreadedRenderLoop::polishAndSync (this=this@entry=0x561fe188eac0, w=0x561fe1936840, inExpose=inExpose@entry=false) at scenegraph/qsgthreadedrenderloop.cpp:1217
#7  0x00007fec39dbb1dc in QSGThreadedRenderLoop::handleUpdateRequest (this=0x561fe188eac0, window=0x561fe17dc050) at scenegraph/qsgthreadedrenderloop.cpp:1042
#8  0x00007fec39e1da9c in QQuickWindow::event (this=0x561fe17dc050, e=0x7fffbf539020) at items/qquickwindow.cpp:1668
#9  0x00007fec38a17c32 in QApplicationPrivate::notify_helper (this=this@entry=0x561fe1337860, receiver=receiver@entry=0x561fe17dc050, e=e@entry=0x7fffbf539020) at kernel/qapplication.cpp:3700
#10 0x00007fec38a21190 in QApplication::notify (this=0x7fffbf5395b0, receiver=0x561fe17dc050, e=0x7fffbf539020) at kernel/qapplication.cpp:3446
#11 0x00007fec37f0aa92 in QCoreApplication::notifyInternal2 (receiver=0x561fe17dc050, event=0x7fffbf539020) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:142
#12 0x00007fec383ecc64 in QPlatformWindow::deliverUpdateRequest (this=<optimized out>) at kernel/qplatformwindow.cpp:793
#13 QPlatformWindow::windowEvent (this=<optimized out>, event=<optimized out>) at kernel/qplatformwindow.cpp:478
#14 0x00007fec38a20f0b in QApplication::notify (this=0x7fffbf5395b0, receiver=0x561fe17dc050, e=0x7fffbf5392b0) at kernel/qapplication.cpp:2906
#15 0x00007fec37f0aa92 in QCoreApplication::notifyInternal2 (receiver=0x561fe17dc050, event=0x7fffbf5392b0) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:142
#16 0x00007fec37f5fbd0 in QTimerInfoList::activateTimers (this=0x561fe133b300) at kernel/qtimerinfo_unix.cpp:643
#17 0x00007fec37f60444 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:182
#18 0x00007fec39882ead in g_main_dispatch (context=0x7fec2c004fd0) at ../../../glib/gmain.c:3179
#19 g_main_context_dispatch (context=context@entry=0x7fec2c004fd0) at ../../../glib/gmain.c:3844
#20 0x00007fec39883130 in g_main_context_iterate (context=context@entry=0x7fec2c004fd0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:3917
#21 0x00007fec398831bf in g_main_context_iteration (context=0x7fec2c004fd0, may_block=may_block@entry=1) at ../../../glib/gmain.c:3978
#22 0x00007fec37f607f1 in QEventDispatcherGlib::processEvents (this=0x561fe13890a0, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#23 0x00007fec37f0971b in QEventLoop::exec (this=this@entry=0x7fffbf5394f0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#24 0x00007fec37f111c2 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#25 0x00007fec383f0d2c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1784
#26 0x00007fec38a17ba5 in QApplication::exec () at kernel/qapplication.cpp:2856
#27 0x0000561fe0e8172d in main (argc=<optimized out>, argv=<optimized out>) at ./src/main.cpp:58
[Inferior 1 (process 3812) detached]

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