.
Thread 13 (Thread 0x7fdf9d3ac700 (LWP 3248)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
No locals.
#1  0x00007fdfc2983eaf in g_cond_wait (cond=cond@entry=0x26e82c0, mutex=mutex@entry=0x26e82b0) at /build/buildd/glib2.0-2.34.0/./glib/gthread-posix.c:746
        _g_boolean_var_ = <optimized out>
        status = <optimized out>
#2  0x00007fdfa35034c5 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1149
        queue = 0x26e8020
        ret = GST_FLOW_OK
        __PRETTY_FUNCTION__ = "gst_queue_loop"
#3  0x00007fdfc4b5b591 in gst_task_func (task=0x2864120) at gsttask.c:316
        lock = 0x26debe0
        tself = 0x28581e0
        priv = 0x28641f0
        __PRETTY_FUNCTION__ = "gst_task_func"
#4  0x00007fdfc296ae62 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gthreadpool.c:309
        task = 0x23708a0
        pool = 0x21e4120
#5  0x00007fdfc296a645 in g_thread_proxy (data=0x28581e0) at /build/buildd/glib2.0-2.34.0/./glib/gthread.c:797
        thread = 0x28581e0
#6  0x00007fdfc26e9e9a in start_thread (arg=0x7fdf9d3ac700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdf9d3ac700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140734704721488, 140598392310208, 0, 3, 6784295653430304710, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 12 (Thread 0x7fdf9cbab700 (LWP 3249)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
No locals.
#1  0x00007fdfc2983eaf in g_cond_wait (cond=cond@entry=0x2698700, mutex=mutex@entry=0x2698710) at /build/buildd/glib2.0-2.34.0/./glib/gthread-posix.c:746
        _g_boolean_var_ = <optimized out>
        status = <optimized out>
#2  0x00007fdfa2c99d9b in gst_app_src_create (bsrc=0x26983a0, offset=0, size=4096, buf=0x7fdf9cbaaa28) at gstappsrc.c:1061
        appsrc = 0x26983a0
        priv = 0x2698700
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_app_src_create"
#3  0x00007fdfbd219af2 in gst_base_src_get_range (src=src@entry=0x26983a0, offset=offset@entry=0, length=length@entry=4096, buf=buf@entry=0x7fdf9cbaab38) at gstbasesrc.c:2339
        ret = <optimized out>
        bclass = 0x26850d0
        status = 3302756592
        res_buf = 0x0
        in_buf = 0x0
        __PRETTY_FUNCTION__ = "gst_base_src_get_range"
#4  0x00007fdfbd21b09b in gst_base_src_loop (pad=0x2683680) at gstbasesrc.c:2584
        src = 0x26983a0
        buf = 0x0
        ret = <optimized out>
        position = <optimized out>
        eos = 0
        blocksize = 4096
        pending_events = 0x0
        tmp = <optimized out>
        __PRETTY_FUNCTION__ = "gst_base_src_loop"
#5  0x00007fdfc4b5b591 in gst_task_func (task=0x2864240) at gsttask.c:316
        lock = 0x26836f0
        tself = 0x2859f70
        priv = 0x2864310
        __PRETTY_FUNCTION__ = "gst_task_func"
#6  0x00007fdfc296ae62 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gthreadpool.c:309
        task = 0x236a280
        pool = 0x21e4120
#7  0x00007fdfc296a645 in g_thread_proxy (data=0x2859f70) at /build/buildd/glib2.0-2.34.0/./glib/gthread.c:797
        thread = 0x2859f70
#8  0x00007fdfc26e9e9a in start_thread (arg=0x7fdf9cbab700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdf9cbab700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140734704719824, 140598383917504, 0, 3, 6784298951428317126, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#10 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 11 (Thread 0x7fdf9e3ae700 (LWP 3246)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
No locals.
#1  0x00007fdfc2983eaf in g_cond_wait (cond=cond@entry=0x26e8880, mutex=mutex@entry=0x26e8870) at /build/buildd/glib2.0-2.34.0/./glib/gthread-posix.c:746
        _g_boolean_var_ = <optimized out>
        status = <optimized out>
#2  0x00007fdfa35034c5 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1149
        queue = 0x26e85e0
        ret = GST_FLOW_OK
        __PRETTY_FUNCTION__ = "gst_queue_loop"
#3  0x00007fdfc4b5b591 in gst_task_func (task=0x267eea0) at gsttask.c:316
        lock = 0x27f8770
        tself = 0x2859de0
        priv = 0x267ef70
        __PRETTY_FUNCTION__ = "gst_task_func"
#4  0x00007fdfc296ae62 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gthreadpool.c:309
        task = 0x236a270
        pool = 0x21e4120
#5  0x00007fdfc296a645 in g_thread_proxy (data=0x2859de0) at /build/buildd/glib2.0-2.34.0/./glib/gthread.c:797
        thread = 0x2859de0
#6  0x00007fdfc26e9e9a in start_thread (arg=0x7fdf9e3ae700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdf9e3ae700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140734704720960, 140598409095616, 0, 3, 6784302249426329542, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 10 (Thread 0x7fdf7e01c700 (LWP 3251)):
#0  0x00007fdfc240b303 in __GI___poll (fds=<optimized out>, fds@entry=0x7fdf6c0030d0, nfds=<optimized out>, nfds@entry=2, timeout=<optimized out>, timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007fdf7ed75b6f in poll_func (ufds=0x7fdf6c0030d0, nfds=2, timeout=-1, userdata=0x2d367b0) at pulse/thread-mainloop.c:69
        mutex = 0x2d367b0
        r = <optimized out>
#2  0x00007fdf7ed670b5 in pa_mainloop_poll (m=m@entry=0x2d366b0) at pulse/mainloop.c:873
        __func__ = "pa_mainloop_poll"
        __PRETTY_FUNCTION__ = "pa_mainloop_poll"
#3  0x00007fdf7ed67719 in pa_mainloop_iterate (m=m@entry=0x2d366b0, block=block@entry=1, retval=retval@entry=0x0) at pulse/mainloop.c:955
        r = <optimized out>
        __func__ = "pa_mainloop_iterate"
        __PRETTY_FUNCTION__ = "pa_mainloop_iterate"
#4  0x00007fdf7ed677d0 in pa_mainloop_run (m=0x2d366b0, retval=retval@entry=0x0) at pulse/mainloop.c:973
        r = <optimized out>
#5  0x00007fdf7ed75b1f in thread (userdata=0x2d36550) at pulse/thread-mainloop.c:88
        m = 0x2d36550
        mask = {__val = {18446744067267100671, 18446744073709551615 <repeats 15 times>}}
#6  0x00007fdf7e91e543 in internal_thread_func (userdata=0x2d369e0) at pulsecore/thread-posix.c:83
        t = 0x2d369e0
#7  0x00007fdfc26e9e9a in start_thread (arg=0x7fdf7e01c700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdf7e01c700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140599016503424, 140597868480960, 0, 3, 6784512884286201798, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#9  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 9 (Thread 0x7fdf9dbad700 (LWP 3247)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
No locals.
#1  0x00007fdfc2983eaf in g_cond_wait (cond=cond@entry=0x26e9400, mutex=mutex@entry=0x26e93f0) at /build/buildd/glib2.0-2.34.0/./glib/gthread-posix.c:746
        _g_boolean_var_ = <optimized out>
        status = <optimized out>
#2  0x00007fdfa35034c5 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1149
        queue = 0x26e9160
        ret = GST_FLOW_OK
        __PRETTY_FUNCTION__ = "gst_queue_loop"
#3  0x00007fdfc4b5b591 in gst_task_func (task=0x2864000) at gsttask.c:316
        lock = 0x2824be0
        tself = 0x2859e30
        priv = 0x28640d0
        __PRETTY_FUNCTION__ = "gst_task_func"
#4  0x00007fdfc296ae62 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gthreadpool.c:309
        task = 0x2370820
        pool = 0x21e4120
#5  0x00007fdfc296a645 in g_thread_proxy (data=0x2859e30) at /build/buildd/glib2.0-2.34.0/./glib/gthread.c:797
        thread = 0x2859e30
#6  0x00007fdfc26e9e9a in start_thread (arg=0x7fdf9dbad700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdf9dbad700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140734704720960, 140598400702912, 0, 3, 6784296751331319750, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 8 (Thread 0x7fdf9ebaf700 (LWP 3245)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
No locals.
#1  0x00007fdfc2983eaf in g_cond_wait (cond=cond@entry=0x26e9120, mutex=mutex@entry=0x26e9110) at /build/buildd/glib2.0-2.34.0/./glib/gthread-posix.c:746
        _g_boolean_var_ = <optimized out>
        status = <optimized out>
#2  0x00007fdfa35034c5 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1149
        queue = 0x26e8e80
        ret = GST_FLOW_OK
        __PRETTY_FUNCTION__ = "gst_queue_loop"
#3  0x00007fdfc4b5b591 in gst_task_func (task=0x267ed80) at gsttask.c:316
        lock = 0x2811d70
        tself = 0x2859cf0
        priv = 0x267ee50
        __PRETTY_FUNCTION__ = "gst_task_func"
#4  0x00007fdfc296ae62 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gthreadpool.c:309
        task = 0x2371e00
        pool = 0x21e4120
#5  0x00007fdfc296a645 in g_thread_proxy (data=0x2859cf0) at /build/buildd/glib2.0-2.34.0/./glib/gthread.c:797
        thread = 0x2859cf0
#6  0x00007fdfc26e9e9a in start_thread (arg=0x7fdf9ebaf700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdf9ebaf700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140734704720960, 140598417488320, 0, 3, 6784303347327344582, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 7 (Thread 0x7fdf9f3b0700 (LWP 3244)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
No locals.
#1  0x00007fdfc2983eaf in g_cond_wait (cond=cond@entry=0x26e85a0, mutex=mutex@entry=0x26e8590) at /build/buildd/glib2.0-2.34.0/./glib/gthread-posix.c:746
        _g_boolean_var_ = <optimized out>
        status = <optimized out>
#2  0x00007fdfa35034c5 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1149
        queue = 0x26e8300
        ret = GST_FLOW_OK
        __PRETTY_FUNCTION__ = "gst_queue_loop"
#3  0x00007fdfc4b5b591 in gst_task_func (task=0x267ec60) at gsttask.c:316
        lock = 0x26df900
        tself = 0x2859d40
        priv = 0x267ed30
        __PRETTY_FUNCTION__ = "gst_task_func"
#4  0x00007fdfc296ae62 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gthreadpool.c:309
        task = 0x236a2a0
        pool = 0x21e4120
#5  0x00007fdfc296a645 in g_thread_proxy (data=0x2859d40) at /build/buildd/glib2.0-2.34.0/./glib/gthread.c:797
        thread = 0x2859d40
#6  0x00007fdfc26e9e9a in start_thread (arg=0x7fdf9f3b0700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdf9f3b0700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140734704720960, 140598425881024, 0, 3, 6784300049329332166, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 6 (Thread 0x7fdf7ffff700 (LWP 3250)):
#0  g_type_is_a (type=<optimized out>, iface_type=<optimized out>) at /build/buildd/glib2.0-2.34.0/./gobject/gtype.c:3504
        node = 0x1b32448
        iface_node = 0x21ec1b8
        is_a = <optimized out>
#1  0x00007fdfc2c28595 in g_type_check_value_holds (value=value@entry=0x26a0a10, type=type@entry=212) at /build/buildd/glib2.0-2.34.0/./gobject/gtype.c:4145
No locals.
#2  0x00007fdfc4b70991 in gst_value_intersect (dest=0x7fdf7fffcb20, value1=0x26a0a10, value2=0x7fdf780290a8) at gstvalue.c:4558
        __val = 0x26a0a10
        __t = 212
        __r = <optimized out>
        intersect_info = <optimized out>
        i = <optimized out>
        len = <optimized out>
        ltype = 212
        type1 = <optimized out>
        type2 = <optimized out>
        __PRETTY_FUNCTION__ = "gst_value_intersect"
#3  0x00007fdfc4b70849 in gst_value_intersect_list (dest=0x7fdf7fffcba0, value2=0x7fdf780290a8, value1=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at gstvalue.c:3489
        cur = <optimized out>
        i = <optimized out>
        size = <optimized out>
        intersection = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        ret = <optimized out>
#4  0x00007fdfc4b70849 in gst_value_intersect_list (dest=0x7fdf7fffcc20, value2=0x26a0698, value1=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at gstvalue.c:3489
        cur = <optimized out>
        i = <optimized out>
        size = <optimized out>
        intersection = {g_type = 64, data = {{v_int = 2013388672, v_uint = 2013388672, v_long = 140597767823232, v_ulong = 140597767823232, v_int64 = 140597767823232, v_uint64 = 140597767823232, v_float = 1.05365533e+34, v_double = 6.946452696342275e-310, v_pointer = 0x7fdf7801df80}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        ret = <optimized out>
#5  0x00007fdfc4b50653 in gst_structure_intersect_field1 (id=1298, val1=0x7fdf78025c68, data=0x7fdf7fffcc90) at gststructure.c:3019
        dest_value = {g_type = 212, data = {{v_int = 2013484272, v_uint = 2013484272, v_long = 140597767918832, v_ulong = 140597767918832, v_int64 = 140597767918832, v_uint64 = 140597767918832, v_float = 1.06549004e+34, v_double = 6.9464527010655426e-310, v_pointer = 0x7fdf780354f0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        idata = 0x7fdf7fffcc90
        val2 = <optimized out>
#6  0x00007fdfc4b50ba1 in gst_structure_foreach (structure=0x23c7340, func=0x7fdfc4b50600 <gst_structure_intersect_field1>, user_data=0x7fdf7fffcc90) at gststructure.c:1116
        i = <optimized out>
        len = <optimized out>
        field = <optimized out>
        ret = <optimized out>
#7  0x00007fdfc4b536e0 in gst_structure_intersect (struct1=struct1@entry=0x23c7340, struct2=0x233d0a0) at gststructure.c:3066
        _g_boolean_var_ = <optimized out>
        data = {dest = 0x28e0160, intersect = 0x233d0a0}
#8  0x00007fdfc4b0c3cb in gst_caps_intersect_first (caps2=0x269d050, caps1=0x2d496d0) at gstcaps.c:1268
        i = <optimized out>
        len1 = <optimized out>
        struct2 = <optimized out>
        dest = 0x7fdf78001c00
        j = <optimized out>
        len2 = 1
        struct1 = 0x23c7340
        istruct = <optimized out>
#9  gst_caps_intersect_full (caps1=caps1@entry=0x2d496d0, caps2=caps2@entry=0x269d050, mode=mode@entry=GST_CAPS_INTERSECT_FIRST) at gstcaps.c:1298
        __PRETTY_FUNCTION__ = "gst_caps_intersect_full"
#10 0x00007fdfbd221e67 in gst_base_transform_find_transform (caps=0x7fdf84002f70, pad=0x26de080, trans=0x26dbe60) at gstbasetransform.c:1107
        peercaps = 0x2d496d0
        intersection = <optimized out>
        templ_caps = 0x269d050
        otherpeer = 0x2695210
        otherpad = 0x26de2b0
        othercaps = 0x7fdf84002e80
        klass = 0x269fe30
        is_fixed = <optimized out>
#11 gst_base_transform_setcaps (trans=trans@entry=0x26dbe60, pad=0x26de080, incaps=0x7fdf84002f70) at gstbasetransform.c:1302
        priv = 0x26dc210
        outcaps = <optimized out>
        ret = 1
        __PRETTY_FUNCTION__ = "gst_base_transform_setcaps"
#12 0x00007fdfbd22379d in gst_base_transform_sink_eventfunc (trans=0x26dbe60, event=0x28dc000) at gstbasetransform.c:1820
        caps = 0x7fdf84002f70
        ret = 1
        forward = 1
        priv = 0x26dc210
        __PRETTY_FUNCTION__ = "gst_base_transform_sink_eventfunc"
#13 0x00007fdfc4b2bbb9 in gst_pad_send_event_unchecked (pad=pad@entry=0x26de080, event=event@entry=0x28dc000, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4807
        ret = <optimized out>
        event_type = GST_EVENT_CAPS
        serialized = <optimized out>
        need_unlock = 1
        sticky = 1
        eventfunc = 0x7fdfbd21eda0 <gst_base_transform_sink_event>
        parent = 0x26dbe60
        __PRETTY_FUNCTION__ = "gst_pad_send_event_unchecked"
#14 0x00007fdfc4b2c31a in gst_pad_push_event_unchecked (pad=pad@entry=0x26abca0, event=0x28dc000, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4503
        ret = <optimized out>
        peerpad = 0x26de080
        event_type = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_event_unchecked"
#15 0x00007fdfc4b2c803 in push_sticky (pad=0x26abca0, ev=0x7fdf7fffd080, user_data=0x7fdf7fffd0f0) at gstpad.c:3286
        data = <optimized out>
        event = 0x28dc000
        __PRETTY_FUNCTION__ = "push_sticky"
#16 0x00007fdfc4b2a3da in events_foreach (pad=pad@entry=0x26abca0, func=func@entry=0x7fdfc4b2c740 <push_sticky>, user_data=user_data@entry=0x7fdf7fffd0f0) at gstpad.c:514
        ev = 0x26bbd30
        ev_ret = {received = 0, event = 0x28dc000}
        i = <optimized out>
        len = 3
        events = 0x26b64d0
        ret = <optimized out>
        cookie = 9
#17 0x00007fdfc4b34d23 in check_sticky (pad=0x26abca0) at gstpad.c:3325
        data = {ret = GST_FLOW_OK, was_eos = 0}
#18 gst_pad_push_event (pad=pad@entry=0x26abca0, event=0x28dc000) at gstpad.c:4625
        res = 0
        type = GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM
        sticky = 1
        serialized = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_event"
#19 0x00007fdfbd2226a2 in gst_pad_set_caps (caps=0x7fdf84002f70, pad=0x26abca0) at ../../../gst/gstcompat.h:71
        event = <optimized out>
        res = 1
#20 gst_base_transform_setcaps (trans=trans@entry=0x26ba300, pad=<optimized out>, incaps=<optimized out>) at gstbasetransform.c:1320
        priv = 0x26bb7d0
        outcaps = 0x7fdf84002f70
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_base_transform_setcaps"
#21 0x00007fdfbd22379d in gst_base_transform_sink_eventfunc (trans=0x26ba300, event=0x7fdf78002920) at gstbasetransform.c:1820
        caps = 0x7fdf84002f70
        ret = 1
        forward = 1
        priv = 0x26bb7d0
        __PRETTY_FUNCTION__ = "gst_base_transform_sink_eventfunc"
#22 0x00007fdfc4b2bbb9 in gst_pad_send_event_unchecked (pad=pad@entry=0x26aba70, event=event@entry=0x7fdf78002920, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4807
        ret = <optimized out>
        event_type = GST_EVENT_CAPS
        serialized = <optimized out>
        need_unlock = 1
        sticky = 1
        eventfunc = 0x7fdfbd21eda0 <gst_base_transform_sink_event>
        parent = 0x26ba300
        __PRETTY_FUNCTION__ = "gst_pad_send_event_unchecked"
#23 0x00007fdfc4b2c31a in gst_pad_push_event_unchecked (pad=pad@entry=0x281a4c0, event=0x7fdf78002920, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4503
        ret = <optimized out>
        peerpad = 0x26aba70
        event_type = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_event_unchecked"
#24 0x00007fdfc4b2c803 in push_sticky (pad=0x281a4c0, ev=0x7fdf7fffd4a0, user_data=0x7fdf7fffd510) at gstpad.c:3286
        data = <optimized out>
        event = 0x7fdf78002920
        __PRETTY_FUNCTION__ = "push_sticky"
#25 0x00007fdfc4b2a3da in events_foreach (pad=pad@entry=0x281a4c0, func=func@entry=0x7fdfc4b2c740 <push_sticky>, user_data=user_data@entry=0x7fdf7fffd510) at gstpad.c:514
        ev = 0x2840e00
        ev_ret = {received = 0, event = 0x7fdf78002920}
        i = <optimized out>
        len = 3
        events = 0x2868660
        ret = <optimized out>
        cookie = 9
#26 0x00007fdfc4b34d23 in check_sticky (pad=0x281a4c0) at gstpad.c:3325
        data = {ret = GST_FLOW_OK, was_eos = 0}
#27 gst_pad_push_event (pad=pad@entry=0x281a4c0, event=0x7fdf78002920) at gstpad.c:4625
        res = 0
        type = GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM
        sticky = 1
        serialized = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_event"
#28 0x00007fdfc4b34eaf in event_forward_func (pad=0x281a4c0, data=0x7fdf7fffd660) at gstpad.c:2720
        __PRETTY_FUNCTION__ = "event_forward_func"
#29 0x00007fdfc4b31efb in gst_pad_forward (pad=0x27feb60, forward=forward@entry=0x7fdfc4b34dd0 <event_forward_func>, user_data=user_data@entry=0x7fdf7fffd660) at gstpad.c:2674
        intpad = 0x281a4c0
        result = <optimized out>
        iter = 0x7fdf78002280
        done = <optimized out>
        item = {g_type = 28530880, data = {{v_int = 42050752, v_uint = 42050752, v_long = 42050752, v_ulong = 42050752, v_int64 = 42050752, v_uint64 = 42050752, v_float = 1.90494083e-37, v_double = 2.077583194499009e-316, v_pointer = 0x281a4c0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        pushed_pads = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_forward"
#30 0x00007fdfc4b32660 in gst_pad_event_default (pad=<optimized out>, parent=<optimized out>, event=0x7fdf78002920) at gstpad.c:2771
        data = {event = 0x7fdf78002920, result = 0, dispatched = 0}
        result = <optimized out>
        forward = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_event_default"
#31 0x00007fdfc4b2bbb9 in gst_pad_send_event_unchecked (pad=pad@entry=0x27feb60, event=event@entry=0x7fdf78002920, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4807
        ret = <optimized out>
        event_type = GST_EVENT_CAPS
        serialized = <optimized out>
        need_unlock = 1
        sticky = 1
        eventfunc = 0x7fdfc4b325b0 <gst_pad_event_default>
        parent = 0x281a4c0
        __PRETTY_FUNCTION__ = "gst_pad_send_event_unchecked"
#32 0x00007fdfc4b2c31a in gst_pad_push_event_unchecked (pad=pad@entry=0x28cc2b0, event=0x7fdf78002920, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4503
        ret = <optimized out>
        peerpad = 0x27feb60
        event_type = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_event_unchecked"
#33 0x00007fdfc4b2c803 in push_sticky (pad=0x28cc2b0, ev=0x7fdf7fffd890, user_data=0x7fdf7fffd900) at gstpad.c:3286
        data = <optimized out>
        event = 0x7fdf78002920
        __PRETTY_FUNCTION__ = "push_sticky"
#34 0x00007fdfc4b2a3da in events_foreach (pad=pad@entry=0x28cc2b0, func=func@entry=0x7fdfc4b2c740 <push_sticky>, user_data=user_data@entry=0x7fdf7fffd900) at gstpad.c:514
        ev = 0x2860120
        ev_ret = {received = 0, event = 0x7fdf78002920}
        i = <optimized out>
        len = 3
        events = 0x2852840
        ret = <optimized out>
        cookie = 9
#35 0x00007fdfc4b34d23 in check_sticky (pad=0x28cc2b0) at gstpad.c:3325
        data = {ret = GST_FLOW_OK, was_eos = 0}
#36 gst_pad_push_event (pad=pad@entry=0x28cc2b0, event=0x7fdf78002920) at gstpad.c:4625
        res = 0
        type = GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM
        sticky = 1
        serialized = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_event"
#37 0x00007fdfbd2226a2 in gst_pad_set_caps (caps=0x7fdf84002f70, pad=0x28cc2b0) at ../../../gst/gstcompat.h:71
        event = <optimized out>
        res = 1
#38 gst_base_transform_setcaps (trans=trans@entry=0x2869800, pad=<optimized out>, incaps=<optimized out>) at gstbasetransform.c:1320
        priv = 0x2869bb0
        outcaps = 0x7fdf84002f70
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_base_transform_setcaps"
#39 0x00007fdfbd22379d in gst_base_transform_sink_eventfunc (trans=0x2869800, event=0x28e59e0) at gstbasetransform.c:1820
        caps = 0x7fdf84002f70
        ret = 1
        forward = 1
        priv = 0x2869bb0
        __PRETTY_FUNCTION__ = "gst_base_transform_sink_eventfunc"
#40 0x00007fdfc4b2bbb9 in gst_pad_send_event_unchecked (pad=pad@entry=0x28cc080, event=event@entry=0x28e59e0, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4807
        ret = <optimized out>
        event_type = GST_EVENT_CAPS
        serialized = <optimized out>
        need_unlock = 1
        sticky = 1
        eventfunc = 0x7fdfbd21eda0 <gst_base_transform_sink_event>
        parent = 0x2869800
        __PRETTY_FUNCTION__ = "gst_pad_send_event_unchecked"
#41 0x00007fdfc4b2c31a in gst_pad_push_event_unchecked (pad=pad@entry=0x2857d20, event=0x28e59e0, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4503
        ret = <optimized out>
        peerpad = 0x28cc080
        event_type = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_event_unchecked"
#42 0x00007fdfc4b2c803 in push_sticky (pad=0x2857d20, ev=0x7fdf7fffdcb0, user_data=0x7fdf7fffdd20) at gstpad.c:3286
        data = <optimized out>
        event = 0x28e59e0
        __PRETTY_FUNCTION__ = "push_sticky"
#43 0x00007fdfc4b2a3da in events_foreach (pad=pad@entry=0x2857d20, func=func@entry=0x7fdfc4b2c740 <push_sticky>, user_data=user_data@entry=0x7fdf7fffdd20) at gstpad.c:514
        ev = 0x285fc20
        ev_ret = {received = 0, event = 0x28e59e0}
        i = <optimized out>
        len = 3
        events = 0x2852930
        ret = <optimized out>
        cookie = 9
#44 0x00007fdfc4b34d23 in check_sticky (pad=0x2857d20) at gstpad.c:3325
        data = {ret = GST_FLOW_OK, was_eos = 0}
#45 gst_pad_push_event (pad=pad@entry=0x2857d20, event=0x28e59e0) at gstpad.c:4625
        res = 0
        type = GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM
        sticky = 1
        serialized = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_event"
#46 0x00007fdfbd2226a2 in gst_pad_set_caps (caps=0x7fdf84002f70, pad=0x2857d20) at ../../../gst/gstcompat.h:71
        event = <optimized out>
        res = 1
#47 gst_base_transform_setcaps (trans=trans@entry=0x2867200, pad=<optimized out>, incaps=<optimized out>) at gstbasetransform.c:1320
        priv = 0x28675b0
        outcaps = 0x7fdf84002f70
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_base_transform_setcaps"
#48 0x00007fdfbd22379d in gst_base_transform_sink_eventfunc (trans=0x2867200, event=0x28e5a40) at gstbasetransform.c:1820
        caps = 0x7fdf84002f70
        ret = 1
        forward = 1
        priv = 0x28675b0
        __PRETTY_FUNCTION__ = "gst_base_transform_sink_eventfunc"
#49 0x00007fdfc4b2bbb9 in gst_pad_send_event_unchecked (pad=pad@entry=0x2857af0, event=event@entry=0x28e5a40, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4807
        ret = <optimized out>
        event_type = GST_EVENT_CAPS
        serialized = <optimized out>
        need_unlock = 1
        sticky = 1
        eventfunc = 0x7fdfbd21eda0 <gst_base_transform_sink_event>
        parent = 0x2867200
        __PRETTY_FUNCTION__ = "gst_pad_send_event_unchecked"
#50 0x00007fdfc4b2c31a in gst_pad_push_event_unchecked (pad=pad@entry=0x28578c0, event=0x28e5a40, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:4503
        ret = <optimized out>
        peerpad = 0x2857af0
        event_type = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_event_unchecked"
#51 0x00007fdfc4b2c803 in push_sticky (pad=0x28578c0, ev=0x7fdf7fffe0d0, user_data=0x7fdf7fffe140) at gstpad.c:3286
        data = <optimized out>
        event = 0x28e5a40
        __PRETTY_FUNCTION__ = "push_sticky"
#52 0x00007fdfc4b2a3da in events_foreach (pad=pad@entry=0x28578c0, func=func@entry=0x7fdfc4b2c740 <push_sticky>, user_data=user_data@entry=0x7fdf7fffe140) at gstpad.c:514
        ev = 0x2861710
        ev_ret = {received = 0, event = 0x28e5a40}
        i = <optimized out>
        len = 3
        events = 0x2852b20
        ret = <optimized out>
        cookie = 9
#53 0x00007fdfc4b34d23 in check_sticky (pad=0x28578c0) at gstpad.c:3325
        data = {ret = GST_FLOW_OK, was_eos = 0}
#54 gst_pad_push_event (pad=pad@entry=0x28578c0, event=0x28e5a40) at gstpad.c:4625
        res = 0
        type = GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM
        sticky = 1
        serialized = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_event"
#55 0x00007fdfbd2226a2 in gst_pad_set_caps (caps=0x7fdf84002f70, pad=0x28578c0) at ../../../gst/gstcompat.h:71
        event = <optimized out>
        res = 1
#56 gst_base_transform_setcaps (trans=trans@entry=0x2854cb0, pad=<optimized out>, incaps=<optimized out>) at gstbasetransform.c:1320
        priv = 0x2855060
        outcaps = 0x7fdf84002f70
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_base_transform_setcaps"
#57 0x00007fdfbd222952 in gst_base_transform_handle_buffer (trans=trans@entry=0x2854cb0, inbuf=inbuf@entry=0x22ccd80, outbuf=outbuf@entry=0x7fdf7fffe378) at gstbasetransform.c:1928
        incaps = <optimized out>
        bclass = 0x269fe30
        priv = 0x2855060
        ret = GST_FLOW_OK
        want_in_place = <optimized out>
        running_time = <optimized out>
        timestamp = <optimized out>
        reconfigure = <optimized out>
        __PRETTY_FUNCTION__ = "gst_base_transform_handle_buffer"
#58 0x00007fdfbd2233d5 in gst_base_transform_chain (pad=<optimized out>, parent=0x2854cb0, buffer=0x22ccd80) at gstbasetransform.c:2161
        trans = 0x2854cb0
        klass = <optimized out>
        priv = 0x2855060
        ret = <optimized out>
        position = 11343195025
        timestamp = <optimized out>
        duration = <optimized out>
        outbuf = 0x0
        __PRETTY_FUNCTION__ = "gst_base_transform_chain"
#59 0x00007fdfc4b2d978 in gst_pad_chain_data_unchecked (data=0x22ccd80, type=<optimized out>, pad=0x2857690) at gstpad.c:3642
        chainfunc = 0x7fdfbd223360 <gst_base_transform_chain>
        ret = <optimized out>
        parent = 0x2854cb0
#60 gst_pad_push_data (pad=0x27fe920, type=<optimized out>, data=<optimized out>) at gstpad.c:3859
        peer = 0x2857690
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_data"
#61 0x00007fdfc4b2d978 in gst_pad_chain_data_unchecked (data=0x22ccd80, type=<optimized out>, pad=0x281a260) at gstpad.c:3642
        chainfunc = 0x7fdfc4b1f540 <gst_proxy_pad_chain_default>
        ret = <optimized out>
        parent = 0x2338c00
#62 gst_pad_push_data (pad=0x26ab1b0, type=type@entry=4112, data=<optimized out>, data@entry=0x22ccd80) at gstpad.c:3859
        peer = 0x281a260
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_data"
#63 0x00007fdfc4b34146 in gst_pad_push (pad=<optimized out>, buffer=buffer@entry=0x22ccd80) at gstpad.c:3962
        __PRETTY_FUNCTION__ = "gst_pad_push"
#64 0x00007fdfa3513ad0 in gst_valve_chain (pad=<optimized out>, parent=0x23cb890, buffer=0x22ccd80) at gstvalve.c:208
        valve = 0x23cb890
        ret = GST_FLOW_OK
#65 0x00007fdfc4b2d978 in gst_pad_chain_data_unchecked (data=0x22ccd80, type=<optimized out>, pad=0x26ab3e0) at gstpad.c:3642
        chainfunc = 0x7fdfa3513a90 <gst_valve_chain>
        ret = <optimized out>
        parent = 0x23cb890
#66 gst_pad_push_data (pad=pad@entry=0x2694d90, type=type@entry=4112, data=<optimized out>) at gstpad.c:3859
        peer = 0x26ab3e0
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_data"
#67 0x00007fdfc4b34146 in gst_pad_push (pad=pad@entry=0x2694d90, buffer=<optimized out>) at gstpad.c:3962
        __PRETTY_FUNCTION__ = "gst_pad_push"
#68 0x00007fdfa350f34e in gst_tee_do_push (is_list=0, data=0x22ccd80, pad=0x2694d90, tee=0x2339d20) at gsttee.c:561
        res = <optimized out>
#69 gst_tee_handle_data (tee=tee@entry=0x2339d20, data=data@entry=0x22ccd80, is_list=is_list@entry=0) at gsttee.c:627
        pad = 0x2694d90
        pads = 0x2340c80
        cookie = 3
        ret = <optimized out>
        cret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_tee_handle_data"
#70 0x00007fdfa350f8fe in gst_tee_chain (pad=<optimized out>, parent=0x2339d20, buffer=0x22ccd80) at gsttee.c:699
        res = <optimized out>
        tee = 0x2339d20
        __PRETTY_FUNCTION__ = "gst_tee_chain"
#71 0x00007fdfc4b2d978 in gst_pad_chain_data_unchecked (data=0x22ccd80, type=<optimized out>, pad=0x26aaf80) at gstpad.c:3642
        chainfunc = 0x7fdfa350f890 <gst_tee_chain>
        ret = <optimized out>
        parent = 0x2339d20
#72 gst_pad_push_data (pad=0x2695450, type=<optimized out>, data=<optimized out>) at gstpad.c:3859
        peer = 0x26aaf80
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_data"
#73 0x00007fdfc4b2d978 in gst_pad_chain_data_unchecked (data=0x22ccd80, type=<optimized out>, pad=0x26930a0) at gstpad.c:3642
        chainfunc = 0x7fdfc4b1f540 <gst_proxy_pad_chain_default>
        ret = <optimized out>
        parent = 0x2338580
#74 gst_pad_push_data (pad=0x28314c0, type=type@entry=4112, data=<optimized out>) at gstpad.c:3859
        peer = 0x26930a0
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_data"
#75 0x00007fdfc4b34146 in gst_pad_push (pad=<optimized out>, buffer=<optimized out>) at gstpad.c:3962
        __PRETTY_FUNCTION__ = "gst_pad_push"
#76 0x00007fdfbd223505 in gst_base_transform_chain (pad=<optimized out>, parent=0x284a4b0, buffer=<optimized out>) at gstbasetransform.c:2197
        position_out = <optimized out>
        trans = 0x284a4b0
        klass = <optimized out>
        priv = 0x284a860
        ret = <optimized out>
        position = 11343195025
        timestamp = <optimized out>
        duration = <optimized out>
        outbuf = 0x22ccd80
        __PRETTY_FUNCTION__ = "gst_base_transform_chain"
#77 0x00007fdfc4b2d978 in gst_pad_chain_data_unchecked (data=0x22ccd80, type=<optimized out>, pad=0x2831290) at gstpad.c:3642
        chainfunc = 0x7fdfbd223360 <gst_base_transform_chain>
        ret = <optimized out>
        parent = 0x284a4b0
#78 gst_pad_push_data (pad=0x2692980, type=<optimized out>, data=<optimized out>) at gstpad.c:3859
        peer = 0x2831290
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_data"
#79 0x00007fdfc4b2d978 in gst_pad_chain_data_unchecked (data=0x22ccd80, type=<optimized out>, pad=0x2694910) at gstpad.c:3642
        chainfunc = 0x7fdfc4b1f540 <gst_proxy_pad_chain_default>
        ret = <optimized out>
        parent = 0x2692980
#80 gst_pad_push_data (pad=pad@entry=0x26aa6c0, type=type@entry=4112, data=<optimized out>) at gstpad.c:3859
        peer = 0x2694910
        ret = <optimized out>
        __PRETTY_FUNCTION__ = "gst_pad_push_data"
#81 0x00007fdfc4b34146 in gst_pad_push (pad=pad@entry=0x26aa6c0, buffer=<optimized out>) at gstpad.c:3962
        __PRETTY_FUNCTION__ = "gst_pad_push"
#82 0x00007fdfbd21b525 in gst_base_src_loop (pad=0x26aa6c0) at gstbasesrc.c:2694
        src = 0x26803a0
        buf = 0x22ccd80
        ret = <optimized out>
        position = <optimized out>
        eos = 0
        blocksize = <optimized out>
        pending_events = <optimized out>
        tmp = <optimized out>
        __PRETTY_FUNCTION__ = "gst_base_src_loop"
#83 0x00007fdfc4b5b591 in gst_task_func (task=0x2864360) at gsttask.c:316
        lock = 0x26aa730
        tself = 0x2859c00
        priv = 0x2864430
        __PRETTY_FUNCTION__ = "gst_task_func"
#84 0x00007fdfc296ae62 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gthreadpool.c:309
        task = 0x2371690
        pool = 0x21e4120
#85 0x00007fdfc296a645 in g_thread_proxy (data=0x2859c00) at /build/buildd/glib2.0-2.34.0/./glib/gthread.c:797
        thread = 0x2859c00
#86 0x00007fdfc26e9e9a in start_thread (arg=0x7fdf7ffff700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdf7ffff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140734704719856, 140597901916608, 0, 3, 6784511730550611910, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#87 0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#88 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 5 (Thread 0x7fdfa9a0b700 (LWP 3242)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
No locals.
#1  0x00007fdfc2983eaf in g_cond_wait (cond=cond@entry=0x26e8b60, mutex=mutex@entry=0x26e8b50) at /build/buildd/glib2.0-2.34.0/./glib/gthread-posix.c:746
        _g_boolean_var_ = <optimized out>
        status = <optimized out>
#2  0x00007fdfa35034c5 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1149
        queue = 0x26e88c0
        ret = GST_FLOW_OK
        __PRETTY_FUNCTION__ = "gst_queue_loop"
#3  0x00007fdfc4b5b591 in gst_task_func (task=0x267ea20) at gsttask.c:316
        lock = 0x2808750
        tself = 0x235c990
        priv = 0x267eaf0
        __PRETTY_FUNCTION__ = "gst_task_func"
#4  0x00007fdfc296ae62 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gthreadpool.c:309
        task = 0x2371e50
        pool = 0x21e4120
#5  0x00007fdfc296a645 in g_thread_proxy (data=0x235c990) at /build/buildd/glib2.0-2.34.0/./glib/gthread.c:797
        thread = 0x235c990
#6  0x00007fdfc26e9e9a in start_thread (arg=0x7fdfa9a0b700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdfa9a0b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140734704720256, 140598600317376, 0, 3, 6784322951705567174, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 4 (Thread 0x7fdf9fbb1700 (LWP 3243)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
No locals.
#1  0x00007fdfc2983eaf in g_cond_wait (cond=cond@entry=0x26e8e40, mutex=mutex@entry=0x26e8e30) at /build/buildd/glib2.0-2.34.0/./glib/gthread-posix.c:746
        _g_boolean_var_ = <optimized out>
        status = <optimized out>
#2  0x00007fdfa35034c5 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1149
        queue = 0x26e8ba0
        ret = GST_FLOW_OK
        __PRETTY_FUNCTION__ = "gst_queue_loop"
#3  0x00007fdfc4b5b591 in gst_task_func (task=0x267eb40) at gsttask.c:316
        lock = 0x28098d0
        tself = 0x2840140
        priv = 0x267ec10
        __PRETTY_FUNCTION__ = "gst_task_func"
#4  0x00007fdfc296ae62 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gthreadpool.c:309
        task = 0x2372020
        pool = 0x21e4120
#5  0x00007fdfc296a645 in g_thread_proxy (data=0x2840140) at /build/buildd/glib2.0-2.34.0/./glib/gthread.c:797
        thread = 0x2840140
#6  0x00007fdfc26e9e9a in start_thread (arg=0x7fdf9fbb1700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdf9fbb1700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140734704720960, 140598434273728, 0, 3, 6784301138640412614, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 3 (Thread 0x7fdfb37e3700 (LWP 3241)):
#0  0x00007fdfc240b303 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007fdfc2946d84 in g_main_context_poll (n_fds=1, fds=0x7fdfac0010c0, timeout=-1, context=0x1c898e0, priority=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3584
        poll_func = 0x7fdfc2954e00 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x1c898e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3285
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0x7fdfac0010c0
#3  0x00007fdfc2946ea4 in g_main_context_iteration (context=context@entry=0x1c898e0, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3351
        retval = <optimized out>
#4  0x00007fdfb37ea4ad in dconf_gdbus_worker_thread (user_data=0x1c898e0) at dconf-gdbus-thread.c:81
        context = 0x1c898e0
#5  0x00007fdfc296a645 in g_thread_proxy (data=0x1c869e0) at /build/buildd/glib2.0-2.34.0/./glib/gthread.c:797
        thread = 0x1c869e0
#6  0x00007fdfc26e9e9a in start_thread (arg=0x7fdfb37e3700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdfb37e3700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140734704722784, 140598765828544, 0, 3, 6784378696086101958, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7fdfb8998700 (LWP 3240)):
#0  0x00007fdfc240b303 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007fdfc2946d84 in g_main_context_poll (n_fds=3, fds=0x7fdfb40010c0, timeout=-1, context=0x1b66d40, priority=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3584
        poll_func = 0x7fdfc2954e00 <g_poll>
#2  g_main_context_iterate (context=0x1b66d40, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3285
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 3
        allocated_nfds = <optimized out>
        fds = 0x7fdfb40010c0
#3  0x00007fdfc29471e2 in g_main_loop_run (loop=0x1b66d20) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3484
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007fdfc31303b6 in gdbus_shared_thread_func (user_data=0x1ba5dd0) at /build/buildd/glib2.0-2.34.0/./gio/gdbusprivate.c:277
        data = 0x1ba5dd0
#5  0x00007fdfc296a645 in g_thread_proxy (data=0x1ba1590) at /build/buildd/glib2.0-2.34.0/./glib/gthread.c:797
        thread = 0x1ba1590
#6  0x00007fdfc26e9e9a in start_thread (arg=0x7fdfb8998700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fdfb8998700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 140734704722016, 140598851504576, 0, 3, 6784360251885920198, 6784134473011208134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fdfc2416cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7fdfc53c9940 (LWP 3239)):
#0  0x00007fdfc23a65bc in __GI___libc_free (mem=0x7fdfc4fdbcf5) at malloc.c:2982
        ar_ptr = <optimized out>
        p = 0x7fdfc4fdbce5
        hook = <optimized out>
#1  0x000000000040fea1 in cheese_main_window_update_timeout_layer (self=<optimized out>) at src/cheese-window.c:2757
        _tmp1_ = 0x23da960
        _tmp2_ = <optimized out>
        _tmp3_ = 0x7fdfc4fdbcf5 ""
        _tmp4_ = 0x7fdfc4fdbcf5 ""
        result = 0
        _tmp0_ = <optimized out>
#2  _cheese_main_window_update_timeout_layer_gsource_func (self=<error reading variable: value has been optimized out>) at src/cheese-window.c:2655
        result = -1006632960
#3  0x00007fdfc294763b in g_timeout_dispatch (source=source@entry=0x2d96d60, callback=<optimized out>, user_data=<optimized out>) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:4026
        timeout_source = <optimized out>
        again = <optimized out>
#4  0x00007fdfc2946ab5 in g_main_dispatch (context=0x1b62ad0) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:2715
        dispatch = 0x7fdfc2947620 <g_timeout_dispatch>
        was_in_call = 0
        user_data = 0x22d4110
        callback = 0x40fe40 <_cheese_main_window_update_timeout_layer_gsource_func>
        cb_funcs = 0x7fdfc2bf49e0
        cb_data = 0x2d8f380
        current_source_link = {data = 0x2d96d60, next = 0x0}
        need_destroy = <optimized out>
        source = 0x2d96d60
        current = 0x1ba9740
        i = <optimized out>
#5  g_main_context_dispatch (context=context@entry=0x1b62ad0) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3219
No locals.
#6  0x00007fdfc2946de8 in g_main_context_iterate (context=context@entry=0x1b62ad0, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3290
        max_priority = 2147483647
        timeout = 847
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = <optimized out>
        fds = 0x2875ea0
#7  0x00007fdfc2946ea4 in g_main_context_iteration (context=0x1b62ad0, context@entry=0x0, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3351
        retval = <optimized out>
#8  0x00007fdfc30fe69c in g_application_run (application=application@entry=0x22cc0c0, argc=<optimized out>, argv=0x7fff5a152e38) at /build/buildd/glib2.0-2.34.0/./gio/gapplication.c:1620
        arguments = 0x22ca9b0
        status = -1006632960
        i = <optimized out>
        __PRETTY_FUNCTION__ = "g_application_run"
#9  0x0000000000417e68 in _vala_main (args=0x7fff5a152e38, args_length1=1) at src/cheese-main.c:1355
        result = 0
        _tmp0_ = <optimized out>
        app = 0x22cc0c0
        _tmp1_ = 0x22cc0c0
        _tmp2_ = 0x22cc0c0
        _tmp3_ = 0x22cc0c0
        _tmp4_ = 0x22cc0c0
        _tmp5_ = <optimized out>
        _tmp5__length1 = <optimized out>
        _tmp6_ = 0
        status = <optimized out>
#10 0x00007fdfc234476d in __libc_start_main (main=0x40c940 <main>, argc=1, ubp_av=0x7fff5a152e38, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff5a152e28) at libc-start.c:226
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6802244654712447034, 4245864, 140734704725552, 0, 0, 6802448284931628998, 6784135101459505094}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x41b550, 0x7fff5a152e38}, data = {prev = 0x0, cleanup = 0x0, canceltype = 4306256}}}
        not_first_call = <optimized out>
#11 0x000000000040c991 in _start ()
No symbol table info available.