Attachment 279765 Details for Bug 158070 – Backtrace

Backtrace

backtrace.txt (text/plain), 96.57 KB, created by Alberto Garcia on 2016-05-25 07:06:08 PDT

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Creator: Alberto Garcia

Created: 2016-05-25 07:06:08 PDT

Size: 96.57 KB

patch

obsolete

>
>Thread 33 (Thread 0x7fb599cca700 (LWP 11024)):
>#0  0x00007fb5aca76dcd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007fb5aa98739c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fb5940008e0, timeout=<optimized out>, context=0x55f5baae9240) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4135
>#2  0x00007fb5aa98739c in g_main_context_iterate (context=context@entry=0x55f5baae9240, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3835
>#3  0x00007fb5aa9874ac in g_main_context_iteration (context=0x55f5baae9240, may_block=may_block@entry=1)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3901
>#4  0x00007fb5aa9874e9 in glib_worker_main (data=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:5672
>#5  0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5baaa1990) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#6  0x00007fb5a911c454 in start_thread (arg=0x7fb599cca700) at pthread_create.c:334
>#7  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 32 (Thread 0x7fb5994c9700 (LWP 11025)):
>#0  0x00007fb5aca76dcd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007fb5aa98739c in g_main_context_iterate (priority=2147483647, n_fds=3, fds=0x7fb58c0010c0, timeout=<optimized out>, context=0x55f5baaf4950) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4135
>#2  0x00007fb5aa98739c in g_main_context_iterate (context=0x55f5baaf4950, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3835
>#3  0x00007fb5aa987722 in g_main_loop_run (loop=0x55f5baaf4900) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4034
>#4  0x00007fb5aaf85916 in gdbus_shared_thread_func (user_data=0x55f5baaf4920)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gio/gdbusprivate.c:246
>#5  0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5baaa19e0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#6  0x00007fb5a911c454 in start_thread (arg=0x7fb5994c9700) at pthread_create.c:334
>#7  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 31 (Thread 0x7fb5937b8700 (LWP 11026)):
>#0  0x00007fb5aca76dcd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007fb5aa98739c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fb5880010c0, timeout=<optimized out>, context=0x55f5bab447c0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4135
>#2  0x00007fb5aa98739c in g_main_context_iterate (context=context@entry=0x55f5bab447c0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3835
>#3  0x00007fb5aa9874ac in g_main_context_iteration (context=0x55f5bab447c0, may_block=1)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3901
>#4  0x00007fb5937c041d in  () at /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
>#5  0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5bad2a280) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#6  0x00007fb5a911c454 in start_thread (arg=0x7fb5937b8700) at pthread_create.c:334
>#7  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 30 (Thread 0x7fb591ccb700 (LWP 11027)):
>#0  0x00007fb5aca76dcd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007fb5aa98739c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fb540001480, timeout=<optimized out>, context=0x7fb540000900) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4135
>#2  0x00007fb5aa98739c in g_main_context_iterate (context=0x7fb540000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3835
>#3  0x00007fb5aa987722 in g_main_loop_run (loop=0x7fb540001240) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4034
>#4  0x00007fb5aa579260 in WTF::RunLoop::run() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa57969e in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#7  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#8  0x00007fb5a911c454 in start_thread (arg=0x7fb591ccb700) at pthread_create.c:334
>#9  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 29 (Thread 0x7fb5914ca700 (LWP 11028)):
>#0  0x00007fb5aca76dcd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007fb5aa98739c in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fb538001480, timeout=<optimized out>, context=0x7fb538000900) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4135
>#2  0x00007fb5aa98739c in g_main_context_iterate (context=0x7fb538000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3835
>#3  0x00007fb5aa987722 in g_main_loop_run (loop=0x7fb538001240) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4034
>#4  0x00007fb5aa579260 in WTF::RunLoop::run() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa57969e in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#7  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#8  0x00007fb5a911c454 in start_thread (arg=0x7fb5914ca700) at pthread_create.c:334
>#9  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 28 (Thread 0x7fb590cc9700 (LWP 11029)):
>#0  0x00007fb5aca76dcd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007fb5aa98739c in g_main_context_iterate (priority=2147483647, n_fds=2, fds=0x7fb53c001480, timeout=<optimized out>, context=0x7fb53c000900) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4135
>#2  0x00007fb5aa98739c in g_main_context_iterate (context=0x7fb53c000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3835
>#3  0x00007fb5aa987722 in g_main_loop_run (loop=0x7fb53c001240) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4034
>#4  0x00007fb5aa579260 in WTF::RunLoop::run() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa57969e in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#7  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#8  0x00007fb5a911c454 in start_thread (arg=0x7fb590cc9700) at pthread_create.c:334
>#9  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 27 (Thread 0x7fb545163700 (LWP 11035)):
>#0  0x00007fb5aca76dcd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007fb5aa98739c in g_main_context_iterate (priority=2147483647, n_fds=2, fds=0x7fb534001480, timeout=<optimized out>, context=0x7fb534000900) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4135
>#2  0x00007fb5aa98739c in g_main_context_iterate (context=0x7fb534000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3835
>#3  0x00007fb5aa987722 in g_main_loop_run (loop=0x7fb534001240) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4034
>#4  0x00007fb5aa579260 in WTF::RunLoop::run() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa57969e in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#7  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#8  0x00007fb5a911c454 in start_thread (arg=0x7fb545163700) at pthread_create.c:334
>#9  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 26 (Thread 0x7fb52d3ff700 (LWP 11042)):
>#0  0x00007fb5a912204f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>#1  0x00007fb5a3f0274c in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
>#2  0x00007fb5aa553b9f in WTF::ParkingLot::parkConditionally(void const*, std::function<bool ()>, std::function<void ()>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#3  0x00007fb5aa0b1097 in JSC::DFG::Worklist::runThread(JSC::DFG::ThreadData*) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#4  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5a911c454 in start_thread (arg=0x7fb52d3ff700) at pthread_create.c:334
>#7  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 25 (Thread 0x7fb5257ff700 (LWP 11118)):
>#0  0x00007fb5a912204f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>#1  0x00007fb5a3f0274c in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
>#2  0x00007fb5aa553b9f in WTF::ParkingLot::parkConditionally(void const*, std::function<bool ()>, std::function<void ()>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#3  0x00007fb5aa0b1097 in JSC::DFG::Worklist::runThread(JSC::DFG::ThreadData*) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#4  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5a911c454 in start_thread (arg=0x7fb5257ff700) at pthread_create.c:334
>#7  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 24 (Thread 0x7fb524ffe700 (LWP 11119)):
>#0  0x00007fb5a912204f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>#1  0x00007fb5a3f0274c in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
>#2  0x00007fb5aa553b9f in WTF::ParkingLot::parkConditionally(void const*, std::function<bool ()>, std::function<void ()>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#3  0x00007fb5aa0b1097 in JSC::DFG::Worklist::runThread(JSC::DFG::ThreadData*) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#4  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5a911c454 in start_thread (arg=0x7fb524ffe700) at pthread_create.c:334
>#7  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 23 (Thread 0x7fb51ffff700 (LWP 11120)):
>#0  0x00007fb5a912204f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>#1  0x00007fb5a3f0274c in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
>#2  0x00007fb5aa553b9f in WTF::ParkingLot::parkConditionally(void const*, std::function<bool ()>, std::function<void ()>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#3  0x00007fb5aa0b1097 in JSC::DFG::Worklist::runThread(JSC::DFG::ThreadData*) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#4  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5a911c454 in start_thread (arg=0x7fb51ffff700) at pthread_create.c:334
>#7  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 22 (Thread 0x7fb51e3ff700 (LWP 11129)):
>#0  0x00007fb5aca76dcd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007fb5aa98739c in g_main_context_iterate (priority=2147483647, n_fds=2, fds=0x7fb514001370, timeout=<optimized out>, context=0x7fb514000900) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4135
>#2  0x00007fb5aa98739c in g_main_context_iterate (context=0x7fb514000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3835
>#3  0x00007fb5aa987722 in g_main_loop_run (loop=0x7fb514001240) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4034
>#4  0x00007fb5aa579260 in WTF::RunLoop::run() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa57969e in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#7  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#8  0x00007fb5a911c454 in start_thread (arg=0x7fb51e3ff700) at pthread_create.c:334
>#9  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 21 (Thread 0x7fb50e7ff700 (LWP 11131)):
>#0  0x00007fb5a912204f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>#1  0x00007fb5a3f0274c in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
>#2  0x00007fb5aa553b9f in WTF::ParkingLot::parkConditionally(void const*, std::function<bool ()>, std::function<void ()>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#3  0x00007fb5aa55220b in WTF::ParallelHelperPool::waitForClientWithTask(WTF::Locker<WTF::LockBase> const&) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#4  0x00007fb5aa5522f7 in WTF::ParallelHelperPool::helperThreadBody() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#7  0x00007fb5a911c454 in start_thread (arg=0x7fb50e7ff700) at pthread_create.c:334
>#8  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 20 (Thread 0x7fb50dffe700 (LWP 11132)):
>#0  0x00007fb5a912204f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>#1  0x00007fb5a3f0274c in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
>#2  0x00007fb5aa553b9f in WTF::ParkingLot::parkConditionally(void const*, std::function<bool ()>, std::function<void ()>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#3  0x00007fb5aa55220b in WTF::ParallelHelperPool::waitForClientWithTask(WTF::Locker<WTF::LockBase> const&) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#4  0x00007fb5aa5522f7 in WTF::ParallelHelperPool::helperThreadBody() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#7  0x00007fb5a911c454 in start_thread (arg=0x7fb50dffe700) at pthread_create.c:334
>#8  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 19 (Thread 0x7fb50d7fd700 (LWP 11133)):
>#0  0x00007fb5a912204f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>#1  0x00007fb5a3f0274c in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
>#2  0x00007fb5aa553b9f in WTF::ParkingLot::parkConditionally(void const*, std::function<bool ()>, std::function<void ()>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#3  0x00007fb5aa55220b in WTF::ParallelHelperPool::waitForClientWithTask(WTF::Locker<WTF::LockBase> const&) ()
>    at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#4  0x00007fb5aa5522f7 in WTF::ParallelHelperPool::helperThreadBody() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#5  0x00007fb5aa556385 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#6  0x00007fb5aa57740a in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#7  0x00007fb5a911c454 in start_thread (arg=0x7fb50d7fd700) at pthread_create.c:334
>#8  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 18 (Thread 0x7fb4ac9d6700 (LWP 11305)):
>#0  0x00007fb5aca76dcd in poll () at ../sysdeps/unix/syscall-template.S:84
>#1  0x00007fb4ff794ae1 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
>#2  0x00007fb4ff786091 in pa_mainloop_poll () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
>#3  0x00007fb4ff78672e in pa_mainloop_iterate () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
>#4  0x00007fb4ff7867e0 in pa_mainloop_run () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
>#5  0x00007fb4ff794a29 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
>#6  0x00007fb4ff32a648 in  () at /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
>#7  0x00007fb5a911c454 in start_thread (arg=0x7fb4ac9d6700) at pthread_create.c:334
>#8  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 17 (Thread 0x7fb4eaa2a700 (LWP 11306)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbc2f in g_cond_wait (cond=cond@entry=0x7fb4e40e19b0, mutex=mutex@entry=0x7fb4e40e1968)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1394
>#2  0x00007fb5a81e3f4d in gst_task_func (task=0x7fb4e40e1950 [GstTask]) at gsttask.c:317
>#3  0x00007fb5aa9ae55e in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:307
>#4  0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5bb168850) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#5  0x00007fb5a911c454 in start_thread (arg=0x7fb4eaa2a700) at pthread_create.c:334
>#6  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 16 (Thread 0x7fb4e37fe700 (LWP 11308)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbc2f in g_cond_wait (cond=cond@entry=0x7fb530031768, mutex=mutex@entry=0x7fb530031760)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1394
>#2  0x00007fb4b05dedf3 in gst_adaptive_demux_stream_download_uri (demux=demux@entry=0x7fb53002ceb0 [GstHLSDemux], stream=stream@entry=0x7fb530031640, uri=uri@entry=0x7fb4d43eb010 "https://video.twimg.com/ext_tw_video/735411536890626052/pu/vid/0/3000/320x180/dytQN9f-JjZzRJ7y.ts", start=<optimized out>, end=<optimized out>) at gstadaptivedemux.c:2498
>#3  0x00007fb4b05e0223 in gst_adaptive_demux_stream_download_loop (stream=0x7fb530031640) at gstadaptivedemux.c:2617
>#4  0x00007fb4b05e0223 in gst_adaptive_demux_stream_download_loop (stream=<optimized out>) at gstadaptivedemux.c:2848
>#5  0x00007fb5a81e3db1 in gst_task_func (task=0x55f5bd755050 [GstTask]) at gsttask.c:332
>#6  0x00007fb5aa9ae55e in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:307
>#7  0x00007fb5aa9adbc5 in g_thread_proxy (data=0x7fb4dc002630) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#8  0x00007fb5a911c454 in start_thread (arg=0x7fb4e37fe700) at pthread_create.c:334
>#9  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 15 (Thread 0x7fb4afbfd700 (LWP 11309)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbd4a in g_cond_wait_until (cond=cond@entry=0x55f5baae9158, mutex=mutex@entry=0x55f5baae9150, end_time=end_time@entry=70119572659) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1441
>#2  0x00007fb5aa95b999 in g_async_queue_pop_intern_unlocked (queue=queue@entry=0x55f5baae9150, wait=wait@entry=1, end_time=end_time@entry=70119572659) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gasyncqueue.c:422
>#3  0x00007fb5aa95bfbb in g_async_queue_timeout_pop (queue=0x55f5baae9150, timeout=timeout@entry=15000000)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gasyncqueue.c:543
>#4  0x00007fb5aa9ae61a in g_thread_pool_thread_proxy () at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:167
>#5  0x00007fb5aa9ae61a in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:364
>#6  0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5bd4864a0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#7  0x00007fb5a911c454 in start_thread (arg=0x7fb4afbfd700) at pthread_create.c:334
>#8  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 14 (Thread 0x7fb4af1db700 (LWP 11311)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbc2f in g_cond_wait (cond=cond@entry=0x7fb4dc005660, mutex=mutex@entry=0x7fb4dc005698)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1394
>#2  0x00007fb4b07ec6a4 in gst_uri_downloader_fetch_uri_with_range (downloader=0x7fb4dc005680 [GstUriDownloader], uri=uri@entry=0x7fb4dc00b800 "https://video.twimg.com/ext_tw_video/735411536890626052/pu/pl/640x360/RKDQNthy9tbt0TuT.m3u8", referer=referer@entry=0x7fb4dc00b870 "https://video.twimg.com/ext_tw_video/735411536890626052/pu/pl/-nHTnkbhSiB_YNZa.m3u8", compress=compress@entry=1, refresh=refresh@entry=1, allow_cache=allow_cache@entry=1, range_start=0, range_end=-1, err=0x0) at gsturidownloader.c:561
>#3  0x00007fb4b07ec8d1 in gst_uri_downloader_fetch_uri (downloader=<optimized out>, uri=uri@entry=0x7fb4dc00b800 "https://video.twimg.com/ext_tw_video/735411536890626052/pu/pl/640x360/RKDQNthy9tbt0TuT.m3u8", referer=referer@entry=0x7fb4dc00b870 "https://video.twimg.com/ext_tw_video/735411536890626052/pu/pl/-nHTnkbhSiB_YNZa.m3u8", compress=compress@entry=1, refresh=refresh@entry=1, allow_cache=allow_cache@entry=1, err=0x0) at gsturidownloader.c:467
>#4  0x00007fb4b09f6dd7 in gst_hls_demux_update_playlist (demux=demux@entry=0x7fb53002ceb0 [GstHLSDemux], update=update@entry=1, err=err@entry=0x0) at gsthlsdemux.c:839
>#5  0x00007fb4b09f75eb in gst_hls_demux_change_playlist (demux=demux@entry=0x7fb53002ceb0 [GstHLSDemux], max_bitrate=max_bitrate@entry=9436461, changed=changed@entry=0x7fb4af1da364) at gsthlsdemux.c:1049
>#6  0x00007fb4b09f790f in gst_hls_demux_select_bitrate (stream=<optimized out>, bitrate=9436461) at gsthlsdemux.c:756
>#7  0x00007fb4b05e2a92 in gst_adaptive_demux_stream_advance_fragment (bitrate=<optimized out>, stream=0x7fb530031640, demux=0x7fb53002ceb0 [GstHLSDemux]) at gstadaptivedemux.c:3280
>#8  0x00007fb4b05e2a92 in gst_adaptive_demux_stream_advance_fragment (duration=<optimized out>, stream=0x7fb530031640, demux=0x7fb53002ceb0 [GstHLSDemux]) at gstadaptivedemux.c:3244
>#9  0x00007fb4b05e2a92 in gst_adaptive_demux_stream_advance_fragment (demux=demux@entry=0x7fb53002ceb0 [GstHLSDemux], stream=stream@entry=0x7fb530031640, duration=<optimized out>) at gstadaptivedemux.c:3179
>#10 0x00007fb4b09f68e2 in gst_hls_demux_finish_fragment (demux=0x7fb53002ceb0 [GstHLSDemux], stream=0x7fb530031640) at gsthlsdemux.c:622
>#11 0x00007fb4b05dd46d in _src_event (pad=<optimized out>, parent=<optimized out>, event=0x7fb4e4005020) at gstadaptivedemux.c:2157
>#12 0x00007fb5a81b0277 in gst_pad_send_event_unchecked (pad=pad@entry=0x7fb4d43a9260 [GstPad], event=event@entry=0x7fb4e4005020, type=<optimized out>, type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:5575
>#13 0x00007fb5a81b06ae in gst_pad_push_event_unchecked (pad=pad@entry=0x55f5bd75b3d0 [GstGhostPad], event=0x7fb4e4005020, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:5233
>#14 0x00007fb5a81b0af0 in push_sticky (pad=pad@entry=0x55f5bd75b3d0 [GstGhostPad], ev=ev@entry=0x7fb4af1da660, user_data=user_data@entry=0x7fb4af1da6d0) at gstpad.c:3778
>#15 0x00007fb5a81ae79f in events_foreach (pad=pad@entry=0x55f5bd75b3d0 [GstGhostPad], func=func@entry=0x7fb5a81b09a0 <push_sticky>, user_data=user_data@entry=0x7fb4af1da6d0) at gstpad.c:601
>#16 0x00007fb5a81ba7a4 in gst_pad_push_event (event=0x7fb4e4005020, pad=0x55f5bd75b3d0 [GstGhostPad]) at gstpad.c:3835
>#17 0x00007fb5a81ba7a4 in gst_pad_push_event (pad=pad@entry=0x55f5bd75b3d0 [GstGhostPad], event=0x7fb4e4005020) at gstpad.c:5364
>#18 0x00007fb5a81ba91b in event_forward_func (pad=pad@entry=0x55f5bd75b3d0 [GstGhostPad], data=data@entry=0x7fb4af1da7d0) at gstpad.c:2981
>#19 0x00007fb5a81b63ce in gst_pad_forward (pad=0x7fb4d42c65e0 [GstProxyPad], forward=forward@entry=0x7fb5a81ba860 <event_forward_func>, user_data=user_data@entry=0x7fb4af1da7d0) at gstpad.c:2935
>#20 0x00007fb5a81b6523 in gst_pad_event_default (pad=<optimized out>, parent=<optimized out>, event=0x7fb4e4005020) at gstpad.c:3032
>#21 0x00007fb5a81b0277 in gst_pad_send_event_unchecked (pad=pad@entry=0x7fb4d42c65e0 [GstProxyPad], event=event@entry=0x7fb4e4005020, type=<optimized out>, type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:5575
>#22 0x00007fb5a81b06ae in gst_pad_push_event_unchecked (pad=pad@entry=0x7fb4d42c8700 [GstPad], event=0x7fb4e4005020, type=type@entry=GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM) at gstpad.c:5233
>#23 0x00007fb5a81b0af0 in push_sticky (pad=pad@entry=0x7fb4d42c8700 [GstPad], ev=ev@entry=0x7fb4af1da9d0, user_data=user_data@entry=0x7fb4af1daa40) at gstpad.c:3778
>#24 0x00007fb5a81ae79f in events_foreach (pad=pad@entry=0x7fb4d42c8700 [GstPad], func=func@entry=0x7fb5a81b09a0 <push_sticky>, user_data=user_data@entry=0x7fb4af1daa40) at gstpad.c:601
>#25 0x00007fb5a81ba7a4 in gst_pad_push_event (event=0x7fb4e4005020, pad=0x7fb4d42c8700 [GstPad]) at gstpad.c:3835
>#26 0x00007fb5a81ba7a4 in gst_pad_push_event (pad=0x7fb4d42c8700 [GstPad], event=event@entry=0x7fb4e4005020) at gstpad.c:5364
>#27 0x00007fb52d783e30 in gst_queue2_loop (queue=0x7fb4d43aa000 [GstQueue2]) at gstqueue2.c:2857
>#28 0x00007fb52d783e30 in gst_queue2_loop (pad=<optimized out>) at gstqueue2.c:2946
>#29 0x00007fb5a81e3db1 in gst_task_func (task=0x7fb4e40e13b0 [GstTask]) at gsttask.c:332
>#30 0x00007fb5aa9ae55e in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:307
>#31 0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5bd491d40) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#32 0x00007fb5a911c454 in start_thread (arg=0x7fb4af1db700) at pthread_create.c:334
>#33 0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 13 (Thread 0x7fb4ae9da700 (LWP 11312)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbc2f in g_cond_wait (cond=cond@entry=0x7fb4e40e1890, mutex=mutex@entry=0x7fb4e40e1848)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1394
>#2  0x00007fb5a81e3f4d in gst_task_func (task=0x7fb4e40e1830 [GstTask]) at gsttask.c:317
>#3  0x00007fb5aa9ae55e in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:307
>#4  0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5bd491940) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#5  0x00007fb5a911c454 in start_thread (arg=0x7fb4ae9da700) at pthread_create.c:334
>#6  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 12 (Thread 0x7fb4ae1d9700 (LWP 11313)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbc2f in g_cond_wait (cond=cond@entry=0x7fb530026338, mutex=mutex@entry=0x7fb530026328)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1394
>#2  0x00007fb5a84b1b52 in _gst_data_queue_wait_non_empty (queue=queue@entry=0x7fb530026380 [GstDataQueue]) at gstdataqueue.c:553
>#3  0x00007fb5a84b2e70 in gst_data_queue_pop (queue=0x7fb530026380 [GstDataQueue], item=item@entry=0x7fb4ae1d8ac0) at gstdataqueue.c:595
>#4  0x00007fb52d7726b5 in gst_multi_queue_loop (pad=<optimized out>) at gstmultiqueue.c:1575
>#5  0x00007fb5a81e3db1 in gst_task_func (task=0x55f5bd7553b0 [GstTask]) at gsttask.c:332
>#6  0x00007fb5aa9ae55e in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:307
>#7  0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5bd4831e0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#8  0x00007fb5a911c454 in start_thread (arg=0x7fb4ae1d9700) at pthread_create.c:334
>#9  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 11 (Thread 0x7fb4ad9d8700 (LWP 11314)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbc2f in g_cond_wait (cond=cond@entry=0x7fb4b80a2328, mutex=mutex@entry=0x7fb4b80a2300)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1394
>#2  0x00007fb52d777066 in gst_queue_chain_buffer_or_list (parent=0x7fb4b80a2080 [GstQueue], obj=0x55f5bdf64950, is_list=0, pad=<optimized out>) at gstqueue.c:1219
>#3  0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64950, type=4112, pad=0x7fb5300242b0 [GstPad]) at gstpad.c:4176
>#4  0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d42c7860 [GstProxyPad], type=type@entry=4112, data=data@entry=0x55f5bdf64950) at gstpad.c:4428
>#5  0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4d42c7860 [GstProxyPad], buffer=buffer@entry=0x55f5bdf64950) at gstpad.c:4547
>#6  0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x55f5bd75aef0 [GstGhostPad], parent=<optimized out>, buffer=0x55f5bdf64950)
>    at gstghostpad.c:126
>#7  0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64950, type=4112, pad=0x55f5bd75aef0 [GstGhostPad]) at gstpad.c:4176
>#8  0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d42caa20 [GstGhostPad], type=type@entry=4112, data=data@entry=0x55f5bdf64950) at gstpad.c:4428
>#9  0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4d42caa20 [GstGhostPad], buffer=buffer@entry=0x55f5bdf64950) at gstpad.c:4547
>#10 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x55f5bd75d180 [GstProxyPad], parent=<optimized out>, buffer=0x55f5bdf64950)
>    at gstghostpad.c:126
>#11 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64950, type=4112, pad=0x55f5bd75d180 [GstProxyPad]) at gstpad.c:4176
>#12 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d42ae950 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdf64950)
>    at gstpad.c:4428
>#13 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d42ae950 [GstPad], buffer=0x55f5bdf64950) at gstpad.c:4547
>#14 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64950, type=4112, pad=0x7fb4d42aeb90 [GstPad]) at gstpad.c:4176
>#15 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d42aedd0 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdf64950)
>    at gstpad.c:4428
>#16 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d42aedd0 [GstPad], buffer=0x55f5bdf64950) at gstpad.c:4547
>#17 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x7fb4b80c8360 [GstVideoConvert], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#18 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64950, type=4112, pad=0x7fb4d42af010 [GstPad]) at gstpad.c:4176
>#19 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x55f5bd75dd10 [GstProxyPad], type=type@entry=4112, data=data@entry=0x55f5bdf64950) at gstpad.c:4428
>#20 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x55f5bd75dd10 [GstProxyPad], buffer=buffer@entry=0x55f5bdf64950) at gstpad.c:4547
>#21 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x7fb4d42cac90 [GstGhostPad], parent=<optimized out>, buffer=0x55f5bdf64950)
>    at gstghostpad.c:126
>#22 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64950, type=4112, pad=0x7fb4d42cac90 [GstGhostPad]) at gstpad.c:4176
>#23 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d43a94a0 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdf64950)
>    at gstpad.c:4428
>#24 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4d43a94a0 [GstPad], buffer=buffer@entry=0x55f5bdf64950) at gstpad.c:4547
>#25 0x00007fb52d9e73be in gst_stream_synchronizer_sink_chain (pad=0x7fb4d43a96e0 [GstPad], parent=0x55f5bd45a820 [GstStreamSynchronizer], buffer=0x55f5bdf64950) at gststreamsynchronizer.c:692
>#26 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64950, type=4112, pad=0x7fb4d43a96e0 [GstPad]) at gstpad.c:4176
>#27 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4e4008050 [GstProxyPad], type=type@entry=4112, data=data@entry=0x55f5bdf64950) at gstpad.c:4428
>#28 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4e4008050 [GstProxyPad], buffer=buffer@entry=0x55f5bdf64950) at gstpad.c:4547
>#29 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x55f5bd75bd90 [GstGhostPad], parent=<optimized out>, buffer=0x55f5bdf64950)
>    at gstghostpad.c:126
>#30 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64950, type=4112, pad=0x55f5bd75bd90 [GstGhostPad]) at gstpad.c:4176
>#31 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb530025930 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdf64950)
>    at gstpad.c:4428
>#32 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb530025930 [GstPad], buffer=buffer@entry=0x55f5bdf64950) at gstpad.c:4547
>#33 0x00007fb52d76a5ff in gst_selector_pad_chain (pad=<optimized out>, parent=0x55f5bab12040 [GstInputSelector], buf=0x55f5bdf64950)
>    at gstinputselector.c:1109
>#34 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64950, type=4112, pad=0x55f5bd76a560 [GstSelectorPad]) at gstpad.c:4176
>#35 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x55f5bd75a530 [GstGhostPad], type=type@entry=4112, data=data@entry=0x55f5bdf64950) at gstpad.c:4428
>#36 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x55f5bd75a530 [GstGhostPad], buffer=buffer@entry=0x55f5bdf64950) at gstpad.c:4547
>#37 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x7fb4e4008be0 [GstProxyPad], parent=<optimized out>, buffer=0x55f5bdf64950)
>    at gstghostpad.c:126
>#38 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64950, type=4112, pad=0x7fb4e4008be0 [GstProxyPad]) at gstpad.c:4176
>#39 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4e40077d0 [GstDecodePad], type=type@entry=4112, data=data@entry=0x55f5bdf64950) at gstpad.c:4428
>#40 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4e40077d0 [GstDecodePad], buffer=buffer@entry=0x55f5bdf64950) at gstpad.c:4547
>#41 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x7fb4d42c6a80 [GstProxyPad], parent=<optimized out>, buffer=0x55f5bdf64950)
>    at gstghostpad.c:126
>#42 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64950, type=4112, pad=0x7fb4d42c6a80 [GstProxyPad]) at gstpad.c:4176
>#43 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x55f5bd781910 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdf64950)
>    at gstpad.c:4428
>#44 0x00007fb5a81b93c3 in gst_pad_push (pad=0x55f5bd781910 [GstPad], buffer=buffer@entry=0x55f5bdf64950) at gstpad.c:4547
>#45 0x00007fb5a78257e7 in gst_video_decoder_clip_and_push_buf (decoder=decoder@entry=0x7fb49c0080c0 [avdec_h264], buf=buf@entry=0x55f5bdf64950) at gstvideodecoder.c:3215
>#46 0x00007fb5a782c1d0 in gst_video_decoder_finish_frame (decoder=0x7fb49c0080c0 [avdec_h264], frame=0x0) at gstvideodecoder.c:3108
>#47 0x00007fb4e296b28f in  () at /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstlibav.so
>#48 0x00007fb4e296bade in  () at /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstlibav.so
>#49 0x00007fb5a78243e6 in gst_video_decoder_decode_frame (decoder=decoder@entry=0x7fb49c0080c0 [avdec_h264], frame=0x55f5bdebabc0)
>    at gstvideodecoder.c:3417
>#50 0x00007fb5a782489d in gst_video_decoder_chain_forward (decoder=decoder@entry=0x7fb49c0080c0 [avdec_h264], buf=buf@entry=0x55f5bdebaab0, at_eos=at_eos@entry=0) at gstvideodecoder.c:2201
>#51 0x00007fb5a7827063 in gst_video_decoder_chain (pad=<optimized out>, parent=0x7fb49c0080c0 [avdec_h264], buf=0x55f5bdebaab0)
>    at gstvideodecoder.c:2503
>#52 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdebaab0, type=4112, pad=0x55f5bd7816d0 [GstPad]) at gstpad.c:4176
>#53 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d43a9920 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdebaab0)
>    at gstpad.c:4428
>#54 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d43a9920 [GstPad], buffer=0x55f5bdebaab0) at gstpad.c:4547
>#55 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x7fb4dc0167b0 [GstCapsFilter], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#56 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdebaab0, type=4112, pad=0x7fb4d43a9b60 [GstPad]) at gstpad.c:4176
>#57 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d43a9da0 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdebaab0)
>    at gstpad.c:4428
>#58 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d43a9da0 [GstPad], buffer=buffer@entry=0x55f5bdebaab0) at gstpad.c:4547
>#59 0x00007fb5a8486049 in gst_base_parse_push_frame (parse=parse@entry=0x7fb4a8015580 [GstH264Parse], frame=frame@entry=0x55f5bd48cde0)
>    at gstbaseparse.c:2512
>#60 0x00007fb5a8489edf in gst_base_parse_finish_frame (frame=0x55f5bd48cde0, parse=0x7fb4a8015580 [GstH264Parse]) at gstbaseparse.c:2331
>#61 0x00007fb5a8489edf in gst_base_parse_finish_frame (parse=parse@entry=0x7fb4a8015580 [GstH264Parse], frame=frame@entry=0x55f5bd48cde0, size=size@entry=408) at gstbaseparse.c:2670
>#62 0x00007fb4e2ddd3e0 in gst_h264_parse_handle_frame (parse=0x7fb4a8015580 [GstH264Parse], frame=0x55f5bd48cde0, skipsize=0x7fb4ad9d78c8)
>    at gsth264parse.c:1228
>#63 0x00007fb5a8482460 in gst_base_parse_handle_buffer (parse=parse@entry=0x7fb4a8015580 [GstH264Parse], buffer=<optimized out>, skip=skip@entry=0x7fb4ad9d78c8, flushed=flushed@entry=0x7fb4ad9d78cc) at gstbaseparse.c:2145
>#64 0x00007fb5a8486d5e in gst_base_parse_chain (pad=<optimized out>, parent=0x7fb4a8015580 [GstH264Parse], buffer=<optimized out>)
>    at gstbaseparse.c:3209
>#65 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb4dc0bd780, type=4112, pad=0x7fb4d42c8040 [GstPad]) at gstpad.c:4176
>#66 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x55f5bd781250 [GstPad], type=type@entry=4112, data=data@entry=0x7fb4dc0bd780)
>    at gstpad.c:4428
>#67 0x00007fb5a81b93c3 in gst_pad_push (pad=0x55f5bd781250 [GstPad], buffer=buffer@entry=0x7fb4dc0bd780) at gstpad.c:4547
>#68 0x00007fb52d773104 in gst_multi_queue_loop (allow_drop=<synthetic pointer>, object=0x7fb4dc0bd780, sq=0x7fb4a8014470, mq=0x55f5bd752770 [GstMultiQueue]) at gstmultiqueue.c:1417
>#69 0x00007fb52d773104 in gst_multi_queue_loop (pad=<optimized out>) at gstmultiqueue.c:1701
>#70 0x00007fb5a81e3db1 in gst_task_func (task=0x55f5bd755dd0 [GstTask]) at gsttask.c:332
>#71 0x00007fb5aa9ae55e in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:307
>#72 0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5bd491f70) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#73 0x00007fb5a911c454 in start_thread (arg=0x7fb4ad9d8700) at pthread_create.c:334
>#74 0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 10 (Thread 0x7fb4ad1d7700 (LWP 11315)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbc2f in g_cond_wait (cond=cond@entry=0x7fb4b80a2618, mutex=mutex@entry=0x7fb4b80a25f0)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1394
>#2  0x00007fb52d777066 in gst_queue_chain_buffer_or_list (parent=0x7fb4b80a2370 [GstQueue], obj=0x7fb49c331280, is_list=0, pad=<optimized out>) at gstqueue.c:1219
>#3  0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c331280, type=4112, pad=0x7fb4d43ee720 [GstPad]) at gstpad.c:4176
>#4  0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x55f5bd756dc0 [GstPad], type=type@entry=4112, data=data@entry=0x7fb49c331280)
>    at gstpad.c:4428
>#5  0x00007fb5a81b93c3 in gst_pad_push (pad=0x55f5bd756dc0 [GstPad], buffer=0x7fb49c331280) at gstpad.c:4547
>#6  0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x55f5bf6ba6d0 [GstScaletempo], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#7  0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c331280, type=4112, pad=0x7fb4d43ee2a0 [GstPad]) at gstpad.c:4176
>#8  0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d43ee060 [GstPad], type=type@entry=4112, data=data@entry=0x7fb49c331280)
>    at gstpad.c:4428
>#9  0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d43ee060 [GstPad], buffer=0x7fb49c331280) at gstpad.c:4547
>#10 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x7fb4b80d07b0 [GstAudioConvert], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#11 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c331280, type=4112, pad=0x55f5bd780b90 [GstPad]) at gstpad.c:4176
>#12 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x55f5bd75d3d0 [GstProxyPad], type=type@entry=4112, data=data@entry=0x7fb49c331280) at gstpad.c:4428
>#13 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x55f5bd75d3d0 [GstProxyPad], buffer=buffer@entry=0x7fb49c331280) at gstpad.c:4547
>#14 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x7fb4d42caf00 [GstGhostPad], parent=<optimized out>, buffer=0x7fb49c331280)
>    at gstghostpad.c:126
>#15 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c331280, type=4112, pad=0x7fb4d42caf00 [GstGhostPad]) at gstpad.c:4176
>#16 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4b80d8070 [GstPad], type=type@entry=4112, data=data@entry=0x7fb49c331280)
>    at gstpad.c:4428
>#17 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4b80d8070 [GstPad], buffer=buffer@entry=0x7fb49c331280) at gstpad.c:4547
>#18 0x00007fb52d9e73be in gst_stream_synchronizer_sink_chain (pad=0x7fb4d42afd90 [GstPad], parent=0x55f5bd45a820 [GstStreamSynchronizer], buffer=0x7fb49c331280) at gststreamsynchronizer.c:692
>#19 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c331280, type=4112, pad=0x7fb4d42afd90 [GstPad]) at gstpad.c:4176
>#20 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4b80da160 [GstTeePad], type=type@entry=4112, data=data@entry=0x7fb49c331280) at gstpad.c:4428
>#21 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4b80da160 [GstTeePad], buffer=0x7fb49c331280) at gstpad.c:4547
>#22 0x00007fb52d78526d in gst_tee_handle_data (tee=tee@entry=0x55f5baaef930 [GstTee], data=data@entry=0x7fb49c331280, is_list=is_list@entry=0) at gsttee.c:656
>#23 0x00007fb52d785489 in gst_tee_chain (pad=<optimized out>, parent=0x55f5baaef930 [GstTee], buffer=0x7fb49c331280) at gsttee.c:776
>#24 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c331280, type=4112, pad=0x7fb4dc010de0 [GstPad]) at gstpad.c:4176
>#25 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4e4008990 [GstProxyPad], type=type@entry=4112, data=data@entry=0x7fb49c331280) at gstpad.c:4428
>#26 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4e4008990 [GstProxyPad], buffer=buffer@entry=0x7fb49c331280) at gstpad.c:4547
>#27 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x55f5bd75bb20 [GstGhostPad], parent=<optimized out>, buffer=0x7fb49c331280)
>    at gstghostpad.c:126
>#28 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c331280, type=4112, pad=0x55f5bd75bb20 [GstGhostPad]) at gstpad.c:4176
>#29 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb5300256f0 [GstPad], type=type@entry=4112, data=data@entry=0x7fb49c331280)
>    at gstpad.c:4428
>#30 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb5300256f0 [GstPad], buffer=buffer@entry=0x7fb49c331280) at gstpad.c:4547
>#31 0x00007fb52d76a5ff in gst_selector_pad_chain (pad=<optimized out>, parent=0x55f5bab12880 [GstInputSelector], buf=0x7fb49c331280)
>    at gstinputselector.c:1109
>#32 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c331280, type=4112, pad=0x55f5bd76b410 [GstSelectorPad]) at gstpad.c:4176
>#33 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d43b0ef0 [GstGhostPad], type=type@entry=4112, data=data@entry=0x7fb49c331280) at gstpad.c:4428
>#34 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4d43b0ef0 [GstGhostPad], buffer=buffer@entry=0x7fb49c331280) at gstpad.c:4547
>#35 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x7fb4e40099c0 [GstProxyPad], parent=<optimized out>, buffer=0x7fb49c331280)
>    at gstghostpad.c:126
>#36 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c331280, type=4112, pad=0x7fb4e40099c0 [GstProxyPad]) at gstpad.c:4176
>#37 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4dc01a310 [GstDecodePad], type=type@entry=4112, data=data@entry=0x7fb49c331280) at gstpad.c:4428
>#38 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4dc01a310 [GstDecodePad], buffer=buffer@entry=0x7fb49c331280) at gstpad.c:4547
>#39 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x7fb4e4009770 [GstProxyPad], parent=<optimized out>, buffer=0x7fb49c331280)
>    at gstghostpad.c:126
>#40 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c331280, type=4112, pad=0x7fb4e4009770 [GstProxyPad]) at gstpad.c:4176
>#41 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb530025270 [GstPad], type=type@entry=4112, data=data@entry=0x7fb49c331280)
>    at gstpad.c:4428
>#42 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb530025270 [GstPad], buffer=0x7fb49c331280) at gstpad.c:4547
>#43 0x00007fb5a7cd00aa in gst_audio_decoder_push_forward (dec=dec@entry=0x7fb4b8003650 [avdec_aac], buf=0x7fb49c331280)
>    at gstaudiodecoder.c:974
>#44 0x00007fb5a7cd0447 in gst_audio_decoder_output (dec=dec@entry=0x7fb4b8003650 [avdec_aac], buf=<optimized out>, 
>    buf@entry=0x7fb49c331280) at gstaudiodecoder.c:1050
>#45 0x00007fb5a7cd6dfe in gst_audio_decoder_finish_frame (dec=0x7fb4b8003650 [avdec_aac], buf=0x7fb49c331280, frames=<optimized out>)
>    at gstaudiodecoder.c:1392
>#46 0x00007fb4e2967e97 in  () at /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstlibav.so
>#47 0x00007fb5a7cd30b0 in gst_audio_decoder_push_buffers (dec=dec@entry=0x7fb4b8003650 [avdec_aac], force=force@entry=0)
>    at gstaudiodecoder.c:1550
>#48 0x00007fb5a7cd34bb in gst_audio_decoder_chain_forward (dec=dec@entry=0x7fb4b8003650 [avdec_aac], buffer=0x0, 
>    buffer@entry=0x7fb49c3318e0) at gstaudiodecoder.c:1664
>#49 0x00007fb5a7cd4850 in gst_audio_decoder_chain (pad=<optimized out>, parent=0x7fb4b8003650 [avdec_aac], buffer=0x7fb49c3318e0)
>    at gstaudiodecoder.c:1922
>#50 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c3318e0, type=4112, pad=0x7fb4d43ee960 [GstPad]) at gstpad.c:4176
>#51 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb530024070 [GstPad], type=type@entry=4112, data=data@entry=0x7fb49c3318e0)
>    at gstpad.c:4428
>#52 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb530024070 [GstPad], buffer=buffer@entry=0x7fb49c3318e0) at gstpad.c:4547
>#53 0x00007fb5a8486049 in gst_base_parse_push_frame (parse=parse@entry=0x7fb4a8053d10 [GstAacParse], frame=frame@entry=0x55f5bd486050)
>    at gstbaseparse.c:2512
>#54 0x00007fb5a8489edf in gst_base_parse_finish_frame (frame=0x55f5bd486050, parse=0x7fb4a8053d10 [GstAacParse]) at gstbaseparse.c:2331
>#55 0x00007fb5a8489edf in gst_base_parse_finish_frame (parse=0x7fb4a8053d10 [GstAacParse], frame=0x55f5bd486050, size=<optimized out>)
>    at gstbaseparse.c:2670
>#56 0x00007fb4af1e2bb2 in  () at /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstaudioparsers.so
>#57 0x00007fb5a8482460 in gst_base_parse_handle_buffer (parse=parse@entry=0x7fb4a8053d10 [GstAacParse], buffer=<optimized out>, skip=skip@entry=0x7fb4ad1d68c8, flushed=flushed@entry=0x7fb4ad1d68cc) at gstbaseparse.c:2145
>#58 0x00007fb5a8486d5e in gst_base_parse_chain (pad=<optimized out>, parent=0x7fb4a8053d10 [GstAacParse], buffer=<optimized out>)
>    at gstbaseparse.c:3209
>#59 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb49c3319f0, type=4112, pad=0x55f5bd781d90 [GstPad]) at gstpad.c:4176
>#60 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4dc011920 [GstPad], type=type@entry=4112, data=data@entry=0x7fb49c3319f0)
>    at gstpad.c:4428
>#61 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4dc011920 [GstPad], buffer=buffer@entry=0x7fb49c3319f0) at gstpad.c:4547
>#62 0x00007fb52d773104 in gst_multi_queue_loop (allow_drop=<synthetic pointer>, object=0x7fb49c3319f0, sq=0x7fb4a8053180, mq=0x55f5bd752770 [GstMultiQueue]) at gstmultiqueue.c:1417
>#63 0x00007fb52d773104 in gst_multi_queue_loop (pad=<optimized out>) at gstmultiqueue.c:1701
>#64 0x00007fb5a81e3db1 in gst_task_func (task=0x55f5bd755ef0 [GstTask]) at gsttask.c:332
>#65 0x00007fb5aa9ae55e in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:307
>#66 0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5bd4860a0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#67 0x00007fb5a911c454 in start_thread (arg=0x7fb4ad1d7700) at pthread_create.c:334
>#68 0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 9 (Thread 0x7fb4a7fff700 (LWP 11316)):
>#0  0x00007fb5a912204f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>#1  0x00007fb4e110ee2e in  () at /usr/lib/x86_64-linux-gnu/libavcodec.so.57
>#2  0x00007fb5a911c454 in start_thread (arg=0x7fb4a7fff700) at pthread_create.c:334
>#3  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 8 (Thread 0x7fb4a77fe700 (LWP 11317)):
>#0  0x00007fb5a912204f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>#1  0x00007fb4e110ee2e in  () at /usr/lib/x86_64-linux-gnu/libavcodec.so.57
>#2  0x00007fb5a911c454 in start_thread (arg=0x7fb4a77fe700) at pthread_create.c:334
>#3  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 7 (Thread 0x7fb4a6ffd700 (LWP 11318)):
>#0  0x00007fb5a912204f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>#1  0x00007fb4e110ee2e in  () at /usr/lib/x86_64-linux-gnu/libavcodec.so.57
>#2  0x00007fb5a911c454 in start_thread (arg=0x7fb4a6ffd700) at pthread_create.c:334
>#3  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 6 (Thread 0x7fb4a67fc700 (LWP 11319)):
>#0  0x00007fb5a912204f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>#1  0x00007fb4e110ee2e in  () at /usr/lib/x86_64-linux-gnu/libavcodec.so.57
>#2  0x00007fb5a911c454 in start_thread (arg=0x7fb4a67fc700) at pthread_create.c:334
>#3  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 5 (Thread 0x7fb4a5ffb700 (LWP 11320)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbc2f in g_cond_wait (cond=cond@entry=0x55f5bf721ec0, mutex=mutex@entry=0x55f5bf721eb8)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1394
>#2  0x00007fb5a8494ccd in gst_base_sink_wait_preroll (sink=sink@entry=0x55f5bf721d90 [WebKitVideoSink]) at gstbasesink.c:2212
>#3  0x00007fb5a84952d3 in gst_base_sink_do_preroll (sink=sink@entry=0x55f5bf721d90 [WebKitVideoSink], obj=obj@entry=0x55f5bdf64620)
>    at gstbasesink.c:2306
>#4  0x00007fb5a8495ba3 in gst_base_sink_do_sync (basesink=basesink@entry=0x55f5bf721d90 [WebKitVideoSink], obj=obj@entry=0x55f5bdf64620, late=late@entry=0x7fb4a5ffa060, step_end=step_end@entry=0x7fb4a5ffa064) at gstbasesink.c:2508
>#5  0x00007fb5a8496ea2 in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x55f5bf721d90 [WebKitVideoSink], obj=obj@entry=0x55f5bdf64620, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3494
>#6  0x00007fb5a8498510 in gst_base_sink_chain_main (basesink=0x55f5bf721d90 [WebKitVideoSink], pad=<optimized out>, obj=0x55f5bdf64620, is_list=0) at gstbasesink.c:3655
>#7  0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64620, type=4112, pad=0x55f5bd757d80 [GstPad]) at gstpad.c:4176
>#8  0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4e40092d0 [GstProxyPad], type=type@entry=4112, data=data@entry=0x55f5bdf64620) at gstpad.c:4428
>#9  0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4e40092d0 [GstProxyPad], buffer=buffer@entry=0x55f5bdf64620) at gstpad.c:4547
>#10 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x7fb4d43b07a0 [GstGhostPad], parent=<optimized out>, buffer=0x55f5bdf64620)
>    at gstghostpad.c:126
>#11 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64620, type=4112, pad=0x7fb4d43b07a0 [GstGhostPad]) at gstpad.c:4176
>#12 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x55f5bd75b640 [GstGhostPad], type=type@entry=4112, data=data@entry=0x55f5bdf64620) at gstpad.c:4428
>#13 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x55f5bd75b640 [GstGhostPad], buffer=buffer@entry=0x55f5bdf64620) at gstpad.c:4547
>#14 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x7fb4d42c7ab0 [GstProxyPad], parent=<optimized out>, buffer=0x55f5bdf64620)
>    at gstghostpad.c:126
>#15 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdf64620, type=4112, pad=0x7fb4d42c7ab0 [GstProxyPad]) at gstpad.c:4176
>#16 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d42c9d80 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdf64620)
>    at gstpad.c:4428
>#17 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d42c9d80 [GstPad], buffer=0x55f5bdf64620) at gstpad.c:4547
>#18 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x7fb4b80c7d80 [GstVideoConvert], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#19 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb4dc10fdd0, type=4112, pad=0x7fb4d42ae050 [GstPad]) at gstpad.c:4176
>#20 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb530024730 [GstPad], type=type@entry=4112, data=data@entry=0x7fb4dc10fdd0)
>    at gstpad.c:4428
>#21 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb530024730 [GstPad], buffer=0x7fb4dc10fdd0) at gstpad.c:4547
>#22 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x7fb4b80a5d00 [GstVideoBalance], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#23 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb4dc10fdd0, type=4112, pad=0x7fb530025b70 [GstPad]) at gstpad.c:4176
>#24 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d43ef260 [GstPad], type=type@entry=4112, data=data@entry=0x7fb4dc10fdd0)
>    at gstpad.c:4428
>#25 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d43ef260 [GstPad], buffer=0x7fb4dc10fdd0) at gstpad.c:4547
>#26 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x7fb4b80c78d0 [GstVideoScale], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#27 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb4dc10fdd0, type=4112, pad=0x7fb4d43efda0 [GstPad]) at gstpad.c:4176
>#28 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4dc010ba0 [GstPad], type=type@entry=4112, data=data@entry=0x7fb4dc10fdd0)
>    at gstpad.c:4428
>#29 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4dc010ba0 [GstPad], buffer=0x7fb4dc10fdd0) at gstpad.c:4547
>#30 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x7fb4b80a12f0 [GstVideoConvert], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#31 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb4dc10fdd0, type=4112, pad=0x7fb530024970 [GstPad]) at gstpad.c:4176
>#32 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d42c7d00 [GstProxyPad], type=type@entry=4112, data=data@entry=0x7fb4dc10fdd0) at gstpad.c:4428
>#33 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4d42c7d00 [GstProxyPad], buffer=buffer@entry=0x7fb4dc10fdd0) at gstpad.c:4547
>#34 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x55f5bd75b8b0 [GstGhostPad], parent=<optimized out>, buffer=0x7fb4dc10fdd0)
>    at gstghostpad.c:126
>#35 0x00007fb5a81b14af in gst_pad_push_data (data=0x7fb4dc10fdd0, type=4112, pad=0x55f5bd75b8b0 [GstGhostPad]) at gstpad.c:4176
>#36 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4dc0102a0 [GstPad], type=type@entry=4112, data=data@entry=0x7fb4dc10fdd0)
>    at gstpad.c:4428
>#37 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4dc0102a0 [GstPad], buffer=buffer@entry=0x7fb4dc10fdd0) at gstpad.c:4547
>#38 0x00007fb52d776979 in gst_queue_loop (queue=0x7fb4b80a2080 [GstQueue]) at gstqueue.c:1356
>#39 0x00007fb52d776979 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1503
>#40 0x00007fb5a81e3db1 in gst_task_func (task=0x7fb4e40e1cb0 [GstTask]) at gsttask.c:332
>#41 0x00007fb5aa9ae55e in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:307
>#42 0x00007fb5aa9adbc5 in g_thread_proxy (data=0x7fb4d43f10a0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#43 0x00007fb5a911c454 in start_thread (arg=0x7fb4a5ffb700) at pthread_create.c:334
>#44 0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 4 (Thread 0x7fb4a57fa700 (LWP 11321)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbc2f in g_cond_wait (cond=cond@entry=0x55f5bf6bb5b0, mutex=mutex@entry=0x55f5bf6bb5a8)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1394
>#2  0x00007fb5a8494ccd in gst_base_sink_wait_preroll (sink=sink@entry=0x55f5bf6bb480 [GstPulseSink]) at gstbasesink.c:2212
>#3  0x00007fb5a84952d3 in gst_base_sink_do_preroll (sink=sink@entry=0x55f5bf6bb480 [GstPulseSink], obj=obj@entry=0x55f5bdeb9180)
>    at gstbasesink.c:2306
>#4  0x00007fb5a8495ba3 in gst_base_sink_do_sync (basesink=basesink@entry=0x55f5bf6bb480 [GstPulseSink], obj=obj@entry=0x55f5bdeb9180, late=late@entry=0x7fb4a57f9150, step_end=step_end@entry=0x7fb4a57f9154) at gstbasesink.c:2508
>#5  0x00007fb5a8496ea2 in gst_base_sink_chain_unlocked (basesink=basesink@entry=0x55f5bf6bb480 [GstPulseSink], obj=obj@entry=0x55f5bdeb9180, is_list=is_list@entry=0, pad=<optimized out>) at gstbasesink.c:3494
>#6  0x00007fb5a8498510 in gst_base_sink_chain_main (basesink=0x55f5bf6bb480 [GstPulseSink], pad=<optimized out>, obj=0x55f5bdeb9180, is_list=0) at gstbasesink.c:3655
>#7  0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdeb9180, type=4112, pad=0x7fb5300254b0 [GstPad]) at gstpad.c:4176
>#8  0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d42c7610 [GstProxyPad], type=type@entry=4112, data=data@entry=0x55f5bdeb9180) at gstpad.c:4428
>#9  0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4d42c7610 [GstProxyPad], buffer=buffer@entry=0x55f5bdeb9180) at gstpad.c:4547
>#10 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x7fb4d43b0530 [GstGhostPad], parent=<optimized out>, buffer=0x55f5bdeb9180)
>    at gstghostpad.c:126
>#11 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdeb9180, type=4112, pad=0x7fb4d43b0530 [GstGhostPad]) at gstpad.c:4176
>#12 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d43a84e0 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdeb9180)
>    at gstpad.c:4428
>#13 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d43a84e0 [GstPad], buffer=0x55f5bdeb9180) at gstpad.c:4547
>#14 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x55f5bd77edf0 [GstAudioResample], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#15 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdeb9180, type=4112, pad=0x55f5bd7564c0 [GstPad]) at gstpad.c:4176
>#16 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4dc010060 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdeb9180)
>    at gstpad.c:4428
>#17 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4dc010060 [GstPad], buffer=0x55f5bdeb9180) at gstpad.c:4547
>#18 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x55f5bf71f860 [GstAudioConvert], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#19 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdeb9180, type=4112, pad=0x7fb4d42af250 [GstPad]) at gstpad.c:4176
>#20 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x55f5bd780950 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdeb9180)
>    at gstpad.c:4428
>#21 0x00007fb5a81b93c3 in gst_pad_push (pad=0x55f5bd780950 [GstPad], buffer=0x55f5bdeb9180) at gstpad.c:4547
>#22 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x55f5bf720560 [GstVolume], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#23 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdeb9180, type=4112, pad=0x7fb4d43a82a0 [GstPad]) at gstpad.c:4176
>#24 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d43ef4a0 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdeb9180)
>    at gstpad.c:4428
>#25 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d43ef4a0 [GstPad], buffer=0x55f5bdeb9180) at gstpad.c:4547
>#26 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x55f5bd77ea50 [GstAudioResample], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#27 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdeb9180, type=4112, pad=0x7fb530025db0 [GstPad]) at gstpad.c:4176
>#28 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d42af490 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdeb9180)
>    at gstpad.c:4428
>#29 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d42af490 [GstPad], buffer=0x55f5bdeb9180) at gstpad.c:4547
>#30 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x55f5bdf443d0 [GstAudioConvert], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#31 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5bdeb9180, type=4112, pad=0x55f5bd757240 [GstPad]) at gstpad.c:4176
>#32 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x55f5bd757480 [GstPad], type=type@entry=4112, data=data@entry=0x55f5bdeb9180)
>    at gstpad.c:4428
>#33 0x00007fb5a81b93c3 in gst_pad_push (pad=0x55f5bd757480 [GstPad], buffer=buffer@entry=0x55f5bdeb9180) at gstpad.c:4547
>#34 0x00007fb52d776979 in gst_queue_loop (queue=0x55f5bd76a820 [GstQueue]) at gstqueue.c:1356
>#35 0x00007fb52d776979 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1503
>#36 0x00007fb5a81e3db1 in gst_task_func (task=0x7fb4e40e1dd0 [GstTask]) at gsttask.c:332
>#37 0x00007fb5aa9ae55e in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:307
>#38 0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5bb168b20) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#39 0x00007fb5a911c454 in start_thread (arg=0x7fb4a57fa700) at pthread_create.c:334
>#40 0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 3 (Thread 0x7fb4a4ff9700 (LWP 11322)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbc2f in g_cond_wait (cond=cond@entry=0x55f5bd76aac8, mutex=mutex@entry=0x55f5bd76aaa0)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1394
>#2  0x00007fb52d777066 in gst_queue_chain_buffer_or_list (parent=0x55f5bd76a820 [GstQueue], obj=0x55f5baaad940, is_list=0, pad=<optimized out>) at gstqueue.c:1219
>#3  0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5baaad940, type=4112, pad=0x55f5bd757900 [GstPad]) at gstpad.c:4176
>#4  0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4e4008e20 [GstTeePad], type=type@entry=4112, data=data@entry=0x55f5baaad940) at gstpad.c:4428
>#5  0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4e4008e20 [GstTeePad], buffer=0x55f5baaad940) at gstpad.c:4547
>#6  0x00007fb52d78526d in gst_tee_handle_data (tee=tee@entry=0x55f5baaefd20 [GstTee], data=data@entry=0x55f5baaad940, is_list=is_list@entry=0) at gsttee.c:656
>#7  0x00007fb52d785489 in gst_tee_chain (pad=<optimized out>, parent=0x55f5baaefd20 [GstTee], buffer=0x55f5baaad940) at gsttee.c:776
>#8  0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5baaad940, type=4112, pad=0x55f5bd780710 [GstPad]) at gstpad.c:4176
>#9  0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x55f5bd75c3a0 [GstProxyPad], type=type@entry=4112, data=data@entry=0x55f5baaad940) at gstpad.c:4428
>#10 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x55f5bd75c3a0 [GstProxyPad], buffer=buffer@entry=0x55f5baaad940) at gstpad.c:4547
>#11 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x55f5bd75a2c0 [GstGhostPad], parent=<optimized out>, buffer=0x55f5baaad940)
>    at gstghostpad.c:126
>#12 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5baaad940, type=4112, pad=0x55f5bd75a2c0 [GstGhostPad]) at gstpad.c:4176
>#13 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d42ca540 [GstGhostPad], type=type@entry=4112, data=data@entry=0x55f5baaad940) at gstpad.c:4428
>#14 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x7fb4d42ca540 [GstGhostPad], buffer=buffer@entry=0x55f5baaad940) at gstpad.c:4547
>#15 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x55f5bd75dac0 [GstProxyPad], parent=<optimized out>, buffer=0x55f5baaad940)
>    at gstghostpad.c:126
>#16 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5baaad940, type=4112, pad=0x55f5bd75dac0 [GstProxyPad]) at gstpad.c:4176
>#17 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d42afb50 [GstPad], type=type@entry=4112, data=data@entry=0x55f5baaad940)
>    at gstpad.c:4428
>#18 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d42afb50 [GstPad], buffer=0x55f5baaad940) at gstpad.c:4547
>#19 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x55f5bd77e310 [GstAudioResample], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#20 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5baaad940, type=4112, pad=0x7fb4d42af910 [GstPad]) at gstpad.c:4176
>#21 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4d42af6d0 [GstPad], type=type@entry=4112, data=data@entry=0x55f5baaad940)
>    at gstpad.c:4428
>#22 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4d42af6d0 [GstPad], buffer=0x55f5baaad940) at gstpad.c:4547
>#23 0x00007fb5a84a228d in gst_base_transform_chain (pad=<optimized out>, parent=0x7fb4b80cd600 [GstAudioConvert], buffer=<optimized out>)
>    at gstbasetransform.c:2369
>#24 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5baaad940, type=4112, pad=0x7fb4d42ae290 [GstPad]) at gstpad.c:4176
>#25 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x55f5bd75d870 [GstProxyPad], type=type@entry=4112, data=data@entry=0x55f5baaad940) at gstpad.c:4428
>#26 0x00007fb5a81b93c3 in gst_pad_push (pad=pad@entry=0x55f5bd75d870 [GstProxyPad], buffer=buffer@entry=0x55f5baaad940) at gstpad.c:4547
>#27 0x00007fb5a81a2473 in gst_proxy_pad_chain_default (pad=0x7fb4d42ca7b0 [GstGhostPad], parent=<optimized out>, buffer=0x55f5baaad940)
>    at gstghostpad.c:126
>#28 0x00007fb5a81b14af in gst_pad_push_data (data=0x55f5baaad940, type=4112, pad=0x7fb4d42ca7b0 [GstGhostPad]) at gstpad.c:4176
>#29 0x00007fb5a81b14af in gst_pad_push_data (pad=pad@entry=0x7fb4dc0104e0 [GstPad], type=type@entry=4112, data=data@entry=0x55f5baaad940)
>    at gstpad.c:4428
>#30 0x00007fb5a81b93c3 in gst_pad_push (pad=0x7fb4dc0104e0 [GstPad], buffer=buffer@entry=0x55f5baaad940) at gstpad.c:4547
>#31 0x00007fb52d776979 in gst_queue_loop (queue=0x7fb4b80a2370 [GstQueue]) at gstqueue.c:1356
>#32 0x00007fb52d776979 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1503
>#33 0x00007fb5a81e3db1 in gst_task_func (task=0x7fb4e40e1ef0 [GstTask]) at gsttask.c:332
>#34 0x00007fb5aa9ae55e in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:307
>#35 0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5bd48a0f0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#36 0x00007fb5a911c454 in start_thread (arg=0x7fb4a4ff9700) at pthread_create.c:334
>#37 0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 2 (Thread 0x7fb497ffe700 (LWP 11324)):
>#0  0x00007fb5aca7ba59 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007fb5aa9cbc2f in g_cond_wait (cond=cond@entry=0x7fb53002f320, mutex=mutex@entry=0x7fb53002f330)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread-posix.c:1394
>#2  0x00007fb5a86d50d5 in gst_app_src_create (bsrc=0x7fb53002f4d0 [GstAppSrc], offset=<optimized out>, size=4096, buf=0x7fb497ffd988)
>    at gstappsrc.c:1211
>#3  0x00007fb5a849be66 in gst_base_src_get_range (src=src@entry=0x7fb53002f4d0 [GstAppSrc], offset=offset@entry=0, length=4096, buf=buf@entry=0x7fb497ffda68) at gstbasesrc.c:2460
>#4  0x00007fb5a849da47 in gst_base_src_loop (pad=0x7fb4d42c8b80 [GstPad]) at gstbasesrc.c:2736
>#5  0x00007fb5a81e3db1 in gst_task_func (task=0x7fb4e40e1050 [GstTask]) at gsttask.c:332
>#6  0x00007fb5aa9ae55e in g_thread_pool_thread_proxy (data=<optimized out>)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthreadpool.c:307
>#7  0x00007fb5aa9adbc5 in g_thread_proxy (data=0x55f5bd48a320) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gthread.c:780
>#8  0x00007fb5a911c454 in start_thread (arg=0x7fb497ffe700) at pthread_create.c:334
>#9  0x00007fb5aca7fe5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
>
>Thread 1 (Thread 0x7fb5af315a80 (LWP 11020)):
>#0  0x00007fb5a9124ccc in __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
>#1  0x00007fb5a911eb82 in __GI___pthread_mutex_lock (mutex=0x7fb53002e460) at ../nptl/pthread_mutex_lock.c:116
>#2  0x00007fb4b05de47a in gst_adaptive_demux_src_query (pad=<optimized out>, parent=0x7fb53002ceb0 [GstHLSDemux], query=0x7fb4d43af0f0)
>    at gstadaptivedemux.c:1494
>#3  0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d42c9240 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#4  0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d43a8ba0 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#5  0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb4d43a8ba0 [GstPad], data=data@entry=0x7ffe22a22cb0) at gstpad.c:3302
>#6  0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4d43a8960 [GstPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a22cb0) at gstpad.c:2935
>#7  0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4d43a8960 [GstPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#8  0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d43a8960 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#9  0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=0x7fb4d43a8de0 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:4053
>#10 0x00007fb4affae97f in gst_ts_demux_srcpad_query (pad=<optimized out>, parent=0x7fb4d41cce70 [GstTSDemux], query=0x7fb4d43af0f0)
>    at tsdemux.c:514
>#11 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d43ef6e0 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#12 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb530025030 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#13 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb530025030 [GstPad], data=data@entry=0x7ffe22a230d0) at gstpad.c:3302
>#14 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4dc011920 [GstPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a230d0) at gstpad.c:2935
>#15 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4dc011920 [GstPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#16 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4dc011920 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#17 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x55f5bd781d90 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#18 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x55f5bd781d90 [GstPad], data=data@entry=0x7ffe22a23340) at gstpad.c:3302
>#19 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb530024070 [GstPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a23340) at gstpad.c:2935
>#20 0x00007fb5a81b6651 in gst_pad_query_default (pad=pad@entry=0x7fb530024070 [GstPad], parent=parent@entry=0x7fb4a8053d10 [GstAacParse], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3369
>#21 0x00007fb5a847f933 in gst_base_parse_src_query_default (parse=0x7fb4a8053d10 [GstAacParse], query=0x7fb4d43af0f0)
>    at gstbaseparse.c:4049
>#22 0x00007fb5a847d24d in gst_base_parse_src_query (pad=<optimized out>, parent=0x7fb4a8053d10 [GstAacParse], query=0x7fb4d43af0f0)
>    at gstbaseparse.c:1584
>#23 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb530024070 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#24 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d43ee960 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#25 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb4d43ee960 [GstPad], data=data@entry=0x7ffe22a23630) at gstpad.c:3302
>#26 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb530025270 [GstPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a23630) at gstpad.c:2935
>#27 0x00007fb5a81b6651 in gst_pad_query_default (pad=pad@entry=0x7fb530025270 [GstPad], parent=parent@entry=0x7fb4b8003650 [avdec_aac], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3369
>#28 0x00007fb5a7cd1064 in gst_audio_decoder_src_query_default (dec=0x7fb4b8003650 [avdec_aac], query=0x7fb4d43af0f0)
>    at gstaudiodecoder.c:2769
>#29 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb530025270 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#30 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4e4009770 [GstProxyPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#31 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb4e4009770 [GstProxyPad], data=data@entry=0x7ffe22a238f0) at gstpad.c:3302
>#32 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4dc01a310 [GstDecodePad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a238f0) at gstpad.c:2935
>#33 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4dc01a310 [GstDecodePad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#34 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4dc01a310 [GstDecodePad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#35 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4e40099c0 [GstProxyPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#36 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb4e40099c0 [GstProxyPad], data=data@entry=0x7ffe22a23b60) at gstpad.c:3302
>#37 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4d43b0ef0 [GstGhostPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a23b60) at gstpad.c:2935
>#38 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4d43b0ef0 [GstGhostPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#39 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d43b0ef0 [GstGhostPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#40 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x55f5bd76b410 [GstSelectorPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#41 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x55f5bd76b410 [GstSelectorPad], data=data@entry=0x7ffe22a23dd0)
>    at gstpad.c:3302
>#42 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb5300256f0 [GstPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a23dd0) at gstpad.c:2935
>#43 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb5300256f0 [GstPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#44 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb5300256f0 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#45 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x55f5bd75bb20 [GstGhostPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#46 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x55f5bd75bb20 [GstGhostPad], data=data@entry=0x7ffe22a24040) at gstpad.c:3302
>#47 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4e4008990 [GstProxyPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a24040) at gstpad.c:2935
>#48 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4e4008990 [GstProxyPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#49 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4e4008990 [GstProxyPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#50 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4dc010de0 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#51 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb4dc010de0 [GstPad], data=data@entry=0x7ffe22a242b0) at gstpad.c:3302
>#52 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4b80da160 [GstTeePad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a242b0) at gstpad.c:2935
>#53 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4b80da160 [GstTeePad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#54 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4b80da160 [GstTeePad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#55 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d42afd90 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#56 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb4d42afd90 [GstPad], data=data@entry=0x7ffe22a24520) at gstpad.c:3302
>#57 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4b80d8070 [GstPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a24520) at gstpad.c:2935
>#58 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4b80d8070 [GstPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#59 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4b80d8070 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#60 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d42caf00 [GstGhostPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#61 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb4d42caf00 [GstGhostPad], data=data@entry=0x7ffe22a24790) at gstpad.c:3302
>#62 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x55f5bd75d3d0 [GstProxyPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a24790) at gstpad.c:2935
>#63 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x55f5bd75d3d0 [GstProxyPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#64 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x55f5bd75d3d0 [GstProxyPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#65 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x55f5bd780b90 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:4053
>#66 0x00007fb5a84a66fc in gst_base_transform_default_query (trans=0x7fb4b80d07b0 [GstAudioConvert], direction=GST_PAD_SRC, query=0x7fb4d43af0f0) at gstbasetransform.c:1603
>#67 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d43ee060 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#68 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d43ee2a0 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:4053
>#69 0x00007fb5a84a66fc in gst_base_transform_default_query (trans=0x55f5bf6ba6d0 [GstScaletempo], direction=GST_PAD_SRC, query=0x7fb4d43af0f0) at gstbasetransform.c:1603
>#70 0x00007fb4ffbe4902 in  () at /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstaudiofx.so
>#71 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x55f5bd756dc0 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#72 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d43ee720 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#73 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb4d43ee720 [GstPad], data=data@entry=0x7ffe22a24e00) at gstpad.c:3302
>#74 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4dc0104e0 [GstPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a24e00) at gstpad.c:2935
>#75 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4dc0104e0 [GstPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#76 0x00007fb52d774a25 in gst_queue_handle_src_query (pad=<optimized out>, parent=0x7fb4b80a2370 [GstQueue], query=0x7fb4d43af0f0)
>    at gstqueue.c:1588
>#77 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4dc0104e0 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#78 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d42ca7b0 [GstGhostPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#79 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb4d42ca7b0 [GstGhostPad], data=data@entry=0x7ffe22a250b0) at gstpad.c:3302
>#80 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x55f5bd75d870 [GstProxyPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a250b0) at gstpad.c:2935
>#81 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x55f5bd75d870 [GstProxyPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#82 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x55f5bd75d870 [GstProxyPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#83 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d42ae290 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:4053
>#84 0x00007fb5a84a66fc in gst_base_transform_default_query (trans=0x7fb4b80cd600 [GstAudioConvert], direction=GST_PAD_SRC, query=0x7fb4d43af0f0) at gstbasetransform.c:1603
>#85 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d42af6d0 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#86 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d42af910 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#87 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb4d42af910 [GstPad], data=data@entry=0x7ffe22a254f0) at gstpad.c:3302
>#88 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4d42afb50 [GstPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a254f0) at gstpad.c:2935
>#89 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4d42afb50 [GstPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#90 0x00007fb50458739d in gst_audio_resample_query (pad=<optimized out>, parent=0x55f5bd77e310 [GstAudioResample], query=0x7fb4d43af0f0)
>    at gstaudioresample.c:1352
>#91 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d42afb50 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#92 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x55f5bd75dac0 [GstProxyPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#93 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x55f5bd75dac0 [GstProxyPad], data=data@entry=0x7ffe22a257d0) at gstpad.c:3302
>#94 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4d42ca540 [GstGhostPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a257d0) at gstpad.c:2935
>#95 0x00007fb5a81b6651 in gst_pad_query_default (pad=pad@entry=0x7fb4d42ca540 [GstGhostPad], parent=<optimized out>, query=query@entry=0x7fb4d43af0f0) at gstpad.c:3369
>#96 0x00007fb52d9e26ae in gst_play_sink_convert_bin_query (pad=0x7fb4d42ca540 [GstGhostPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstplaysinkconvertbin.c:525
>#97 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d42ca540 [GstGhostPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#98 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x55f5bd75a2c0 [GstGhostPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#99 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x55f5bd75a2c0 [GstGhostPad], data=data@entry=0x7ffe22a25ac0) at gstpad.c:3302
>#100 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x55f5bd75c3a0 [GstProxyPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a25ac0) at gstpad.c:2935
>#101 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x55f5bd75c3a0 [GstProxyPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#102 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x55f5bd75c3a0 [GstProxyPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#103 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x55f5bd780710 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#104 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x55f5bd780710 [GstPad], data=data@entry=0x7ffe22a25d30) at gstpad.c:3302
>#105 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4e4008e20 [GstTeePad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a25d30) at gstpad.c:2935
>#106 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4e4008e20 [GstTeePad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#107 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4e4008e20 [GstTeePad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#108 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x55f5bd757900 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#109 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x55f5bd757900 [GstPad], data=data@entry=0x7ffe22a25fa0) at gstpad.c:3302
>#110 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x55f5bd757480 [GstPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a25fa0) at gstpad.c:2935
>#111 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x55f5bd757480 [GstPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#112 0x00007fb52d774a25 in gst_queue_handle_src_query (pad=<optimized out>, parent=0x55f5bd76a820 [GstQueue], query=0x7fb4d43af0f0)
>    at gstqueue.c:1588
>#113 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x55f5bd757480 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#114 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x55f5bd757240 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:4053
>#115 0x00007fb5a84a66fc in gst_base_transform_default_query (trans=0x55f5bdf443d0 [GstAudioConvert], direction=GST_PAD_SRC, query=0x7fb4d43af0f0) at gstbasetransform.c:1603
>#116 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d42af490 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#117 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb530025db0 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#118 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb530025db0 [GstPad], data=data@entry=0x7ffe22a26420) at gstpad.c:3302
>#119 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4d43ef4a0 [GstPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a26420) at gstpad.c:2935
>#120 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4d43ef4a0 [GstPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#121 0x00007fb50458739d in gst_audio_resample_query (pad=<optimized out>, parent=0x55f5bd77ea50 [GstAudioResample], query=0x7fb4d43af0f0)
>    at gstaudioresample.c:1352
>#122 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d43ef4a0 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#123 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d43a82a0 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:4053
>#124 0x00007fb5a84a66fc in gst_base_transform_default_query (trans=0x55f5bf720560 [GstVolume], direction=GST_PAD_SRC, query=0x7fb4d43af0f0)
>    at gstbasetransform.c:1603
>#125 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x55f5bd780950 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#126 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d42af250 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:4053
>#127 0x00007fb5a84a66fc in gst_base_transform_default_query (trans=0x55f5bf71f860 [GstAudioConvert], direction=GST_PAD_SRC, query=0x7fb4d43af0f0) at gstbasetransform.c:1603
>#128 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4dc010060 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#129 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x55f5bd7564c0 [GstPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#130 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x55f5bd7564c0 [GstPad], data=data@entry=0x7ffe22a26aa0) at gstpad.c:3302
>#131 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4d43a84e0 [GstPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a26aa0) at gstpad.c:2935
>#132 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4d43a84e0 [GstPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#133 0x00007fb50458739d in gst_audio_resample_query (pad=<optimized out>, parent=0x55f5bd77edf0 [GstAudioResample], query=0x7fb4d43af0f0)
>    at gstaudioresample.c:1352
>#134 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d43a84e0 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#135 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=pad@entry=0x7fb4d43b0530 [GstGhostPad], query=0x7fb4d43af0f0) at gstpad.c:4053
>#136 0x00007fb5a81b83d3 in query_forward_func (pad=pad@entry=0x7fb4d43b0530 [GstGhostPad], data=data@entry=0x7ffe22a26d80) at gstpad.c:3302
>#137 0x00007fb5a81b63ce in gst_pad_forward (pad=pad@entry=0x7fb4d42c7610 [GstProxyPad], forward=forward@entry=0x7fb5a81b8320 <query_forward_func>, user_data=user_data@entry=0x7ffe22a26d80) at gstpad.c:2935
>#138 0x00007fb5a81b6651 in gst_pad_query_default (pad=0x7fb4d42c7610 [GstProxyPad], parent=<optimized out>, query=0x7fb4d43af0f0)
>    at gstpad.c:3369
>#139 0x00007fb5a81b76d8 in gst_pad_query (pad=pad@entry=0x7fb4d42c7610 [GstProxyPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:3921
>#140 0x00007fb5a81b7ca3 in gst_pad_peer_query (pad=0x7fb5300254b0 [GstPad], query=query@entry=0x7fb4d43af0f0) at gstpad.c:4053
>#141 0x00007fb5a8493991 in default_element_query (element=0x55f5bf6bb480 [GstPulseSink], query=0x7fb4d43af0f0) at gstbasesink.c:4853
>#142 0x00007fb5a7ce0066 in gst_audio_base_sink_query (element=0x55f5bf6bb480 [GstPulseSink], query=0x7fb4d43af0f0)
>    at gstaudiobasesink.c:525
>#143 0x00007fb5a819afb4 in gst_element_query (element=element@entry=0x55f5bf6bb480 [GstPulseSink], query=0x7fb4d43af0f0)
>    at gstelement.c:1699
>#144 0x00007fb5a8175b08 in bin_query_duration_fold (vitem=<optimized out>, ret=0x7ffe22a27110, fold=0x7ffe22a271a0) at gstbin.c:3901
>#145 0x00007fb5a81a813c in gst_iterator_fold (it=it@entry=0x55f5bf759d00, func=func@entry=0x7fb5a8175ab0 <bin_query_duration_fold>, ret=ret@entry=0x7ffe22a27110, user_data=user_data@entry=0x7ffe22a271a0) at gstiterator.c:614
>#146 0x00007fb5a8175c5b in bin_iterate_fold (bin=bin@entry=0x55f5bd762220 [GstAutoAudioSink], iter=iter@entry=0x55f5bf759d00, fold_init=fold_init@entry=0x7fb5a81731e0 <bin_query_min_max_init>, fold_done=fold_done@entry=0x7fb5a81785f0 <bin_query_duration_done>, fold_func=fold_func@entry=0x7fb5a8175ab0 <bin_query_duration_fold>, fold_data=fold_data@entry=0x7ffe22a271a0, default_return=0) at gstbin.c:4071
>#147 0x00007fb5a817a094 in gst_bin_query (element=0x55f5bd762220 [GstAutoAudioSink], query=0x7fb4d43af0f0) at gstbin.c:4181
>#148 0x00007fb5a819afb4 in gst_element_query (element=element@entry=0x55f5bd762220 [GstAutoAudioSink], query=0x7fb4d43af0f0)
>    at gstelement.c:1699
>#149 0x00007fb5a8175b08 in bin_query_duration_fold (vitem=<optimized out>, ret=0x7ffe22a272f0, fold=0x7ffe22a27380) at gstbin.c:3901
>#150 0x00007fb5a81a813c in gst_iterator_fold (it=it@entry=0x55f5bf759c50, func=func@entry=0x7fb5a8175ab0 <bin_query_duration_fold>, ret=ret@entry=0x7ffe22a272f0, user_data=user_data@entry=0x7ffe22a27380) at gstiterator.c:614
>#151 0x00007fb5a8175c5b in bin_iterate_fold (bin=bin@entry=0x7fb4d43b4c20 [GstBin], iter=iter@entry=0x55f5bf759c50, fold_init=fold_init@entry=0x7fb5a81731e0 <bin_query_min_max_init>, fold_done=fold_done@entry=0x7fb5a81785f0 <bin_query_duration_done>, fold_func=fold_func@entry=0x7fb5a8175ab0 <bin_query_duration_fold>, fold_data=fold_data@entry=0x7ffe22a27380, default_return=0) at gstbin.c:4071
>#152 0x00007fb5a817a094 in gst_bin_query (element=0x7fb4d43b4c20 [GstBin], query=0x7fb4d43af0f0) at gstbin.c:4181
>#153 0x00007fb5a819afb4 in gst_element_query (element=element@entry=0x7fb4d43b4c20 [GstBin], query=0x7fb4d43af0f0) at gstelement.c:1699
>#154 0x00007fb5a8175b08 in bin_query_duration_fold (vitem=<optimized out>, ret=0x7ffe22a274d0, fold=0x7ffe22a27560) at gstbin.c:3901
>#155 0x00007fb5a81a813c in gst_iterator_fold (it=it@entry=0x55f5bf759ba0, func=func@entry=0x7fb5a8175ab0 <bin_query_duration_fold>, ret=ret@entry=0x7ffe22a274d0, user_data=user_data@entry=0x7ffe22a27560) at gstiterator.c:614
>#156 0x00007fb5a8175c5b in bin_iterate_fold (bin=bin@entry=0x55f5bde9f1e0 [GstBin], iter=iter@entry=0x55f5bf759ba0, fold_init=fold_init@entry=0x7fb5a81731e0 <bin_query_min_max_init>, fold_done=fold_done@entry=0x7fb5a81785f0 <bin_query_duration_done>, fold_func=fold_func@entry=0x7fb5a8175ab0 <bin_query_duration_fold>, fold_data=fold_data@entry=0x7ffe22a27560, default_return=0) at gstbin.c:4071
>#157 0x00007fb5a817a094 in gst_bin_query (element=0x55f5bde9f1e0 [GstBin], query=0x7fb4d43af0f0) at gstbin.c:4181
>#158 0x00007fb5a819afb4 in gst_element_query (element=element@entry=0x55f5bde9f1e0 [GstBin], query=0x7fb4d43af0f0) at gstelement.c:1699
>#159 0x00007fb5a8175b08 in bin_query_duration_fold (vitem=<optimized out>, ret=0x7ffe22a276b0, fold=0x7ffe22a27740) at gstbin.c:3901
>#160 0x00007fb5a81a813c in gst_iterator_fold (it=it@entry=0x55f5bf759af0, func=func@entry=0x7fb5a8175ab0 <bin_query_duration_fold>, ret=ret@entry=0x7ffe22a276b0, user_data=user_data@entry=0x7ffe22a27740) at gstiterator.c:614
>#161 0x00007fb5a8175c5b in bin_iterate_fold (bin=bin@entry=0x55f5bd750bd0 [GstPlaySink], iter=iter@entry=0x55f5bf759af0, fold_init=fold_init@entry=0x7fb5a81731e0 <bin_query_min_max_init>, fold_done=fold_done@entry=0x7fb5a81785f0 <bin_query_duration_done>, fold_func=fold_func@entry=0x7fb5a8175ab0 <bin_query_duration_fold>, fold_data=fold_data@entry=0x7ffe22a27740, default_return=0) at gstbin.c:4071
>#162 0x00007fb5a817a094 in gst_bin_query (element=0x55f5bd750bd0 [GstPlaySink], query=0x7fb4d43af0f0) at gstbin.c:4181
>#163 0x00007fb5a819afb4 in gst_element_query (element=element@entry=0x55f5bd750bd0 [GstPlaySink], query=0x7fb4d43af0f0)
>    at gstelement.c:1699
>#164 0x00007fb5a8175b08 in bin_query_duration_fold (vitem=<optimized out>, ret=0x7ffe22a27890, fold=0x7ffe22a27920) at gstbin.c:3901
>#165 0x00007fb5a81a813c in gst_iterator_fold (it=it@entry=0x55f5bf759a40, func=func@entry=0x7fb5a8175ab0 <bin_query_duration_fold>, ret=ret@entry=0x7ffe22a27890, user_data=user_data@entry=0x7ffe22a27920) at gstiterator.c:614
>#166 0x00007fb5a8175c5b in bin_iterate_fold (bin=bin@entry=0x55f5bdf41870 [GstPlayBin], iter=iter@entry=0x55f5bf759a40, fold_init=fold_init@entry=0x7fb5a81731e0 <bin_query_min_max_init>, fold_done=fold_done@entry=0x7fb5a81785f0 <bin_query_duration_done>, fold_func=fold_func@entry=0x7fb5a8175ab0 <bin_query_duration_fold>, fold_data=fold_data@entry=0x7ffe22a27920, default_return=0) at gstbin.c:4071
>#167 0x00007fb5a817a094 in gst_bin_query (element=0x55f5bdf41870 [GstPlayBin], query=0x7fb4d43af0f0) at gstbin.c:4181
>#168 0x00007fb52d9c35bd in gst_play_bin_query (element=0x55f5bdf41870 [GstPlayBin], query=0x7fb4d43af0f0) at gstplaybin2.c:2843
>#169 0x00007fb5a819afb4 in gst_element_query (element=element@entry=0x55f5bdf41870 [GstPlayBin], query=query@entry=0x7fb4d43af0f0)
>    at gstelement.c:1699
>#170 0x00007fb5a81ee5c1 in gst_element_query_duration (element=0x55f5bdf41870 [GstPlayBin], format=<optimized out>, duration=0x7ffe22a27a40) at gstutils.c:2271
>#171 0x00007fb5ae1c3748 in  () at /usr/lib/x86_64-linux-gnu/libwebkit2gtk-4.0.so.37
>#172 0x00007fb5ae1c5ea9 in  () at /usr/lib/x86_64-linux-gnu/libwebkit2gtk-4.0.so.37
>#173 0x00007fb5ae1c6cbf in  () at /usr/lib/x86_64-linux-gnu/libwebkit2gtk-4.0.so.37
>#174 0x00007fb5ae1c7a17 in  () at /usr/lib/x86_64-linux-gnu/libwebkit2gtk-4.0.so.37
>#175 0x00007fb5aa5557cc in WTF::RunLoop::performWork() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#176 0x00007fb5aa578a49 in  () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#177 0x00007fb5aa98705a in g_main_context_dispatch (context=0x55f5baaabda0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3154
>#178 0x00007fb5aa98705a in g_main_context_dispatch (context=context@entry=0x55f5baaabda0)
>    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3769
>#179 0x00007fb5aa987400 in g_main_context_iterate (context=0x55f5baaabda0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3840
>#180 0x00007fb5aa987722 in g_main_loop_run (loop=0x55f5bb43c9c0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:4034
>#181 0x00007fb5aa579260 in WTF::RunLoop::run() () at /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
>#182 0x00007fb5ad49ccf9 in  () at /usr/lib/x86_64-linux-gnu/libwebkit2gtk-4.0.so.37
>#183 0x00007fb5ac9b75f0 in __libc_start_main (main=
>    0x55f5b9e24870 <main>, argc=2, argv=0x7ffe22a27f48, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe22a27f38) at libc-start.c:291
>#184 0x000055f5b9e248c9 in _start ()
>Detaching from program: /usr/lib/x86_64-linux-gnu/webkit2gtk-4.0/WebKitWebProcess, process 11020

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Attachments on bug 158070: 279765 | 279766