(gdb) thread apply all bt Thread 6 (Thread 0x7fb6bdca6700 (LWP 343685)): #0 0x00007fb7738a7bf6 in __ppoll (fds=fds@entry=0x7fb6dc0015b8, nfds=nfds@entry=1, timeout=, timeout@entry=0x0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:44 #1 0x00007fb775bc27f5 in ppoll (__ss=0x0, __timeout=0x0, __nfds=1, __fds=0x7fb6dc0015b8) at /usr/include/x86_64-linux-gnu/bits/poll2.h:77 #2 qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7fb6dc0015b8) at kernel/qcore_unix.cpp:132 #3 qt_safe_poll (fds=0x7fb6dc0015b8, nfds=nfds@entry=1, timeout_ts=timeout_ts@entry=0x0) at kernel/qcore_unix.cpp:155 #4 0x00007fb775bc45ec in QEventDispatcherUNIX::processEvents (this=, flags=...) at ../../include/QtCore/../../src/corelib/tools/qarraydata.h:61 #5 0x00007fb775b568f1 in QEventLoop::processEvents (this=this@entry=0x7fb6bdca3f20, flags=..., flags@entry=...) at /usr/include/c++/9/bits/atomic_base.h:734 #6 0x00007fb775b56d72 in QEventLoop::exec (this=this@entry=0x7fb6bdca3f20, flags=flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:125 #7 0x00007fb775934a80 in QThread::exec (this=) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #8 0x00007fb775934b31 in QThread::run (this=) at thread/qthread.cpp:616 #9 0x00007fb7759362d6 in QThreadPrivate::start (arg=0x55fe044715a8) at thread/qthread_unix.cpp:329 #10 0x00007fb77398d609 in start_thread (arg=) at pthread_create.c:477 #11 0x00007fb7738b4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 5 (Thread 0x7fb76bbef700 (LWP 343377)): #0 0x00007fb7738a7bf6 in __ppoll (fds=fds@entry=0x7fb6d8187f48, nfds=nfds@entry=1, timeout=, timeout@entry=0x0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:44 #1 0x00007fb775bc27f5 in ppoll (__ss=0x0, __timeout=0x0, __nfds=1, __fds=0x7fb6d8187f48) at /usr/include/x86_64-linux-gnu/bits/poll2.h:77 #2 qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7fb6d8187f48) at kernel/qcore_unix.cpp:132 #3 qt_safe_poll (fds=0x7fb6d8187f48, nfds=nfds@entry=1, timeout_ts=timeout_ts@entry=0x0) at kernel/qcore_unix.cpp:155 #4 0x00007fb775bc45ec in QEventDispatcherUNIX::processEvents (this=, flags=...) at ../../include/QtCore/../../src/corelib/tools/qarraydata.h:61 #5 0x00007fb775b568f1 in QEventLoop::processEvents (this=this@entry=0x7fb76bbecef0, flags=..., flags@entry=...) at /usr/include/c++/9/bits/atomic_base.h:734 #6 0x00007fb775b56d72 in QEventLoop::exec (this=this@entry=0x7fb76bbecef0, flags=flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:125 #7 0x00007fb775934a80 in QThread::exec (this=this@entry=0x55fe057c3920) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #8 0x00007fb77706094c in QQuickPixmapReader::run (this=0x55fe057c3920) at util/qquickpixmapcache.cpp:1024 #9 0x00007fb7759362d6 in QThreadPrivate::start (arg=0x55fe057c3920) at thread/qthread_unix.cpp:329 #10 0x00007fb77398d609 in start_thread (arg=) at pthread_create.c:477 #11 0x00007fb7738b4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 4 (Thread 0x7fb7715ad700 (LWP 343293)): #0 0x00007fb7738a7bf6 in __ppoll (fds=fds@entry=0x7fb76c3f8d58, nfds=nfds@entry=1, timeout=, timeout@entry=0x0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:44 #1 0x00007fb775bc27f5 in ppoll (__ss=0x0, __timeout=0x0, __nfds=1, __fds=0x7fb76c3f8d58) at /usr/include/x86_64-linux-gnu/bits/poll2.h:77 #2 qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7fb76c3f8d58) at kernel/qcore_unix.cpp:132 #3 qt_safe_poll (fds=0x7fb76c3f8d58, nfds=nfds@entry=1, timeout_ts=timeout_ts@entry=0x0) at kernel/qcore_unix.cpp:155 #4 0x00007fb775bc45ec in QEventDispatcherUNIX::processEvents (this=, flags=...) at ../../include/QtCore/../../src/corelib/tools/qarraydata.h:61 #5 0x00007fb775b568f1 in QEventLoop::processEvents (this=this@entry=0x7fb7715aaf10, flags=..., flags@entry=...) at /usr/include/c++/9/bits/atomic_base.h:734 #6 0x00007fb775b56d72 in QEventLoop::exec (this=this@entry=0x7fb7715aaf10, flags=flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:125 #7 0x00007fb775934a80 in QThread::exec (this=this@entry=0x55fe06932bf0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #8 0x00007fb776d6e608 in QQmlThreadPrivate::run (this=0x55fe06932bf0) at qml/ftw/qqmlthread.cpp:155 #9 0x00007fb7759362d6 in QThreadPrivate::start (arg=0x55fe06932bf0) at thread/qthread_unix.cpp:329 #10 0x00007fb77398d609 in start_thread (arg=) at pthread_create.c:477 #11 0x00007fb7738b4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 3 (Thread 0x7fb7731e5700 (LWP 343292)): #0 futex_wait_cancelable (private=, expected=0, futex_word=0x55fe091b86a0) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55fe091b8640, cond=0x55fe091b8678) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=cond@entry=0x55fe091b8678, mutex=mutex@entry=0x55fe091b8640) at pthread_cond_wait.c:638 #3 0x000055fdfef89867 in gpr_cv_wait (cv=cv@entry=0x55fe091b8678, mu=mu@entry=0x55fe091b8640, abs_deadline=...) at src/core/lib/gpr/sync_posix.cc:217 #4 0x000055fdfef9f950 in grpc_core::Executor::ThreadMain (arg=0x55fe091b8640) at src/core/lib/iomgr/executor.cc:245 #5 0x000055fdfef8aeb0 in grpc_core::(anonymous namespace)::ThreadInternalsPosix::::operator() (__closure=0x0, v=) at src/core/lib/gprpp/thd_posix.cc:114 #6 grpc_core::(anonymous namespace)::ThreadInternalsPosix::::_FUN(void *) () at src/core/lib/gprpp/thd_posix.cc:119 #7 0x00007fb77398d609 in start_thread (arg=) at pthread_create.c:477 #8 0x00007fb7738b4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 2 (Thread 0x7fb7729e4700 (LWP 343291)): #0 futex_wait_cancelable (private=, expected=0, futex_word=0x55fe05efbe30) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55fe05efbdd0, cond=0x55fe05efbe08) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=cond@entry=0x55fe05efbe08, mutex=mutex@entry=0x55fe05efbdd0) at pthread_cond_wait.c:638 #3 0x000055fdfef89867 in gpr_cv_wait (cv=cv@entry=0x55fe05efbe08, mu=mu@entry=0x55fe05efbdd0, abs_deadline=...) at src/core/lib/gpr/sync_posix.cc:217 #4 0x000055fdfef9f950 in grpc_core::Executor::ThreadMain (arg=0x55fe05efbdd0) at src/core/lib/iomgr/executor.cc:245 #5 0x000055fdfef8aeb0 in grpc_core::(anonymous namespace)::ThreadInternalsPosix::::operator() (__closure=0x0, v=) at src/core/lib/gprpp/thd_posix.cc:114 #6 grpc_core::(anonymous namespace)::ThreadInternalsPosix::::_FUN(void *) () at src/core/lib/gprpp/thd_posix.cc:119 #7 0x00007fb77398d609 in start_thread (arg=) at pthread_create.c:477 #8 0x00007fb7738b4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 1 (Thread 0x7fb7733c4680 (LWP 342038)): --Type for more, q to quit, c to continue without paging-- #0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38 #1 0x00007fb775938853 in QtLinuxFutex::_q_futex (val3=0, addr2=0x0, val2=0, val=-2147483617, op=0, addr=) at thread/qfutex_p.h:116 #2 QtLinuxFutex::futexWait > (expectedValue=2147483679, futex=...) at thread/qfutex_p.h:135 #3 futexSemaphoreTryAcquire_loop (u=..., curValue=2147483679, curValue@entry=4294967296, nn=nn@entry=137438953503, timeout=-1) at thread/qsemaphore.cpp:219 #4 0x00007fb775938975 in futexSemaphoreTryAcquire (u=..., n=31, timeout=timeout@entry=-1) at /usr/include/c++/9/bits/atomic_base.h:539 #5 0x00007fb77593870c in QSemaphore::acquire (this=this@entry=0x7fff3650b838, n=) at thread/qsemaphore.cpp:326 #6 0x00007fb7763101e0 in convert_generic (dest=, src=, flags=..., flags@entry=...) at image/qimage_conversions.cpp:253 #7 0x00007fb776302080 in QImage::convertToFormat_helper (this=this@entry=0x7fff3650b9f0, format=format@entry=QImage::Format_ARGB32_Premultiplied, flags=flags@entry=...) at image/qimage.cpp:2103 #8 0x00007fb77634189b in QImage::convertToFormat(QImage::Format, QFlags) && (flags=..., f=QImage::Format_ARGB32_Premultiplied, this=0x7fff3650b9f0) at ../../include/QtGui/../../src/gui/image/qimage.h:190 #9 QRasterPlatformPixmap::createPixmapForImage (this=this@entry=0x55fe045f2c50, sourceImage=..., flags=...) at image/qpixmap_raster.cpp:339 #10 0x00007fb776341a1b in QRasterPlatformPixmap::fromImageInPlace (this=0x55fe045f2c50, sourceImage=..., flags=...) at /usr/include/c++/9/bits/move.h:182 #11 0x00007fb77633b187 in QPixmap::fromImageInPlace (image=..., flags=flags@entry=...) at image/qpixmap.cpp:1606 #12 0x00007fb77635b607 in QPixmap::fromImage (flags=..., image=...) at image/qpixmap.h:146 #13 QMoviePrivate::infoForFrame (this=this@entry=0x55fe044c33f0, frameNumber=) at image/qmovie.cpp:408 #14 0x00007fb77635b7bd in QMoviePrivate::next (this=this@entry=0x55fe044c33f0) at image/qmovie.cpp:440 #15 0x00007fb77635ba05 in QMoviePrivate::_q_loadNextFrame (this=0x55fe044c33f0, starting=starting@entry=false) at image/qmovie.cpp:495 #16 0x00007fb77635bb8c in QMoviePrivate::_q_loadNextFrame (this=) at image/qmovie.cpp:489 #17 0x00007fb77635bd2d in QMovie::qt_static_metacall (_o=, _c=, _id=, _a=0x7fff3650bda0) at image/qmovie.h:66 #18 0x00007fb775b9c6df in doActivate (sender=, signal_index=, argv=, argv@entry=0x7fff3650bda0) at kernel/qobject_p.h:207 #19 0x00007fb775b9325e in QMetaObject::activate (sender=sender@entry=0x55fe044c34c0, m=m@entry=0x7fb775f60c80 , local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fff3650bda0) at kernel/qobject.cpp:3946 #20 0x00007fb775ba229c in QTimer::timeout (this=this@entry=0x55fe044c34c0, _t1=...) at .moc/moc_qtimer.cpp:205 #21 0x00007fb775ba24c5 in QTimer::timerEvent (this=0x55fe044c34c0, e=) at kernel/qtimer.cpp:257 #22 0x00007fb775b93cc3 in QObject::event (this=0x55fe044c34c0, e=0x7fff3650c100) at kernel/qobject.cpp:1291 #23 0x00007fb777c74c6c in QApplicationPrivate::notify_helper (this=this@entry=0x55fe052e2c90, receiver=receiver@entry=0x55fe044c34c0, e=e@entry=0x7fff3650c100) at kernel/qapplication.cpp:3632 #24 0x00007fb777c7dca9 in QApplication::notify (this=0x55fe092be670, receiver=0x55fe044c34c0, e=0x7fff3650c100) at kernel/qapplication.cpp:2972 #25 0x00007fb775b58ea7 in QCoreApplication::notifyInternal2 (receiver=0x55fe044c34c0, event=0x7fff3650c100) at kernel/qcoreapplication.cpp:1063 #26 0x00007fb775b590e0 in QCoreApplication::sendEvent (receiver=, event=) at kernel/qcoreapplication.cpp:1458 #27 0x00007fb775bc70e0 in QTimerInfoList::activateTimers (this=this@entry=0x55fe06aa5748) at kernel/qtimerinfo_unix.cpp:677 #28 0x00007fb775bc311e in QEventDispatcherUNIXPrivate::activateTimers (this=this@entry=0x55fe06aa56c0) at kernel/qeventdispatcher_unix.cpp:249 #29 0x00007fb775bc48a1 in QEventDispatcherUNIX::processEvents (this=, flags=...) at kernel/qeventdispatcher_unix.cpp:516 #30 0x00007fb7733850eb in QUnixEventDispatcherQPA::processEvents (this=, flags=...) at qunixeventdispatcher.cpp:63 #31 0x000055fdff340596 in (anonymous namespace)::processQAppEvents() () #32 0x000055fdff342473 in SimulatorScriptEngine::exhaustiveProcessEvents() () #33 0x000055fdfc5742d8 in std::_Function_handler::_M_invoke(std::_Any_data const&) () #34 0x000055fdfc83ed98 in helmet::CommonHackSys::pumpMessages() () #35 0x000055fdfc575295 in CommonPhoenixHelmet::waitAndProcessEvents(unsigned int, QScriptEngine*) () #36 0x000055fdfc585d7e in ScriptBindings::wait_param_exposer::exec() () #37 0x000055fdfc585e6e in ScriptBindings::wait(QScriptContext*, QScriptEngine*) () #38 0x00007fb777a278e3 in QScript::FunctionWrapper::proxyCall (exec=, callee=, thisObject=..., args=...) at ../../include/QtScript/5.15.2/QtScript/private/../../../../../src/script/api/qscriptengine_p.h:174 #39 0x00007fb7778d8018 in QTJSC::NativeFuncWrapper::operator() (this=this@entry=0x7fff3650c4e0, exec=exec@entry=0x7fb76bc00108, jsobj=0x7fb768149740, thisValue=thisValue@entry=..., argList=...) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/CallData.cpp:46 #40 0x00007fb7778a22ef in QTJSC::cti_op_call_NotJSFunction (args=0x7fff3650c550) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/JSObject.h:284 #41 0x00007fb7778a0340 in ctiOpThrowNotCaught () at ../3rdparty/javascriptcore/JavaScriptCore/wtf/Vector.h:100 #42 0x000055fe06b16110 in ?? () #43 0x00007fb768149740 in ?? () #44 0x000055fe0000000d in typeinfo name for (anonymous namespace)::(anonymous namespace)::register_bfcp_bug189155_clients_responsibility_to_re_request_floor::register_bfcp_bug189155_clients_responsibility_to_re_request_floor()::{lambda()#1} () #45 0xffff000000000002 in ?? () #46 0x00007fb768147d40 in ?? () #47 0x00007fb700000004 in ?? () #48 0x0000000000000000 in ?? ()