Regression in Tests

thread apply all bt

\nThread 11 (Thread 0x7fffc5ded700 (LWP 22265)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ffff5f3c432 in Myns::QWaitConditionPrivate::wait (this=0xe37250, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:136
#2  0x00007ffff5f3c1e7 in Myns::QWaitCondition::wait (this=0xe38268, mutex=0xe38260, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007fffe27c7109 in Myns::QSGRenderThreadEventQueue::takeEvent (this=0xe38258, wait=true) at scenegraph/qsgthreadedrenderloop.cpp:253
#4  0x00007fffe27c57fd in Myns::QSGRenderThread::processEventsAndWaitForMore (this=0xe381e0) at scenegraph/qsgthreadedrenderloop.cpp:661
#5  0x00007fffe27c59db in Myns::QSGRenderThread::run (this=0xe381e0) at scenegraph/qsgthreadedrenderloop.cpp:692
#6  0x00007ffff5f3ac59 in Myns::QThreadPrivate::start (arg=0xe381e0) at thread/qthread_unix.cpp:345
#7  0x00007ffff5c6cf6e in start_thread (arg=0x7fffc5ded700) at pthread_create.c:311
#8  0x00007ffff547d9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

\nThread 9 (Thread 0x7fffc7571700 (LWP 22263)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fffcb508903 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007ffff5c6cf6e in start_thread (arg=0x7fffc7571700) at pthread_create.c:311
#3  0x00007ffff547d9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

\nThread 8 (Thread 0x7fffc7d72700 (LWP 22262)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fffcb508903 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007ffff5c6cf6e in start_thread (arg=0x7fffc7d72700) at pthread_create.c:311
#3  0x00007ffff547d9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

\nThread 7 (Thread 0x7fffc8573700 (LWP 22261)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fffcb508903 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007ffff5c6cf6e in start_thread (arg=0x7fffc8573700) at pthread_create.c:311
#3  0x00007ffff547d9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

\nThread 6 (Thread 0x7fffc8d74700 (LWP 22260)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fffcb508903 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007ffff5c6cf6e in start_thread (arg=0x7fffc8d74700) at pthread_create.c:311
#3  0x00007ffff547d9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

\nThread 5 (Thread 0x7fffd8f46700 (LWP 22244)):
#0  0x00007ffff5470f7d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007ffff3bbe6a4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff3bbe7ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff621955d in Myns::QEventDispatcherGlib::processEvents (this=0x7fffd00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007ffff619ec36 in Myns::QEventLoop::processEvents (this=0x7fffd8f45da0, flags=...) at kernel/qeventloop.cpp:136
#5  0x00007ffff619ef01 in Myns::QEventLoop::exec (this=0x7fffd8f45da0, flags=...) at kernel/qeventloop.cpp:212
#6  0x00007ffff5f339d4 in Myns::QThread::exec (this=0xe3b6a0) at thread/qthread.cpp:509
#7  0x00007fffe4291bc1 in Myns::QQmlThreadPrivate::run (this=0xe3b6a0) at qml/ftw/qqmlthread.cpp:148
#8  0x00007ffff5f3ac59 in Myns::QThreadPrivate::start (arg=0xe3b6a0) at thread/qthread_unix.cpp:345
#9  0x00007ffff5c6cf6e in start_thread (arg=0x7fffd8f46700) at pthread_create.c:311
#10 0x00007ffff547d9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

\nThread 4 (Thread 0x7fffd9747700 (LWP 22243)):
#0  0x00007ffff5470f7d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007ffff3bbe6a4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff3bbe7ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff621957d in Myns::QEventDispatcherGlib::processEvents (this=0x7fffcc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:428
#4  0x00007ffff619ec36 in Myns::QEventLoop::processEvents (this=0x7fffd9746da0, flags=...) at kernel/qeventloop.cpp:136
#5  0x00007ffff619ef01 in Myns::QEventLoop::exec (this=0x7fffd9746da0, flags=...) at kernel/qeventloop.cpp:212
#6  0x00007ffff5f339d4 in Myns::QThread::exec (this=0xbb4170) at thread/qthread.cpp:509
#7  0x00007ffff5f33b7a in Myns::QThread::run (this=0xbb4170) at thread/qthread.cpp:576
#8  0x00007ffff5f3ac59 in Myns::QThreadPrivate::start (arg=0xbb4170) at thread/qthread_unix.cpp:345
#9  0x00007ffff5c6cf6e in start_thread (arg=0x7fffd9747700) at pthread_create.c:311
#10 0x00007ffff547d9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

\nThread 3 (Thread 0x7fffd9f48700 (LWP 22241)):
#0  0x00007ffff5475de3 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007ffff6136691 in Myns::QProcessManager::run (this=0x61f610) at io/qprocess_unix.cpp:272
#2  0x00007ffff5f3ac59 in Myns::QThreadPrivate::start (arg=0x61f610) at thread/qthread_unix.cpp:345
#3  0x00007ffff5c6cf6e in start_thread (arg=0x7fffd9f48700) at pthread_create.c:311
#4  0x00007ffff547d9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

\nThread 2 (Thread 0x7fffedbd9700 (LWP 22048)):
#0  0x00007ffff5470f7d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007ffff25c5982 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007ffff25c701f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007ffff027199f in Myns::QXcbEventReader::run (this=0x635290) at qxcbconnection.cpp:1008
#4  0x00007ffff5f3ac59 in Myns::QThreadPrivate::start (arg=0x635290) at thread/qthread_unix.cpp:345
#5  0x00007ffff5c6cf6e in start_thread (arg=0x7fffedbd9700) at pthread_create.c:311
#6  0x00007ffff547d9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

\nThread 1 (Thread 0x7ffff7fd5780 (LWP 21785)):
#0  0x00007ffff0276dbc in Myns::QTypedArrayData<bool (*)(Myns::QXcbConnection*, xcb_generic_event_t*)>::deallocate (data=0x7ffff627ba98 <Myns::qt_array+24>) at ../../../../include/QtCore/../../src/corelib/tools/qarraydata.h:230
#1  0x00007ffff02756b5 in Myns::QVector<bool (*)(Myns::QXcbConnection*, xcb_generic_event_t*)>::freeData (this=0x7fffffffcab0, x=0x7ffff627ba98 <Myns::qt_array+24>) at ../../../../include/QtCore/../../src/corelib/tools/qvector.h:453
#2  0x00007ffff027452e in Myns::QVector<bool (*)(Myns::QXcbConnection*, xcb_generic_event_t*)>::~QVector (this=0x7fffffffcab0, __in_chrg=<optimized out>) at ../../../../include/QtCore/../../src/corelib/tools/qvector.h:76
#3  0x00007ffff0274bdb in Myns::QVector<bool (*)(Myns::QXcbConnection*, xcb_generic_event_t*)>::clear (this=0x626d80) at ../../../../include/QtCore/../../src/corelib/tools/qvector.h:358
#4  0x00007ffff0272237 in Myns::QXcbConnection::processXcbEvents (this=0x626aa0) at qxcbconnection.cpp:1213
#5  0x00007ffff02a2491 in Myns::QXcbConnection::qt_static_metacall (_o=0x626aa0, _c=Myns::QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fffe8015c80) at .moc/debug-shared/moc_qxcbconnection.cpp:179
#6  0x00007ffff61dcc69 in Myns::QMetaCallEvent::placeMetaCall (this=0x7fffe8015bd0, object=0x626aa0) at kernel/qobject.cpp:479
#7  0x00007ffff61ddc26 in Myns::QObject::event (this=0x626aa0, e=0x7fffe8015bd0) at kernel/qobject.cpp:1120
#8  0x00007ffff734f7d4 in Myns::QApplicationPrivate::notify_helper (this=0x61c070, receiver=0x626aa0, e=0x7fffe8015bd0) at kernel/qapplication.cpp:3470