Additional Information | Dr. Konqi's callstack (would bet Thread 1 is the culprit) :
Application: freecad-python2 (freecad-python2), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f75728f3780 (LWP 9924))]
Thread 6 (Thread 0x7f74bc7dc700 (LWP 9975)):
#0 0x00007f756f1fa839 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007f7535707722 in () at /usr/lib/x86_64-linux-gnu/libtbb.so.2
0000002 0x00007f7535707769 in () at /usr/lib/x86_64-linux-gnu/libtbb.so.2
0000003 0x00007f756dfad6db in start_thread (arg=0x7f74bc7dc700) at pthread_create.c:463
0000004 0x00007f756f20088f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7f74c57ff700 (LWP 9942)):
#0 0x00007f756f1f3bf9 in __GI___poll (fds=0x7f74c0004a10, nfds=1, timeout=7400) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f756a1ad5c9 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
0000002 0x00007f756a1ad6dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
0000003 0x00007f756fd549bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000004 0x00007f756fcf9a1a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000005 0x00007f756fb1823a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000006 0x00007f756fb1d17d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000007 0x00007f756dfad6db in start_thread (arg=0x7f74c57ff700) at pthread_create.c:463
0000008 0x00007f756f20088f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7f750e4bd700 (LWP 9941)):
#0 0x00007f756dfb39f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f7513666114) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f756dfb39f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x5566f1f690f0, cond=0x7f75136660e8) at pthread_cond_wait.c:502
0000002 0x00007f756dfb39f3 in __pthread_cond_wait (cond=0x7f75136660e8, mutex=0x5566f1f690f0) at pthread_cond_wait.c:655
0000003 0x00007f756f79f86c in std::condition_variable::wait(std::unique_lock<std::mutex>&) () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
0000004 0x00007f75129a70a7 in () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
0000005 0x00007f75129a71e9 in () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
0000006 0x00007f756f7a566f in () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
0000007 0x00007f756dfad6db in start_thread (arg=0x7f750e4bd700) at pthread_create.c:463
0000008 0x00007f756f20088f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f75420c3700 (LWP 9935)):
#0 0x00007f756dfb39f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5566f01762ec) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f756dfb39f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x5566f0176298, cond=0x5566f01762c0) at pthread_cond_wait.c:502
0000002 0x00007f756dfb39f3 in __pthread_cond_wait (cond=0x5566f01762c0, mutex=0x5566f0176298) at pthread_cond_wait.c:655
0000003 0x00007f7542d61dcb in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
0000004 0x00007f7542d61af7 in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
0000005 0x00007f756dfad6db in start_thread (arg=0x7f75420c3700) at pthread_create.c:463
0000006 0x00007f756f20088f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f754e326700 (LWP 9932)):
#0 0x00007f756f1f3bf9 in __GI___poll (fds=0x7f75480192b0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f756a1ad5c9 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
0000002 0x00007f756a1ad6dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
0000003 0x00007f756fd549bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000004 0x00007f756fcf9a1a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000005 0x00007f756fb1823a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000006 0x00007f755f780d45 in () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
0000007 0x00007f756fb1d17d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000008 0x00007f756dfad6db in start_thread (arg=0x7f754e326700) at pthread_create.c:463
0000009 0x00007f756f20088f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f75728f3780 (LWP 9924)):
[KCrash Handler]
0000006 0x00007f7571546a2e in App::PropertyExpressionEngine::setValue(App::ObjectIdentifier const&, boost::shared_ptr<App::Expression>, char const*) () at /usr/lib/freecad-python2/lib/libFreeCADApp.so
0000007 0x00007f7571be2fb8 in Gui::ExpressionBinding::setExpression(boost::shared_ptr<App::Expression>) () at /usr/lib/freecad-python2/lib/libFreeCADGui.so
0000008 0x00007f7571ec0f89 in Gui::DoubleSpinBox::setExpression(boost::shared_ptr<App::Expression>) () at /usr/lib/freecad-python2/lib/libFreeCADGui.so
0000009 0x00007f7571ebf781 in Gui::DoubleSpinBox::finishFormulaDialog() () at /usr/lib/freecad-python2/lib/libFreeCADGui.so
0000010 0x00007f756fd2a665 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000011 0x00007f75704f99ce in QDialog::finished(int) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000012 0x00007f75704fa1e6 in QDialog::done(int) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000013 0x00007f756fd2a665 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000014 0x00007f7570401ba2 in QAbstractButton::clicked(bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000015 0x00007f7570401dba in () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000016 0x00007f757040319a in () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000017 0x00007f757040338d in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000018 0x00007f757034f048 in QWidget::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000019 0x00007f757031083c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000020 0x00007f757031865f in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000021 0x00007f7571bed398 in Gui::GUIApplication::notify(QObject*, QEvent*) () at /usr/lib/freecad-python2/lib/libFreeCADGui.so
0000022 0x00007f756fcfb9e8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000023 0x00007f7570317632 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000024 0x00007f757036a16b in () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000025 0x00007f757036c7da in () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000026 0x00007f757031083c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000027 0x00007f7570318104 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
0000028 0x00007f7571bed398 in Gui::GUIApplication::notify(QObject*, QEvent*) () at /usr/lib/freecad-python2/lib/libFreeCADGui.so
0000029 0x00007f756fcfb9e8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000030 0x00007f756bc25583 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
0000031 0x00007f756bc27055 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
0000032 0x00007f756bbfe2eb in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
0000033 0x00007f755fcd71c0 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
0000034 0x00007f756a1ad417 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
0000035 0x00007f756a1ad650 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
0000036 0x00007f756a1ad6dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
0000037 0x00007f756fd5499f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
0000038 0x00007f756fcf9a1a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00007f756fd02ac4 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007f7571b7cf5f in Gui::Application::runApplication() () at /usr/lib/freecad-python2/lib/libFreeCADGui.so
0000041 0x00005566edfdf592 in main ()
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