Application: KStars (kstars), signal: Segmentation fault Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [Current thread is 1 (Thread 0x7f0c6b39b940 (LWP 3295))] Thread 8 (Thread 0x7f0c1e526700 (LWP 3335)): #0 0x00007f0c6656951d in read () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f0c616d16f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f0c6168de74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f0c6168e330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f0c6168e49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f0c674997eb in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f0c67440b4a in QEventLoop::exec(QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f0c6725d834 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f0c6a23f3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #9 0x00007f0c672627be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #10 0x00007f0c665606ba in start_thread (arg=0x7f0c1e526700) at pthread_create.c:333 #11 0x00007f0c64e5a3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 7 (Thread 0x7f0c48c2a700 (LWP 3302)): #0 0x00007f0c6656951d in read () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f0c616d16f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f0c6168de74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f0c6168e330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f0c6168e49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f0c674997eb in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f0c67440b4a in QEventLoop::exec(QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f0c6725d834 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f0c672627be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #9 0x00007f0c665606ba in start_thread (arg=0x7f0c48c2a700) at pthread_create.c:333 #10 0x00007f0c64e5a3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 6 (Thread 0x7f0c49482700 (LWP 3301)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225 #1 0x00007f0c67263996 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f0c6725f463 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f0c672627be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f0c665606ba in start_thread (arg=0x7f0c49482700) at pthread_create.c:333 #5 0x00007f0c64e5a3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 5 (Thread 0x7f0c4a0d9700 (LWP 3300)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225 #1 0x00007f0c67263996 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f0c6725f463 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f0c672627be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f0c665606ba in start_thread (arg=0x7f0c4a0d9700) at pthread_create.c:333 #5 0x00007f0c64e5a3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 4 (Thread 0x7f0c4a8da700 (LWP 3299)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225 #1 0x00007f0c67263996 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f0c6725f463 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f0c672627be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f0c665606ba in start_thread (arg=0x7f0c4a8da700) at pthread_create.c:333 #5 0x00007f0c64e5a3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 3 (Thread 0x7f0c4b0db700 (LWP 3298)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225 #1 0x00007f0c67263996 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f0c6725f463 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f0c672627be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f0c665606ba in start_thread (arg=0x7f0c4b0db700) at pthread_create.c:333 #5 0x00007f0c64e5a3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 2 (Thread 0x7f0c55aa9700 (LWP 3296)): #0 0x00007f0c64e4e70d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f0c5f563c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f0c5f5658d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f0c57dfb889 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #4 0x00007f0c672627be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f0c665606ba in start_thread (arg=0x7f0c55aa9700) at pthread_create.c:333 #6 0x00007f0c64e5a3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7f0c6b39b940 (LWP 3295)): [KCrash Handler] #6 0x00007f0c672f3d2b in operator==(QString const&, QString const&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x0000559c85c5d601 in operator!= (s2=..., s1=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:627 #8 Ekos::FilterManager::refreshFilterModel (this=this@entry=0x559c8a03dd90) at /build/kstars-bleeding-l_5TA_/kstars-bleeding-17.12+201711051535~ubuntu16.04.1/kstars/ekos/auxiliary/filtermanager.cpp:79 #9 0x0000559c85c5e8b8 in Ekos::FilterManager::setCurrentFilter (this=0x559c8a03dd90, filter=0x559c8b4be5b0) at /build/kstars-bleeding-l_5TA_/kstars-bleeding-17.12+201711051535~ubuntu16.04.1/kstars/ekos/auxiliary/filtermanager.cpp:185 #10 0x0000559c85c68737 in Ekos::Capture::checkFilter (this=0x559c8acfb2c0, filterNum=) at /build/kstars-bleeding-l_5TA_/kstars-bleeding-17.12+201711051535~ubuntu16.04.1/kstars/ekos/capture/capture.cpp:984 #11 0x0000559c85b605ca in Ekos::Capture::qt_static_metacall (_o=, _c=, _id=, _a=) at /build/kstars-bleeding-l_5TA_/kstars-bleeding-17.12+201711051535~ubuntu16.04.1/obj-x86_64-linux-gnu/kstars/moc_capture.cpp:507 #12 0x00007f0c67471d2a in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #13 0x00007f0c682c3251 in QComboBox::activated(int) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #14 0x00007f0c682c56bb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #15 0x00007f0c682c7f49 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #16 0x00007f0c682cd5dd in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #17 0x00007f0c67471d2a in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #18 0x00007f0c6854c132 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #19 0x00007f0c682c3c38 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #20 0x00007f0c67443172 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #21 0x00007f0c681b103c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #22 0x00007f0c681b6c19 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #23 0x00007f0c6744338b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #24 0x00007f0c681b5b32 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer&, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #25 0x00007f0c6820e91d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #26 0x00007f0c68210b7b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #27 0x00007f0c681b105c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #28 0x00007f0c681b6516 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #29 0x00007f0c6744338b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #30 0x00007f0c679e04e1 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #31 0x00007f0c679e21a5 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #32 0x00007f0c679c5f08 in QWindowSystemInterface::sendWindowSystemEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #33 0x00007f0c57e2d200 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #34 0x00007f0c6168e197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #35 0x00007f0c6168e3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #36 0x00007f0c6168e49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #37 0x00007f0c674997cf in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #38 0x00007f0c67440b4a in QEventLoop::exec(QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #39 0x00007f0c67448bec in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #40 0x0000559c859fd42d in main (argc=1, argv=) at /build/kstars-bleeding-l_5TA_/kstars-bleeding-17.12+201711051535~ubuntu16.04.1/kstars/main.cpp:321