Application: kstars (3.3.9)

Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 5.0.0-37-generic x86_64
Distribution: Ubuntu 18.04.3 LTS

-- Information about the crash:
- What I was doing when the application crashed:
doing platesolving for target acquisition and platesolving for legacy polar alignment

The crash can be reproduced every time.

-- Backtrace:
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 0x7f9e50aa3440 (LWP 2842))]

Thread 10 (Thread 0x7f9e1a756700 (LWP 2883)):
#0  0x00007f9e48d62bf9 in __GI___poll (fds=0x7f9e000036e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9e463fb5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9e463fb6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9e4af1e99b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f9e4aec39fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f9e4ace223a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f9e4ec766f5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f9e4ace717d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f9e49fb36db in start_thread (arg=0x7f9e1a756700) at pthread_create.c:463
#9  0x00007f9e48d6f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f9dff475700 (LWP 2857)):
[KCrash Handler]
#6  0x000055b406f66878 in FITSData::loadWCS (this=0x7f9da00af090) at ./kstars/fitsviewer/fitsdata.cpp:2444
#7  0x000055b406f3f1c2 in QtConcurrent::StoredMemberFunctionPointerCall0<bool, FITSData>::runFunctor (this=0x7f9e10070bf0) at /usr/include/x86_64-linux-gnu/qt5/QtConcurrent/qtconcurrentstoredfunctioncall.h:189
#8  0x000055b406e038e5 in QtConcurrent::RunFunctionTask<bool>::run (this=0x7f9e10070bf0) at /usr/include/x86_64-linux-gnu/qt5/QtConcurrent/qtconcurrentrunbase.h:108
#9  0x00007f9e4ace42b2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f9e4ace717d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f9e49fb36db in start_thread (arg=0x7f9dff475700) at pthread_create.c:463
#12 0x00007f9e48d6f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f9e1b7fe700 (LWP 2851)):
#0  0x00007f9e48d62bf9 in __GI___poll (fds=0x7f9e0c004a10, nfds=1, timeout=9652) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9e463fb5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9e463fb6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9e4af1e99b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f9e4aec39fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f9e4ace223a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f9e4ace717d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f9e49fb36db in start_thread (arg=0x7f9e1b7fe700) at pthread_create.c:463
#8  0x00007f9e48d6f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f9e1bfff700 (LWP 2849)):
#0  0x00007f9e49fb9ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f9e1bffebc0, expected=0, futex_word=0x55b4084e4be0) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f9e1bffec80, mutex=0x55b4084e4b90, cond=0x55b4084e4bb8) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x55b4084e4bb8, mutex=0x55b4084e4b90, abstime=0x7f9e1bffec80) at pthread_cond_wait.c:667
#3  0x00007f9e4ace8468 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f9e4ace453d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f9e4ace717d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f9e49fb36db in start_thread (arg=0x7f9e1bfff700) at pthread_create.c:463
#7  0x00007f9e48d6f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f9e20d2b700 (LWP 2848)):
#0  0x00007f9e49fb9ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f9e20d2abc0, expected=0, futex_word=0x55b4084dfa40) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f9e20d2ac80, mutex=0x55b4084df9f0, cond=0x55b4084dfa18) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x55b4084dfa18, mutex=0x55b4084df9f0, abstime=0x7f9e20d2ac80) at pthread_cond_wait.c:667
#3  0x00007f9e4ace8468 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f9e4ace453d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f9e4ace717d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f9e49fb36db in start_thread (arg=0x7f9e20d2b700) at pthread_create.c:463
#7  0x00007f9e48d6f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f9e2152c700 (LWP 2847)):
#0  0x00007f9e49fb9ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f9e2152bbc0, expected=0, futex_word=0x55b4084efec0) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f9e2152bc80, mutex=0x55b4084efe70, cond=0x55b4084efe98) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x55b4084efe98, mutex=0x55b4084efe70, abstime=0x7f9e2152bc80) at pthread_cond_wait.c:667
#3  0x00007f9e4ace8468 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f9e4ace453d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f9e4ace717d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f9e49fb36db in start_thread (arg=0x7f9e2152c700) at pthread_create.c:463
#7  0x00007f9e48d6f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f9e21ff9700 (LWP 2845)):
#0  0x00007f9e49fb99f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b4081975d8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55b408197588, cond=0x55b4081975b0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55b4081975b0, mutex=0x55b408197588) at pthread_cond_wait.c:655
#3  0x00007f9e230b22cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f9e230b1ff7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f9e49fb36db in start_thread (arg=0x7f9e21ff9700) at pthread_create.c:463
#6  0x00007f9e48d6f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f9e2e0c8700 (LWP 2844)):
#0  0x00007f9e49fbd384 in __libc_read (fd=7, buf=0x7f9e2e0c7ae0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f9e464402d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9e463fb0b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9e463fb570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9e463fb6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9e4af1e99b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f9e4aec39fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f9e4ace223a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f9e4b39bd45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f9e4ace717d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f9e49fb36db in start_thread (arg=0x7f9e2e0c8700) at pthread_create.c:463
#11 0x00007f9e48d6f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f9e35036700 (LWP 2843)):
#0  0x00007f9e48d62bf9 in __GI___poll (fds=0x7f9e35035c28, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9e43181747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f9e4318336a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f9e37de35e9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f9e4ace717d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f9e49fb36db in start_thread (arg=0x7f9e35036700) at pthread_create.c:463
#6  0x00007f9e48d6f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f9e50aa3440 (LWP 2842)):
#0  0x00007f9e49fb99f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b40e4d7d00) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55b40e4d7cb0, cond=0x55b40e4d7cd8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55b40e4d7cd8, mutex=0x55b40e4d7cb0) at pthread_cond_wait.c:655
#3  0x00007f9e4ace85ab in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f9e4acdb0e0 in QFutureInterfaceBase::waitForFinished() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x000055b406f4ad72 in FITSView::loadFITSFromData (this=this@entry=0x55b40c9810d0, data=data@entry=0x55b40b1ebdc0, inFilename=...) at ./kstars/fitsviewer/fitsview.cpp:309
#6  0x000055b40705bf75 in ISD::CCD::loadImageInView (this=this@entry=0x55b40a01ca90, bp=bp@entry=0x7f9dec015bf0, targetChip=targetChip@entry=0x55b40d0620a0, data=data@entry=0x55b40b1ebdc0) at ./kstars/indi/indiccd.cpp:1767
#7  0x000055b407061ff1 in ISD::CCD::processBLOB (this=0x55b40a01ca90, bp=0x7f9dec015bf0) at ./kstars/indi/indiccd.cpp:1749
#8  0x000055b40704f656 in INDIListener::processBLOB (this=<optimized out>, bp=0x7f9dec015bf0) at ./kstars/indi/indilistener.cpp:435
#9  0x000055b406ffa1d4 in INDIListener::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./obj-x86_64-linux-gnu/kstars/KStarsLib_autogen/FRI4DANIHA/moc_indilistener.cpp:189
#10 0x00007f9e4aef4645 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x000055b406fc79a2 in ClientManager::newINDIBLOB (this=<optimized out>, _t1=<optimized out>) at ./obj-x86_64-linux-gnu/kstars/KStarsLib_autogen/FRI4DANIHA/moc_clientmanager.cpp:363
#12 0x00007f9e4aef51b2 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f9e4c34a83c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f9e4c352104 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f9e4aec59c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f9e4aec813d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f9e4af1f353 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f9e463fb417 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f9e463fb650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f9e463fb6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f9e4af1e97f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f9e4aec39fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f9e4aeccaa4 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x000055b406db9412 in main (argc=<optimized out>, argv=<optimized out>) at ./kstars/main.cpp:333

Reported using DrKonqi