Here are the brief logs I captured:
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/arm-linux-gnueabihf/libthread_db.so.1".
[New Thread 0xaf773090 (LWP 1953)]
[New Thread 0xa9ebd090 (LWP 1954)]
[New Thread 0xa8f45090 (LWP 1955)]
[New Thread 0xa6f44090 (LWP 1956)]
[New Thread 0xa4dff090 (LWP 1957)]
[New Thread 0xa1ff4090 (LWP 1958)]
[New Thread 0xa0ccc090 (LWP 1959)]
[New Thread 0xa04cb090 (LWP 1960)]
[New Thread 0x9fcca090 (LWP 1961)]
[New Thread 0x9f4c9090 (LWP 1962)]
[New Thread 0x9ecc8090 (LWP 1963)]
[New Thread 0x9dfac090 (LWP 1964)]
[New Thread 0x9bfab090 (LWP 1965)]
[Thread 0x9bfab090 (LWP 1965) exited]
[Thread 0xa0ccc090 (LWP 1959) exited]
[New Thread 0xa0ccc090 (LWP 1970)]
Thread 1 "kstars" received signal SIGSEGV, Segmentation fault.
0x006e9f68 in Ekos::FilterManager::initFilterProperties (this=this@entry=0x2beeca0) at ./kstars/oal/filter.h:44
#0 0x006e9f68 in Ekos::FilterManager::initFilterProperties (this=this@entry=0x2beeca0) at ./kstars/oal/filter.h:44
#1 0x006ea154 in Ekos::FilterManager::initFilterProperties (this=0x2beeca0) at ./kstars/ekos/auxiliary/filtermanager.cpp:237
#2 Ekos::FilterManager::setCurrentFilterWheel (this=0x2beeca0, filter=0x36ed910) at ./kstars/ekos/auxiliary/filtermanager.cpp:232
#3 0x0070173c in Ekos::Capture::checkFilter (this=this@entry=0x3ae6d28, filterNum=
#4 0x007086e4 in Ekos::Capture::addFilter (this=0x3ae6d28, newFilter=newFilter@entry=0x36ed910) at ./kstars/ekos/capture/capture.cpp:475
#5 0x006be654 in Ekos::Manager::setFilter (this=0x35e20f8, filterDevice=<optimized out>) at /usr/include/c++/8/bits/unique_ptr.h:342
#6 0xb4b68380 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/arm-linux-gnueabihf/libQt5Core.so.5
#7 0x0060989e in INDIListener::newFilter (this=this@entry=0x38215d0, _t1=
#8 0x00670702 in INDIListener::registerProperty (this=0x38215d0, prop=0xa9542630) at ./kstars/indi/indilistener.cpp:282
#9 0xb4b64c68 in QMetaCallEvent::placeMetaCall(QObject*) () from /usr/lib/arm-linux-gnueabihf/libQt5Core.so.5
#10 0xb4b68bec in QObject::event(QEvent*) () from /usr/lib/arm-linux-gnueabihf/libQt5Core.so.5
#11 0xb545ddb4 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/arm-linux-gnueabihf/libQt5Widgets.so.5
#12 0xb54662a8 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/arm-linux-gnueabihf/libQt5Widgets.so.5
#13 0x038215d0 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/arm-linux-gnueabihf/libthread_db.so.1".
[New Thread 0xaf773090 (LWP 1981)]
[New Thread 0xa9ebd090 (LWP 1982)]
[New Thread 0xa8fad090 (LWP 1983)]
[New Thread 0xa6fac090 (LWP 1984)]
[New Thread 0xa4dff090 (LWP 1985)]
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