我真的不确定这是否是提出这个问题的最佳地点，但是 baloorunner 每次都会不断崩溃，并且没有地址可以报告此错误。
问题是哪里是报告此类问题的最佳地点？以及如何缓解此问题？
这是操作系统：操作系统：Kubuntu 20.04 KDE Plasma 版本：5.18.5 KDE Frameworks 版本：5.68.0 Qt 版本：5.12.8 内核版本：5.4.0-80-generic 操作系统类型：64 位
这是错误报告：
Application: baloorunner (baloorunner), signal: Bus error
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9daaa6cc80 (LWP 11021))]
Thread 3 (Thread 0x7f9da3fff700 (LWP 11023)):
#0 0x00007f9dae3c4aff in __GI___poll (fds=0x7f9d9c0029e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f9daced036e in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f9daced04a3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f9dae961583 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f9dae9084db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f9dae740785 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f9daf225efa in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7 0x00007f9dae7419d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f9dad785609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9 0x00007f9dae3d1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f9da9ba3700 (LWP 11022)):
#0 0x00007f9dae3c4aff in __GI___poll (fds=0x7f9da9ba2ca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f9daca18c1a in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007f9daca1a90a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007f9daa3ae298 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007f9dae7419d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f9dad785609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6 0x00007f9dae3d1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f9daaa6cc80 (LWP 11021)):
[KCrash Handler]
#6 0x00007f9dacd0fafa in ?? () from /usr/lib/x86_64-linux-gnu/liblmdb.so.0
#7 0x00007f9dacd12e80 in ?? () from /usr/lib/x86_64-linux-gnu/liblmdb.so.0
#8 0x00007f9dacd13165 in ?? () from /usr/lib/x86_64-linux-gnu/liblmdb.so.0
#9 0x00007f9dacd13892 in ?? () from /usr/lib/x86_64-linux-gnu/liblmdb.so.0
#10 0x00007f9dacd13ed4 in mdb_get () from /usr/lib/x86_64-linux-gnu/liblmdb.so.0
#11 0x00007f9dae0e253d in Baloo::PostingDB::iter(QByteArray const&) () from /usr/lib/x86_64-linux-gnu/libKF5BalooEngine.so.5
#12 0x00007f9dae0ea938 in Baloo::Transaction::postingIterator(Baloo::EngineQuery const&) const () from /usr/lib/x86_64-linux-gnu/libKF5BalooEngine.so.5
#13 0x00007f9daface2c8 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Baloo.so.5
#14 0x00007f9dafacd548 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Baloo.so.5
#15 0x00007f9daface660 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Baloo.so.5
#16 0x00007f9dafabb1c0 in Baloo::Query::exec() () from /usr/lib/x86_64-linux-gnu/libKF5Baloo.so.5
#17 0x000055f25580213b in ?? ()
#18 0x000055f2558039f7 in ?? ()
#19 0x00007f9dae935458 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f9dae94251e in QTimer::timeout(QTimer::QPrivateSignal) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f9dae935cf5 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f9daf414a66 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007f9daf41e0f0 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007f9dae90993a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f9dae9608b0 in QTimerInfoList::activateTimers() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f9dae96119c in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f9daced017d in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f9daced0400 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f9daced04a3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f9dae961583 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f9dae9084db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f9dae910246 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x000055f255800184 in ?? ()
#34 0x00007f9dae2d60b3 in __libc_start_main (main=0x55f255800110, argc=1, argv=0x7ffe57a741a8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe57a74198) at ../csu/libc-start.c:308
#35 0x000055f2558001fe in _start ()
[Inferior 1 (process 11021) detached]
这个错误报告可能没什么用，但我不确定如何添加更多内容。如果您需要任何其他信息，请告诉我。
谢谢。