https://bugs.kde.org/show_bug.cgi?id=395369
--- Comment #5 from Ardith Metz <itgvk...@grr.la> --- Hi Kåre Särs, I installed QT with debug support and got the below. I hope it will be helpful. Application: Kate (kate), signal: Segmentation fault Using host libthread_db library "/usr/lib/libthread_db.so.1". [Current thread is 1 (Thread 0x6ec8e7cfd800 (LWP 24739))] Thread 3 (Thread 0x6ec8c21b5700 (LWP 24742)): #0 0x00006ec8dea48ffc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0 #1 0x00006ec8c2f91124 in ?? () from /usr/lib/dri/i965_dri.so #2 0x00006ec8c2f90e18 in ?? () from /usr/lib/dri/i965_dri.so #3 0x00006ec8dea43075 in start_thread () from /usr/lib/libpthread.so.0 #4 0x00006ec8e263953f in clone () from /usr/lib/libc.so.6 Thread 2 (Thread 0x6ec8cff50700 (LWP 24740)): #0 0x00006ec8e2d3e78c in QMutex::lock (this=this@entry=0xa14de25f160) at /usr/include/c++/8.1.1/bits/atomic_base.h:742 #1 0x00006ec8e2f4cfd1 in QMutexLocker::QMutexLocker (m=0xa14de25f160, this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:206 #2 QThreadData::canWaitLocked (this=0xa14de25f130) at ../../include/QtCore/5.11.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:254 #3 postEventSourcePrepare (s=0x6ec8c8004fd0, timeout=0x6ec8cff4fb94) at kernel/qeventdispatcher_glib.cpp:259 #4 0x00006ec8da30aa49 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0 #5 0x00006ec8da30b44e in ?? () from /usr/lib/libglib-2.0.so.0 #6 0x00006ec8da30b63e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #7 0x00006ec8e2f4d0c4 in QEventDispatcherGlib::processEvents (this=0x6ec8c8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #8 0x00006ec8e2ef89bc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at ../../include/QtCore/../../src/corelib/global/qflags.h:140 #9 0x00006ec8e2d41b09 in QThread::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:120 #10 0x00006ec8e339d086 in QDBusConnectionManager::run (this=0x6ec8e3617080 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178 #11 0x00006ec8e2d4bbb5 in QThreadPrivate::start(void*) () at thread/qthread_unix.cpp:367 #12 0x00006ec8dea43075 in start_thread () from /usr/lib/libpthread.so.0 #13 0x00006ec8e263953f in clone () from /usr/lib/libc.so.6 Thread 1 (Thread 0x6ec8e7cfd800 (LWP 24739)): [KCrash Handler] #6 0x00006ec8e2f031a7 in QMetaObject::cast (this=0x6ec8e4ab0a60 <QWidgetWindow::staticMetaObject>, obj=obj@entry=0xa14def773c0) at kernel/qmetaobject.cpp:366 #7 0x00006ec8e2f031e6 in QMetaObject::cast (this=<optimized out>, obj=obj@entry=0xa14def773c0) at kernel/qmetaobject.cpp:355 #8 0x00006ec8e43d9504 in qobject_cast<QWidgetWindow*> (object=0xa14def773c0) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:499 #9 QApplicationPrivate::notifyActiveWindowChange (this=<optimized out>, previous=<optimized out>) at kernel/qapplication.cpp:2186 #10 0x00006ec8e3c02d35 in QGuiApplicationPrivate::processActivatedEvent (e=<optimized out>) at kernel/qguiapplication.cpp:2304 #11 0x00006ec8e3c02f6e in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0xa14def7fda0) at kernel/qguiapplication.cpp:1837 #12 0x00006ec8e3bdcbfc in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:1032 #13 0x00006ec8d57be5ed in QPAEventDispatcherGlib::processEvents (this=0xa14de22bb70, flags=...) at qeventdispatcher_glib.cpp:70 #14 0x00006ec8e2ef89bc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at ../../include/QtCore/../../src/corelib/global/qflags.h:140 #15 0x00006ec8e2f00cb6 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:120 #16 0x00000a14ca57d6bd in ?? () #17 0x00006ec8e256406b in __libc_start_main () from /usr/lib/libc.so.6 #18 0x00000a14ca57eeba in _start () -- You are receiving this mail because: You are watching all bug changes.