The crashes are random, last time it crashed when tried to open curly brace after namespace word

Here is a backtrace:
Application: KDevelop (kdevelop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd52c6367c0 (LWP 22406))]

Thread 16 (Thread 0x7fd5108b4700 (LWP 22407)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd5255aee77 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fd5258bc660 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007fd5255aeea9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007fd528176f8e in start_thread (arg=0x7fd5108b4700) at pthread_create.c:311
#4  0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 15 (Thread 0x7fd50f4aa700 (LWP 22408)):
#0  0x00007fd52907c3cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd52343f1dc in g_main_context_poll (n_fds=2, fds=0x7fd508002bb0, timeout=-1, context=0x7fd5080009a0, priority=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3995
#2  g_main_context_iterate (context=context@entry=0x7fd5080009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3696
#3  0x00007fd52343f304 in g_main_context_iteration (context=0x7fd5080009a0, may_block=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3762
#4  0x00007fd52a4ae036 in QEventDispatcherGlib::processEvents (this=0x7fd5080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007fd52a47e38f in QEventLoop::processEvents (this=this@entry=0x7fd50f4a9d90, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fd52a47e618 in QEventLoop::exec (this=this@entry=0x7fd50f4a9d90, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fd52a380410 in QThread::exec (this=this@entry=0x2035f90) at thread/qthread.cpp:542
#8  0x00007fd52a45fedf in QInotifyFileSystemWatcherEngine::run (this=0x2035f90) at io/qfilesystemwatcher_inotify.cpp:256
#9  0x00007fd52a382bec in QThreadPrivate::start (arg=0x2035f90) at thread/qthread_unix.cpp:338
#10 0x00007fd528176f8e in start_thread (arg=0x7fd50f4aa700) at pthread_create.c:311
#11 0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 14 (Thread 0x7fd507d2c700 (LWP 22409)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007fd52a3830a7 in wait (time=1000, this=0x34ec340) at thread/qwaitcondition_unix.cpp:84
#2  QWaitCondition::wait (this=this@entry=0x3516288, mutex=mutex@entry=0x3516290, time=time@entry=1000) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fd526249deb in KDevelop::DUChainPrivate::CleanupThread::run (this=0x3516270) at /home/mcencora/tmp/kdevplatform/language/duchain/duchain.cpp:282
#4  0x00007fd52a382bec in QThreadPrivate::start (arg=0x3516270) at thread/qthread_unix.cpp:338
#5  0x00007fd528176f8e in start_thread (arg=0x7fd507d2c700) at pthread_create.c:311
#6  0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 13 (Thread 0x7fd4f7095700 (LWP 22410)):
#0  0x00007fd52907c3cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd52343f1dc in g_main_context_poll (n_fds=1, fds=0x7fd4f0002a10, timeout=-1, context=0x7fd4f00009a0, priority=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3995
#2  g_main_context_iterate (context=context@entry=0x7fd4f00009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3696
#3  0x00007fd52343f304 in g_main_context_iteration (context=0x7fd4f00009a0, may_block=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3762
#4  0x00007fd52a4ae016 in QEventDispatcherGlib::processEvents (this=0x7fd4f00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fd52a47e38f in QEventLoop::processEvents (this=this@entry=0x7fd4f7094dc0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fd52a47e618 in QEventLoop::exec (this=this@entry=0x7fd4f7094dc0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fd52a380410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#8  0x00007fd52a382bec in QThreadPrivate::start (arg=0x3e9c8c8) at thread/qthread_unix.cpp:338
#9  0x00007fd528176f8e in start_thread (arg=0x7fd4f7095700) at pthread_create.c:311
#10 0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 12 (Thread 0x7fd4f6894700 (LWP 22411)):
#0  0x00007fd529081233 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd52a45e132 in QProcessManager::run (this=0x7fd52a7dd540 <processManager()::processManager>) at io/qprocess_unix.cpp:245
#2  0x00007fd52a382bec in QThreadPrivate::start (arg=0x7fd52a7dd540 <processManager()::processManager>) at thread/qthread_unix.cpp:338
#3  0x00007fd528176f8e in start_thread (arg=0x7fd4f6894700) at pthread_create.c:311
#4  0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 11 (Thread 0x7fd4eef3f700 (LWP 22413)):
#0  0x00007fd52907c3cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd52343f1dc in g_main_context_poll (n_fds=1, fds=0x7fd4e4002ea0, timeout=-1, context=0x7fd4e40009a0, priority=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3995
#2  g_main_context_iterate (context=context@entry=0x7fd4e40009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3696
#3  0x00007fd52343f304 in g_main_context_iteration (context=0x7fd4e40009a0, may_block=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3762
#4  0x00007fd52a4ae016 in QEventDispatcherGlib::processEvents (this=0x7fd4e40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fd52a47e38f in QEventLoop::processEvents (this=this@entry=0x7fd4eef3edc0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fd52a47e618 in QEventLoop::exec (this=this@entry=0x7fd4eef3edc0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fd52a380410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#8  0x00007fd52a382bec in QThreadPrivate::start (arg=0x42e6ca0) at thread/qthread_unix.cpp:338
#9  0x00007fd528176f8e in start_thread (arg=0x7fd4eef3f700) at pthread_create.c:311
#10 0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 10 (Thread 0x7fd4ee73e700 (LWP 22414)):
#0  g_mutex_get_impl (mutex=0x7fd4dc0009a0) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:123
#1  0x00007fd52347e5e9 in g_mutex_unlock (mutex=mutex@entry=0x7fd4dc0009a0) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:229
#2  0x00007fd52343e366 in g_main_context_acquire (context=0x7fd4dc0009a0) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3129
#3  0x00007fd52343f0b4 in g_main_context_iterate (context=context@entry=0x7fd4dc0009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3651
#4  0x00007fd52343f304 in g_main_context_iteration (context=0x7fd4dc0009a0, may_block=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3762
#5  0x00007fd52a4ae036 in QEventDispatcherGlib::processEvents (this=0x7fd4dc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fd52a47e38f in QEventLoop::processEvents (this=this@entry=0x7fd4ee73ddc0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fd52a47e618 in QEventLoop::exec (this=this@entry=0x7fd4ee73ddc0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fd52a380410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#9  0x00007fd52a382bec in QThreadPrivate::start (arg=0x4274670) at thread/qthread_unix.cpp:338
#10 0x00007fd528176f8e in start_thread (arg=0x7fd4ee73e700) at pthread_create.c:311
#11 0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 9 (Thread 0x7fd4e2a36700 (LWP 22423)):
#0  0x00007fd52907c3cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd52343f1dc in g_main_context_poll (n_fds=2, fds=0x7fd4d8002bb0, timeout=-1, context=0x7fd4d80009a0, priority=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3995
#2  g_main_context_iterate (context=context@entry=0x7fd4d80009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3696
#3  0x00007fd52343f304 in g_main_context_iteration (context=0x7fd4d80009a0, may_block=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3762
#4  0x00007fd52a4ae036 in QEventDispatcherGlib::processEvents (this=0x7fd4d80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007fd52a47e38f in QEventLoop::processEvents (this=this@entry=0x7fd4e2a35d90, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fd52a47e618 in QEventLoop::exec (this=this@entry=0x7fd4e2a35d90, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fd52a380410 in QThread::exec (this=this@entry=0x5e86320) at thread/qthread.cpp:542
#8  0x00007fd52a45fedf in QInotifyFileSystemWatcherEngine::run (this=0x5e86320) at io/qfilesystemwatcher_inotify.cpp:256
#9  0x00007fd52a382bec in QThreadPrivate::start (arg=0x5e86320) at thread/qthread_unix.cpp:338
#10 0x00007fd528176f8e in start_thread (arg=0x7fd4e2a36700) at pthread_create.c:311
#11 0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 8 (Thread 0x7fd4d77fe700 (LWP 22533)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd520007585 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fd5200075d9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fd528176f8e in start_thread (arg=0x7fd4d77fe700) at pthread_create.c:311
#4  0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 7 (Thread 0x7fd4d7fff700 (LWP 22534)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd51fd4da09 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fd520035cee in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fd528176f8e in start_thread (arg=0x7fd4d7fff700) at pthread_create.c:311
#4  0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 6 (Thread 0x7fd4d5e7d700 (LWP 22535)):
#0  __pthread_mutex_unlock_usercnt (mutex=0x7fd4d0000980, decr=1) at pthread_mutex_unlock.c:38
#1  0x00007fd52347e5f1 in g_mutex_unlock (mutex=mutex@entry=0x7fd4d00008c0) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:229
#2  0x00007fd52343f1d1 in g_main_context_poll (n_fds=1, fds=0x7fd4d00013e0, timeout=2266, context=0x7fd4d00008c0, priority=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3994
#3  g_main_context_iterate (context=context@entry=0x7fd4d00008c0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3696
#4  0x00007fd52343f304 in g_main_context_iteration (context=0x7fd4d00008c0, may_block=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3762
#5  0x00007fd52a4ae036 in QEventDispatcherGlib::processEvents (this=0x7fd4d0002600, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fd52a47e38f in QEventLoop::processEvents (this=this@entry=0x7fd4d5e7cdc0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fd52a47e618 in QEventLoop::exec (this=this@entry=0x7fd4d5e7cdc0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fd52a380410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#9  0x00007fd52a382bec in QThreadPrivate::start (arg=0x5f3aa60) at thread/qthread_unix.cpp:338
#10 0x00007fd528176f8e in start_thread (arg=0x7fd4d5e7d700) at pthread_create.c:311
#11 0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7fd4d520e700 (LWP 22715)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd52a38314b in wait (time=18446744073709551615, this=0x2629000) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x2628ed8, mutex=0x2629180, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fd520d1c041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2628eb0, th=0x40352e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fd520d1e94b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2629210, th=0x40352e0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fd520d1d63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7fd4d520ddc0, parent=0x2628eb0, th=th@entry=0x40352e0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fd520d1d6cb in ThreadWeaver::Thread::run (this=0x40352e0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fd52a382bec in QThreadPrivate::start (arg=0x40352e0) at thread/qthread_unix.cpp:338
#8  0x00007fd528176f8e in start_thread (arg=0x7fd4d520e700) at pthread_create.c:311
#9  0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7fd4d4a0d700 (LWP 22716)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd52a38314b in wait (time=18446744073709551615, this=0x2629000) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x2628ed8, mutex=0x2629180, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fd520d1c041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2628eb0, th=0x7fd4cc002d60) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fd520d1e94b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2629210, th=0x7fd4cc002d60) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fd520d1d63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7fd4d4a0cdc0, parent=0x2628eb0, th=th@entry=0x7fd4cc002d60) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fd520d1d6cb in ThreadWeaver::Thread::run (this=0x7fd4cc002d60) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fd52a382bec in QThreadPrivate::start (arg=0x7fd4cc002d60) at thread/qthread_unix.cpp:338
#8  0x00007fd528176f8e in start_thread (arg=0x7fd4d4a0d700) at pthread_create.c:311
#9  0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7fd486ef3700 (LWP 22990)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd52a38314b in wait (time=18446744073709551615, this=0x881bec0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x878ee98, mutex=0x694b9f0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fd520d1c041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x878ee70, th=0x8073c40) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fd520d1e94b in ThreadWeaver::WorkingHardState::applyForWork (this=0x7d026c0, th=0x8073c40) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fd520d1d63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7fd486ef2dc0, parent=0x878ee70, th=th@entry=0x8073c40) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fd520d1d6cb in ThreadWeaver::Thread::run (this=0x8073c40) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fd52a382bec in QThreadPrivate::start (arg=0x8073c40) at thread/qthread_unix.cpp:338
#8  0x00007fd528176f8e in start_thread (arg=0x7fd486ef3700) at pthread_create.c:311
#9  0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7fd4866f2700 (LWP 22991)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd52a38314b in wait (time=18446744073709551615, this=0x881bec0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x878ee98, mutex=0x694b9f0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fd520d1c041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x878ee70, th=0x80771a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fd520d1e94b in ThreadWeaver::WorkingHardState::applyForWork (this=0x7d026c0, th=0x80771a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fd520d1d63f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7fd4866f1dc0, parent=0x878ee70, th=th@entry=0x80771a0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fd520d1d6cb in ThreadWeaver::Thread::run (this=0x80771a0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fd52a382bec in QThreadPrivate::start (arg=0x80771a0) at thread/qthread_unix.cpp:338
#8  0x00007fd528176f8e in start_thread (arg=0x7fd4866f2700) at pthread_create.c:311
#9  0x00007fd529088e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7fd52c6367c0 (LWP 22406)):
[KCrash Handler]
#6  0x00007fd40e5fd030 in ?? ()
#7  0x00007fd484fd509a in ?? ()
#8  0x00007fd52ba6b890 in vtable for KTextEditor::Range () from /usr/lib/libktexteditor.so.4
#9  0x00007fd485204080 in ?? ()
#10 0x00007fd500000014 in ?? ()
#11 0x00007fd400000002 in ?? ()
#12 0x00007fd485204280 in ?? ()
#13 0x0000000000000007 in ?? ()
#14 0x00007fff00000000 in ?? ()
#15 0x00007fd52a49381c in createNode (anextNode=0x7fd50e5fee79, avalue=<synthetic pointer>, akey=@0x7fff3dc43c18: 0x7fd50e5fe360, ah=1036270704, this=0x7fd485289168) at ../../include/QtCore/../../src/corelib/tools/qhash.h:545
#16 insertMulti (avalue=<synthetic pointer>, akey=@0x7fff3dc43c18: 0x7fd50e5fe360, this=0x7fd485289168) at ../../include/QtCore/../../src/corelib/tools/qhash.h:780
#17 insert (value=<synthetic pointer>, key=@0x7fff3dc43c18: 0x7fd50e5fe360, this=0x7fd485289168) at ../../include/QtCore/../../src/corelib/tools/qhash.h:935
#18 QMetaObject::changeGuard (ptr=0x200, o=0x7fd50e5fe360) at kernel/qobject.cpp:444
#19 0x00007fd485289060 in ?? ()
#20 0x00007fd50ffd1268 in ?? ()
#21 0x00007fd5254bc979 in execute (exception=0x7fd50ffbda88, globalData=0x7fd50ffbc800, callFrame=0x7fd4e2a54460, registerFile=0x7fd485289018, this=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/jit/JITCode.h:79
#22 QTJSC::Interpreter::execute (this=0x7fd485289000, functionExecutable=0xffff000000000002, callFrame=0x7fd5258a7d98 <QTJSC::Profiler::s_sharedEnabledProfilerReference>, callFrame@entry=0x91b5528, function=function@entry=0x7fd485203c80, thisObj=<optimized out>, args=..., scopeChain=scopeChain@entry=0x7fd5100779c0, exception=exception@entry=0x7fd50ffbda88) at ../3rdparty/javascriptcore/JavaScriptCore/interpreter/Interpreter.cpp:716
#23 0x00007fd52554d587 in QTJSC::JSFunction::call (this=0x7fd485203c80, exec=exec@entry=0x91b5528, thisValue=..., args=...) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/JSFunction.cpp:122
#24 0x00007fd5255213cf in QTJSC::call (exec=exec@entry=0x91b5528, functionObject=..., functionObject@entry=..., callType=callType@entry=QTJSC::CallTypeJS, callData=..., thisValue=..., thisValue@entry=..., args=...) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/CallData.cpp:62
#25 0x00007fd52560840e in QScriptValue::call (this=this@entry=0x7fff3dc43e90, thisObject=..., args=...) at api/qscriptvalue.cpp:1604
#26 0x00007fd4f8a03e57 in KateIndentScript::indent (this=0x3f7dc00, view=view@entry=0x954a0a0, position=..., typedCharacter=..., indentWidth=4) at ../../part/script/kateindentscript.cpp:73
#27 0x00007fd4f8ae3c1b in KateAutoIndent::scriptIndent (this=this@entry=0x954d7c0, view=view@entry=0x954a0a0, position=..., typedChar=..., typedChar@entry=...) at ../../part/utils/kateautoindent.cpp:265
#28 0x00007fd4f8ae3da0 in KateAutoIndent::userTypedChar (this=0x954d7c0, view=view@entry=0x954a0a0, position=..., typedChar=...) at ../../part/utils/kateautoindent.cpp:449
#29 0x00007fd4f89ef3f9 in KateDocument::typeChars (this=0x9548da0, view=0x954a0a0, realChars=...) at ../../part/document/katedocument.cpp:2597
#30 0x00007fd4f8a75af8 in keyPressEvent (e=0x7fff3dc44760, this=0x938f2a0) at ../../part/view/kateviewinternal.cpp:2402
#31 KateViewInternal::keyPressEvent (this=0x938f2a0, e=0x7fff3dc44760) at ../../part/view/kateviewinternal.cpp:2248
#32 0x00007fd4f8a7826b in KateViewInternal::eventFilter (this=0x938f2a0, obj=0x938f2a0, e=0x7fff3dc44760) at ../../part/view/kateviewinternal.cpp:2200
#33 0x00007fd52a47f7a6 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=this@entry=0x1ee6fd0, receiver=receiver@entry=0x938f2a0, event=event@entry=0x7fff3dc44760) at kernel/qcoreapplication.cpp:1056
#34 0x00007fd5298258bc in QApplicationPrivate::notify_helper (this=this@entry=0x1ee6fd0, receiver=receiver@entry=0x938f2a0, e=e@entry=0x7fff3dc44760) at kernel/qapplication.cpp:4563
#35 0x00007fd529828d4d in QApplication::notify (this=this@entry=0x7fff3dc45950, receiver=receiver@entry=0x938f2a0, e=e@entry=0x7fff3dc44760) at kernel/qapplication.cpp:4008
#36 0x00007fd52aa09af6 in KApplication::notify (this=0x7fff3dc45950, receiver=0x938f2a0, event=0x7fff3dc44760) at ../../kdeui/kernel/kapplication.cpp:311
#37 0x00007fd52a47f63e in QCoreApplication::notifyInternal (this=0x7fff3dc45950, receiver=receiver@entry=0x938f2a0, event=0x7fff3dc44760, event@entry=0x7fff3dc44610) at kernel/qcoreapplication.cpp:946
#38 0x00007fd529824226 in sendSpontaneousEvent (event=event@entry=0x7fff3dc44610, receiver=receiver@entry=0x938f2a0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#39 qt_sendSpontaneousEvent (receiver=receiver@entry=0x938f2a0, event=event@entry=0x7fff3dc44760) at kernel/qapplication.cpp:5565
#40 0x00007fd5298c8649 in QKeyMapper::sendKeyEvent (keyWidget=keyWidget@entry=0x938f2a0, grab=grab@entry=false, type=QEvent::KeyPress, code=123, modifiers=..., text=..., autorepeat=autorepeat@entry=false, count=1, nativeScanCode=34, nativeVirtualKey=123, nativeModifiers=1) at kernel/qkeymapper_x11.cpp:1866
#41 0x00007fd5298c8a81 in QKeyMapperPrivate::translateKeyEvent (this=0x1f2a170, keyWidget=keyWidget@entry=0x938f2a0, event=event@entry=0x7fff3dc45190, grab=grab@entry=false) at kernel/qkeymapper_x11.cpp:1836
#42 0x00007fd52989f859 in QApplication::x11ProcessEvent (this=0x7fff3dc45950, event=event@entry=0x7fff3dc45190) at kernel/qapplication_x11.cpp:3639
#43 0x00007fd5298cb0b2 in x11EventSourceDispatch (s=s@entry=0x1ee2a80, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#44 0x00007fd52343ef05 in g_main_dispatch (context=0x1ee74b0) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3054
#45 g_main_context_dispatch (context=context@entry=0x1ee74b0) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3630
#46 0x00007fd52343f248 in g_main_context_iterate (context=context@entry=0x1ee74b0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3701
#47 0x00007fd52343f304 in g_main_context_iteration (context=0x1ee74b0, may_block=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3762
#48 0x00007fd52a4ae016 in QEventDispatcherGlib::processEvents (this=0x1e43ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#49 0x00007fd5298cb1ae in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#50 0x00007fd52a47e38f in QEventLoop::processEvents (this=this@entry=0x7fff3dc45560, flags=...) at kernel/qeventloop.cpp:149
#51 0x00007fd52a47e618 in QEventLoop::exec (this=this@entry=0x7fff3dc45560, flags=...) at kernel/qeventloop.cpp:204
#52 0x00007fd52a483cf6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#53 0x00007fd529823ffc in QApplication::exec () at kernel/qapplication.cpp:3828
#54 0x000000000040ed17 in main (argc=<optimized out>, argv=<optimized out>) at /home/mcencora/tmp/kdevelop/app/main.cpp:524


Reproducible: Sometimes