Bug 358378

Application: krunner (5.5.3)
 (Compiled from sources)
Qt Version: 5.5.1
Operating System: Linux 4.1.15-gentoo-r1 x86_64
Distribution: "Gentoo Base System release 2.2"

-- Information about the crash:
- What I was doing when the application crashed:

I pressed alt+f2 and entered "kwrite" in krunner. Then it crashed.

The crash can be reproduced sometimes.

-- Backtrace:
Application: krunner (krunner), signal: Aborted
Using host libthread_db library "/lib64/libthread_db.so.1".
pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
[Current thread is 1 (Thread 0x7fd1a22e17c0 (LWP 2412))]

Thread 12 (Thread 0x7fd1876d6700 (LWP 2432)):
#0  0x00007fd19ee6a64d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd19e366ac2 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007fd19e36872f in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007fd189635c89 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007fd19f4d6302 in ?? () from /usr/lib64/libQt5Core.so.5
#5  0x00007fd19d0c5444 in start_thread (arg=0x7fd1876d6700) at pthread_create.c:334
#6  0x00007fd19ee7309d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fd17dd6d700 (LWP 2483)):
#0  0x00007fd19ee6a64d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd19b127edc in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fd19b127fec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fd19f6d0efc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fd19f68213a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fd19f4d1894 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007fd1a1294595 in ?? () from /usr/lib64/libQt5Qml.so.5
#7  0x00007fd19f4d6302 in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007fd19d0c5444 in start_thread (arg=0x7fd17dd6d700) at pthread_create.c:334
#9  0x00007fd19ee7309d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fd175f0b700 (LWP 3914)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd19f4d698a in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5
#2  0x00007fd1a178a413 in ?? () from /usr/lib64/libQt5Quick.so.5
#3  0x00007fd1a178a810 in ?? () from /usr/lib64/libQt5Quick.so.5
#4  0x00007fd19f4d6302 in ?? () from /usr/lib64/libQt5Core.so.5
#5  0x00007fd19d0c5444 in start_thread (arg=0x7fd175f0b700) at pthread_create.c:334
#6  0x00007fd19ee7309d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fd16b67e700 (LWP 3917)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd19f4d698a in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5
#2  0x00007fd1775a0a1b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=<optimized out>, th=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:594
#3  0x00007fd1775a188f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x1422350, th=th@entry=0x162b410, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:554
#4  0x00007fd1775a58c8 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x162b410, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:66
#5  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x162b410, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#6  0x00007fd1775a5922 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x162b410, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:73
#7  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x162b410, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#8  0x00007fd1775a3723 in ThreadWeaver::Thread::run (this=0x162b410) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/thread.cpp:103
#9  0x00007fd19f4d6302 in ?? () from /usr/lib64/libQt5Core.so.5
#10 0x00007fd19d0c5444 in start_thread (arg=0x7fd16b67e700) at pthread_create.c:334
#11 0x00007fd19ee7309d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fd16ae7d700 (LWP 3918)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd19f4d698a in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5
#2  0x00007fd1775a0a1b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=<optimized out>, th=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:594
#3  0x00007fd1775a188f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x1422350, th=th@entry=0x1559450, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:554
#4  0x00007fd1775a58c8 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x1559450, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:66
#5  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x1559450, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#6  0x00007fd1775a5922 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x1559450, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:73
#7  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x1559450, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#8  0x00007fd1775a3723 in ThreadWeaver::Thread::run (this=0x1559450) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/thread.cpp:103
#9  0x00007fd19f4d6302 in ?? () from /usr/lib64/libQt5Core.so.5
#10 0x00007fd19d0c5444 in start_thread (arg=0x7fd16ae7d700) at pthread_create.c:334
#11 0x00007fd19ee7309d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fd16a67c700 (LWP 3919)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd19f4d698a in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5
#2  0x00007fd1775a0a1b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=<optimized out>, th=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:594
#3  0x00007fd1775a188f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x1422350, th=th@entry=0x163ef40, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:554
#4  0x00007fd1775a58c8 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x163ef40, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:66
#5  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x163ef40, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#6  0x00007fd1775a5922 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x163ef40, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:73
#7  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x163ef40, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#8  0x00007fd1775a3723 in ThreadWeaver::Thread::run (this=0x163ef40) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/thread.cpp:103
#9  0x00007fd19f4d6302 in ?? () from /usr/lib64/libQt5Core.so.5
#10 0x00007fd19d0c5444 in start_thread (arg=0x7fd16a67c700) at pthread_create.c:334
#11 0x00007fd19ee7309d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fd169e7b700 (LWP 3920)):
[KCrash Handler]
#6  0x00007fd19edbd477 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
#7  0x00007fd19edbe8ca in __GI_abort () at abort.c:89
#8  0x00007fd19edfc728 in __libc_message (do_abort=do_abort@entry=2, fmt=fmt@entry=0x7fd19eef04e0 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
#9  0x00007fd19ee02016 in malloc_printerr (action=3, str=0x7fd19eef05a8 "double free or corruption (out)", ptr=<optimized out>, ar_ptr=<optimized out>) at malloc.c:5000
#10 0x00007fd19ee0281e in _int_free (av=0x7fd19f120c40 <main_arena>, p=<optimized out>, have_lock=0) at malloc.c:3861
#11 0x00007fd16beca31f in ?? () from /usr/lib64/liblmdb.so.0
#12 0x00007fd16becabf0 in mdb_env_close () from /usr/lib64/liblmdb.so.0
#13 0x00007fd16c0dc1c3 in Baloo::Database::open (this=0x7fd16c304900 <(anonymous namespace)::Q_QGS_s_db::innerFunction()::holder>, mode=mode@entry=Baloo::Database::OpenDatabase) at /var/tmp/portage/kde-frameworks/baloo-5.18.0/work/baloo-5.18.0/src/engine/database.cpp:192
#14 0x00007fd16c5382b8 in Baloo::SearchStore::SearchStore (this=0x7fd169e7aad0) at /var/tmp/portage/kde-frameworks/baloo-5.18.0/work/baloo-5.18.0/src/lib/searchstore.cpp:51
#15 0x00007fd16c5297d6 in Baloo::Query::exec (this=this@entry=0x7fd169e7ab90) at /var/tmp/portage/kde-frameworks/baloo-5.18.0/work/baloo-5.18.0/src/lib/query.cpp:209
#16 0x00007fd16c74af46 in SearchRunner::match (this=this@entry=0x18cf240, context=..., type=..., category=...) at /var/tmp/portage/kde-plasma/plasma-workspace-5.5.3/work/plasma-workspace-5.5.3/runners/baloo/baloosearchrunner.cpp:98
#17 0x00007fd16c74b909 in SearchRunner::match (this=0x18cf240, context=...) at /var/tmp/portage/kde-plasma/plasma-workspace-5.5.3/work/plasma-workspace-5.5.3/runners/baloo/baloosearchrunner.cpp:160
#18 0x00007fd1777c2438 in Plasma::AbstractRunner::performMatch (this=0x18cf240, localContext=...) at /var/tmp/portage/kde-frameworks/krunner-5.18.0/work/krunner-5.18.0/src/abstractrunner.cpp:131
#19 0x00007fd1775a5040 in ThreadWeaver::Executor::run (this=<optimized out>, job=..., thread=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/executor.cpp:52
#20 0x00007fd1775a3f1a in ThreadWeaver::Job::execute (this=<optimized out>, self=..., th=0x1681830) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/job.cpp:83
#21 0x00007fd1775a365a in ThreadWeaver::Thread::run (this=0x1681830) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/thread.cpp:114
#22 0x00007fd19f4d6302 in ?? () from /usr/lib64/libQt5Core.so.5
#23 0x00007fd19d0c5444 in start_thread (arg=0x7fd169e7b700) at pthread_create.c:334
#24 0x00007fd19ee7309d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fd16967a700 (LWP 3921)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd19f4d698a in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5
#2  0x00007fd1775a0a1b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=<optimized out>, th=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:594
#3  0x00007fd1775a188f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x1422350, th=th@entry=0x1107f70, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:554
#4  0x00007fd1775a58c8 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x1107f70, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:66
#5  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x1107f70, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#6  0x00007fd1775a5922 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x1107f70, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:73
#7  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x1107f70, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#8  0x00007fd1775a3723 in ThreadWeaver::Thread::run (this=0x1107f70) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/thread.cpp:103
#9  0x00007fd19f4d6302 in ?? () from /usr/lib64/libQt5Core.so.5
#10 0x00007fd19d0c5444 in start_thread (arg=0x7fd16967a700) at pthread_create.c:334
#11 0x00007fd19ee7309d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fd168e79700 (LWP 3922)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd19f4d698a in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5
#2  0x00007fd1775a0a1b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=<optimized out>, th=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:594
#3  0x00007fd1775a188f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x1422350, th=th@entry=0x7fd164002f90, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:554
#4  0x00007fd1775a58c8 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x7fd164002f90, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:66
#5  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7fd164002f90, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#6  0x00007fd1775a5922 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x7fd164002f90, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:73
#7  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7fd164002f90, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#8  0x00007fd1775a3723 in ThreadWeaver::Thread::run (this=0x7fd164002f90) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/thread.cpp:103
#9  0x00007fd19f4d6302 in ?? () from /usr/lib64/libQt5Core.so.5
#10 0x00007fd19d0c5444 in start_thread (arg=0x7fd168e79700) at pthread_create.c:334
#11 0x00007fd19ee7309d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fd163fff700 (LWP 3923)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd19f4d698a in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5
#2  0x00007fd1775a0a1b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=<optimized out>, th=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:594
#3  0x00007fd1775a188f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x1422350, th=th@entry=0x7fd154002f90, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:554
#4  0x00007fd1775a58c8 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x7fd154002f90, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:66
#5  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7fd154002f90, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#6  0x00007fd1775a5922 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x7fd154002f90, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:73
#7  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7fd154002f90, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#8  0x00007fd1775a3723 in ThreadWeaver::Thread::run (this=0x7fd154002f90) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/thread.cpp:103
#9  0x00007fd19f4d6302 in ?? () from /usr/lib64/libQt5Core.so.5
#10 0x00007fd19d0c5444 in start_thread (arg=0x7fd163fff700) at pthread_create.c:334
#11 0x00007fd19ee7309d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fd1637fe700 (LWP 3924)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd19f4d698a in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5
#2  0x00007fd1775a0a1b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=<optimized out>, th=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:594
#3  0x00007fd1775a188f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x1422350, th=th@entry=0x7fd15c002d90, threadWasBusy=threadWasBusy@entry=true, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:554
#4  0x00007fd1775a58c8 in ThreadWeaver::WorkingHardState::applyForWork (this=0xf9fa50, th=0x7fd15c002d90, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/workinghardstate.cpp:66
#5  0x00007fd1775a095f in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7fd15c002d90, wasBusy=<optimized out>) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/weaver.cpp:568
#6  0x00007fd1775a3723 in ThreadWeaver::Thread::run (this=0x7fd15c002d90) at /var/tmp/portage/kde-frameworks/threadweaver-5.18.0/work/threadweaver-5.18.0/src/thread.cpp:103
#7  0x00007fd19f4d6302 in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007fd19d0c5444 in start_thread (arg=0x7fd1637fe700) at pthread_create.c:334
#9  0x00007fd19ee7309d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fd1a22e17c0 (LWP 2412)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd19e366d19 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007fd19e36845f in ?? () from /usr/lib64/libxcb.so.1
#3  0x00007fd19e368571 in xcb_wait_for_reply () from /usr/lib64/libxcb.so.1
#4  0x00007fd1a06d0600 in get_array_reply<unsigned int> (c=<optimized out>, cookie=..., cookie@entry=..., type=type@entry=4) at /var/tmp/portage/kde-frameworks/kwindowsystem-5.18.0/work/kwindowsystem-5.18.0/src/platforms/xcb/netwm.cpp:213
#5  0x00007fd1a06cb6f1 in NETWinInfo::update (this=this@entry=0x7ffd9c9f52e0, dirtyProperties=..., dirtyProperties@entry=..., dirtyProperties2=..., dirtyProperties2@entry=...) at /var/tmp/portage/kde-frameworks/kwindowsystem-5.18.0/work/kwindowsystem-5.18.0/src/platforms/xcb/netwm.cpp:3990
#6  0x00007fd1a06ce623 in NETWinInfo::NETWinInfo (this=0x7ffd9c9f52e0, connection=0xf426e0, window=25165833, rootWindow=492, properties=..., properties2=..., role=NET::Client) at /var/tmp/portage/kde-frameworks/kwindowsystem-5.18.0/work/kwindowsystem-5.18.0/src/platforms/xcb/netwm.cpp:2605
#7  0x00007fd18477c306 in KWindowSystemPrivateX11::setState (this=<optimized out>, win=25165833, state=...) at /var/tmp/portage/kde-frameworks/kwindowsystem-5.18.0/work/kwindowsystem-5.18.0/src/platforms/xcb/kwindowsystem.cpp:768
#8  0x000000000040abfe in View::event (this=0x7ffd9c9f5d60, event=0x7ffd9c9f5550) at /var/tmp/portage/kde-plasma/plasma-workspace-5.5.3/work/plasma-workspace-5.5.3/krunner/view.cpp:192
#9  0x00007fd1a016869c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#10 0x00007fd1a016db10 in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#11 0x00007fd19f68351d in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQt5Core.so.5
#12 0x00007fd19f9b9bb0 in QWindowPrivate::deliverUpdateRequest() () from /usr/lib64/libQt5Gui.so.5
#13 0x00007fd19f9ba0e9 in QWindow::event(QEvent*) () from /usr/lib64/libQt5Gui.so.5
#14 0x00007fd1a17c26fb in QQuickWindow::event(QEvent*) () from /usr/lib64/libQt5Quick.so.5
#15 0x00007fd1a2061893 in PlasmaQuick::Dialog::event (this=this@entry=0x7ffd9c9f5d60, event=event@entry=0x7ffd9c9f59e0) at /var/tmp/portage/kde-frameworks/plasma-5.18.0/work/plasma-framework-5.18.0/src/plasmaquick/dialog.cpp:1168
#16 0x000000000040abdf in View::event (this=0x7ffd9c9f5d60, event=0x7ffd9c9f59e0) at /var/tmp/portage/kde-plasma/plasma-workspace-5.5.3/work/plasma-workspace-5.5.3/krunner/view.cpp:190
#17 0x00007fd1a016869c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#18 0x00007fd1a016db10 in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#19 0x00007fd19f68351d in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQt5Core.so.5
#20 0x00007fd19f6d04cd in QTimerInfoList::activateTimers() () from /usr/lib64/libQt5Core.so.5
#21 0x00007fd19f6d09d9 in ?? () from /usr/lib64/libQt5Core.so.5
#22 0x00007fd19b127c5d in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#23 0x00007fd19b127f40 in ?? () from /usr/lib64/libglib-2.0.so.0
#24 0x00007fd19b127fec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#25 0x00007fd19f6d0efc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#26 0x00007fd19f68213a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#27 0x00007fd19f68950c in QCoreApplication::exec() () from /usr/lib64/libQt5Core.so.5
#28 0x0000000000408568 in main (argc=1, argv=<optimized out>) at /var/tmp/portage/kde-plasma/plasma-workspace-5.5.3/work/plasma-workspace-5.5.3/krunner/main.cpp:80

Possible duplicates by query: bug 354815, bug 348699, bug 347139, bug 347134, bug 347050.

Reported using DrKonqi