Application: krunner (5.5.3)

Qt Version: 5.5.1
Operating System: Linux 4.2.0-28-generic x86_64
Distribution: Ubuntu 15.10

-- Information about the crash:
- What I was doing when the application crashed:
just type some words in krunner after launching it qith Alt+F2

The crash can be reproduced sometimes.

-- Backtrace:
Application: krunner (krunner), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f3784ce2800 (LWP 4006))]

Thread 13 (Thread 0x7f377242e700 (LWP 4007)):
#0  0x00007f37817448dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f3780c34bd2 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f3780c3674f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f3774ba97e9 in QXcbEventReader::run (this=0xbd7500) at qxcbconnection.cpp:1229
#4  0x00007f3781e3aa6e in QThreadPrivate::start (arg=0xbd7500) at thread/qthread_unix.cpp:331
#5  0x00007f377f9946aa in start_thread (arg=0x7f377242e700) at pthread_create.c:333
#6  0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f3768d4a700 (LWP 4018)):
#0  0x00007f3781713c4d in nanosleep () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f3781746e84 in usleep (useconds=<optimized out>) at ../sysdeps/unix/sysv/linux/usleep.c:32
#2  0x00007f376b645d00 in ?? () from /usr/lib/dri/fglrx_dri.so
#3  0x00007f376ad46332 in ?? () from /usr/lib/dri/fglrx_dri.so
#4  0x00007f376ad46385 in ?? () from /usr/lib/dri/fglrx_dri.so
#5  0x00007f377f9946aa in start_thread (arg=0x7f3768d4a700) at pthread_create.c:333
#6  0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f3760a1a700 (LWP 4033)):
#0  0x00007f37817448dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f377ee151ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f377ee152fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f378207250b in QEventDispatcherGlib::processEvents (this=0x7f375c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007f378201950a in QEventLoop::exec (this=this@entry=0x7f3760a19da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f3781e35ac4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f3783cb3c35 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3781e3aa6e in QThreadPrivate::start (arg=0xf428e0) at thread/qthread_unix.cpp:331
#8  0x00007f377f9946aa in start_thread (arg=0x7f3760a1a700) at pthread_create.c:333
#9  0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f37577f6700 (LWP 5000)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f3781e3bd0b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0xd90150) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x14f1580, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f378419cd6e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f378419d5f3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f3781e3aa6e in QThreadPrivate::start (arg=0x14f1500) at thread/qthread_unix.cpp:331
#6  0x00007f377f9946aa in start_thread (arg=0x7f37577f6700) at pthread_create.c:333
#7  0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f374b992700 (LWP 5226)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f3781e3bd0b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x15129d0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0xfefdb0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f375943555b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x10cbf80, th=<optimized out>) at ../../src/weaver.cpp:594
#4  0x00007f375943630f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x10cbf80, th=th@entry=0x11527d0, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ../../src/weaver.cpp:554
#5  0x00007f375943a568 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x11527d0, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:66
#6  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x11527d0, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#7  0x00007f375943a5c2 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x11527d0, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:73
#8  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x11527d0, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#9  0x00007f37594383d3 in ThreadWeaver::Thread::run (this=0x11527d0) at ../../src/thread.cpp:103
#10 0x00007f3781e3aa6e in QThreadPrivate::start (arg=0x11527d0) at thread/qthread_unix.cpp:331
#11 0x00007f377f9946aa in start_thread (arg=0x7f374b992700) at pthread_create.c:333
#12 0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f374b191700 (LWP 5227)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f3781e3bd0b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x15129d0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0xfefdb0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f375943555b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x10cbf80, th=<optimized out>) at ../../src/weaver.cpp:594
#4  0x00007f375943630f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x10cbf80, th=th@entry=0x1152aa0, threadWasBusy=threadWasBusy@entry=true, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ../../src/weaver.cpp:554
#5  0x00007f375943a568 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x1152aa0, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:66
#6  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x1152aa0, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#7  0x00007f37594383d3 in ThreadWeaver::Thread::run (this=0x1152aa0) at ../../src/thread.cpp:103
#8  0x00007f3781e3aa6e in QThreadPrivate::start (arg=0x1152aa0) at thread/qthread_unix.cpp:331
#9  0x00007f377f9946aa in start_thread (arg=0x7f374b191700) at pthread_create.c:333
#10 0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f374a990700 (LWP 5228)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f3781e3bd0b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x15129d0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0xfefdb0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f375943555b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x10cbf80, th=<optimized out>) at ../../src/weaver.cpp:594
#4  0x00007f375943630f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x10cbf80, th=th@entry=0x1349010, threadWasBusy=threadWasBusy@entry=true, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ../../src/weaver.cpp:554
#5  0x00007f375943a568 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x1349010, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:66
#6  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x1349010, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#7  0x00007f37594383d3 in ThreadWeaver::Thread::run (this=0x1349010) at ../../src/thread.cpp:103
#8  0x00007f3781e3aa6e in QThreadPrivate::start (arg=0x1349010) at thread/qthread_unix.cpp:331
#9  0x00007f377f9946aa in start_thread (arg=0x7f374a990700) at pthread_create.c:333
#10 0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f374a18f700 (LWP 5229)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f3781e3bd0b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x15129d0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0xfefdb0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f375943555b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x10cbf80, th=<optimized out>) at ../../src/weaver.cpp:594
#4  0x00007f375943630f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x10cbf80, th=th@entry=0x13492f0, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ../../src/weaver.cpp:554
#5  0x00007f375943a568 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x13492f0, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:66
#6  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x13492f0, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#7  0x00007f375943a5c2 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x13492f0, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:73
#8  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x13492f0, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#9  0x00007f37594383d3 in ThreadWeaver::Thread::run (this=0x13492f0) at ../../src/thread.cpp:103
#10 0x00007f3781e3aa6e in QThreadPrivate::start (arg=0x13492f0) at thread/qthread_unix.cpp:331
#11 0x00007f377f9946aa in start_thread (arg=0x7f374a18f700) at pthread_create.c:333
#12 0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f374998e700 (LWP 5230)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f3781e3bd0b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x15129d0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0xfefdb0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f375943555b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x10cbf80, th=<optimized out>) at ../../src/weaver.cpp:594
#4  0x00007f375943630f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x10cbf80, th=th@entry=0x7f3744002f90, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ../../src/weaver.cpp:554
#5  0x00007f375943a568 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:66
#6  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#7  0x00007f375943a5c2 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:73
#8  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#9  0x00007f375943a5c2 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:73
#10 0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#11 0x00007f375943a5c2 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:73
#12 0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#13 0x00007f375943a5c2 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:73
#14 0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#15 0x00007f375943a5c2 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:73
#16 0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f3744002f90, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#17 0x00007f37594383d3 in ThreadWeaver::Thread::run (this=0x7f3744002f90) at ../../src/thread.cpp:103
#18 0x00007f3781e3aa6e in QThreadPrivate::start (arg=0x7f3744002f90) at thread/qthread_unix.cpp:331
#19 0x00007f377f9946aa in start_thread (arg=0x7f374998e700) at pthread_create.c:333
#20 0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f374918d700 (LWP 5231)):
[KCrash Handler]
#6  __GI___pthread_mutex_lock (mutex=0x7f3755a96008) at ../nptl/pthread_mutex_lock.c:67
#7  0x00007f374f9a6c49 in mdb_txn_renew0 (txn=txn@entry=0x7f372c003e10) at mdb.c:2532
#8  0x00007f374f9a7c10 in mdb_txn_begin (env=0x7f3734003be0, parent=<optimized out>, flags=<optimized out>, ret=0x7f374918c9c8) at mdb.c:2740
#9  0x00007f37541ecc6e in Baloo::SearchStore::exec (this=this@entry=0x7f374918cab0, term=..., offset=0, limit=10, sortResults=<optimized out>) at ../../../src/lib/searchstore.cpp:74
#10 0x00007f37541dbc12 in Baloo::Query::exec (this=this@entry=0x7f374918cb60) at ../../../src/lib/query.cpp:210
#11 0x00007f37543fcf8f in SearchRunner::match (this=this@entry=0x1858570, context=..., type=..., category=...) at ../../../runners/baloo/baloosearchrunner.cpp:98
#12 0x00007f37543fd8d9 in SearchRunner::match (this=0x1858570, context=...) at ../../../runners/baloo/baloosearchrunner.cpp:160
#13 0x00007f3759655590 in Plasma::AbstractRunner::performMatch (this=0x1858570, localContext=...) at ../../src/abstractrunner.cpp:131
#14 0x00007f3759439d10 in ThreadWeaver::Executor::run (this=<optimized out>, job=..., thread=<optimized out>) at ../../src/executor.cpp:52
#15 0x00007f3759438860 in ThreadWeaver::Job::execute (this=<optimized out>, self=..., th=0x10ccd90) at ../../src/job.cpp:83
#16 0x00007f375943830a in ThreadWeaver::Thread::run (this=0x10ccd90) at ../../src/thread.cpp:114
#17 0x00007f3781e3aa6e in QThreadPrivate::start (arg=0x10ccd90) at thread/qthread_unix.cpp:331
#18 0x00007f377f9946aa in start_thread (arg=0x7f374918d700) at pthread_create.c:333
#19 0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f374898c700 (LWP 5232)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f3781e3bd0b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x15129d0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0xfefdb0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f375943555b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x10cbf80, th=<optimized out>) at ../../src/weaver.cpp:594
#4  0x00007f375943630f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x10cbf80, th=th@entry=0x7f373c002f90, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ../../src/weaver.cpp:554
#5  0x00007f375943a568 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f373c002f90, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:66
#6  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f373c002f90, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#7  0x00007f375943a5c2 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f373c002f90, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:73
#8  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f373c002f90, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#9  0x00007f375943a5c2 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f373c002f90, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:73
#10 0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f373c002f90, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#11 0x00007f375943a5c2 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f373c002f90, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:73
#12 0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f373c002f90, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#13 0x00007f37594383d3 in ThreadWeaver::Thread::run (this=0x7f373c002f90) at ../../src/thread.cpp:103
#14 0x00007f3781e3aa6e in QThreadPrivate::start (arg=0x7f373c002f90) at thread/qthread_unix.cpp:331
#15 0x00007f377f9946aa in start_thread (arg=0x7f374898c700) at pthread_create.c:333
#16 0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f3733fff700 (LWP 5233)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f3781e3bd0b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x15129d0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0xfefdb0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f375943555b in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x10cbf80, th=<optimized out>) at ../../src/weaver.cpp:594
#4  0x00007f375943630f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x10cbf80, th=th@entry=0x7f373c003620, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ../../src/weaver.cpp:554
#5  0x00007f375943a568 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f373c003620, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:66
#6  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f373c003620, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#7  0x00007f375943a5c2 in ThreadWeaver::WorkingHardState::applyForWork (this=0xd80db0, th=0x7f373c003620, wasBusy=<optimized out>) at ../../src/workinghardstate.cpp:73
#8  0x00007f37594354bd in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7f373c003620, wasBusy=<optimized out>) at ../../src/weaver.cpp:568
#9  0x00007f37594383d3 in ThreadWeaver::Thread::run (this=0x7f373c003620) at ../../src/thread.cpp:103
#10 0x00007f3781e3aa6e in QThreadPrivate::start (arg=0x7f373c003620) at thread/qthread_unix.cpp:331
#11 0x00007f377f9946aa in start_thread (arg=0x7f3733fff700) at pthread_create.c:333
#12 0x00007f378174feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f3784ce2800 (LWP 4006)):
#0  0x00007f378174049d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f377ee584e0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f377ee14cd4 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f377ee15190 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f377ee152fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f378207250b in QEventDispatcherGlib::processEvents (this=0xbf84a0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#6  0x00007f378201950a in QEventLoop::exec (this=this@entry=0x7ffc508fd580, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f37820215ec in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
#8  0x00007f3782355d1c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1530
#9  0x00007f3782b9ae15 in QApplication::exec () at kernel/qapplication.cpp:2976
#10 0x0000000000407a37 in main (argc=1, argv=<optimized out>) at ../../krunner/main.cpp:80

Reported using DrKonqi