Bug 395114

Summary: Plasma crashes when opening application launcher
Product: [Plasma] plasmashell Reporter: Francescodario Cuzzocrea <bosconovic>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: plasma-bugs
Priority: NOR Keywords: drkonqi
Version: 5.12.5   
Target Milestone: 1.0   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Francescodario Cuzzocrea 2018-06-07 15:57:39 UTC 
Application: plasmashell (5.12.5)

Qt Version: 5.9.4
Frameworks Version: 5.46.0
Operating System: Linux 4.12.14-lp150.12.4-default x86_64
Distribution: "openSUSE Leap 15.0"

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

I  hitted the windows key to show application launcher

- Unusual behavior I noticed:

Plasma crashed and restarted itself. 

- Custom settings of the application:

None

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f6bf3f3c100 (LWP 2056))]

Thread 20 (Thread 0x7f6ac5a59700 (LWP 2936)):
#0  0x00007f6bed21e227 in __errno_location () from /lib64/libc.so.6
#1  0x00007f6be2a2075e in pa_read () from /usr/lib64/pulseaudio/libpulsecommon-11.1.so
#2  0x00007f6be32b7dde in pa_mainloop_prepare () from /usr/lib64/libpulse.so.0
#3  0x00007f6be32b8850 in pa_mainloop_iterate () from /usr/lib64/libpulse.so.0
#4  0x00007f6be32b8910 in pa_mainloop_run () from /usr/lib64/libpulse.so.0
#5  0x00007f6be32c6779 in ?? () from /usr/lib64/libpulse.so.0
#6  0x00007f6be2a4f438 in ?? () from /usr/lib64/pulseaudio/libpulsecommon-11.1.so
#7  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 19 (Thread 0x7f6ac7062700 (LWP 2935)):
#0  0x00007f6bed2eb08b in poll () from /lib64/libc.so.6
#1  0x00007f6be7bd9109 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f6be7bd921c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f6bedc19c0b in QEventDispatcherGlib::processEvents (this=0x7f6ab0000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f6bedbc209a in QEventLoop::exec (this=this@entry=0x7f6ac7061c70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f6bed9f14da in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00007f6bf129ecb5 in ?? () from /usr/lib64/libQt5Qml.so.5
#7  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43e933a00) at thread/qthread_unix.cpp:368
#8  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 18 (Thread 0x7f6acd7fa700 (LWP 2796)):
#0  0x00007f6becbaa89d in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f6bed9f73eb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x7f6aac0c42b0) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=this@entry=0x7f6aac09a228, mutex=mutex@entry=0x7f6aac09a220, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f6bed9f007b in QSemaphore::acquire (this=this@entry=0x7f6acd7f9b20, n=n@entry=1) at thread/qsemaphore.cpp:143
#4  0x00007f6bedbf132a in QMetaObject::activate (sender=0x55c43ea155d0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7f6acd7f9ba0) at kernel/qobject.cpp:3734
#5  0x00007f6bedbf1757 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f6ae52e4cc0 <PlacesRunner::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7f6acd7f9ba0) at kernel/qobject.cpp:3628
#6  0x00007f6ae50e29ff in PlacesRunner::doMatch (this=<optimized out>, _t1=<optimized out>) at /usr/src/debug/plasma5-workspace-5.12.5-lp150.1.1.x86_64/build/runners/places/krunner_placesrunner_autogen/EWIEGA46WW/moc_placesrunner.cpp:251
#7  0x00007f6b3303b700 in Plasma::AbstractRunner::performMatch (this=0x55c43ea155d0, localContext=...) at /usr/src/debug/krunner-5.46.0-lp150.131.1.x86_64/src/abstractrunner.cpp:130
#8  0x00007f6b3254c358 in ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&, ThreadWeaver::Thread*) () from /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f6b3254b0d0 in ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&, ThreadWeaver::Thread*) () from /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007f6b3254ab9d in ThreadWeaver::Thread::run() () from /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x7f6adc0238b0) at thread/qthread_unix.cpp:368
#12 0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#13 0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 17 (Thread 0x7f6acdffb700 (LWP 2795)):
#0  0x00007f6becbaa89d in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f6bed9f73eb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x55c43e99a570) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x55c43e90bfa0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f6b32548b45 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f6b3254cb98 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f6b3254aadb in ThreadWeaver::Thread::run() () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x7f6ac0002de0) at thread/qthread_unix.cpp:368
#8  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 16 (Thread 0x7f6ace7fc700 (LWP 2794)):
#0  0x00007f6becbaa89d in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f6bed9f73eb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x55c43e99a570) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x55c43e90bfa0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f6b32548b45 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f6b3254cb98 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f6b3254cbf2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f6b3254cbf2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007f6b3254cbf2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007f6b3254cbf2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#14 0x00007f6b3254aadb in ThreadWeaver::Thread::run() () from /usr/lib64/libKF5ThreadWeaver.so.5
#15 0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43e6ef460) at thread/qthread_unix.cpp:368
#16 0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#17 0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x7f6aceffd700 (LWP 2793)):
#0  0x00007f6becbaa89d in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f6bed9f73eb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x55c43e99a570) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x55c43e90bfa0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f6b32548b45 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f6b3254cb98 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f6b3254aadb in ThreadWeaver::Thread::run() () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43e99fac0) at thread/qthread_unix.cpp:368
#8  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x7f6acf7fe700 (LWP 2792)):
#0  0x00007f6becbaa89d in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f6bed9f73eb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x55c43e99a570) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x55c43e90bfa0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f6b32548b45 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f6b3254cb98 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f6b3254cbf2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f6b3254cbf2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007f6b3254aadb in ThreadWeaver::Thread::run() () from /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x7f6ae0c119e0) at thread/qthread_unix.cpp:368
#12 0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#13 0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7f6acffff700 (LWP 2791)):
#0  0x00007f6becbaa89d in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f6bed9f73eb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x55c43e99a570) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x55c43e90bfa0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f6b32548b45 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f6b3254cb98 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f6b3254aadb in ThreadWeaver::Thread::run() () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43e77d6c0) at thread/qthread_unix.cpp:368
#8  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7f6ae4ccc700 (LWP 2789)):
#0  0x00007f6becbaa89d in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f6bed9f73eb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x55c43e99a570) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x55c43e90bfa0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f6b32548b45 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f6b3254cb98 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f6b3254cbf2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#8  0x00007f6b3254cbf2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#9  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#10 0x00007f6b3254cbf2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#11 0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#12 0x00007f6b3254aadb in ThreadWeaver::Thread::run() () from /usr/lib64/libKF5ThreadWeaver.so.5
#13 0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43ea847f0) at thread/qthread_unix.cpp:368
#14 0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#15 0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7f6ae6526700 (LWP 2787)):
#0  0x00007f6becbaa89d in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f6bed9f73eb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x55c43e99a570) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x55c43e90bfa0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f6b32548b45 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#4  0x00007f6b3254cb98 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
#5  0x00007f6b32547cfd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
#6  0x00007f6b3254aadb in ThreadWeaver::Thread::run() () from /usr/lib64/libKF5ThreadWeaver.so.5
#7  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43e9ea9f0) at thread/qthread_unix.cpp:368
#8  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7f6aff6b7700 (LWP 2443)):
#0  0x00007f6bed2eb08b in poll () from /lib64/libc.so.6
#1  0x00007f6be32c6831 in ?? () from /usr/lib64/libpulse.so.0
#2  0x00007f6be32b81f0 in pa_mainloop_poll () from /usr/lib64/libpulse.so.0
#3  0x00007f6be32b8880 in pa_mainloop_iterate () from /usr/lib64/libpulse.so.0
#4  0x00007f6be32b8910 in pa_mainloop_run () from /usr/lib64/libpulse.so.0
#5  0x00007f6be32c6779 in ?? () from /usr/lib64/libpulse.so.0
#6  0x00007f6be2a4f438 in ?? () from /usr/lib64/pulseaudio/libpulsecommon-11.1.so
#7  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7f6b18a63700 (LWP 2410)):
#0  0x00007f6be7c1e774 in g_mutex_unlock () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f6be7bd902e in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f6be7bd921c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f6bedc19c0b in QEventDispatcherGlib::processEvents (this=0x7f6b14000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f6bedbc209a in QEventLoop::exec (this=this@entry=0x7f6b18a62c50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f6bed9f14da in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00007f6b1b331887 in KCupsConnection::run() () from /usr/lib64/libkcupslib.so
#7  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43d5fc6d0) at thread/qthread_unix.cpp:368
#8  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f6b2102f700 (LWP 2401)):
#0  0x00007f6be7bd90fe in ?? () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f6be7bd921c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f6bedc19c0b in QEventDispatcherGlib::processEvents (this=0x7f6b1c000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#3  0x00007f6bedbc209a in QEventLoop::exec (this=this@entry=0x7f6b2102ec90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#4  0x00007f6bed9f14da in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#5  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43d377690) at thread/qthread_unix.cpp:368
#6  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#7  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f6b39d9f700 (LWP 2238)):
#0  0x00007f6bed2e6b78 in read () from /lib64/libc.so.6
#1  0x00007f6be7c1d420 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f6be7bd8bf7 in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f6be7bd90b0 in ?? () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f6be7bd921c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#5  0x00007f6bedc19c0b in QEventDispatcherGlib::processEvents (this=0x7f6b34000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f6bedbc209a in QEventLoop::exec (this=this@entry=0x7f6b39d9ec30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#7  0x00007f6bed9f14da in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#8  0x00007f6bf16edcf2 in ?? () from /usr/lib64/libQt5Quick.so.5
#9  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43ac16ad0) at thread/qthread_unix.cpp:368
#10 0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f6bcdf84700 (LWP 2194)):
#0  0x00007f6becbaa89d in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f6bf35fc5e4 in ?? () from /usr/lib64/libQt5Script.so.5
#2  0x00007f6bf35fc629 in ?? () from /usr/lib64/libQt5Script.so.5
#3  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f6bcfdc6700 (LWP 2183)):
#0  0x00007f6bed2e6b78 in read () from /lib64/libc.so.6
#1  0x00007f6be7c1d420 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f6be7bd8bf7 in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f6be7bd90b0 in ?? () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f6be7bd921c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#5  0x00007f6bedc19c0b in QEventDispatcherGlib::processEvents (this=0x7f6bc4000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f6bedbc209a in QEventLoop::exec (this=this@entry=0x7f6bcfdc5c70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#7  0x00007f6bed9f14da in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#8  0x00007f6bf129ecb5 in ?? () from /usr/lib64/libQt5Qml.so.5
#9  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43a41bf50) at thread/qthread_unix.cpp:368
#10 0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f6bd59c6700 (LWP 2149)):
#0  0x00007f6bed2eb08b in poll () from /lib64/libc.so.6
#1  0x00007f6be7bd9109 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f6be7bd921c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f6bedc19c0b in QEventDispatcherGlib::processEvents (this=0x7f6bc8000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f6bedbc209a in QEventLoop::exec (this=this@entry=0x7f6bd59c5c70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f6bed9f14da in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00007f6bf129ecb5 in ?? () from /usr/lib64/libQt5Qml.so.5
#7  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43a31e9e0) at thread/qthread_unix.cpp:368
#8  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f6bd740b700 (LWP 2116)):
#0  0x00007f6be7bd8638 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f6be7bd903b in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f6be7bd921c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f6bedc19c0b in QEventDispatcherGlib::processEvents (this=0x7f6bd0000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f6bedbc209a in QEventLoop::exec (this=this@entry=0x7f6bd740ac60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f6bed9f14da in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00007f6bef48d985 in ?? () from /usr/lib64/libQt5DBus.so.5
#7  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x7f6bef6fdd60) at thread/qthread_unix.cpp:368
#8  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f6bdda60700 (LWP 2066)):
#0  0x00007f6bed2eb08b in poll () from /lib64/libc.so.6
#1  0x00007f6bf22eb387 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007f6bf22ecfaa in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007f6bdfdd6029 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f6bed9f60ce in QThreadPrivate::start (arg=0x55c43a236590) at thread/qthread_unix.cpp:368
#5  0x00007f6becba4559 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f6bed2f582f in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f6bf3f3c100 (LWP 2056)):
[KCrash Handler]
#6  0x00007f6bed9edfdc in std::__atomic_base<QMutexData*>::compare_exchange_strong (__m2=std::memory_order_acquire, __m1=std::memory_order_acquire, __p2=<optimized out>, __p1=<synthetic pointer>: <optimized out>, this=0x7f6b33262a10 <vtable for Plasma::RunnerManager+40>) at /usr/include/c++/7/bits/atomic_base.h:752
#7  std::atomic<QMutexData*>::compare_exchange_strong (__m2=std::memory_order_acquire, __m1=std::memory_order_acquire, __p2=<optimized out>, __p1=<synthetic pointer>: <optimized out>, this=0x7f6b33262a10 <vtable for Plasma::RunnerManager+40>) at /usr/include/c++/7/atomic:498
#8  QAtomicOps<QMutexData*>::testAndSetAcquire<QMutexData*> (currentValue=0x0, newValue=<optimized out>, expectedValue=0x0, _q_value=...) at ../../include/QtCore/../../src/corelib/arch/qatomic_cxx11.h:290
#9  QBasicAtomicPointer<QMutexData>::testAndSetAcquire (newValue=<optimized out>, expectedValue=0x0, this=0x7f6b33262a10 <vtable for Plasma::RunnerManager+40>) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:253
#10 QBasicMutex::fastTryLock (this=0x7f6b33262a10 <vtable for Plasma::RunnerManager+40>) at thread/qmutex.h:95
#11 QBasicMutex::lock (this=0x7f6b33262a10 <vtable for Plasma::RunnerManager+40>) at thread/qmutex.h:72
#12 QRecursiveMutexPrivate::lock (this=0x7f6b332629f8 <vtable for Plasma::RunnerManager+16>, timeout=timeout@entry=-1) at thread/qmutex.cpp:708
#13 0x00007f6bed9edf16 in QMutex::lock (this=this@entry=0x7f6bd8024530) at thread/qmutex.cpp:227
#14 0x00007f6bed9ee6ad in QMutexLocker::QMutexLocker (m=0x7f6bd8024530, this=<synthetic pointer>) at thread/qmutex.h:200
#15 QReadWriteLockPrivate::recursiveLockForRead (this=this@entry=0x7f6bd8024530, timeout=timeout@entry=-1) at thread/qreadwritelock.cpp:540
#16 0x00007f6bed9ef1f2 in QReadWriteLock::tryLockForRead (this=0x55c43fced3e8, timeout=timeout@entry=-1) at thread/qreadwritelock.cpp:264
#17 0x00007f6bed9ef238 in QReadWriteLock::lockForRead (this=<optimized out>) at thread/qreadwritelock.cpp:179
#18 0x00007f6b3304c6e1 in Plasma::RunnerContext::isValid (this=this@entry=0x55c43fdc9990) at /usr/src/debug/krunner-5.46.0-lp150.131.1.x86_64/src/runnercontext.cpp:384
#19 0x00007f6b3304e739 in Plasma::RunnerContext::addMatch (this=0x55c43fdc9990, match=...) at /usr/src/debug/krunner-5.46.0-lp150.131.1.x86_64/src/runnercontext.cpp:425
#20 0x00007f6b33041ada in DBusRunner::<lambda()>::operator()(void) const (__closure=<optimized out>) at /usr/src/debug/krunner-5.46.0-lp150.131.1.x86_64/src/dbusrunner.cpp:161
#21 0x00007f6bedbf1a32 in QObject::event (this=0x55c43ea82050, e=<optimized out>) at kernel/qobject.cpp:1246
#22 0x00007f6beeda6e8c in QApplicationPrivate::notify_helper (this=this@entry=0x55c43a21a820, receiver=receiver@entry=0x55c43ea82050, e=e@entry=0x7f6abc0d63f0) at kernel/qapplication.cpp:3723
#23 0x00007f6beedae244 in QApplication::notify (this=0x7ffca8a85080, receiver=0x55c43ea82050, e=0x7f6abc0d63f0) at kernel/qapplication.cpp:3482
#24 0x00007f6bedbc3a88 in QCoreApplication::notifyInternal2 (receiver=0x55c43ea82050, event=event@entry=0x7f6abc0d63f0) at kernel/qcoreapplication.cpp:1016
#25 0x00007f6bedbc6075 in QCoreApplication::sendEvent (event=0x7f6abc0d63f0, receiver=<optimized out>) at kernel/qcoreapplication.h:233
#26 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x55c43a1f5e40) at kernel/qcoreapplication.cpp:1676
#27 0x00007f6bedbc65f8 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1530
#28 0x00007f6bedc1a573 in postEventSourceDispatch (s=0x55c43a264220) at kernel/qeventdispatcher_glib.cpp:276
#29 0x00007f6be7bd8f57 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#30 0x00007f6be7bd9190 in ?? () from /usr/lib64/libglib-2.0.so.0
#31 0x00007f6be7bd921c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#32 0x00007f6bedc19bef in QEventDispatcherGlib::processEvents (this=0x55c43a25bd80, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#33 0x00007f6bedbc209a in QEventLoop::exec (this=this@entry=0x7ffca8a84f90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#34 0x00007f6bedbca9e4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1289
#35 0x000055c439e73e20 in main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/plasma5-workspace-5.12.5-lp150.1.1.x86_64/shell/main.cpp:172

Possible duplicates by query: bug 389288, bug 387501, bug 385359, bug 382132.

Reported using DrKonqi
Comment 1 David Edmundson 2018-06-07 17:06:05 UTC 

*** This bug has been marked as a duplicate of bug 394272 ***