Bug 393962

Summary: Plasma crashed when selecting another audio output for an application
Product: [Plasma] plasmashell Reporter: Christian <christian>
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: Neon   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Christian 2018-05-07 15:35:19 UTC 
Application: plasmashell (5.12.5)

Qt Version: 5.10.0
Frameworks Version: 5.45.0
Operating System: Linux 4.13.0-39-generic x86_64
Distribution: KDE neon User Edition 5.12

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

I had the 'Audio Volume Settings' open and under 'Audio Volume', Tabsheet 'Applications' I tried to select another outputdevice for an application

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f5573b2d8c0 (LWP 2784))]

Thread 26 (Thread 0x7f5469a9f700 (LWP 23021)):
#0  0x00007f55680d1a94 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f556808c910 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f556808d2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f556808d49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f556dacf5cb in QEventDispatcherGlib::processEvents (this=0x7f5418c082f0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f556da7664a in QEventLoop::exec (this=this@entry=0x7f5469a9ece0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007f556d896554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#7  0x00007f5570a07a35 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x622a910) at thread/qthread_unix.cpp:376
#9  0x00007f556c7406ba in start_thread (arg=0x7f5469a9f700) at pthread_create.c:333
#10 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7f5433fff700 (LWP 4005)):
#0  0x00007f556d19c74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f556808d38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f556808d712 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f54a5b759d6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f55680b3bb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f556c7406ba in start_thread (arg=0x7f5433fff700) at pthread_create.c:333
#6  0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7f5468861700 (LWP 4004)):
#0  0x00007f556d19c74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f556808d38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f556808d49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f556808d4d9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f55680b3bb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f556c7406ba in start_thread (arg=0x7f5468861700) at pthread_create.c:333
#6  0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7f546929e700 (LWP 4002)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7f5448002f90) at thread/qthread_unix.cpp:376
#10 0x00007f556c7406ba in start_thread (arg=0x7f546929e700) at pthread_create.c:333
#11 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7f5474ff9700 (LWP 4001)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7f5454002f90) at thread/qthread_unix.cpp:376
#10 0x00007f556c7406ba in start_thread (arg=0x7f5474ff9700) at pthread_create.c:333
#11 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7f54757fa700 (LWP 4000)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7f54880c66d0) at thread/qthread_unix.cpp:376
#10 0x00007f556c7406ba in start_thread (arg=0x7f54757fa700) at pthread_create.c:333
#11 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7f5475ffb700 (LWP 3999)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7f545c003190) at thread/qthread_unix.cpp:376
#12 0x00007f556c7406ba in start_thread (arg=0x7f5475ffb700) at pthread_create.c:333
#13 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7f54767fc700 (LWP 3998)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7f5470002f90) at thread/qthread_unix.cpp:376
#12 0x00007f556c7406ba in start_thread (arg=0x7f54767fc700) at pthread_create.c:333
#13 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7f5476ffd700 (LWP 3997)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7f5460002b90) at thread/qthread_unix.cpp:376
#12 0x00007f556c7406ba in start_thread (arg=0x7f5476ffd700) at pthread_create.c:333
#13 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7f54777fe700 (LWP 3996)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x796e2c0) at thread/qthread_unix.cpp:376
#10 0x00007f556c7406ba in start_thread (arg=0x7f54777fe700) at pthread_create.c:333
#11 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7f5477fff700 (LWP 3995)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7f547c002d90) at thread/qthread_unix.cpp:376
#12 0x00007f556c7406ba in start_thread (arg=0x7f5477fff700) at pthread_create.c:333
#13 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7f5484bc4700 (LWP 3994)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7f54880bc8a0) at thread/qthread_unix.cpp:376
#10 0x00007f556c7406ba in start_thread (arg=0x7f5484bc4700) at pthread_create.c:333
#11 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7f54853c5700 (LWP 3993)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7f5478002f90) at thread/qthread_unix.cpp:376
#12 0x00007f556c7406ba in start_thread (arg=0x7f54853c5700) at pthread_create.c:333
#13 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7f5485bc6700 (LWP 3992)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x85893f0) at thread/qthread_unix.cpp:376
#10 0x00007f556c7406ba in start_thread (arg=0x7f5485bc6700) at pthread_create.c:333
#11 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f54863c7700 (LWP 3991)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#15 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#16 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#17 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#18 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#19 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#20 0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#21 0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7cfddc0) at thread/qthread_unix.cpp:376
#22 0x00007f556c7406ba in start_thread (arg=0x7f54863c7700) at pthread_create.c:333
#23 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f5486bc8700 (LWP 3990)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#15 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#16 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#17 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#18 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#19 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#20 0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#21 0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7f5480001580) at thread/qthread_unix.cpp:376
#22 0x00007f556c7406ba in start_thread (arg=0x7f5486bc8700) at pthread_create.c:333
#23 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f54873c9700 (LWP 3989)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#15 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#16 0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#17 0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#18 0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#19 0x00007f556d89b6eb in QThreadPrivate::start (arg=0x8533690) at thread/qthread_unix.cpp:376
#20 0x00007f556c7406ba in start_thread (arg=0x7f54873c9700) at pthread_create.c:333
#21 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f5487bca700 (LWP 3988)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7efa4f0) at thread/qthread_unix.cpp:376
#12 0x00007f556c7406ba in start_thread (arg=0x7f5487bca700) at pthread_create.c:333
#13 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f548e442700 (LWP 3987)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f556d89c67b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x817e940) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x36e3db0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f54b222078f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f54b2224868 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f54b22248c2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f54b221f9ed in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f54b22223e0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x81b8f00) at thread/qthread_unix.cpp:376
#10 0x00007f556c7406ba in start_thread (arg=0x7f548e442700) at pthread_create.c:333
#11 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f5499482700 (LWP 3006)):
#0  0x00007f556d19c74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f556808d38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f556808d49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f556dacf5cb in QEventDispatcherGlib::processEvents (this=0x7f54940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f556da7664a in QEventLoop::exec (this=this@entry=0x7f5499481cc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f556d896554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#6  0x00007f549b961f37 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x4514a10) at thread/qthread_unix.cpp:376
#8  0x00007f556c7406ba in start_thread (arg=0x7f5499482700) at pthread_create.c:333
#9  0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f54b8d20700 (LWP 2953)):
#0  0x00007f556d19827d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f55680d06f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f556808ce74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f556808d330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f556808d49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f556dacf5cb in QEventDispatcherGlib::processEvents (this=0x7f54ac0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f556da7664a in QEventLoop::exec (this=this@entry=0x7f54b8d1fc90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#7  0x00007f556d896554 in QThread::exec (this=this@entry=0x3352620) at thread/qthread.cpp:522
#8  0x00007f55715b21c6 in QQuickPixmapReader::run (this=0x3352620) at util/qquickpixmapcache.cpp:887
#9  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x3352620) at thread/qthread_unix.cpp:376
#10 0x00007f556c7406ba in start_thread (arg=0x7f54b8d20700) at pthread_create.c:333
#11 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f554d4f4700 (LWP 2925)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f5573296db4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f5573296df9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f556c7406ba in start_thread (arg=0x7f554d4f4700) at pthread_create.c:333
#4  0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f554f394700 (LWP 2898)):
#0  0x00007f556d19c74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f556808d38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f556808d49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f556dacf5cb in QEventDispatcherGlib::processEvents (this=0x7f55440008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f556da7664a in QEventLoop::exec (this=this@entry=0x7f554f393ce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f556d896554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#6  0x00007f5570a07a35 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x18f9a00) at thread/qthread_unix.cpp:376
#8  0x00007f556c7406ba in start_thread (arg=0x7f554f394700) at pthread_create.c:333
#9  0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f5555245700 (LWP 2886)):
#0  0x00007f556d19827d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f55680d06f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f556808ce74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f556808d330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f556808d49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f556dacf5cb in QEventDispatcherGlib::processEvents (this=0x7f55480008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f556da7664a in QEventLoop::exec (this=this@entry=0x7f5555244ce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#7  0x00007f556d896554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#8  0x00007f5570a07a35 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x17a3880) at thread/qthread_unix.cpp:376
#10 0x00007f556c7406ba in start_thread (arg=0x7f5555245700) at pthread_create.c:333
#11 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f5556c8a700 (LWP 2809)):
#0  0x00007f556d19827d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f55680d06f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f556808ce74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f556808d330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f556808d49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f556dacf5cb in QEventDispatcherGlib::processEvents (this=0x7f55500008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f556da7664a in QEventLoop::exec (this=this@entry=0x7f5556c89cd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#7  0x00007f556d896554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#8  0x00007f556def22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f556d89b6eb in QThreadPrivate::start (arg=0x7f556e166d60) at thread/qthread_unix.cpp:376
#10 0x00007f556c7406ba in start_thread (arg=0x7f5556c8a700) at pthread_create.c:333
#11 0x00007f556d1a841d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f5573b2d8c0 (LWP 2784)):
[KCrash Handler]
#6  0x00007f556da81ff7 in QMetaObject::cast (this=this@entry=0x7f54c32de340 <QQuickMenuBar1::staticMetaObject>, obj=obj@entry=0xaff9d90) at kernel/qmetaobject.cpp:366
#7  0x00007f556da82035 in QMetaObject::cast (this=this@entry=0x7f54c32de340 <QQuickMenuBar1::staticMetaObject>, obj=obj@entry=0xaff9d90) at kernel/qmetaobject.cpp:355
#8  0x00007f54c3098d0f in qobject_cast<QQuickMenuBar1*> (object=0xaff9d90) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobject.h:514
#9  QQuickMenu1::menuBar (this=<optimized out>) at qquickmenu.cpp:617
#10 0x00007f54c309d9a1 in QQuickMenuPopupWindow1::shouldForwardEventAfterDismiss (this=0xb3a56e0, e=0x7fff739973f0) at qquickmenupopupwindow.cpp:185
#11 0x00007f54c309e4ee in QQuickPopupWindow1::forwardEventToTransientParent (this=this@entry=0xb3a56e0, e=e@entry=0x7fff739973f0) at qquickpopupwindow.cpp:198
#12 0x00007f54c309e74d in QQuickPopupWindow1::mousePressEvent (this=0xb3a56e0, e=0x7fff739973f0) at qquickpopupwindow.cpp:168
#13 0x00007f556e2a9625 in QWindow::event (this=this@entry=0xb3a56e0, ev=ev@entry=0x7fff739973f0) at kernel/qwindow.cpp:2328
#14 0x00007f557168f8c5 in QQuickWindow::event (this=this@entry=0xb3a56e0, e=e@entry=0x7fff739973f0) at items/qquickwindow.cpp:1627
#15 0x00007f54c309ebb1 in QQuickPopupWindow1::event (this=0xb3a56e0, event=0x7fff739973f0) at qquickpopupwindow.cpp:258
#16 0x00007f556ea44acc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0xb3a56e0, e=0x7fff739973f0) at kernel/qapplication.cpp:3732
#17 0x00007f556ea4c417 in QApplication::notify (this=0x7fff739977a0, receiver=0xb3a56e0, e=0x7fff739973f0) at kernel/qapplication.cpp:3491
#18 0x00007f556da783c8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0xb3a56e0, event=event@entry=0x7fff739973f0) at kernel/qcoreapplication.cpp:1044
#19 0x00007f556e29cef0 in QCoreApplication::sendSpontaneousEvent (event=0x7fff739973f0, receiver=0xb3a56e0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:237
#20 QGuiApplicationPrivate::processMouseEvent (e=0xb24daa0) at kernel/qguiapplication.cpp:1957
#21 0x00007f556e29ee45 in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0xb24daa0) at kernel/qguiapplication.cpp:1741
#22 0x00007f556e2788fb in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:976
#23 0x00007f555f1151ab in QPAEventDispatcherGlib::processEvents (this=0x16d0c70, flags=...) at qeventdispatcher_glib.cpp:70
#24 0x00007f556da7664a in QEventLoop::exec (this=this@entry=0x7fff73997660, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#25 0x00007f556da7f854 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1332
#26 0x00007f556e29483c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1687
#27 0x00007f556ea44a25 in QApplication::exec () at kernel/qapplication.cpp:2917
#28 0x000000000041cdac in main (argc=1, argv=<optimized out>) at /workspace/build/shell/main.cpp:166

Possible duplicates by query: bug 383358.

Reported using DrKonqi
Comment 1 Christoph Feck 2018-05-31 23:15:06 UTC 

*** This bug has been marked as a duplicate of bug 371007 ***