Bug 379938

Summary: Pulse crash when one instance of chrome and another of chromium tried to play sound concurrently and the audio settings app was running
Product: [Unmaintained] plasma-pa Reporter: Nikos Viorres <nviorres>
Component: generalAssignee: David Rosca <nowrep>
Status: RESOLVED WORKSFORME    
Severity: crash CC: bshah, justin.zobel, plasma-bugs-null
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.9.5   
Target Milestone: ---   
Platform: Neon   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Nikos Viorres 2017-05-17 13:29:04 UTC 
Application: plasmashell (5.9.5)

Qt Version: 5.7.1
Frameworks Version: 5.34.0
Operating System: Linux 4.10.8-041008-generic x86_64
Distribution: KDE neon User Edition 5.9

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

Pulse crash when one instance of chrome and another of chromium tried to play sound concurrently and the audio settings app was running. I am running user Neon, standard but with mainline kernel 4.10.8-041008-generic

-- 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 0x7f82264b38c0 (LWP 14976))]

Thread 27 (Thread 0x7f80f6df6700 (LWP 23855)):
#0  0x00007f8220df1b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f821624d861 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f821623ee11 in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f821623f4ae in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f821623f560 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f821624d7a9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f82154d5078 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#7  0x00007f82203966ba in start_thread (arg=0x7f80f6df6700) at pthread_create.c:333
#8  0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 26 (Thread 0x7f81125ed700 (LWP 23854)):
#0  0x00007f821c5cea79 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f821c589320 in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f821c58a245 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f821c58a49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f822171175b in QEventDispatcherGlib::processEvents (this=0x7f81080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f82216bc0ba in QEventLoop::exec (this=this@entry=0x7f81125ecce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007f82214ebf64 in QThread::exec (this=this@entry=0x7079fd0) at thread/qthread.cpp:507
#7  0x00007f8223b1cbf5 in QQmlThreadPrivate::run (this=0x7079fd0) at qml/ftw/qqmlthread.cpp:147
#8  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7079fd0) at thread/qthread_unix.cpp:368
#9  0x00007f82203966ba in start_thread (arg=0x7f81125ed700) at pthread_create.c:333
#10 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7f8110be4700 (LWP 23761)):
#0  0x00007f821c5cea79 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f821c58a290 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f821c58a49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f822171175b in QEventDispatcherGlib::processEvents (this=0x7f81000008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f82216bc0ba in QEventLoop::exec (this=this@entry=0x7f8110be3ce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f82214ebf64 in QThread::exec (this=this@entry=0x69c4ae0) at thread/qthread.cpp:507
#6  0x00007f8223b1cbf5 in QQmlThreadPrivate::run (this=0x69c4ae0) at qml/ftw/qqmlthread.cpp:147
#7  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x69c4ae0) at thread/qthread_unix.cpp:368
#8  0x00007f82203966ba in start_thread (arg=0x7f8110be4700) at pthread_create.c:333
#9  0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7f8111dec700 (LWP 23760)):
#0  0x00007f8220ded69d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f821c5cd6f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f821c589e74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f821c58a330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f821c58a49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f822171175b in QEventDispatcherGlib::processEvents (this=0x7f80fc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f82216bc0ba in QEventLoop::exec (this=this@entry=0x7f8111debce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#7  0x00007f82214ebf64 in QThread::exec (this=this@entry=0x66668e0) at thread/qthread.cpp:507
#8  0x00007f8223b1cbf5 in QQmlThreadPrivate::run (this=0x66668e0) at qml/ftw/qqmlthread.cpp:147
#9  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x66668e0) at thread/qthread_unix.cpp:368
#10 0x00007f82203966ba in start_thread (arg=0x7f8111dec700) at pthread_create.c:333
#11 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7f81137fe700 (LWP 21634)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f8124003190) at thread/qthread_unix.cpp:368
#14 0x00007f82203966ba in start_thread (arg=0x7f81137fe700) at pthread_create.c:333
#15 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7f8113fff700 (LWP 21633)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f8138003660) at thread/qthread_unix.cpp:368
#10 0x00007f82203966ba in start_thread (arg=0x7f8113fff700) at pthread_create.c:333
#11 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7f8134ff9700 (LWP 21632)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f81200027d0) at thread/qthread_unix.cpp:368
#10 0x00007f82203966ba in start_thread (arg=0x7f8134ff9700) at pthread_create.c:333
#11 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7f81357fa700 (LWP 21631)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f8128002b90) at thread/qthread_unix.cpp:368
#12 0x00007f82203966ba in start_thread (arg=0x7f81357fa700) at pthread_create.c:333
#13 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7f8135ffb700 (LWP 21630)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f8140003060) at thread/qthread_unix.cpp:368
#12 0x00007f82203966ba in start_thread (arg=0x7f8135ffb700) at pthread_create.c:333
#13 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7f81367fc700 (LWP 21629)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f82214f0b48 in QThreadPrivate::start (arg=0x649b660) at thread/qthread_unix.cpp:368
#12 0x00007f82203966ba in start_thread (arg=0x7f81367fc700) at pthread_create.c:333
#13 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7f8136ffd700 (LWP 21628)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#15 0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f8138003190) at thread/qthread_unix.cpp:368
#16 0x00007f82203966ba in start_thread (arg=0x7f8136ffd700) at pthread_create.c:333
#17 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7f81377fe700 (LWP 21627)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f8140002b90) at thread/qthread_unix.cpp:368
#10 0x00007f82203966ba in start_thread (arg=0x7f81377fe700) at pthread_create.c:333
#11 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7f8137fff700 (LWP 21626)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#15 0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f813c003190) at thread/qthread_unix.cpp:368
#16 0x00007f82203966ba in start_thread (arg=0x7f8137fff700) at pthread_create.c:333
#17 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7f814cfb7700 (LWP 21625)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f81480021d0) at thread/qthread_unix.cpp:368
#14 0x00007f82203966ba in start_thread (arg=0x7f814cfb7700) at pthread_create.c:333
#15 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7f814d7b8700 (LWP 21624)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f8144002f90) at thread/qthread_unix.cpp:368
#10 0x00007f82203966ba in start_thread (arg=0x7f814d7b8700) at pthread_create.c:333
#11 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f814dfb9700 (LWP 21623)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x5d41c70) at thread/qthread_unix.cpp:368
#10 0x00007f82203966ba in start_thread (arg=0x7f814dfb9700) at pthread_create.c:333
#11 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f814e7ba700 (LWP 21622)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x250af60) at thread/qthread_unix.cpp:368
#10 0x00007f82203966ba in start_thread (arg=0x7f814e7ba700) at pthread_create.c:333
#11 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f814efbb700 (LWP 21621)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#15 0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#16 0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#17 0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f8150003de0) at thread/qthread_unix.cpp:368
#18 0x00007f82203966ba in start_thread (arg=0x7f814efbb700) at pthread_create.c:333
#19 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f814f7bc700 (LWP 21620)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f82214f0b48 in QThreadPrivate::start (arg=0x645d1e0) at thread/qthread_unix.cpp:368
#12 0x00007f82203966ba in start_thread (arg=0x7f814f7bc700) at pthread_create.c:333
#13 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f81569fc700 (LWP 21619)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f82214f19fb in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x649f380) at thread/qwaitcondition_unix.cpp:143
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5d2e8c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3  0x00007f816f19607f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f816f19a078 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f816f19a0d2 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f816f19526d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f816f197bf0 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x5d41c90) at thread/qthread_unix.cpp:368
#10 0x00007f82203966ba in start_thread (arg=0x7f81569fc700) at pthread_create.c:333
#11 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f8161fd0700 (LWP 15393)):
#0  0x00007fffb50d2a7c in clock_gettime ()
#1  0x00007f8220e0bc86 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f8161fcfa20) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f8221596241 in qt_clock_gettime (ts=0x7f8161fcfa20, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:109
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:164
#4  qt_gettime () at tools/qelapsedtimer_unix.cpp:173
#5  0x00007f822170f3d9 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f815c002ed0) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007f822170f945 in QTimerInfoList::timerWait (this=0x7f815c002ed0, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007f8221710d0e in timerSourcePrepareHelper (timeout=0x7f8161fcfaf4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:132
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f8161fcfaf4) at kernel/qeventdispatcher_glib.cpp:165
#9  0x00007f821c58991d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f821c58a2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f821c58a49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f822171175b in QEventDispatcherGlib::processEvents (this=0x7f815c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007f82216bc0ba in QEventLoop::exec (this=this@entry=0x7f8161fcfcc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#14 0x00007f82214ebf64 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#15 0x00007f81644ae587 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#16 0x00007f82214f0b48 in QThreadPrivate::start (arg=0x50bfd50) at thread/qthread_unix.cpp:368
#17 0x00007f82203966ba in start_thread (arg=0x7f8161fd0700) at pthread_create.c:333
#18 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f81faf99700 (LWP 15116)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8225f086f4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f8225f08739 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f82203966ba in start_thread (arg=0x7f81faf99700) at pthread_create.c:333
#4  0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f8208f70700 (LWP 15096)):
#0  0x00007f8220df1b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f821c58a38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f821c58a49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f822171175b in QEventDispatcherGlib::processEvents (this=0x7f82000008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f82216bc0ba in QEventLoop::exec (this=this@entry=0x7f8208f6fce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f82214ebf64 in QThread::exec (this=this@entry=0x2561060) at thread/qthread.cpp:507
#6  0x00007f8223b1cbf5 in QQmlThreadPrivate::run (this=0x2561060) at qml/ftw/qqmlthread.cpp:147
#7  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x2561060) at thread/qthread_unix.cpp:368
#8  0x00007f82203966ba in start_thread (arg=0x7f8208f70700) at pthread_create.c:333
#9  0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f820a5ba700 (LWP 15024)):
#0  0x00007f8220ded69d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f821c5cd6f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f821c589e74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f821c58a330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f821c58a49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f822171175b in QEventDispatcherGlib::processEvents (this=0x7f81fc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f82216bc0ba in QEventLoop::exec (this=this@entry=0x7f820a5b9ce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#7  0x00007f82214ebf64 in QThread::exec (this=this@entry=0x250c450) at thread/qthread.cpp:507
#8  0x00007f8223b1cbf5 in QQmlThreadPrivate::run (this=0x250c450) at qml/ftw/qqmlthread.cpp:147
#9  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x250c450) at thread/qthread_unix.cpp:368
#10 0x00007f82203966ba in start_thread (arg=0x7f820a5ba700) at pthread_create.c:333
#11 0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f820bfff700 (LWP 15002)):
#0  0x00007f8220df1b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f821c58a38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f821c58a49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f822171175b in QEventDispatcherGlib::processEvents (this=0x7f82040008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f82216bc0ba in QEventLoop::exec (this=this@entry=0x7f820bffecd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f82214ebf64 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007f82265f0735 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x7f8226664d60) at thread/qthread_unix.cpp:368
#8  0x00007f82203966ba in start_thread (arg=0x7f820bfff700) at pthread_create.c:333
#9  0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f821196a700 (LWP 14985)):
#0  0x00007f8220df1b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8224e69c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f8224e6b8d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f8213ab0d79 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f82214f0b48 in QThreadPrivate::start (arg=0x2455110) at thread/qthread_unix.cpp:368
#5  0x00007f82203966ba in start_thread (arg=0x7f821196a700) at pthread_create.c:333
#6  0x00007f8220dfd82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f82264b38c0 (LWP 14976)):
[KCrash Handler]
#6  QPulseAudio::MapBase<QPulseAudio::SinkInput, pa_sink_input_info>::objectAt (this=<optimized out>, index=<optimized out>) at /workspace/build/src/maps.h:97
#7  0x00007f816b9b70fa in QPulseAudio::AbstractModel::setData (this=0x6b5a320, index=..., value=..., role=263) at /workspace/build/src/pulseaudio.cpp:89
#8  0x00007f8221682677 in QSortFilterProxyModel::setData (this=this@entry=0x6b59090, index=..., value=..., role=role@entry=263) at itemmodels/qsortfilterproxymodel.cpp:1987
#9  0x00007f82238f7240 in QQmlDMAbstractItemModelData::setValue (value=..., role=263, this=0x7073900) at util/qqmladaptormodel.cpp:426
#10 QQmlDMCachedModelData::metaCall (this=0x7073900, call=<optimized out>, id=<optimized out>, arguments=<optimized out>) at util/qqmladaptormodel.cpp:308
#11 0x00007f8223a9d0da in QQmlPropertyPrivate::write (object=object@entry=0x7073900, property=..., value=..., context=0x6962ca0, flags=...) at qml/qqmlproperty.cpp:1259
#12 0x00007f8223a6b370 in QV4::QObjectWrapper::setProperty (engine=engine@entry=0x69c5000, object=object@entry=0x7073900, property=0x6cddd78, value=...) at jsruntime/qv4qobjectwrapper.cpp:544
#13 0x00007f8223a6b920 in QV4::QObjectWrapper::setQmlProperty (engine=engine@entry=0x69c5000, qmlContext=qmlContext@entry=0x6091380, object=0x7073900, name=name@entry=0x7f80fb8013f0, revisionMode=revisionMode@entry=QV4::QObjectWrapper::CheckRevision, value=...) at jsruntime/qv4qobjectwrapper.cpp:431
#14 0x00007f8223b0cab5 in QV4::QmlContextWrapper::put (m=0x7f80fb801400, name=0x7f80fb8013f0, value=...) at qml/qqmlcontextwrapper.cpp:301
#15 0x00007f82239f5186 in QV4::Object::put (v=..., name=0x7f80fb8013f0, this=<optimized out>) at ../../include/QtQml/5.7.1/QtQml/private/../../../../../src/qml/jsruntime/qv4object_p.h:310
#16 QV4::ExecutionContext::setProperty (this=0x7f80fb801390, name=0x7f80fb8013f0, value=...) at jsruntime/qv4context.cpp:381
#17 0x00007f8223a7bd40 in QV4::Runtime::setActivationProperty (engine=0x69c5000, nameIndex=<optimized out>, value=...) at jsruntime/qv4runtime.cpp:697
#18 0x00007f811035a782 in ?? ()
#19 0xffff80004afb0541 in ?? ()
#20 0x00000000069c48d0 in ?? ()
#21 0x0000000000000000 in ?? ()

Reported using DrKonqi
Comment 1 Justin Zobel 2020-12-04 03:38:37 UTC 
Thank you for the report, Nikos.

As it has been a while since this was reported, can you please test and confirm if this issue is still occurring or if this bug report can be marked as resolved.

I have set the bug status to "needsinfo" pending your response, please change back to "reported" or "resolved/worksforme" when you respond, thank you.
Comment 2 Bug Janitor Service 2020-12-19 04:35:07 UTC 
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least
15 days. Please provide the requested information as soon as
possible and set the bug status as REPORTED. Due to regular bug
tracker maintenance, if the bug is still in NEEDSINFO status with
no change in 30 days the bug will be closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please
mark the bug as REPORTED so that the KDE team knows that the bug is
ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!
Comment 3 Bug Janitor Service 2021-01-03 04:34:35 UTC 
This bug has been in NEEDSINFO status with no change for at least
30 days. The bug is now closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

Thank you for helping us make KDE software even better for everyone!