Bug 410314

Summary: Error while searching for an App
Product: [Plasma] plasmashell Reporter: Carlos Quiros <cquiros>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED BACKTRACE    
Severity: crash CC: plasma-bugs-null
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.12.8   
Target Milestone: 1.0   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Carlos Quiros 2019-07-28 14:12:56 UTC 
Application: plasmashell (5.12.8)

Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-55-generic x86_64
Distribution: Ubuntu 18.04.2 LTS

-- Information about the crash:
This hapenned while searching for an app using the "type to search" input in the main menu

-- 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 0x7f54a24e5800 (LWP 4068))]

Thread 24 (Thread 0x7f537d7fa700 (LWP 11488)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f549b34e6db in start_thread (arg=0x7f537d7fa700) at pthread_create.c:463
#10 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f537dffb700 (LWP 11487)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f549b34e6db in start_thread (arg=0x7f537dffb700) at pthread_create.c:463
#10 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f537e7fc700 (LWP 11486)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f549b34e6db in start_thread (arg=0x7f537e7fc700) at pthread_create.c:463
#12 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f537effd700 (LWP 11485)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f549b34e6db in start_thread (arg=0x7f537effd700) at pthread_create.c:463
#12 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f537f7fe700 (LWP 11484)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f549b34e6db in start_thread (arg=0x7f537f7fe700) at pthread_create.c:463
#10 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f537ffff700 (LWP 11483)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f549b34e6db in start_thread (arg=0x7f537ffff700) at pthread_create.c:463
#12 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f539cff9700 (LWP 11482)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f549b34e6db in start_thread (arg=0x7f539cff9700) at pthread_create.c:463
#12 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f539d7fa700 (LWP 11481)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f549b34e6db in start_thread (arg=0x7f539d7fa700) at pthread_create.c:463
#12 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f539dffb700 (LWP 11480)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f549b34e6db in start_thread (arg=0x7f539dffb700) at pthread_create.c:463
#10 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f539e7fc700 (LWP 11479)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f549b34e6db in start_thread (arg=0x7f539e7fc700) at pthread_create.c:463
#14 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f539effd700 (LWP 11478)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f549b34e6db in start_thread (arg=0x7f539effd700) at pthread_create.c:463
#16 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f539f7fe700 (LWP 11477)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f549b34e6db in start_thread (arg=0x7f539f7fe700) at pthread_create.c:463
#14 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f539ffff700 (LWP 11476)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f549b34e6db in start_thread (arg=0x7f539ffff700) at pthread_create.c:463
#10 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f53acbdf700 (LWP 11475)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f549b34e6db in start_thread (arg=0x7f53acbdf700) at pthread_create.c:463
#14 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f53babdf700 (LWP 11474)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f53e151dc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f549b34e6db in start_thread (arg=0x7f53babdf700) at pthread_create.c:463
#16 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f53c3fff700 (LWP 11473)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be99512450) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be99512400, cond=0x55be99512428) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be99512428, mutex=0x55be99512400) at pthread_cond_wait.c:655
#3  0x00007f549c1ce59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53e1519ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f53e151dba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f53e1518c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f53e151ba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f549b34e6db in start_thread (arg=0x7f53c3fff700) at pthread_create.c:463
#10 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f53c9744700 (LWP 4498)):
#0  0x00007f549babbbf9 in __GI___poll (fds=0x7f53c4006070, nfds=1, timeout=2951561) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f54966245c9 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f54966246dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f549c40490b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f549c3a99ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f549c1c822a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f53cc0a0747 in KCupsConnection::run() () at /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f549b34e6db in start_thread (arg=0x7f53c9744700) at pthread_create.c:463
#9  0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f53e39fa700 (LWP 4349)):
#0  0x00007f549babbbf9 in __GI___poll (fds=0x7f53dc0059f0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f54966245c9 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f54966246dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f549c40490b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f549c3a99ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f549c1c822a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f549fed42a6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f549b34e6db in start_thread (arg=0x7f53e39fa700) at pthread_create.c:463
#9  0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f5474c9a700 (LWP 4291)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55be947a6408) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55be947a63b8, cond=0x55be947a63e0) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x55be947a63e0, mutex=0x55be947a63b8) at pthread_cond_wait.c:655
#3  0x00007f547573c31a in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f547573c047 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f549b34e6db in start_thread (arg=0x7f5474c9a700) at pthread_create.c:463
#6  0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f5477fff700 (LWP 4275)):
#0  0x00007f549b3549f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f54a1ea9fb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f549b3549f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f54a1ea9f68, cond=0x7f54a1ea9f90) at pthread_cond_wait.c:502
#2  0x00007f549b3549f3 in __pthread_cond_wait (cond=0x7f54a1ea9f90, mutex=0x7f54a1ea9f68) at pthread_cond_wait.c:655
#3  0x00007f54a1bb35f4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007f54a1bb3639 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007f549b34e6db in start_thread (arg=0x7f5477fff700) at pthread_create.c:463
#6  0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f5482197700 (LWP 4248)):
#0  0x00007f549bab70b4 in __GI___libc_read (fd=11, buf=0x7f5482196b70, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f54966692d0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f54966240b7 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5496624570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f54966246dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f549c40490b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f549c3a99ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f549c1c822a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f549f33a6f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f549b34e6db in start_thread (arg=0x7f5482197700) at pthread_create.c:463
#11 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f5483fff700 (LWP 4140)):
#0  0x00007f549bab70b4 in __GI___libc_read (fd=10, buf=0x7f5483ffeb70, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f54966692d0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f54966240b7 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5496624570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f54966246dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f549c40490b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f549c3a99ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f549c1c822a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f549f33a6f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f549b34e6db in start_thread (arg=0x7f5483fff700) at pthread_create.c:463
#11 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f5489cc0700 (LWP 4105)):
#0  0x00007f549bab70b4 in __GI___libc_read (fd=7, buf=0x7f5489cbfb60, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f54966692d0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f54966240b7 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5496624570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f54966246dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f549c40490b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f549c3a99ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f549c1c822a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f549c881d45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f549c1cd16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f549b34e6db in start_thread (arg=0x7f5489cc0700) at pthread_create.c:463
#11 0x00007f549bac888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f54a24e5800 (LWP 4068)):
[KCrash Handler]
#6  0x00007f549f1ed32e in QV4::QObjectWrapper::wrap(QV4::ExecutionEngine*, QObject*) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f549f1e766b in QV4::ExecutionEngine::fromVariant(QVariant const&) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f549f26956b in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f549f26a290 in QV4::QObjectWrapper::getQmlProperty(QQmlContextData*, QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*, bool) const () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f549f28529f in QV4::Runtime::method_getProperty(QV4::ExecutionEngine*, QV4::Value const&, int) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f53d8d86a7b in  ()
#12 0x0000000000000000 in  ()

Reported using DrKonqi
Comment 1 David Edmundson 2019-08-15 21:18:46 UTC 
Backtrace doesn't really contain anything useful unfortunately. 

Closing as we can't do much. Sorry. 

It's in Qt and you're running quite an old Qt, hopefully it's fixed already.