391332 – plasmashell crash when selecting the wallpaper settings

Bug 391332 - plasmashell crash when selecting the wallpaper settings

Summary: plasmashell crash when selecting the wallpaper settings

Status:	RESOLVED WORKSFORME

Alias:	None

Product:	kde
Classification:	I don't know
Component:	general (show other bugs)
Version:	unspecified
Platform:	unspecified Linux

Importance:	NOR crash
Target Milestone:	---
Assignee:	Unassigned bugs mailing-list

URL:
Keywords:	drkonqi

Depends on:
Blocks:

Reported:	2018-03-03 12:37 UTC by Bhushan Shah
Modified:	2018-03-04 06:21 UTC (History)
CC List:	0 users

See Also:
Latest Commit:
Version Fixed In:
Sentry Crash Report:

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Description Bhushan Shah 2018-03-03 12:37:17 UTC

Application: plasmashell (5.12.80)
 (Compiled from sources)
Qt Version: 5.10.1
Frameworks Version: 5.44.0
Operating System: Linux 4.15.6-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

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

plasmashell crashed when selecting the wallpaper settings
it also crashes in same place if I use folderview

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Aborted
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f954eeb13c0 (LWP 726))]

Thread 15 (Thread 0x7f94639e1700 (LWP 1077)):
#0  0x00007f95462bb3d8 in read () at /usr/lib/libc.so.6
#1  0x00007f95400e37d1 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f954009dac8 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f954009df96 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f954009e10e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f954716e314 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f95471103db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f9546f1f7ae in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f954b4fd379 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f9480ff9700 (LWP 1011)):
#0  0x00007f954559d3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f9546f2602c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f9498a422a5 in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=0x557efedde1d0, th=0x7f9470004bd0) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:594
#3  0x00007f9498a41f26 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x557efedde1d0, th=0x7f9470004bd0, threadWasBusy=false, suspendIfInactive=false, justReturning=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:554
#4  0x00007f9498a4ba68 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f9470004bd0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:66
#5  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f9470004bd0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#6  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f9470004bd0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#7  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f9470004bd0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#8  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f9470004bd0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#9  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f9470004bd0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#10 0x00007f9498a47a1d in ThreadWeaver::Thread::run() (this=0x7f9470004bd0) at /home/bshah/kdesrc/source/threadweaver/src/thread.cpp:103
#11 0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#12 0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#13 0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f94817fa700 (LWP 1010)):
#0  0x00007f954559d3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f9546f2602c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f9498a422a5 in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=0x557efedde1d0, th=0x7f946c0049b0) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:594
#3  0x00007f9498a41f26 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x557efedde1d0, th=0x7f946c0049b0, threadWasBusy=false, suspendIfInactive=false, justReturning=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:554
#4  0x00007f9498a4ba68 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f946c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:66
#5  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f946c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#6  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f946c0049b0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#7  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f946c0049b0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#8  0x00007f9498a47a1d in ThreadWeaver::Thread::run() (this=0x7f946c0049b0) at /home/bshah/kdesrc/source/threadweaver/src/thread.cpp:103
#9  0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f9481ffb700 (LWP 1009)):
#0  0x00007f954559d3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f9546f2602c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f9498a422a5 in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=0x557efedde1d0, th=0x7f9474003ce0) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:594
#3  0x00007f9498a41f26 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x557efedde1d0, th=0x7f9474003ce0, threadWasBusy=false, suspendIfInactive=false, justReturning=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:554
#4  0x00007f9498a4ba68 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f9474003ce0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:66
#5  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f9474003ce0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#6  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f9474003ce0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#7  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f9474003ce0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#8  0x00007f9498a47a1d in ThreadWeaver::Thread::run() (this=0x7f9474003ce0) at /home/bshah/kdesrc/source/threadweaver/src/thread.cpp:103
#9  0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f94827fc700 (LWP 1008)):
#0  0x00007f954559d3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f9546f2602c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f9498a422a5 in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=0x557efedde1d0, th=0x7f947c0049b0) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:594
#3  0x00007f9498a41f26 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x557efedde1d0, th=0x7f947c0049b0, threadWasBusy=false, suspendIfInactive=false, justReturning=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:554
#4  0x00007f9498a4ba68 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f947c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:66
#5  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f947c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#6  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f947c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#7  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f947c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#8  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f947c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#9  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f947c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#10 0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f947c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#11 0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f947c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#12 0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f947c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#13 0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f947c0049b0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#14 0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f947c0049b0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#15 0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f947c0049b0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#16 0x00007f9498a47a1d in ThreadWeaver::Thread::run() (this=0x7f947c0049b0) at /home/bshah/kdesrc/source/threadweaver/src/thread.cpp:103
#17 0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#18 0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#19 0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f9482ffd700 (LWP 1007)):
#0  0x00007f954559d3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f9546f2602c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f9498a422a5 in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=0x557efedde1d0, th=0x557effc9e0d0) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:594
#3  0x00007f9498a41f26 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x557efedde1d0, th=0x557effc9e0d0, threadWasBusy=false, suspendIfInactive=false, justReturning=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:554
#4  0x00007f9498a4ba68 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:66
#5  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#6  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#7  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#8  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#9  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#10 0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#11 0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#12 0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#13 0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#14 0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#15 0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x557effc9e0d0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#16 0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x557effc9e0d0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#17 0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x557effc9e0d0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#18 0x00007f9498a47a1d in ThreadWeaver::Thread::run() (this=0x557effc9e0d0) at /home/bshah/kdesrc/source/threadweaver/src/thread.cpp:103
#19 0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#20 0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#21 0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f94837fe700 (LWP 1006)):
#0  0x00007f954559d3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f9546f2602c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f9498a422a5 in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=0x557efedde1d0, th=0x7f94840055a0) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:594
#3  0x00007f9498a41f26 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x557efedde1d0, th=0x7f94840055a0, threadWasBusy=false, suspendIfInactive=false, justReturning=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:554
#4  0x00007f9498a4ba68 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f94840055a0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:66
#5  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f94840055a0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#6  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f94840055a0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#7  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f94840055a0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#8  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x7f94840055a0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#9  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x7f94840055a0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#10 0x00007f9498a47a1d in ThreadWeaver::Thread::run() (this=0x7f94840055a0) at /home/bshah/kdesrc/source/threadweaver/src/thread.cpp:103
#11 0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#12 0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#13 0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f9483fff700 (LWP 1005)):
#0  0x00007f954559d3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f9546f2602c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f9498a422a5 in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=0x557efedde1d0, th=0x557effcf24c0) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:594
#3  0x00007f9498a41f26 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x557efedde1d0, th=0x557effcf24c0, threadWasBusy=false, suspendIfInactive=false, justReturning=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:554
#4  0x00007f9498a4ba68 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x557effcf24c0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:66
#5  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x557effcf24c0, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#6  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x557effcf24c0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#7  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x557effcf24c0, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#8  0x00007f9498a47a1d in ThreadWeaver::Thread::run() (this=0x557effcf24c0) at /home/bshah/kdesrc/source/threadweaver/src/thread.cpp:103
#9  0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f9489c57700 (LWP 1004)):
#0  0x00007f954559d3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f9546f2602c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f9498a422a5 in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(ThreadWeaver::Thread*) (this=0x557efedde1d0, th=0x557effcf2c30) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:594
#3  0x00007f9498a41f26 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) (this=0x557efedde1d0, th=0x557effcf2c30, threadWasBusy=false, suspendIfInactive=false, justReturning=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:554
#4  0x00007f9498a4ba68 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x557effcf2c30, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:66
#5  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x557effcf2c30, wasBusy=false) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#6  0x00007f9498a4bb6b in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557effc657f0, th=0x557effcf2c30, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/workinghardstate.cpp:73
#7  0x00007f9498a42079 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) (this=0x557efedde1d0, th=0x557effcf2c30, wasBusy=true) at /home/bshah/kdesrc/source/threadweaver/src/weaver.cpp:568
#8  0x00007f9498a47a1d in ThreadWeaver::Thread::run() (this=0x557effcf2c30) at /home/bshah/kdesrc/source/threadweaver/src/thread.cpp:103
#9  0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f949b0d3700 (LWP 731)):
#0  0x00007f95462bf97b in poll () at /usr/lib/libc.so.6
#1  0x00007f954009dff3 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f954009e10e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f954716e314 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f95471103db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f9546f1f7ae in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f954c0f650b in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f952dcb7700 (LWP 730)):
#0  0x00007f954559d3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f954e53ff77 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007f954e53ffb9 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f952ffff700 (LWP 729)):
#0  0x00007f95462bf97b in poll () at /usr/lib/libc.so.6
#1  0x00007f954009dff3 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f954009e10e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f954716e314 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f95471103db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f9546f1f7ae in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f954b4fd379 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f953602b700 (LWP 728)):
#0  0x00007f95462bf97b in poll () at /usr/lib/libc.so.6
#1  0x00007f954009dff3 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f954009e10e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f954716e314 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f95471103db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f9546f1f7ae in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f9547591416 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f9538290700 (LWP 727)):
#0  0x00007f95462bf97b in poll () at /usr/lib/libc.so.6
#1  0x00007f954cd868e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007f954cd88679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f953a1e282a in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f9546f24b4d in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f954559708c in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f95462c9e7f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f954eeb13c0 (LWP 726)):
[KCrash Handler]
#6  0x00007f9546208860 in raise () at /usr/lib/libc.so.6
#7  0x00007f9546209ec9 in abort () at /usr/lib/libc.so.6
#8  0x00007f9546f0e8e8 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f9546f094c7 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f954ae87d49 in KFileItem::determineMimeType() const (this=0x7ffc10c05f90) at /home/bshah/kdesrc/source/kio/src/core/kfileitem.cpp:735
#11 0x00007f954ae87b12 in KFileItem::mimetype() const (this=0x7ffc10c05f90) at /home/bshah/kdesrc/source/kio/src/core/kfileitem.cpp:716
#12 0x00007f9545d337b7 in KIO::PreviewJobPrivate::startPreview() (this=0x557f00667610) at /home/bshah/kdesrc/source/kio/src/widgets/previewjob.cpp:304
#13 0x00007f9545d37de9 in KIO::PreviewJob::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=0x557f00667ce0, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0x557f00667a30) at /home/bshah/kdesrc/build/kio/src/widgets/KF5KIOWidgets_autogen/include/moc_previewjob.cpp:98
#14 0x00007f9547143112 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#15 0x00007f9548355fec in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#16 0x00007f954835d9c6 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#17 0x00007f9547111da0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#18 0x00007f9547114a06 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#19 0x00007f954716ed04 in  () at /usr/lib/libQt5Core.so.5
#20 0x00007f954009de38 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#21 0x00007f954009e081 in  () at /usr/lib/libglib-2.0.so.0
#22 0x00007f954009e10e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#23 0x00007f954716e2f1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#24 0x00007f953a26a482 in  () at /usr/lib/libQt5XcbQpa.so.5
#25 0x00007f95471103db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#26 0x00007f95471197d8 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#27 0x0000557efb4140cd in main(int, char**) (argc=1, argv=0x7ffc10c067f8) at /home/bshah/kdesrc/source/plasma-workspace/shell/main.cpp:165

Reported using DrKonqi