Bug 413792

Summary: System Settings crashed when I added British English in Regional Settings
Product: [Applications] systemsettings Reporter: Alexander Bakumenko <BSanek1972>
Component: generalAssignee: Plasma Bugs List <plasma-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash CC: akson.rill, Jonathon.Padfield
Priority: NOR Keywords: drkonqi
Version: 5.17.2   
Target Milestone: ---   
Platform: unspecified   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: New crash information added by DrKonqi
New crash information added by DrKonqi

Description Alexander Bakumenko 2019-11-04 01:18:43 UTC 
Application: systemsettings5 (5.17.2)

Qt Version: 5.13.1
Frameworks Version: 5.63.0
Operating System: Linux 4.15.0-66-generic x86_64
Distribution: KDE neon User Edition 5.17

-- Information about the crash:
- What I was doing when the application crashed:
Everything is fine when I added Russian and American English in Regional Settings.
System Settings crashed when I added British English in Regional Settings.

The crash can be reproduced every time.

-- Backtrace:
Application: Параметры системы (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f2b42017800 (LWP 22800))]

Thread 18 (Thread 0x7f2ae69ee700 (LWP 22825)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55795a0f65e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55795a0f6598, cond=0x55795a0f65c0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55795a0f65c0, mutex=0x55795a0f6598) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f2ae75ef700 (LWP 22823)):
#0  0x00007f2b46aa2485 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f2b46aa26dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2b4d73c9db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f2b4d6dceaa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2b4d4f83ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f2b4b49dcb5 in QQmlThreadPrivate::run (this=0x557959c725a0) at qml/ftw/qqmlthread.cpp:152
#6  0x00007f2b4d4f9b72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f2af511e700 (LWP 22819)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x557959b57478) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x557959b57428, cond=0x557959b57450) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x557959b57450, mutex=0x557959b57428) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f2af591f700 (LWP 22818)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579598b7ba8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5579598b7b58, cond=0x5579598b7b80) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5579598b7b80, mutex=0x5579598b7b58) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f2af6120700 (LWP 22817)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579593ef198) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5579593ef148, cond=0x5579593ef170) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5579593ef170, mutex=0x5579593ef148) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f2af6921700 (LWP 22816)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579592a5288) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5579592a5238, cond=0x5579592a5260) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5579592a5260, mutex=0x5579592a5238) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f2b01013700 (LWP 22815)):
#0  0x00007f2b46ae8664 in g_mutex_unlock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f2b46aa25be in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2b46aa26dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2b4d73c9db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2b4d6dceaa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f2b4d4f83ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f2b4b49dcb5 in QQmlThreadPrivate::run (this=0x557958f38a20) at qml/ftw/qqmlthread.cpp:152
#7  0x00007f2b4d4f9b72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f2b0d10a700 (LWP 22812)):
#0  0x00007f2b4cfec729 in __GI___poll (fds=0x7f2afc004a00, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f2b46aa25c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2b46aa26dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2b4d73c9db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2b4d6dceaa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f2b4d4f83ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f2b4b49dcb5 in QQmlThreadPrivate::run (this=0x557958d81c90) at qml/ftw/qqmlthread.cpp:152
#7  0x00007f2b4d4f9b72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f2b227fc700 (LWP 22810)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579588a8f10) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5579588a8ec0, cond=0x5579588a8ee8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5579588a8ee8, mutex=0x5579588a8ec0) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f2b22ffd700 (LWP 22809)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579588a8f10) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5579588a8ec0, cond=0x5579588a8ee8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5579588a8ee8, mutex=0x5579588a8ec0) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f2b237fe700 (LWP 22808)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579588a8994) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5579588a8940, cond=0x5579588a8968) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5579588a8968, mutex=0x5579588a8940) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f2b23fff700 (LWP 22807)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579588a8994) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5579588a8940, cond=0x5579588a8968) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5579588a8968, mutex=0x5579588a8940) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f2b28ba8700 (LWP 22806)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579588a8990) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5579588a8940, cond=0x5579588a8968) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5579588a8968, mutex=0x5579588a8940) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f2b293a9700 (LWP 22805)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579586956c8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x557958695678, cond=0x5579586956a0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5579586956a0, mutex=0x557958695678) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f2b29ceb700 (LWP 22804)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5579588a78ac) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5579588a7858, cond=0x5579588a7880) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5579588a7880, mutex=0x5579588a7858) at pthread_cond_wait.c:655
#3  0x00007f2b2f0189cb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f2b2f0185c7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f2b366ce700 (LWP 22803)):
#0  0x00007f2b4d4fa0bf in QMutex::unlock() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f2b4d73d0c7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f2b46aa1fe1 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2b46aa2570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f2b46aa26dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f2b4d73c9db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f2b4d6dceaa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f2b4d4f83ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f2b4dbb30e5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f2b4d4f9b72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#11 0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f2b3e7ac700 (LWP 22802)):
#0  0x00007f2b4cfec729 in __GI___poll (fds=0x7f2b3e7abca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f2b4882b747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f2b4882d36a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f2b41591f00 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f2b4d4f9b72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f2b48c69182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f2b4cff8b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f2b42017800 (LWP 22800)):
[KCrash Handler]
#6  0x00007f2b4b3253fe in QQmlData::wasDeleted (object=0x55795a55ce90) at ../../include/QtQml/5.13.1/QtQml/private/../../../../../src/qml/qml/qqmldata_p.h:338
#7  QV4::QObjectWrapper::wrap (engine=engine@entry=0x557959cd8060, object=0x55795a55ce90) at ../../include/QtQml/5.13.1/QtQml/private/../../../../../src/qml/jsruntime/qv4qobjectwrapper_p.h:215
#8  0x00007f2b4b3c162c in QV4::ExecutionEngine::fromVariant (this=this@entry=0x557959cd8060, variant=...) at jsruntime/qv4engine.cpp:1524
#9  0x00007f2b4b322ce6 in searchContextProperties (v4=v4@entry=0x557959cd8060, context=context@entry=0x55795acbda70, name=<optimized out>, hasProperty=hasProperty@entry=0x7ffe26fdcc47, base=base@entry=0x0, lookup=lookup@entry=0x0, originalLookup=<optimized out>, ep=<optimized out>) at jsruntime/qv4qmlcontext.cpp:126
#10 0x00007f2b4b323b75 in QV4::QQmlContextWrapper::getPropertyAndBase (resource=<optimized out>, id=..., receiver=receiver@entry=0x0, hasProperty=hasProperty@entry=0x7ffe26fdcc47, base=base@entry=0x0, lookup=0x0, lookup@entry=0x557959eb1d60) at jsruntime/qv4qmlcontext.cpp:274
#11 0x00007f2b4b3243b5 in QV4::QQmlContextWrapper::resolveQmlContextPropertyLookupGetter (l=0x557959eb1d60, engine=0x557959cd8060, base=0x0) at jsruntime/qv4qmlcontext.cpp:478
#12 0x00007f2b28134b4c in ?? ()
#13 0x0000000000000000 in ?? ()

The reporter indicates this bug may be a duplicate of or related to bug 404518.

Possible duplicates by query: bug 413083, bug 411910, bug 411837, bug 411795, bug 411594.

Reported using DrKonqi
Comment 1 akson.rill 2019-11-28 16:52:51 UTC 
Created attachment 124164 [details]
New crash information added by DrKonqi

systemsettings5 (5.17.3) using Qt 5.13.2

- What I was doing when the application crashed:

System Settings crashed when I added American English in Regional Setting.

-- Backtrace (Reduced):
#6  QQmlData::wasDeleted (object=0x55d2a23fcc20) at ../../include/QtQml/5.13.2/QtQml/private/../../../../../src/qml/qml/qqmldata_p.h:342
#7  QV4::QObjectWrapper::wrap (engine=engine@entry=0x55d2a099b530, object=0x55d2a23fcc20) at ../../include/QtQml/5.13.2/QtQml/private/../../../../../src/qml/jsruntime/qv4qobjectwrapper_p.h:215
#8  0x00007fa44bca104c in QV4::ExecutionEngine::fromVariant (this=this@entry=0x55d2a099b530, variant=...) at jsruntime/qv4engine.cpp:1524
#9  0x00007fa44bc00a76 in searchContextProperties (v4=v4@entry=0x55d2a099b530, context=context@entry=0x55d2a28faa30, name=<optimized out>, hasProperty=hasProperty@entry=0x7ffe040d2157, base=base@entry=0x0, lookup=lookup@entry=0x0, originalLookup=<optimized out>, ep=<optimized out>) at jsruntime/qv4qmlcontext.cpp:126
#10 0x00007fa44bc01905 in QV4::QQmlContextWrapper::getPropertyAndBase (resource=<optimized out>, id=..., receiver=receiver@entry=0x0, hasProperty=hasProperty@entry=0x7ffe040d2157, base=base@entry=0x0, lookup=0x0, lookup@entry=0x55d2a0858ae0) at jsruntime/qv4qmlcontext.cpp:274
Comment 2 Jonathon Padfield 2019-12-01 11:30:16 UTC 
Created attachment 124234 [details]
New crash information added by DrKonqi

systemsettings5 (5.17.3) using Qt 5.12.5

- What I was doing when the application crashed:

System Settings -> Regional Settings -> Language
Add Language: American English
Add Language: (simplified chinese)
Crash

-- Backtrace (Reduced):
#6  QQmlData::wasDeleted (object=0x55da9360e680) at ../../include/QtQml/5.12.5/QtQml/private/../../../../../src/qml/qml/qqmldata_p.h:342
#7  QV4::QObjectWrapper::wrap (engine=0x55da91000e10, object=0x55da9360e680) at ../../include/QtQml/5.12.5/QtQml/private/../../../../../src/qml/jsruntime/qv4qobjectwrapper_p.h:215
#8  0x00007f20aed27c38 in QV4::ExecutionEngine::fromVariant (this=this@entry=0x55da91000e10, variant=...) at jsruntime/qv4engine.cpp:1514
#9  0x00007f20aec7b96d in searchContextProperties (v4=v4@entry=0x55da91000e10, context=context@entry=0x55da9296af60, name=<optimized out>, hasProperty=hasProperty@entry=0x7ffdd2e919b7, base=base@entry=0x0, lookup=lookup@entry=0x0, originalLookup=<optimized out>, ep=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:115
#10 0x00007f20aec7c810 in QV4::QQmlContextWrapper::getPropertyAndBase (resource=<optimized out>, id=..., receiver=<optimized out>, hasProperty=0x7ffdd2e919b7, base=0x0, lookup=0x0) at ../../include/QtQml/5.12.5/QtQml/private/../../../../../src/qml/jsruntime/qv4value_p.h:301
Comment 3 Christoph Feck 2019-12-01 13:06:26 UTC 

*** This bug has been marked as a duplicate of bug 404518 ***