Bug 428055

Summary: System crash while installing themes
Product: [Applications] systemsettings Reporter: Kumar <shkumar006>
Component: generalAssignee: Plasma Bugs List <plasma-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash CC: jbclark325, kushagrachaturvedy
Priority: NOR Keywords: drkonqi
Version: 5.20.0   
Target Milestone: ---   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: New crash information added by DrKonqi

Description Kumar 2020-10-21 11:43:47 UTC 
Application: systemsettings5 (5.20.0)

Qt Version: 5.15.1
Frameworks Version: 5.75.0
Operating System: Linux 5.8.14-1-default x86_64
Windowing system: X11
Distribution: openSUSE Tumbleweed

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

- Unusual behavior I noticed:
System settings closes while installing themes and gets repeated when try to do it again unless system is restarted.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault

[New LWP 20327]
[New LWP 20328]
[New LWP 20331]
[New LWP 20361]
[New LWP 20362]
[New LWP 20363]
[New LWP 20371]
[New LWP 20372]
[New LWP 20373]
[New LWP 20374]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
0x00007f65c012de7f in poll () from /lib64/libc.so.6
[Current thread is 1 (Thread 0x7f65bd85a840 (LWP 20326))]

Thread 11 (Thread 0x7f657f7fe640 (LWP 20374)):
#0  0x00007f65c047a550 in clock_gettime@plt () from /usr/lib64/libQt5Core.so.5
#1  0x00007f65c06edec1 in qt_clock_gettime (ts=0x7f657f7fd9e0, clock=1) at kernel/qelapsedtimer_unix.cpp:175
#2  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#3  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#4  0x00007f65c06ec799 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6570004d50) at kernel/qtimerinfo_unix.cpp:91
#5  0x00007f65c06ecd75 in QTimerInfoList::timerWait (this=0x7f6570004d50, tm=...) at kernel/qtimerinfo_unix.cpp:388
#6  0x00007f65c06ee31e in timerSourcePrepareHelper (timeout=0x7f657f7fdab4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:162
#7  timerSourcePrepare (source=<optimized out>, timeout=0x7f657f7fdab4) at kernel/qeventdispatcher_glib.cpp:166
#8  0x00007f65be320b12 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#9  0x00007f65be32151b in ?? () from /usr/lib64/libglib-2.0.so.0
#10 0x00007f65be32170f in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#11 0x00007f65c06ee5cb in QEventDispatcherGlib::processEvents (this=0x7f6570000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#12 0x00007f65c0695a1b in QEventLoop::exec (this=this@entry=0x7f657f7fdc80, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#13 0x00007f65c04b67ce in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#14 0x00007f65bfa18926 in ?? () from /usr/lib64/libQt5Quick.so.5
#15 0x00007f65c04b7911 in QThreadPrivate::start (arg=0x5590395c5210) at thread/qthread_unix.cpp:329
#16 0x00007f65bece7eb1 in start_thread () from /lib64/libpthread.so.0
#17 0x00007f65c0138ccf in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7f657ffff640 (LWP 20373)):
#0  0x00007f65be36e890 in g_private_get () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f65be34afc0 in g_thread_self () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f65be3216ff in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f65c06ee5cb in QEventDispatcherGlib::processEvents (this=0x7f6578000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f65c0695a1b in QEventLoop::exec (this=this@entry=0x7f657fffecc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f65c04b67ce in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f65c04b7911 in QThreadPrivate::start (arg=0x559031f94590) at thread/qthread_unix.cpp:329
#7  0x00007f65bece7eb1 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f65c0138ccf in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7f6594ed8640 (LWP 20372)):
#0  0x00007f65c012de7f in poll () from /lib64/libc.so.6
#1  0x00007f65be3215ee in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f65be32194b in g_main_loop_run () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f659d98e7a6 in ?? () from /usr/lib64/libgio-2.0.so.0
#4  0x00007f65be34a9fe in ?? () from /usr/lib64/libglib-2.0.so.0
#5  0x00007f65bece7eb1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f65c0138ccf in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f65956d9640 (LWP 20371)):
#0  0x00007f65c012de7f in poll () from /lib64/libc.so.6
#1  0x00007f65be3215ee in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f65be32170f in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f65be321761 in ?? () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f65be34a9fe in ?? () from /usr/lib64/libglib-2.0.so.0
#5  0x00007f65bece7eb1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f65c0138ccf in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f6597fff640 (LWP 20363)):
#0  0x00007f65c0133799 in syscall () from /lib64/libc.so.6
#1  0x00007f65c04b9b51 in QtLinuxFutex::_q_futex (val3=0, addr2=0x0, val2=0, val=<optimized out>, op=0, addr=<optimized out>) at thread/qfutex_p.h:133
#2  QtLinuxFutex::futexWait<QBasicAtomicInteger<unsigned int> > (expectedValue=<optimized out>, futex=...) at thread/qfutex_p.h:135
#3  futexSemaphoreTryAcquire_loop<false> (timeout=-1, nn=8589934593, curValue=<optimized out>, u=...) at thread/qsemaphore.cpp:219
#4  futexSemaphoreTryAcquire<false> (timeout=-1, n=<optimized out>, u=...) at thread/qsemaphore.cpp:262
#5  QSemaphore::acquire (this=0x7f65bf25c540, n=<optimized out>) at thread/qsemaphore.cpp:326
#6  0x00007f65bf1acbf4 in ?? () from /usr/lib64/libQt5Network.so.5
#7  0x00007f65c04b7911 in QThreadPrivate::start (arg=0x7f65bf25c520) at thread/qthread_unix.cpp:329
#8  0x00007f65bece7eb1 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f65c0138ccf in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f659cf4e640 (LWP 20362)):
#0  0x00007f65be31d7fd in ?? () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f65be31f515 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f65be320a33 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f65be32151b in ?? () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f65be32170f in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#5  0x00007f65c06ee5cb in QEventDispatcherGlib::processEvents (this=0x7f6588000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f65c0695a1b in QEventLoop::exec (this=this@entry=0x7f659cf4dcc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007f65c04b67ce in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007f65c04b7911 in QThreadPrivate::start (arg=0x5590351d0550) at thread/qthread_unix.cpp:329
#9  0x00007f65bece7eb1 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f65c0138ccf in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f659e8ff640 (LWP 20361)):
#0  0x00007f65be320b61 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f65be32151b in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f65be32170f in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f65c06ee5cb in QEventDispatcherGlib::processEvents (this=0x7f6598000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f65c0695a1b in QEventLoop::exec (this=this@entry=0x7f659e8fecc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f65c04b67ce in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f65c04b7911 in QThreadPrivate::start (arg=0x559031bb1830) at thread/qthread_unix.cpp:329
#7  0x00007f65bece7eb1 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f65c0138ccf in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f65b270d640 (LWP 20331)):
#0  0x00007f65c01298dc in read () from /lib64/libc.so.6
#1  0x00007f65be36a18f in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f65be32113e in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f65be321595 in ?? () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f65be32170f in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#5  0x00007f65c06ee5cb in QEventDispatcherGlib::processEvents (this=0x7f65a4000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f65c0695a1b in QEventLoop::exec (this=this@entry=0x7f65b270cca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007f65c04b67ce in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007f65bf7652d5 in ?? () from /usr/lib64/libQt5Qml.so.5
#9  0x00007f65c04b7911 in QThreadPrivate::start (arg=0x55903171b8f0) at thread/qthread_unix.cpp:329
#10 0x00007f65bece7eb1 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f65c0138ccf in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f65ba8aa640 (LWP 20328)):
#0  0x00007f65c01298dc in read () from /lib64/libc.so.6
#1  0x00007f65be36a18f in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f65be32113e in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f65be321595 in ?? () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f65be32170f in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#5  0x00007f65c06ee5cb in QEventDispatcherGlib::processEvents (this=0x7f65ac000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f65c0695a1b in QEventLoop::exec (this=this@entry=0x7f65ba8a9c70, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007f65c04b67ce in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007f65bf3e4a27 in ?? () from /usr/lib64/libQt5DBus.so.5
#9  0x00007f65c04b7911 in QThreadPrivate::start (arg=0x7f65bf451d80) at thread/qthread_unix.cpp:329
#10 0x00007f65bece7eb1 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f65c0138ccf in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f65bb77d640 (LWP 20327)):
#0  0x00007f65c012de7f in poll () from /lib64/libc.so.6
#1  0x00007f65bed2d862 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007f65bed2f26c in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007f65bb988270 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f65c04b7911 in QThreadPrivate::start (arg=0x5590313da250) at thread/qthread_unix.cpp:329
#5  0x00007f65bece7eb1 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f65c0138ccf in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f65bd85a840 (LWP 20326)):
[KCrash Handler]
#4  0x00007f65b12acc90 in QScopedPointerDeleter<KPackage::PackageStructure>::cleanup (pointer=0x55903170eba0) at /usr/include/qt5/QtCore/qscopedpointer.h:60
#5  QScopedPointer<KPackage::PackageStructure, QScopedPointerDeleter<KPackage::PackageStructure> >::~QScopedPointer (this=<optimized out>, this=<optimized out>) at /usr/include/qt5/QtCore/qscopedpointer.h:107
#6  KPackageTask::~KPackageTask (this=<optimized out>, this=<optimized out>) at /usr/src/debug/knewstuff-5.75.0-1.1.x86_64/src/core/jobs/kpackagejob.cpp:62
#7  KPackageTask::~KPackageTask (this=<optimized out>, this=<optimized out>) at /usr/src/debug/knewstuff-5.75.0-1.1.x86_64/src/core/jobs/kpackagejob.cpp:62
#8  0x00007f65c06c0c7e in QObjectPrivate::deleteChildren (this=0x5590373d4390) at kernel/qobject.cpp:2104
#9  0x00007f65c06cb854 in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1082
#10 0x00007f65b12ad027 in KNSCore::KPackageJob::~KPackageJob (this=<optimized out>, this=<optimized out>) at /usr/src/debug/knewstuff-5.75.0-1.1.x86_64/src/core/jobs/kpackagejob.cpp:131
#11 KNSCore::KPackageJob::~KPackageJob (this=<optimized out>, this=<optimized out>) at /usr/src/debug/knewstuff-5.75.0-1.1.x86_64/src/core/jobs/kpackagejob.cpp:134
#12 0x00007f65c06c2e4f in QObject::event (this=0x559039edc990, e=0x559039f71d70) at kernel/qobject.cpp:1301
#13 0x00007f65c12da14f in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x559039edc990, e=0x559039f71d70) at kernel/qapplication.cpp:3630
#14 0x00007f65c069705a in QCoreApplication::notifyInternal2 (receiver=0x559039edc990, event=0x559039f71d70) at ../../include/QtCore/5.15.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#15 0x00007f65c0699a91 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x5590313c76c0) at kernel/qcoreapplication.cpp:1817
#16 0x00007f65c06eef23 in postEventSourceDispatch (s=0x559031493b90) at kernel/qeventdispatcher_glib.cpp:277
#17 0x00007f65be3212d7 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#18 0x00007f65be321658 in ?? () from /usr/lib64/libglib-2.0.so.0
#19 0x00007f65be32170f in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#20 0x00007f65c06ee5af in QEventDispatcherGlib::processEvents (this=0x55903149ce80, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#21 0x00007f65c0695a1b in QEventLoop::exec (this=this@entry=0x7ffc95dc7660, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#22 0x00007f65c069dc90 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#23 0x0000559030b51009 in main (argc=<optimized out>, argv=0x7ffc95dc78d8) at /usr/src/debug/systemsettings5-5.20.0-1.1.x86_64/app/main.cpp:207
[Inferior 1 (process 20326) detached]

The reporter indicates this bug may be a duplicate of or related to bug 427915.

Possible duplicates by query: bug 427915, bug 427314, bug 417802, bug 413919, bug 410786.

Reported using DrKonqi
Comment 1 jbclark325 2020-10-23 14:41:58 UTC 

*** This bug has been marked as a duplicate of bug 427910 ***
Comment 2 Kushagra Chaturvedy 2020-10-29 19:39:04 UTC 
Created attachment 132873 [details]
New crash information added by DrKonqi

systemsettings5 (5.20.2) using Qt 5.15.0

- What I was doing when the application crashed:

I was scrolling through the downloadable global themes and kept on downloading and installing the ones I liked and then the System Settings app crashed.

-- Backtrace (Reduced):
#5  0x00007ffa7119ed67 in QScopedPointerDeleter<KPackage::PackageStructure>::cleanup (pointer=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qscopedpointer.h:52
#6  QScopedPointer<KPackage::PackageStructure, QScopedPointerDeleter<KPackage::PackageStructure> >::~QScopedPointer (this=0x5613a071e060, __in_chrg=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qscopedpointer.h:107
#7  KPackageTask::~KPackageTask (this=0x5613a071e020, __in_chrg=<optimized out>) at ./src/core/jobs/kpackagejob.cpp:62
#8  KPackageTask::~KPackageTask (this=0x5613a071e020, __in_chrg=<optimized out>) at ./src/core/jobs/kpackagejob.cpp:62
#9  0x00007ffab6bd8bae in QObjectPrivate::deleteChildren (this=0x56139f3b4470) at kernel/qobject.cpp:2104