https://bugs.kde.org/show_bug.cgi?id=390480
Bug ID: 390480
Summary: Discover software Center crashes when clicking
settings
Product: Discover
Version: 5.12.1
Platform: Neon Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: aleix...@kde.org
Reporter: bbrann...@gmail.com
Target Milestone: ---
Application: plasma-discover (5.12.1)
Qt Version: 5.9.3
Frameworks Version: 5.43.0
Operating System: Linux 4.13.0-32-generic x86_64
Distribution: KDE neon User Edition 5.12
-- Information about the crash:
- What I was doing when the application crashed: Once Upon A opening discover
software Center and clicking settings tab on the bottom left will crash the
program. This crash happens 95% of the time using the software Center.
The crash can be reproduced every time.
-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd05c7358c0 (LWP 24013))]
Thread 12 (Thread 0x7fd00f3f4700 (LWP 24049)):
#0 0x00007fd057bd374d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fd052ba238c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd052ba249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd0588036cb in QEventDispatcherGlib::processEvents
(this=0x7fcffc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007fd0587abe2a in QEventLoop::exec (this=this@entry=0x7fd00f3f3d00,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5 0x00007fd0585d48f4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:515
#6 0x00007fd0585d9709 in QThreadPrivate::start (arg=0x2551db0) at
thread/qthread_unix.cpp:368
#7 0x00007fd054a2b6ba in start_thread (arg=0x7fd00f3f4700) at
pthread_create.c:333
#8 0x00007fd057bdf41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 11 (Thread 0x7fd01c96d700 (LWP 24047)):
#0 0x00007fd057bd374d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fd052ba238c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd052ba249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd0588036cb in QEventDispatcherGlib::processEvents
(this=0x7fd0080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007fd0587abe2a in QEventLoop::exec (this=this@entry=0x7fd01c96cd00,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5 0x00007fd0585d48f4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:515
#6 0x00007fd0585d9709 in QThreadPrivate::start (arg=0x35facc0) at
thread/qthread_unix.cpp:368
#7 0x00007fd054a2b6ba in start_thread (arg=0x7fd01c96d700) at
pthread_create.c:333
#8 0x00007fd057bdf41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 10 (Thread 0x7fd01ea0a700 (LWP 24027)):
#0 0x00007ffdf5e3c98a in ?? ()
#1 0x00007ffdf5e3ccb8 in clock_gettime ()
#2 0x00007fd057bed876 in __GI___clock_gettime (clock_id=clock_id@entry=1,
tp=tp@entry=0x7fd01ea09ae0) at ../sysdeps/unix/clock_gettime.c:115
#3 0x00007fd058802fd1 in qt_clock_gettime (ts=0x7fd01ea09ae0, clock=<optimized
out>) at kernel/qelapsedtimer_unix.cpp:111
#4 do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at
kernel/qelapsedtimer_unix.cpp:166
#5 qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#6 0x00007fd0588017c9 in QTimerInfoList::updateCurrentTime
(this=0x7fd0140022d0) at kernel/qtimerinfo_unix.cpp:91
#7 0x00007fd058803e25 in timerSourceCheckHelper (src=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:146
#8 timerSourceCheck (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:173
#9 0x00007fd052ba1dc1 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fd052ba2330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fd052ba249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fd0588036cb in QEventDispatcherGlib::processEvents
(this=0x7fd0140008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007fd0587abe2a in QEventLoop::exec (this=this@entry=0x7fd01ea09d00,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#14 0x00007fd0585d48f4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:515
#15 0x00007fd0585d9709 in QThreadPrivate::start (arg=0x26c50a0) at
thread/qthread_unix.cpp:368
#16 0x00007fd054a2b6ba in start_thread (arg=0x7fd01ea0a700) at
pthread_create.c:333
#17 0x00007fd057bdf41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 9 (Thread 0x7fd01f20b700 (LWP 24025)):
#0 0x00007fd057bd374d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fd052ba238c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd052ba2712 in g_main_loop_run () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd020be39d6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4 0x00007fd052bc8bb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fd054a2b6ba in start_thread (arg=0x7fd01f20b700) at
pthread_create.c:333
#6 0x00007fd057bdf41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 8 (Thread 0x7fd01fa0c700 (LWP 24024)):
#0 0x00007fd052be6a94 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007fd052ba223d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd052ba249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd052ba24d9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fd052bc8bb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fd054a2b6ba in start_thread (arg=0x7fd01fa0c700) at
pthread_create.c:333
#6 0x00007fd057bdf41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 7 (Thread 0x7fd02a402700 (LWP 24023)):
#0 0x00007ffdf5e3cad3 in clock_gettime ()
#1 0x00007fd057bed876 in __GI___clock_gettime (clock_id=clock_id@entry=1,
tp=tp@entry=0x7fd02a4019f0) at ../sysdeps/unix/clock_gettime.c:115
#2 0x00007fd058802fd1 in qt_clock_gettime (ts=0x7fd02a4019f0, clock=<optimized
out>) at kernel/qelapsedtimer_unix.cpp:111
#3 do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at
kernel/qelapsedtimer_unix.cpp:166
#4 qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5 0x00007fd0588017c9 in QTimerInfoList::updateCurrentTime
(this=this@entry=0x7fd024002ed0) at kernel/qtimerinfo_unix.cpp:91
#6 0x00007fd058801d35 in QTimerInfoList::timerWait (this=0x7fd024002ed0,
tm=...) at kernel/qtimerinfo_unix.cpp:388
#7 0x00007fd05880343e in timerSourcePrepareHelper (timeout=0x7fd02a401ac4,
src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:132
#8 timerSourcePrepare (source=<optimized out>, timeout=0x7fd02a401ac4) at
kernel/qeventdispatcher_glib.cpp:165
#9 0x00007fd052ba191d in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fd052ba22bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fd052ba249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fd0588036cb in QEventDispatcherGlib::processEvents
(this=0x7fd0240008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#13 0x00007fd0587abe2a in QEventLoop::exec (this=this@entry=0x7fd02a401c90,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#14 0x00007fd0585d48f4 in QThread::exec (this=this@entry=0x2510720) at
thread/qthread.cpp:515
#15 0x00007fd05b9a3046 in QQuickPixmapReader::run (this=0x2510720) at
util/qquickpixmapcache.cpp:868
#16 0x00007fd0585d9709 in QThreadPrivate::start (arg=0x2510720) at
thread/qthread_unix.cpp:368
#17 0x00007fd054a2b6ba in start_thread (arg=0x7fd02a402700) at
pthread_create.c:333
#18 0x00007fd057bdf41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 6 (Thread 0x7fd02dcf3700 (LWP 24021)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007fd0334d248b in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2 0x00007fd0334d2397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3 0x00007fd054a2b6ba in start_thread (arg=0x7fd02dcf3700) at
pthread_create.c:333
#4 0x00007fd057bdf41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 5 (Thread 0x7fd02eb1b700 (LWP 24020)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007fd0334d248b in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2 0x00007fd0334d2397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3 0x00007fd054a2b6ba in start_thread (arg=0x7fd02eb1b700) at
pthread_create.c:333
#4 0x00007fd057bdf41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 4 (Thread 0x7fd03b5ef700 (LWP 24017)):
#0 0x00007fd057bd374d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fd052ba238c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd052ba249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd0588036cb in QEventDispatcherGlib::processEvents
(this=0x7fd0340008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007fd0587abe2a in QEventLoop::exec (this=this@entry=0x7fd03b5eece0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5 0x00007fd0585d48f4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:515
#6 0x00007fd0591d6d25 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x00007fd0585d9709 in QThreadPrivate::start (arg=0x21475a0) at
thread/qthread_unix.cpp:368
#8 0x00007fd054a2b6ba in start_thread (arg=0x7fd03b5ef700) at
pthread_create.c:333
#9 0x00007fd057bdf41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7fd0408d9700 (LWP 24015)):
#0 0x00007fd052be6a79 in g_mutex_lock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007fd052ba2488 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd0588036cb in QEventDispatcherGlib::processEvents
(this=0x7fd03c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#3 0x00007fd0587abe2a in QEventLoop::exec (this=this@entry=0x7fd0408d8cd0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#4 0x00007fd0585d48f4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:515
#5 0x00007fd05a4b5315 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#6 0x00007fd0585d9709 in QThreadPrivate::start (arg=0x7fd05a729d40) at
thread/qthread_unix.cpp:368
#7 0x00007fd054a2b6ba in start_thread (arg=0x7fd0408d9700) at
pthread_create.c:333
#8 0x00007fd057bdf41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7fd0498db700 (LWP 24014)):
#0 0x00007fd057bd374d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fd05293fc62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007fd0529418d7 in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007fd04be321f9 in QXcbEventReader::run (this=0x2099d40) at
qxcbconnection.cpp:1330
#4 0x00007fd0585d9709 in QThreadPrivate::start (arg=0x2099d40) at
thread/qthread_unix.cpp:368
#5 0x00007fd054a2b6ba in start_thread (arg=0x7fd0498db700) at
pthread_create.c:333
#6 0x00007fd057bdf41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7fd05c7358c0 (LWP 24013)):
[KCrash Handler]
#6 std::__atomic_base<int>::load (__m=std::memory_order_relaxed, this=<error
reading variable: Cannot access memory at address 0x32ef812b0>) at
/usr/include/c++/5/bits/atomic_base.h:396
#7 QAtomicOps<int>::load<int> (_q_value=<error reading variable: Cannot access
memory at address 0x32ef812b0>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qatomic_cxx11.h:227
#8 QBasicAtomicInteger<int>::load (this=<error reading variable: Cannot access
memory at address 0x32ef812b0>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qbasicatomic.h:102
#9 QtPrivate::RefCount::deref (this=<error reading variable: Cannot access
memory at address 0x32ef812b0>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qrefcount.h:66
#10 QString::~QString (this=0x32ef812b0, __in_chrg=<optimized out>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:1084
#11 QList<QString>::node_destruct (this=<optimized out>, to=0x32ef812b0,
from=0x35507a0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:496
#12 QList<QString>::dealloc (data=0x3550790, this=<optimized out>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:865
#13 0x00007fd05b64b8b8 in QStringList::~QStringList (this=0x7ffdf5e0f640,
__in_chrg=<optimized out>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qstringlist.h:101
#14 AbstractResourcesBackend::Filters::shouldFilter (this=0x3550790,
res=0x34c40d0) at
/workspace/build/libdiscover/resources/AbstractResourcesBackend.cpp:102
#15 0x00007fd05b64ba4d in AbstractResourcesBackend::Filters::filterJustInCase
(this=this@entry=0x3550790, input=...) at
/workspace/build/libdiscover/resources/AbstractResourcesBackend.cpp:126
#16 0x00007fd05b64288a in ResourcesProxyModel::addResources (this=0x3550760,
_res=...) at /workspace/build/libdiscover/resources/ResourcesProxyModel.cpp:173
#17 0x00007fd0587da5a6 in QtPrivate::QSlotObjectBase::call (a=0x7ffdf5e0f7e0,
r=0x3550760, this=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#18 QMetaObject::activate (sender=sender@entry=0x33459d0,
signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0,
argv=argv@entry=0x7ffdf5e0f7e0) at kernel/qobject.cpp:3749
#19 0x00007fd0587dab87 in QMetaObject::activate (sender=sender@entry=0x33459d0,
m=m@entry=0x7fd05b87b440 <ResultsStream::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffdf5e0f7e0)
at kernel/qobject.cpp:3628
#20 0x00007fd05b65ae42 in ResultsStream::resourcesFound
(this=this@entry=0x33459d0, _t1=...) at
/workspace/build/obj-x86_64-linux-gnu/libdiscover/moc_AbstractResourcesBackend.cpp:141
#21 0x00007fd05b63b600 in AggregatedResultsStream::emitResults
(this=this@entry=0x33459d0) at
/workspace/build/libdiscover/resources/ResourcesModel.cpp:291
#22 0x00007fd05b63b659 in AggregatedResultsStream::clear (this=0x33459d0) at
/workspace/build/libdiscover/resources/ResourcesModel.cpp:307
#23 0x00007fd05b63c873 in AggregatedResultsStream::destruction (this=0x33459d0,
obj=0x3311c10) at /workspace/build/libdiscover/resources/ResourcesModel.cpp:301
#24 0x00007fd0587da5a6 in QtPrivate::QSlotObjectBase::call (a=0x7ffdf5e0f980,
r=0x33459d0, this=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#25 QMetaObject::activate (sender=sender@entry=0x3311c10,
signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0,
argv=argv@entry=0x7ffdf5e0f980) at kernel/qobject.cpp:3749
#26 0x00007fd0587dab87 in QMetaObject::activate (sender=sender@entry=0x3311c10,
m=m@entry=0x7fd058c5ca00 <QObject::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffdf5e0f980)
at kernel/qobject.cpp:3628
#27 0x00007fd0587dac2f in QObject::destroyed (this=this@entry=0x3311c10,
_t1=_t1@entry=0x3311c10) at .moc/moc_qobject.cpp:214
#28 0x00007fd0587e18e5 in QObject::~QObject (this=<optimized out>,
__in_chrg=<optimized out>) at kernel/qobject.cpp:901
#29 0x00007fd05b64b499 in ResultsStream::~ResultsStream (this=0x3311c10,
__in_chrg=<optimized out>) at
/workspace/build/libdiscover/resources/AbstractResourcesBackend.cpp:66
#30 0x00007fd0587db2f0 in QObject::event (this=0x3311c10, e=<optimized out>) at
kernel/qobject.cpp:1237
#31 0x00007fd059d9cb9c in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x3311c10, e=0x3b16a80) at kernel/qapplication.cpp:3722
#32 0x00007fd059da45a7 in QApplication::notify (this=0x7ffdf5e10070,
receiver=0x3311c10, e=0x3b16a80) at kernel/qapplication.cpp:3481
#33 0x00007fd0587addf8 in QCoreApplication::notifyInternal2
(receiver=0x3311c10, event=event@entry=0x3b16a80) at
kernel/qcoreapplication.cpp:1018
#34 0x00007fd0587b05db in QCoreApplication::sendEvent (event=0x3b16a80,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:233
#35 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0,
event_type=event_type@entry=0, data=0x2076fe0) at
kernel/qcoreapplication.cpp:1678
#36 0x00007fd0587b0a48 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1532
#37 0x00007fd0588040a3 in postEventSourceDispatch (s=0x20e87b0) at
kernel/qeventdispatcher_glib.cpp:276
#38 0x00007fd052ba2197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007fd052ba23f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007fd052ba249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007fd0588036af in QEventDispatcherGlib::processEvents (this=0x20e9440,
flags=...) at kernel/qeventdispatcher_glib.cpp:423
#42 0x00007fd0587abe2a in QEventLoop::exec (this=this@entry=0x7ffdf5e0ff90,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#43 0x00007fd0587b4d64 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1291
#44 0x00007fd059625bdc in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1679
#45 0x00007fd059d9caf5 in QApplication::exec () at kernel/qapplication.cpp:2910
#46 0x0000000000411f9e in main (argc=1, argv=<optimized out>) at
/workspace/build/discover/main.cpp:156
Possible duplicates by query: bug 384419, bug 372712.
Reported using DrKonqi
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