Bug 379337

Application: plasma-discover (5.9.5)

Qt Version: 5.7.1
Frameworks Version: 5.33.0
Operating System: Linux 4.8.0-49-generic x86_64
Distribution: KDE neon User Edition 5.9

-- Information about the crash:
- What I was doing when the application crashed:
Discover was installing updates and an application (HomeBank), when i selected another category from the list pane, it crashed abruptly.

-- 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 0x7f7d0803c8c0 (LWP 24403))]

Thread 9 (Thread 0x7f7cbbfff700 (LWP 24416)):
#0  0x00007f7d08014af3 in __GI___tls_get_addr (ti=0x7f7d05195738) at dl-tls.c:831
#1  0x00007f7d04d80a46 in get_thread_data () at thread/qthread_unix.cpp:189
#2  QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:244
#3  0x00007f7d04fa1e8a in postEventSourcePrepare (s=0x7f7cb40012d0, timeout=0x7f7cbbffeb34) at kernel/qeventdispatcher_glib.cpp:252
#4  0x00007f7cff74e91d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f7cff74f2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f7cff74f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f7d04fa275b in QEventDispatcherGlib::processEvents (this=0x7f7cb40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#8  0x00007f7d04f4d0ba in QEventLoop::exec (this=this@entry=0x7f7cbbffed00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#9  0x00007f7d04d7cf64 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#10 0x00007f7d04d81b48 in QThreadPrivate::start (arg=0x2f78dd0) at thread/qthread_unix.cpp:368
#11 0x00007f7d0180a6ba in start_thread (arg=0x7f7cbbfff700) at pthread_create.c:333
#12 0x00007f7d0438582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f7cd2889700 (LWP 24413)):
#0  0x00007f7d04379b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f7cff74f38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7cff74f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7d04fa275b in QEventDispatcherGlib::processEvents (this=0x7f7cc80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f7d04f4d0ba in QEventLoop::exec (this=this@entry=0x7f7cd2888d00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f7d04d7cf64 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007f7d04d81b48 in QThreadPrivate::start (arg=0x1f6d330) at thread/qthread_unix.cpp:368
#7  0x00007f7d0180a6ba in start_thread (arg=0x7f7cd2889700) at pthread_create.c:333
#8  0x00007f7d0438582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f7cd393e700 (LWP 24412)):
#0  0x00007f7d0437569d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f7cff7926f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7cff74ee74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7cff74f330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f7cff74f712 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f7cd50c29d6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007f7cff775bb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f7d0180a6ba in start_thread (arg=0x7f7cd393e700) at pthread_create.c:333
#8  0x00007f7d0438582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f7cd413f700 (LWP 24411)):
#0  0x00007f7cff793a79 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f7cff74ef16 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7cff74f3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7cff74f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f7cff74f4d9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f7cff775bb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f7d0180a6ba in start_thread (arg=0x7f7cd413f700) at pthread_create.c:333
#7  0x00007f7d0438582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f7cd962c700 (LWP 24410)):
#0  0x00007f7d04e27209 in QElapsedTimer::isMonotonic () at tools/qelapsedtimer_unix.cpp:153
#1  0x00007f7d04fa08de in QTimerInfoList::repairTimersIfNeeded (this=0x7f7cdc0012e0) at kernel/qtimerinfo_unix.cpp:162
#2  0x00007f7d04fa0953 in QTimerInfoList::timerWait (this=0x7f7cdc0012e0, tm=...) at kernel/qtimerinfo_unix.cpp:389
#3  0x00007f7d04fa1fac in timerSourcePrepareHelper (timeout=0x7f7cd962bac4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:132
#4  idleTimerSourcePrepare (source=<optimized out>, timeout=0x7f7cd962bac4) at kernel/qeventdispatcher_glib.cpp:212
#5  0x00007f7cff74e91d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f7cff74f2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f7cff74f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f7d04fa275b in QEventDispatcherGlib::processEvents (this=0x7f7cdc002e00, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#9  0x00007f7d04f4d0ba in QEventLoop::exec (this=this@entry=0x7f7cd962bc90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#10 0x00007f7d04d7cf64 in QThread::exec (this=this@entry=0x1eb3270) at thread/qthread.cpp:507
#11 0x00007f7d076c2fc6 in QQuickPixmapReader::run (this=0x1eb3270) at util/qquickpixmapcache.cpp:822
#12 0x00007f7d04d81b48 in QThreadPrivate::start (arg=0x1eb3270) at thread/qthread_unix.cpp:368
#13 0x00007f7d0180a6ba in start_thread (arg=0x7f7cd962c700) at pthread_create.c:333
#14 0x00007f7d0438582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f7ce7f34700 (LWP 24409)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f7ce698c0f3 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2  0x00007f7ce698b817 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3  0x00007f7d0180a6ba in start_thread (arg=0x7f7ce7f34700) at pthread_create.c:333
#4  0x00007f7d0438582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f7ced568700 (LWP 24407)):
#0  0x00007ffe51ddb939 in ?? ()
#1  0x00007ffe51ddbbd6 in clock_gettime ()
#2  0x00007f7d04393c86 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f7ced567a40) at ../sysdeps/unix/clock_gettime.c:115
#3  0x00007f7d04e27241 in qt_clock_gettime (ts=0x7f7ced567a40, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:109
#4  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:164
#5  qt_gettime () at tools/qelapsedtimer_unix.cpp:173
#6  0x00007f7d04fa03d9 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f7ce0002cd0) at kernel/qtimerinfo_unix.cpp:91
#7  0x00007f7d04fa0945 in QTimerInfoList::timerWait (this=0x7f7ce0002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:388
#8  0x00007f7d04fa1d0e in timerSourcePrepareHelper (timeout=0x7f7ced567b14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:132
#9  timerSourcePrepare (source=<optimized out>, timeout=0x7f7ced567b14) at kernel/qeventdispatcher_glib.cpp:165
#10 0x00007f7cff74e91d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f7cff74f2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f7cff74f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007f7d04fa275b in QEventDispatcherGlib::processEvents (this=0x7f7ce00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#14 0x00007f7d04f4d0ba in QEventLoop::exec (this=this@entry=0x7f7ced567ce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#15 0x00007f7d04d7cf64 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#16 0x00007f7d056f3bf5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#17 0x00007f7d04d81b48 in QThreadPrivate::start (arg=0x1b74160) at thread/qthread_unix.cpp:368
#18 0x00007f7d0180a6ba in start_thread (arg=0x7f7ced568700) at pthread_create.c:333
#19 0x00007f7d0438582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f7cee779700 (LWP 24406)):
#0  0x00007f7cff793a94 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f7cff74f381 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7cff74f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7d04fa275b in QEventDispatcherGlib::processEvents (this=0x7f7ce80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f7d04f4d0ba in QEventLoop::exec (this=this@entry=0x7f7cee778cd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f7d04d7cf64 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007f7d08181735 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f7d04d81b48 in QThreadPrivate::start (arg=0x7f7d081f5d60) at thread/qthread_unix.cpp:368
#8  0x00007f7d0180a6ba in start_thread (arg=0x7f7cee779700) at pthread_create.c:333
#9  0x00007f7d0438582d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f7d0803c8c0 (LWP 24403)):
[KCrash Handler]
#6  0x00007f7d07744144 in QQuickItem::isVisible (this=this@entry=0x772fc80) at items/qquickitem.cpp:5667
#7  0x00007f7d077445a5 in QQuickKeysAttached::keyPressed (this=0x68e9660, event=0x7ffe51c806e0, post=<optimized out>) at items/qquickitem.cpp:1367
#8  0x00007f7d0774f863 in QQuickItemPrivate::deliverKeyEvent (this=0x2eb50e0, e=0x7ffe51c806e0) at items/qquickitem.cpp:4932
#9  0x00007f7d0774faa1 in QQuickItem::event (this=0x2eb50b0, ev=0x7ffe51c806e0) at items/qquickitem.cpp:7614
#10 0x00007f7d05eb1ecc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x2eb50b0, e=0x7ffe51c806e0) at kernel/qapplication.cpp:3799
#11 0x00007f7d05eb98c6 in QApplication::notify (this=0x7ffe51c80ac0, receiver=0x2eb50b0, e=0x7ffe51c806e0) at kernel/qapplication.cpp:3556
#12 0x00007f7d04f4f0c8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x2eb50b0, event=event@entry=0x7ffe51c806e0) at kernel/qcoreapplication.cpp:988
#13 0x00007f7d077445c1 in QCoreApplication::sendEvent (event=0x7ffe51c806e0, receiver=0x2eb50b0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qcoreapplication.h:231
#14 QQuickKeysAttached::keyPressed (this=0x1c09940, event=0x7ffe51c806e0, post=<optimized out>) at items/qquickitem.cpp:1369
#15 0x00007f7d0774f863 in QQuickItemPrivate::deliverKeyEvent (this=0x1c05db0, e=0x7ffe51c806e0) at items/qquickitem.cpp:4932
#16 0x00007f7d0774faa1 in QQuickItem::event (this=0x1b77350, ev=0x7ffe51c806e0) at items/qquickitem.cpp:7614
#17 0x00007f7d05eb1ecc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x1b77350, e=0x7ffe51c806e0) at kernel/qapplication.cpp:3799
#18 0x00007f7d05eb98c6 in QApplication::notify (this=0x7ffe51c80ac0, receiver=0x1b77350, e=0x7ffe51c806e0) at kernel/qapplication.cpp:3556
#19 0x00007f7d04f4f0c8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x1b77350, event=event@entry=0x7ffe51c806e0) at kernel/qcoreapplication.cpp:988
#20 0x00007f7d077445c1 in QCoreApplication::sendEvent (event=0x7ffe51c806e0, receiver=0x1b77350) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qcoreapplication.h:231
#21 QQuickKeysAttached::keyPressed (this=0x1d16900, event=0x7ffe51c806e0, post=<optimized out>) at items/qquickitem.cpp:1369
#22 0x00007f7d0774f863 in QQuickItemPrivate::deliverKeyEvent (this=0x1d03a00, e=0x7ffe51c806e0) at items/qquickitem.cpp:4932
#23 0x00007f7d0774faa1 in QQuickItem::event (this=0x1d01a20, ev=0x7ffe51c806e0) at items/qquickitem.cpp:7614
#24 0x00007f7d05eb1ecc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x1d01a20, e=0x7ffe51c806e0) at kernel/qapplication.cpp:3799
#25 0x00007f7d05eb98c6 in QApplication::notify (this=0x7ffe51c80ac0, receiver=0x1d01a20, e=0x7ffe51c806e0) at kernel/qapplication.cpp:3556
#26 0x00007f7d04f4f0c8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x1d01a20, event=event@entry=0x7ffe51c806e0) at kernel/qcoreapplication.cpp:988
#27 0x00007f7d077445c1 in QCoreApplication::sendEvent (event=0x7ffe51c806e0, receiver=0x1d01a20) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qcoreapplication.h:231
#28 QQuickKeysAttached::keyPressed (this=0x1d06ef0, event=0x7ffe51c806e0, post=<optimized out>) at items/qquickitem.cpp:1369
#29 0x00007f7d0774f863 in QQuickItemPrivate::deliverKeyEvent (this=0x1d0cae0, e=0x7ffe51c806e0) at items/qquickitem.cpp:4932
#30 0x00007f7d0774faa1 in QQuickItem::event (this=0x1d09550, ev=0x7ffe51c806e0) at items/qquickitem.cpp:7614
#31 0x00007f7d05eb1ecc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x1d09550, e=0x7ffe51c806e0) at kernel/qapplication.cpp:3799
#32 0x00007f7d05eb98c6 in QApplication::notify (this=0x7ffe51c80ac0, receiver=0x1d09550, e=0x7ffe51c806e0) at kernel/qapplication.cpp:3556
#33 0x00007f7d04f4f0c8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x1d09550, event=event@entry=0x7ffe51c806e0) at kernel/qcoreapplication.cpp:988
#34 0x00007f7d0775ffe2 in QCoreApplication::sendEvent (event=0x7ffe51c806e0, receiver=0x1d09550) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qcoreapplication.h:231
#35 QQuickWindow::sendEvent (this=<optimized out>, item=0x1d09550, e=e@entry=0x7ffe51c806e0) at items/qquickwindow.cpp:2734
#36 0x00007f7d077602bb in QQuickWindowPrivate::deliverKeyEvent (this=this@entry=0x1c01560, e=e@entry=0x7ffe51c806e0) at items/qquickwindow.cpp:1572
#37 0x00007f7d0776030f in QQuickWindow::keyPressEvent (this=<optimized out>, e=0x7ffe51c806e0) at items/qquickwindow.cpp:1555
#38 0x00007f7d05922735 in QWindow::event (this=this@entry=0x1c01510, ev=ev@entry=0x7ffe51c806e0) at kernel/qwindow.cpp:2133
#39 0x00007f7d07767f15 in QQuickWindow::event (this=0x1c01510, e=0x7ffe51c806e0) at items/qquickwindow.cpp:1546
#40 0x00007f7d05eb1ecc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x1c01510, e=0x7ffe51c806e0) at kernel/qapplication.cpp:3799
#41 0x00007f7d05eb98c6 in QApplication::notify (this=0x7ffe51c80ac0, receiver=0x1c01510, e=0x7ffe51c806e0) at kernel/qapplication.cpp:3556
#42 0x00007f7d04f4f0c8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x1c01510, event=event@entry=0x7ffe51c806e0) at kernel/qcoreapplication.cpp:988
#43 0x00007f7d05913088 in QCoreApplication::sendSpontaneousEvent (event=0x7ffe51c806e0, receiver=0x1c01510) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#44 QGuiApplicationPrivate::processKeyEvent (e=0x4ec1000) at kernel/qguiapplication.cpp:2016
#45 0x00007f7d05918485 in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x4ec1000) at kernel/qguiapplication.cpp:1693
#46 0x00007f7d058f632b in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:659
#47 0x00007f7cf8fad270 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:76
#48 0x00007f7cff74f197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#49 0x00007f7cff74f3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#50 0x00007f7cff74f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#51 0x00007f7d04fa273f in QEventDispatcherGlib::processEvents (this=0x1b36380, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#52 0x00007f7d04f4d0ba in QEventLoop::exec (this=this@entry=0x7ffe51c809e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#53 0x00007f7d04f556cc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1261
#54 0x00007f7d0590e24c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1633
#55 0x00007f7d05eb1e25 in QApplication::exec () at kernel/qapplication.cpp:2975
#56 0x000000000040d601 in main (argc=1, argv=<optimized out>) at /workspace/build/discover/main.cpp:141

Reported using DrKonqi