Bug 412547

Summary: Discover crashed while i was installing apps
Product: [Applications] Discover Reporter: Pascual <pascualmontoya>
Component: discoverAssignee: Dan Leinir Turthra Jensen <leinir>
Status: RESOLVED DUPLICATE    
Severity: crash CC: aleixpol, nate
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.14.5   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Pascual 2019-10-03 08:14:27 UTC 
Application: plasma-discover (5.14.5)
 (Compiled from sources)
Qt Version: 5.11.3
Frameworks Version: 5.54.0
Operating System: Linux 4.19.0-6-amd64 x86_64
Distribution: Debian GNU/Linux 10 (buster)

-- Information about the crash:
- What I was doing when the application crashed:
I started downloading apps with discover and i told it to get 4 apps or so and it suddenly crashed
It seems like it has recovered from the fault and resumed downloading after i told it to restart

The crash can be reproduced sometimes.

-- 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 0x7f92b9274800 (LWP 3098))]

Thread 13 (Thread 0x7f926ffff700 (LWP 3699)):
#0  0x00007f92bbb0ce84 in g_mutex_unlock () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f92bbac2b09 in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f92bbac30e0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f92bbac325c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f92bd59e87b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f92bd54c27b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f92bd39bec6 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f92bd3a5aa7 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f9288ea8700 (LWP 3698)):
#0  0x00007f92bbb0ce69 in g_mutex_lock () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f92bbac22b4 in g_main_context_release () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f92bbac30f6 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f92bbac325c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f92bd59e87b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f92bd54c27b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f92bd39bec6 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f92bd3a5aa7 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f9289a31700 (LWP 3115)):
#0  0x00007f92bd08a819 in __GI___poll (fds=0x7f927000aef0, nfds=1, timeout=35378) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f92bbac3136 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f92bbac325c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f92bd59e87b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f92bd54c27b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f92bd39bec6 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f92bd3a5aa7 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f928a47e700 (LWP 3111)):
#0  0x00007f92bd086494 in __GI___libc_read (nbytes=16, buf=0x7f928a47dcd0, fd=25) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f92bd086494 in __GI___libc_read (fd=25, buf=0x7f928a47dcd0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f92bbb08aa0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f92bbac2c0f in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f92bbac30e0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f92bbac34c2 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f928b6f20d6 in  () at /lib/x86_64-linux-gnu/libgio-2.0.so.0
#7  0x00007f92bbaeb415 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f928ac7f700 (LWP 3110)):
#0  0x00007f92bd086494 in __GI___libc_read (nbytes=16, buf=0x7f928ac7ece0, fd=20) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f92bd086494 in __GI___libc_read (fd=20, buf=0x7f928ac7ece0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f92bbb08aa0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f92bbac2c0f in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f92bbac30e0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f92bbac325c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f92bbac32a1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f92bbaeb415 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f929dd41700 (LWP 3106)):
#0  0x00007f92bd08a819 in __GI___poll (fds=0x7f928c0f8f70, nfds=1, timeout=35370) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f92bbac3136 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f92bbac325c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f92bd59e87b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f92bd54c27b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f92bd39bec6 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f92bd3a5aa7 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f929e974700 (LWP 3105)):
#0  0x00007f92bd086494 in __GI___libc_read (nbytes=16, buf=0x7f929e973b80, fd=15) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f92bd086494 in __GI___libc_read (fd=15, buf=0x7f929e973b80, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f92bbb08aa0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f92bbac2c0f in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f92bbac30e0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f92bbac325c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f92bd59e87b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f92bd54c27b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f92bd39bec6 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f92bd3a5aa7 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#11 0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f92a4ba7700 (LWP 3104)):
#0  0x00007f92bd086494 in __GI___libc_read (nbytes=16, buf=0x7f92a4ba6b40, fd=13) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f92bd086494 in __GI___libc_read (fd=13, buf=0x7f92a4ba6b40, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f92bbb08aa0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f92bbac2c0f in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f92bbac30e0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f92bbac325c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f92bd59e87b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f92bd54c27b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f92bd39bec6 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f92bedd1476 in  () at /lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f92bd3a5aa7 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#12 0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f92a5e8d700 (LWP 3103)):
#0  0x00007f92bc54500c in futex_wait_cancelable (private=0, expected=0, futex_word=0x55c7940a257c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f92bc54500c in __pthread_cond_wait_common (abstime=0x0, mutex=0x55c7940a2528, cond=0x55c7940a2550) at pthread_cond_wait.c:502
#2  0x00007f92bc54500c in __pthread_cond_wait (cond=0x55c7940a2550, mutex=0x55c7940a2528) at pthread_cond_wait.c:655
#3  0x00007f92a64a3e03 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f92a64a3b57 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f92b4db0700 (LWP 3102)):
#0  0x00007f92bd08a821 in __GI___poll (fds=0x7f92ac004a00, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f92bbac3136 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f92bbac325c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f92bd59e87b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f92bd54c27b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f92bd39bec6 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f92bdb29c65 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f92bd3a5aa7 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f92b5fc1700 (LWP 3101)):
#0  0x00007f92bd086494 in __GI___libc_read (nbytes=16, buf=0x7f92b5fc0b50, fd=7) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f92bd086494 in __GI___libc_read (fd=7, buf=0x7f92b5fc0b50, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f92bbb08aa0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f92bbac2c0f in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f92bbac30e0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f92bbac325c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f92bd59e87b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f92bd54c27b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f92bd39bec6 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f92be871545 in  () at /lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007f92bd3a5aa7 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#12 0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f92b8068700 (LWP 3100)):
#0  0x00007f92bd08a819 in __GI___poll (fds=0x7f92b8067cb8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f92bb9e2cf7 in  () at /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f92bb9e491a in xcb_wait_for_event () at /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f92b8e10d79 in  () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f92bd3a5aa7 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f92bc53efa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f92bd0954cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f92b9274800 (LWP 3098)):
[KCrash Handler]
#6  0x00007f92bd5567d7 in QMetaObject::cast(QObject const*) const () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f92bdb6812c in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f92bdb6f412 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f92bdb6f4b2 in QQmlDelegateModel::release(QObject*) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f92bdb63d79 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f92bdb64206 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007f92bdb64510 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f92bdb65745 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#14 0x00007f92bda93d72 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#15 0x00007f92bda91044 in QQmlPropertyPrivate::write(QObject*, QQmlPropertyData const&, QVariant const&, QQmlContextData*, QFlags<QQmlPropertyData::WriteFlag>) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f92bdb11694 in QQmlBinding::slowWrite(QQmlPropertyData const&, QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyData::WriteFlag>) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#17 0x00007f92bdb127b0 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#18 0x00007f92bdb13d7c in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#19 0x00007f92bdb10353 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#20 0x00007f92bdae75f3 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#21 0x00007f92bda81a8a in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#22 0x00007f92bd57623f in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f92bdae75f3 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#24 0x00007f92bda81a8a in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#25 0x00007f92bd57623f in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f92bdb15f58 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#27 0x00007f92bda60a69 in QV4::Runtime::method_callProperty(QV4::ExecutionEngine*, QV4::Value*, int, QV4::Value*, int) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#28 0x00007f92bda541f2 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#29 0x00007f92bdb0a4ff in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#30 0x00007f92bda9e527 in QQmlBoundSignalExpression::evaluate(void**) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#31 0x00007f92bda9f6bb in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#32 0x00007f92bdae75f3 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#33 0x00007f92bda81a8a in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#34 0x00007f92bd57623f in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007f92bdb64096 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#36 0x00007f92bdb654e6 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#37 0x00007f92bd576906 in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007f92bdb5bb7d in QQmlInstanceModel::createdItem(int, QObject*) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#39 0x00007f92bdb6fae8 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#40 0x00007f92bda99edf in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#41 0x00007f92bda9a37f in QQmlEnginePrivate::incubate(QQmlIncubator&, QQmlContextData*) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#42 0x00007f92bdb6e9f1 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#43 0x00007f92bdb6ec91 in QQmlDelegateModel::object(int, QQmlIncubator::IncubationMode) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#44 0x00007f92bdb64f7a in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#45 0x00007f92bdb65504 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#46 0x00007f92bd576906 in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#47 0x00007f92bdb5bb16 in QQmlInstanceModel::modelUpdated(QQmlChangeSet const&, bool) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#48 0x00007f92bdb667a8 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#49 0x00007f92bdb6c485 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#50 0x00007f92bdb6c5f8 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#51 0x00007f92bdb6d5c1 in QQmlDelegateModel::_q_itemsInserted(int, int) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#52 0x00007f92bdb73575 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#53 0x00007f92bdb739cb in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#54 0x00007f92bd5769c7 in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#55 0x00007f92bd5011be in QAbstractItemModel::rowsInserted(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#56 0x00007f92bd5088e5 in QAbstractItemModel::endInsertRows() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#57 0x00007f92bec5997d in ResourcesProxyModel::sortedInsertion(QVector<AbstractResource*> const&) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#58 0x00007f92bec5af12 in ResourcesProxyModel::addResources(QVector<AbstractResource*> const&) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#59 0x00007f92bd576a43 in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#60 0x00007f92bec75882 in ResultsStream::resourcesFound(QVector<AbstractResource*> const&) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#61 0x00007f92bec53854 in AggregatedResultsStream::emitResults() () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#62 0x00007f92bec53889 in AggregatedResultsStream::clear() () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#63 0x00007f92bec54f63 in AggregatedResultsStream::destruction(QObject*) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#64 0x00007f92bd576a43 in QMetaObject::activate(QObject*, int, int, void**) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#65 0x00007f92bd576f8f in QObject::destroyed(QObject*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#66 0x00007f92bd57d67f in QObject::~QObject() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#67 0x00007f92bec645a9 in ResultsStream::~ResultsStream() () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#68 0x00007f92bd5771a0 in QObject::event(QEvent*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#69 0x00007f92be3614b1 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#70 0x00007f92be368950 in QApplication::notify(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#71 0x00007f92bd54d5a9 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#72 0x00007f92bd55059b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#73 0x00007f92bd59f233 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#74 0x00007f92bbac2f2e in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#75 0x00007f92bbac31c8 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#76 0x00007f92bbac325c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#77 0x00007f92bd59e863 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#78 0x00007f92b8ea73e1 in  () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#79 0x00007f92bd54c27b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#80 0x00007f92bd554262 in QCoreApplication::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#81 0x000055c793289b23 in  ()
#82 0x00007f92bcfc009b in __libc_start_main (main=0x55c793289550, argc=1, argv=0x7ffdd2e51e28, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffdd2e51e18) at ../csu/libc-start.c:308
#83 0x000055c79328a0ca in _start ()
[Inferior 1 (process 3098) detached]

Reported using DrKonqi
Comment 1 Nate Graham 2019-10-07 00:21:59 UTC 
Sigh, the 5.14 version is no longer supported but it will be crashing in Debian for the next 5 years...
Comment 2 Christoph Feck 2020-07-22 18:19:20 UTC 

*** This bug has been marked as a duplicate of bug 395388 ***