Bug 405290

Summary: discover closes when trying to general update
Product: [Applications] Discover Reporter: Glen <grcoukell>
Component: discoverAssignee: Dan Leinir Turthra Jensen <leinir>
Status: RESOLVED DUPLICATE    
Severity: major CC: aleixpol, jake, nate
Priority: NOR    
Version First Reported In: 5.12.7   
Target Milestone: ---   
Platform: Kubuntu   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Glen 2019-03-10 01:34:23 UTC 
SUMMARY
Application: Discover (plasma-discover), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb0cac9d800 (LWP 30923))]

Thread 10 (Thread 0x7fb07a555700 (LWP 30948)):
#0  0x00007fb0c2b8d9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb068027570) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7fb068027520, cond=0x7fb068027548) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7fb068027548, mutex=0x7fb068027520) at pthread_cond_wait.c:655
#3  0x00007fb0c697a59b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb0c6972c0b in QSemaphore::acquire(int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb0c6b868c8 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb0c4152e1b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#7  0x00007fb0c41e8c9d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#8  0x00007fb0c6b865b5 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fb0c4148f41 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#10 0x00007fb0c41496f5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#11 0x00007fb0c6b865b5 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fb0c41e2a2f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#13 0x00007fb0c41e0690 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#14 0x00007fb0c41e0a3a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#15 0x00007fb0c41c5381 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#16 0x00007fb0c6b865b5 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007fb0c418f7c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#18 0x00007fb0c418f874 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#19 0x00007fb0c41a3721 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#20 0x00007fb0c8e2b82c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007fb0c8e330f4 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007fb0c6b579a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007fb0c6bb154d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007fb0c0a5a387 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007fb0c0a5a5c0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007fb0c0a5a64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007fb0c6bb090b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007fb0c6b559ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007fb0c697422a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007fb0c697916d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007fb0c2b876db in start_thread (arg=0x7fb07a555700) at pthread_create.c:463
#32 0x00007fb0c627488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fb0877fe700 (LWP 30933)):
#0  0x00007fb0c6267bf9 in __GI___poll (fds=0x564c06b64c70, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb0c0a5a539 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb0c0a5a8d2 in g_main_loop_run () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb08db54026 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fb0c0a82105 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb0c2b876db in start_thread (arg=0x7fb0877fe700) at pthread_create.c:463
#6  0x00007fb0c627488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fb087fff700 (LWP 30932)):
#0  0x00007fb0c6267bf9 in __GI___poll (fds=0x564c06a3c090, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb0c0a5a539 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb0c0a5a64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb0c0a5a691 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb0c0a82105 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb0c2b876db in start_thread (arg=0x7fb087fff700) at pthread_create.c:463
#6  0x00007fb0c627488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fb08fd95700 (LWP 30930)):
#0  0x00007fb0c62630b4 in __GI___libc_read (fd=16, buf=0x7fb08fd94b90, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fb0c0a9ecd0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb0c0a5a027 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb0c0a5a4e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb0c0a5a64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb0c6bb090b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb0c6b559ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb0c697422a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fb0c697916d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fb0c2b876db in start_thread (arg=0x7fb08fd95700) at pthread_create.c:463
#10 0x00007fb0c627488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fb095527700 (LWP 30929)):
#0  0x00007fb0c62630b4 in __GI___libc_read (fd=14, buf=0x7fb095526b90, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fb0c0a9ecd0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb0c0a5a027 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb0c0a5a4e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb0c0a5a64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb0c6bb090b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb0c6b559ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb0c697422a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fb0c697916d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fb0c2b876db in start_thread (arg=0x7fb095527700) at pthread_create.c:463
#10 0x00007fb0c627488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fb09f28a700 (LWP 30927)):
#0  0x00007fb0c6bb0803 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007fb0c0a59a98 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb0c0a5a46b in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb0c0a5a64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb0c6bb090b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb0c6b559ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb0c697422a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb0c9d542a6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007fb0c697916d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fb0c2b876db in start_thread (arg=0x7fb09f28a700) at pthread_create.c:463
#10 0x00007fb0c627488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fb0ae05c700 (LWP 30926)):
#0  0x00007fb0c62630b4 in __GI___libc_read (fd=9, buf=0x7fb0ae05bb70, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fb0c0a9ecd0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb0c0a5a027 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb0c0a5a4e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb0c0a5a64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb0c6bb090b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb0c6b559ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb0c697422a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fb0c758a6f5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fb0c697916d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fb0c2b876db in start_thread (arg=0x7fb0ae05c700) at pthread_create.c:463
#11 0x00007fb0c627488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fb0af26d700 (LWP 30925)):
#0  0x00007fb0c6267bf9 in __GI___poll (fds=0x7fb0a8019120, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb0c0a5a539 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb0c0a5a64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb0c6bb090b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb0c6b559ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb0c697422a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb0c7d65d45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fb0c697916d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fb0c2b876db in start_thread (arg=0x7fb0af26d700) at pthread_create.c:463
#9  0x00007fb0c627488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fb0b878c700 (LWP 30924)):
#0  0x00007fb0c6267bf9 in __GI___poll (fds=0x7fb0b878bca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb0c07f1747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fb0c07f336a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fb0bb5392a9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fb0c697916d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb0c2b876db in start_thread (arg=0x7fb0b878c700) at pthread_create.c:463
#6  0x00007fb0c627488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fb0cac9d800 (LWP 30923)):
[KCrash Handler]
#6  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#7  0x00007fb0c6193801 in __GI_abort () at abort.c:79
#8  0x00007fb0c6963fa7 in QMessageLogger::fatal(char const*, ...) const () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fb0c9db72a7 in QSGRenderLoop::handleContextCreationFailure(QQuickWindow*, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007fb0c9db8275 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007fb0c9db8e9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007fb0c867b375 in QWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007fb0c9e2d6c5 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007fb0c8e2b82c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007fb0c8e330f4 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007fb0c6b579a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007fb0c867043f in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#18 0x00007fb0c867107d in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#19 0x00007fb0c86482eb in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#20 0x00007fb0bb59c1c0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#21 0x00007fb0c0a5a387 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007fb0c0a5a5c0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007fb0c0a5a64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fb0c6bb08ef in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007fb0c6b559ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007fb0c6b5ea84 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x0000564c050b9148 in ?? ()
#28 0x00007fb0c6174b97 in __libc_start_main (main=0x564c050b8870, argc=1, argv=0x7ffcf6ef5c48, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffcf6ef5c38) at ../csu/libc-start.c:310
#29 0x0000564c050b93ca in _start ()



STEPS TO REPRODUCE
1. 
2. 
3. 

OBSERVED RESULT


EXPECTED RESULT


SOFTWARE/OS VERSIONS
Windows: 
MacOS: 
Linux/KDE Plasma: 
(available in About System)
KDE Plasma Version: 
KDE Frameworks Version: 
Qt Version: 

ADDITIONAL INFORMATION
Comment 1 Glen 2019-03-10 01:36:59 UTC 
First time reporting
kde 5.44 plasma 5,12
kubuntu
discover does not load
no problem on last effort several days ago...holiday
Comment 2 Dan Leinir Turthra Jensen 2019-03-13 10:13:54 UTC 
*** Bug 405412 has been marked as a duplicate of this bug. ***
Comment 3 Nate Graham 2019-03-17 13:08:14 UTC 

*** This bug has been marked as a duplicate of bug 375913 ***