Bug 399741

Summary: discover out of nowhere when searching for an APP or simply clicking on one of the categories
Product: [Applications] Discover Reporter: Paulo Ricardo Da Silva <paulo8448>
Component: discoverAssignee: Aleix Pol <aleixpol>
Status: RESOLVED DUPLICATE    
Severity: crash CC: nate
Priority: NOR Keywords: drkonqi
Version: 5.14.0   
Target Milestone: ---   
Platform: Neon   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Paulo Ricardo Da Silva 2018-10-13 02:01:19 UTC 
Application: plasma-discover (5.14.0)

Qt Version: 5.11.1
Frameworks Version: 5.50.0
Operating System: Linux 4.15.0-33-generic x86_64
Distribution: KDE neon User Edition 5.14

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

- Unusual behavior I noticed:

discover out of nowhere when searching for an APP or simply clicking on one of the categories

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 0x7fd15c7bfc80 (LWP 26479))]

Thread 13 (Thread 0x7fd0ff7fe700 (LWP 26495)):
#0  0x00007fd157d4b839 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fd15844d564 in QSemaphore::acquire(int) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd158654d70 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007fd155c1e21b in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#4  0x00007fd155cb80fd in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#5  0x00007fd158654ad5 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd155c13e59 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#7  0x00007fd155c146f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#8  0x00007fd158654ad5 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd155cb1d2f in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#10 0x00007fd155cae850 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#11 0x00007fd155caebe5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#12 0x00007fd155c932e1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#13 0x00007fd158654ad5 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fd155c5bb73 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#15 0x00007fd155c5bc24 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#16 0x00007fd155c6f4e1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
#17 0x00007fd159c3ce8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007fd159c4445f in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007fd158625ab8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007fd1586806dd in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007fd1522b4287 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007fd1522b44c0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007fd1522b454c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fd15867fa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007fd158623dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007fd15844eb8a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007fd158459aab in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007fd15444f6db in start_thread (arg=0x7fd0ff7fe700) at pthread_create.c:463
#29 0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fd0fffff700 (LWP 26494)):
#0  0x00007fd157d400b4 in __GI___libc_read (fd=47, buf=0x7fd0ffffeb90, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fd1522f8a00 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1522b3f27 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd1522b43e0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd1522b454c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd15867fa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd158623dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd15844eb8a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd158459aab in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd15444f6db in start_thread (arg=0x7fd0fffff700) at pthread_create.c:463
#10 0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fd10f7fe700 (LWP 26492)):
#0  0x00007fd157d44bf9 in __GI___poll (fds=0x55c48876d780, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd1522b4439 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1522b47d2 in g_main_loop_run () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd11aa85f66 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fd1522dbe85 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd15444f6db in start_thread (arg=0x7fd10f7fe700) at pthread_create.c:463
#6  0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fd10ffff700 (LWP 26491)):
#0  0x00007fd157d400b4 in __GI___libc_read (fd=14, buf=0x7fd10fffece0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fd1522f8a00 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1522b3f27 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd1522b43e0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd1522b454c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd1522b4591 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fd1522dbe85 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fd15444f6db in start_thread (arg=0x7fd10ffff700) at pthread_create.c:463
#8  0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fd11bfff700 (LWP 26490)):
#0  0x00007fd154455ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fd11bffec30, expected=0, futex_word=0x7fd114005ff4) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007fd154455ed9 in __pthread_cond_wait_common (abstime=0x7fd11bffed00, mutex=0x7fd114005fa0, cond=0x7fd114005fc8) at pthread_cond_wait.c:533
#2  0x00007fd154455ed9 in __pthread_cond_timedwait (cond=0x7fd114005fc8, mutex=0x7fd114005fa0, abstime=0x7fd11bffed00) at pthread_cond_wait.c:667
#3  0x00007fd15845a850 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd15845125d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd158459aab in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd15444f6db in start_thread (arg=0x7fd11bfff700) at pthread_create.c:463
#7  0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fd120be1700 (LWP 26489)):
#0  0x00007fd157d400b4 in __GI___libc_read (fd=17, buf=0x7fd120be0b90, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fd1522f8a00 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1522b3f27 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd1522b43e0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd1522b454c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd15867fa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd158623dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd15844eb8a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd158459aab in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd15444f6db in start_thread (arg=0x7fd120be1700) at pthread_create.c:463
#10 0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fd122162700 (LWP 26488)):
#0  0x00007fd15867f842 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007fd1522b3e51 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1522b43e0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd1522b454c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd15867fa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd158623dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd15844eb8a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd158459aab in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd15444f6db in start_thread (arg=0x7fd122162700) at pthread_create.c:463
#9  0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fd12b5ef700 (LWP 26487)):
#0  0x00007fd1522f9d79 in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd1522b3805 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1522b436b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd1522b454c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd15867fa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd158623dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd15844eb8a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd15b84a906 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007fd158459aab in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd15444f6db in start_thread (arg=0x7fd12b5ef700) at pthread_create.c:463
#10 0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fd130e6c700 (LWP 26486)):
#0  0x00007fd1544559f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55c48822fb0c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fd1544559f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55c48822fab8, cond=0x55c48822fae0) at pthread_cond_wait.c:502
#2  0x00007fd1544559f3 in __pthread_cond_wait (cond=0x55c48822fae0, mutex=0x55c48822fab8) at pthread_cond_wait.c:655
#3  0x00007fd132208aeb in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007fd132208817 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007fd15444f6db in start_thread (arg=0x7fd130e6c700) at pthread_create.c:463
#6  0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fd13bfff700 (LWP 26482)):
#0  0x00007fd157d44bf9 in __GI___poll (fds=0x7fd134004a00, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd1522b4439 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1522b454c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd15867fa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd158623dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd15844eb8a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd158ff38b5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd158459aab in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd15444f6db in start_thread (arg=0x7fd13bfff700) at pthread_create.c:463
#9  0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fd141615700 (LWP 26481)):
#0  0x00007fd1522f9d94 in g_mutex_unlock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd1522b3e49 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1522b43e0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd1522b454c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd15867fa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd158623dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd15844eb8a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd15a34ce45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007fd158459aab in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd15444f6db in start_thread (arg=0x7fd141615700) at pthread_create.c:463
#10 0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fd149d71700 (LWP 26480)):
#0  0x00007fd157d44bf9 in __GI___poll (fds=0x7fd149d70ca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd15204b747 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fd15204d36a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fd14cd32129 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fd158459aab in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd15444f6db in start_thread (arg=0x7fd149d71700) at pthread_create.c:463
#6  0x00007fd157d5188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fd15c7bfc80 (LWP 26479)):
[KCrash Handler]
#6  0x00007fd143d62e7c in QQuickMenuPrivate::setParentMenu(QQuickMenu*) () at /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#7  0x00007fd143d645cb in QQuickMenuPrivate::removeItem(int, QQuickItem*) () at /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#8  0x00007fd15b90ad26 in QQuickItemPrivate::itemChange(QQuickItem::ItemChange, QQuickItem::ItemChangeData const&) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007fd15b911157 in QQuickItem::setParentItem(QQuickItem*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007fd15b912a6c in QQuickItem::~QQuickItem() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007fd15b912d59 in QQuickItem::~QQuickItem() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007fd1586526ab in QObjectPrivate::deleteChildren() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007fd15865c14b in QObject::~QObject() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fd15b912b7b in QQuickItem::~QQuickItem() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#15 0x00007fd15b92fe15 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007fd1586526ab in QObjectPrivate::deleteChildren() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007fd15865c14b in QObject::~QObject() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007fd13883c25d in  () at /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/Templates.2/libqtquicktemplates2plugin.so
#19 0x00007fd1586526ab in QObjectPrivate::deleteChildren() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007fd15865c14b in QObject::~QObject() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007fd15b912b7b in QQuickItem::~QQuickItem() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007fd15b930065 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007fd1586526ab in QObjectPrivate::deleteChildren() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007fd15865c14b in QObject::~QObject() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007fd15b912b7b in QQuickItem::~QQuickItem() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#26 0x00007fd15b92f6c5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#27 0x00007fd158655660 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007fd15b90faeb in QQuickItem::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#29 0x00007fd159c3ce8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007fd159c4445f in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007fd158625ab8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007fd1586285fd in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007fd158680453 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007fd1522b4287 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fd1522b44c0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fd1522b454c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007fd15867fa7f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007fd14cdbced1 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#39 0x00007fd158623dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007fd11b1d28db in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/fwupd-backend.so
#41 0x00007fd11b1d2e8d in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/fwupd-backend.so
#42 0x00007fd11b1d41d1 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/fwupd-backend.so
#43 0x00007fd11b1d423a in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/fwupd-backend.so
#44 0x00007fd158661914 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#45 0x00007fd1586555fb in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#46 0x00007fd159c3ce8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#47 0x00007fd159c4445f in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#48 0x00007fd158625ab8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#49 0x00007fd15867ef0e in QTimerInfoList::activateTimers() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#50 0x00007fd15867f6d1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x00007fd1522b4287 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#52 0x00007fd1522b44c0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007fd1522b454c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#54 0x00007fd15867fa7f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#55 0x00007fd14cdbced1 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#56 0x00007fd158623dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#57 0x00007fd15862cfa0 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#58 0x000055c486204808 in  ()
#59 0x00007fd157c51b97 in __libc_start_main (main=0x55c486203f30, argc=1, argv=0x7ffcb29bc4c8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffcb29bc4b8) at ../csu/libc-start.c:310
#60 0x000055c486204a8a in _start ()

Possible duplicates by query: bug 399733, bug 399700, bug 399667, bug 399657, bug 399651.

Reported using DrKonqi
Comment 1 Nate Graham 2018-10-13 19:47:48 UTC 

*** This bug has been marked as a duplicate of bug 399559 ***