399782 – Discover crashes

Bug 399782 - Discover crashes

Summary: Discover crashes

Status:	RESOLVED DUPLICATE of bug 399559

Alias:	None

Product:	Discover
Classification:	Applications
Component:	discover (show other bugs)
Version:	5.14.0
Platform:	Arch Linux Linux

Importance:	NOR crash
Target Milestone:	---
Assignee:	Aleix Pol

URL:
Keywords:	drkonqi

Depends on:
Blocks:

Reported:	2018-10-14 10:02 UTC by Ray Vermey
Modified:	2018-10-14 15:33 UTC (History)
CC List:	1 user (show)

See Also:
Latest Commit:
Version Fixed In:
Sentry Crash Report:

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Description Ray Vermey 2018-10-14 10:02:53 UTC

Application: plasma-discover (5.14.0)

Qt Version: 5.11.2
Frameworks Version: 5.50.0
Operating System: Linux 4.18.14-1-MANJARO x86_64
Distribution: "Manjaro Linux"

-- Information about the crash:
Just browsing available apps, the app randomly crashes. 
Not at a specific moment though..

The crash can be reproduced every time.

-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f00f29cc800 (LWP 4699))]

Thread 12 (Thread 0x7f00b1ffb700 (LWP 5095)):
#0  0x00007f00f6035414 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f00f608679d in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#2  0x00007f00f6086e06 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f00f6086fce in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f00f7d6bfe4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f00f7d178cc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f00f7b60eb9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f00f7b6af65 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f00f6b0aa9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f00f784da43 in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f00b3fff700 (LWP 5094)):
#0  0x00007fff145a7a6c in  ()
#1  0x00007fff145a7c5d in clock_gettime ()
#2  0x00007f00f785b912 in clock_gettime () at /usr/lib/libc.so.6
#3  0x00007f00f7d6b8f2 in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f00f7d6a0da in QTimerInfoList::updateCurrentTime() () at /usr/lib/libQt5Core.so.5
#5  0x00007f00f7d6a6d6 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/libQt5Core.so.5
#6  0x00007f00f7d6bd4f in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f00f60867aa in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#8  0x00007f00f6086e06 in  () at /usr/lib/libglib-2.0.so.0
#9  0x00007f00f6086fce in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#10 0x00007f00f7d6bfe4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#11 0x00007f00f7d178cc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#12 0x00007f00f7b60eb9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#13 0x00007f00f7b6af65 in  () at /usr/lib/libQt5Core.so.5
#14 0x00007f00f6b0aa9d in start_thread () at /usr/lib/libpthread.so.0
#15 0x00007f00f784da43 in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f00b27fc700 (LWP 4714)):
#0  0x00007f00f783e734 in read () at /usr/lib/libc.so.6
#1  0x00007f00f6035781 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f00f6085a50 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f00f6086e86 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f00f6086fce in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f00f6087022 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007f00f60503eb in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007f00f6b0aa9d in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f00f784da43 in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f00cd7fa700 (LWP 4711)):
#0  0x00007f00f6b10afc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f00f7b6b71c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f00f96087ed in  () at /usr/lib/libQt5Quick.so.5
#3  0x00007f00f9608a5c in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f00f7b6af65 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f00f6b0aa9d in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f00f784da43 in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f00cdffb700 (LWP 4710)):
#0  0x00007f00f783e734 in read () at /usr/lib/libc.so.6
#1  0x00007f00f6035781 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f00f6085a50 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f00f6086e86 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f00f6086fce in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f00f7d6bfe4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f00f7d178cc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f00f7b60eb9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f00f7b6af65 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f00f6b0aa9d in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f00f784da43 in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f00cffff700 (LWP 4706)):
#0  0x00007f00f6085a57 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#1  0x00007f00f6086e86 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f00f6086fce in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f00f7d6bfe4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f00f7d178cc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f00f7b60eb9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f00f7b6af65 in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f00f6b0aa9d in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f00f784da43 in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f00d56fe700 (LWP 4704)):
#0  0x00007f00f783e734 in read () at /usr/lib/libc.so.6
#1  0x00007f00f6035781 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f00f6085a50 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f00f6086e86 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f00f6086fce in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f00f7d6bfe4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f00f7d178cc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f00f7b60eb9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f00f7b6af65 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f00f6b0aa9d in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f00f784da43 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f00e0dff700 (LWP 4703)):
#0  0x00007f00f7842bb1 in poll () at /usr/lib/libc.so.6
#1  0x00007f00f6086ee0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f00f6086fce in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f00f7d6bfe4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f00f7d178cc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f00f7b60eb9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f00f95875bb in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f00f7b6af65 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f00f6b0aa9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f00f784da43 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f00e967c700 (LWP 4702)):
#0  0x00007f00f783e734 in read () at /usr/lib/libc.so.6
#1  0x00007f00f6035781 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f00f6085a50 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f00f6086e86 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f00f6086fce in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f00f7d6bfe4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f00f7d178cc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f00f7b60eb9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f00f82f5859 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f00f7b6af65 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f00f6b0aa9d in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f00f784da43 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f00ea88d700 (LWP 4701)):
#0  0x00007f00f607dafb in g_main_context_query () at /usr/lib/libglib-2.0.so.0
#1  0x00007f00f6086e5c in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f00f6086fce in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f00f7d6bfe4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f00f7d178cc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f00f7b60eb9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f00f9050ba6 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f00f7b6af65 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f00f6b0aa9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f00f784da43 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f00f0dd5700 (LWP 4700)):
#0  0x00007f00f7842bb1 in poll () at /usr/lib/libc.so.6
#1  0x00007f00f5ffc630 in  () at /usr/lib/libxcb.so.1
#2  0x00007f00f5ffe2db in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f00f255dc5a in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f00f7b6af65 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f00f6b0aa9d in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f00f784da43 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f00f29cc800 (LWP 4699)):
[KCrash Handler]
#6  0x00007f00f7d4501a in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f00f7d45538 in QObject::disconnectImpl(QObject const*, void**, QObject const*, void**, QMetaObject const*) () at /usr/lib/libQt5Core.so.5
#8  0x00007f00ebe2a26d in QQuickMenuPrivate::setParentMenu(QQuickMenu*) () at /usr/lib/libQt5QuickTemplates2.so.5
#9  0x00007f00ebe2ba32 in QQuickMenuPrivate::removeItem(int, QQuickItem*) () at /usr/lib/libQt5QuickTemplates2.so.5
#10 0x00007f00f964b347 in QQuickItemPrivate::itemChange(QQuickItem::ItemChange, QQuickItem::ItemChangeData const&) () at /usr/lib/libQt5Quick.so.5
#11 0x00007f00f96510d6 in QQuickItem::setParentItem(QQuickItem*) () at /usr/lib/libQt5Quick.so.5
#12 0x00007f00f96524cd in QQuickItem::~QQuickItem() () at /usr/lib/libQt5Quick.so.5
#13 0x00007f00f96527ba in QQuickItem::~QQuickItem() () at /usr/lib/libQt5Quick.so.5
#14 0x00007f00f7d409bb in QObjectPrivate::deleteChildren() () at /usr/lib/libQt5Core.so.5
#15 0x00007f00f7d49955 in QObject::~QObject() () at /usr/lib/libQt5Core.so.5
#16 0x00007f00f965259c in QQuickItem::~QQuickItem() () at /usr/lib/libQt5Quick.so.5
#17 0x00007f00f96715a7 in  () at /usr/lib/libQt5Quick.so.5
#18 0x00007f00f7d409bb in QObjectPrivate::deleteChildren() () at /usr/lib/libQt5Core.so.5
#19 0x00007f00f7d49955 in QObject::~QObject() () at /usr/lib/libQt5Core.so.5
#20 0x00007f00e3ede94f in  () at /usr/lib/qt/qml/QtQuick/Templates.2/libqtquicktemplates2plugin.so
#21 0x00007f00f7d409bb in QObjectPrivate::deleteChildren() () at /usr/lib/libQt5Core.so.5
#22 0x00007f00f7d49955 in QObject::~QObject() () at /usr/lib/libQt5Core.so.5
#23 0x00007f00f965259c in QQuickItem::~QQuickItem() () at /usr/lib/libQt5Quick.so.5
#24 0x00007f00f96717f7 in  () at /usr/lib/libQt5Quick.so.5
#25 0x00007f00f7d409bb in QObjectPrivate::deleteChildren() () at /usr/lib/libQt5Core.so.5
#26 0x00007f00f7d49955 in QObject::~QObject() () at /usr/lib/libQt5Core.so.5
#27 0x00007f00f965259c in QQuickItem::~QQuickItem() () at /usr/lib/libQt5Quick.so.5
#28 0x00007f00f9670e07 in  () at /usr/lib/libQt5Quick.so.5
#29 0x00007f00f7d43371 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#30 0x00007f00f964fc4c in QQuickItem::event(QEvent*) () at /usr/lib/libQt5Quick.so.5
#31 0x00007f00f8b2ee14 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#32 0x00007f00f8b366e1 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#33 0x00007f00f7d18c39 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#34 0x00007f00f7d1bccc in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#35 0x00007f00f7d6c9d4 in  () at /usr/lib/libQt5Core.so.5
#36 0x00007f00f60853cf in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#37 0x00007f00f6086f89 in  () at /usr/lib/libglib-2.0.so.0
#38 0x00007f00f6086fce in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#39 0x00007f00f7d6bfc9 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#40 0x00007f00f25f3e12 in  () at /usr/lib/libQt5XcbQpa.so.5
#41 0x00007f00f7d178cc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#42 0x00007f00f7d1fbc6 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#43 0x0000560408f13616 in  ()
#44 0x00007f00f7776223 in __libc_start_main () at /usr/lib/libc.so.6
#45 0x0000560408f13bde in _start ()
[Inferior 1 (process 4699) detached]

Reported using DrKonqi

Comment 1 Nate Graham 2018-10-14 15:33:13 UTC


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