https://bugs.kde.org/show_bug.cgi?id=397863
Bug ID: 397863
Summary: Discover crashed after start of search in Wayland
Product: Discover
Version: unspecified
Platform: Neon Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: aleix...@kde.org
Reporter: notux...@gmail.com
Target Milestone: ---
Application: plasma-discover (5.13.80)
Qt Version: 5.11.1
Frameworks Version: 5.50.0
Operating System: Linux 4.15.0-29-generic x86_64
Distribution: KDE neon Developer Edition
-- Information about the crash:
- What I was doing when the application crashed:
I just entered one or two symbols in top left searchbox and Discover and it
crashed immediatelly
-- 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 0x7f1b148008c0 (LWP 19414))]
Thread 8 (Thread 0x7f1ad37fe700 (LWP 19427)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f1b104c65cb in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x3ac9ba0) at
thread/qwaitcondition_unix.cpp:143
#2 QWaitCondition::wait (this=<optimized out>, mutex=0x3ac9690,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3 0x00007f1b1398a5ad in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4 0x00007f1b1398aa31 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5 0x00007f1b104c5727 in QThreadPrivate::start (arg=0x3ac9610) at
thread/qthread_unix.cpp:367
#6 0x00007f1b0c5636ba in start_thread (arg=0x7f1ad37fe700) at
pthread_create.c:333
#7 0x00007f1b0fac941d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 7 (Thread 0x7f1ad3fff700 (LWP 19426)):
#0 0x00007f1b0fabd74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f1b0a6fe38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f1b0a6fe49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1b106de0bb in QEventDispatcherGlib::processEvents
(this=0x7f1acc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007f1b106855ba in QEventLoop::exec (this=this@entry=0x7f1ad3ffecf0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5 0x00007f1b104ba5e4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:525
#6 0x00007f1b104c5727 in QThreadPrivate::start (arg=0x11904b0) at
thread/qthread_unix.cpp:367
#7 0x00007f1b0c5636ba in start_thread (arg=0x7f1ad3fff700) at
pthread_create.c:333
#8 0x00007f1b0fac941d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 6 (Thread 0x7f1ae331a700 (LWP 19419)):
#0 0x00007f1b0a742a92 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f1b0a6fd910 in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f1b0a6fe2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1b0a6fe49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f1b106de0bb in QEventDispatcherGlib::processEvents
(this=0x7f1ad40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5 0x00007f1b106855ba in QEventLoop::exec (this=this@entry=0x7f1ae3319cf0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#6 0x00007f1b104ba5e4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:525
#7 0x00007f1b104c5727 in QThreadPrivate::start (arg=0x150ccc0) at
thread/qthread_unix.cpp:367
#8 0x00007f1b0c5636ba in start_thread (arg=0x7f1ae331a700) at
pthread_create.c:333
#9 0x00007f1b0fac941d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 5 (Thread 0x7f1ae4853700 (LWP 19418)):
#0 0x00007f1b0fabd74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f1b0a6fe38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f1b0a6fe49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1b106de0bb in QEventDispatcherGlib::processEvents
(this=0x7f1adc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007f1b106855ba in QEventLoop::exec (this=this@entry=0x7f1ae4852cf0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5 0x00007f1b104ba5e4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:525
#6 0x00007f1b104c5727 in QThreadPrivate::start (arg=0x14bfb90) at
thread/qthread_unix.cpp:367
#7 0x00007f1b0c5636ba in start_thread (arg=0x7f1ae4853700) at
pthread_create.c:333
#8 0x00007f1b0fac941d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 4 (Thread 0x7f1aed374700 (LWP 19417)):
#0 0x00007f1b0fabd74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f1b0a6fe38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f1b0a6fe49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1b106de0bb in QEventDispatcherGlib::processEvents
(this=0x7f1ae80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007f1b106855ba in QEventLoop::exec (this=this@entry=0x7f1aed373c80,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5 0x00007f1b104ba5e4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:525
#6 0x00007f1b13909f86 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7 0x00007f1b104c5727 in QThreadPrivate::start (arg=0x1432710) at
thread/qthread_unix.cpp:367
#8 0x00007f1b0c5636ba in start_thread (arg=0x7f1aed374700) at
pthread_create.c:333
#9 0x00007f1b0fac941d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7f1afdc9a700 (LWP 19416)):
#0 0x00007f1b0fab927d in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f1b0a7416f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f1b0a6fde74 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1b0a6fe330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f1b0a6fe49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f1b106de0bb in QEventDispatcherGlib::processEvents
(this=0x7f1af00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6 0x00007f1b106855ba in QEventLoop::exec (this=this@entry=0x7f1afdc99cd0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#7 0x00007f1b104ba5e4 in QThread::exec (this=this@entry=0xce2f90) at
thread/qthread.cpp:525
#8 0x00007f1b11045195 in QQmlThreadPrivate::run (this=0xce2f90) at
qml/ftw/qqmlthread.cpp:148
#9 0x00007f1b104c5727 in QThreadPrivate::start (arg=0xce2f90) at
thread/qthread_unix.cpp:367
#10 0x00007f1b0c5636ba in start_thread (arg=0x7f1afdc9a700) at
pthread_create.c:333
#11 0x00007f1b0fac941d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7f1afeeab700 (LWP 19415)):
#0 0x00007f1b0fabd74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f1b0a6fe38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f1b0a6fe49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1b106de0bb in QEventDispatcherGlib::processEvents
(this=0x7f1af80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007f1b106855ba in QEventLoop::exec (this=this@entry=0x7f1afeeaacc0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#5 0x00007f1b104ba5e4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:525
#6 0x00007f1b12400f35 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7 0x00007f1b104c5727 in QThreadPrivate::start (arg=0x7f1b12679d60) at
thread/qthread_unix.cpp:367
#8 0x00007f1b0c5636ba in start_thread (arg=0x7f1afeeab700) at
pthread_create.c:333
#9 0x00007f1b0fac941d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7f1b148008c0 (LWP 19414)):
[KCrash Handler]
#6 0x00007f1b0229661c in QQuickMenuPrivate::setParentMenu(QQuickMenu*) () from
/usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#7 0x00007f1b02297d2b in QQuickMenuPrivate::removeItem(int, QQuickItem*) ()
from /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
#8 0x00007f1b139c1a13 in QQuickItemPrivate::itemChange(QQuickItem::ItemChange,
QQuickItem::ItemChangeData const&) () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9 0x00007f1b139ceb17 in QQuickItem::setParentItem(QQuickItem*) () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f1b139cf71c in QQuickItem::~QQuickItem() () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f1b139cfa99 in QQuickItem::~QQuickItem() () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f1b106b1af3 in QObjectPrivate::deleteChildren
(this=this@entry=0x21d65d0) at kernel/qobject.cpp:1997
#13 0x00007f1b106bbbe4 in QObject::~QObject (this=<optimized out>,
__in_chrg=<optimized out>) at kernel/qobject.cpp:1025
#14 0x00007f1b139cf82c in QQuickItem::~QQuickItem() () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#15 0x00007f1b139ee476 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007f1b106b1af3 in QObjectPrivate::deleteChildren
(this=this@entry=0x221d410) at kernel/qobject.cpp:1997
#17 0x00007f1b106bbbe4 in QObject::~QObject (this=<optimized out>,
__in_chrg=<optimized out>) at kernel/qobject.cpp:1025
#18 0x00007f1af403a6ae in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/Templates.2/libqtquicktemplates2plugin.so
#19 0x00007f1b106b1af3 in QObjectPrivate::deleteChildren
(this=this@entry=0x1bfca80) at kernel/qobject.cpp:1997
#20 0x00007f1b106bbbe4 in QObject::~QObject (this=<optimized out>,
__in_chrg=<optimized out>) at kernel/qobject.cpp:1025
#21 0x00007f1b139cf82c in QQuickItem::~QQuickItem() () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007f1b139ee626 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007f1b106b1af3 in QObjectPrivate::deleteChildren
(this=this@entry=0x2005180) at kernel/qobject.cpp:1997
#24 0x00007f1b106bbbe4 in QObject::~QObject (this=<optimized out>,
__in_chrg=<optimized out>) at kernel/qobject.cpp:1025
#25 0x00007f1b139cf82c in QQuickItem::~QQuickItem() () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#26 0x00007f1b139ee0a6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#27 0x00007f1b106b4ff0 in QObject::event (this=0x24c37d0, e=<optimized out>) at
kernel/qobject.cpp:1242
#28 0x00007f1b139cd9ab in QQuickItem::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#29 0x00007f1b11ce139c in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x24c37d0, e=0x1d011b0) at kernel/qapplication.cpp:3727
#30 0x00007f1b11ce8ab0 in QApplication::notify (this=0x7ffdfea1bf30,
receiver=0x24c37d0, e=0x1d011b0) at kernel/qapplication.cpp:3486
#31 0x00007f1b10687228 in QCoreApplication::notifyInternal2
(receiver=0x24c37d0, event=event@entry=0x1d011b0) at
kernel/qcoreapplication.cpp:1048
#32 0x00007f1b10689e2e in QCoreApplication::sendEvent (event=0x1d011b0,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#33 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0,
event_type=event_type@entry=0, data=0xc749f0) at
kernel/qcoreapplication.cpp:1745
#34 0x00007f1b1068a2a8 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1599
#35 0x00007f1b106dea93 in postEventSourceDispatch (s=0xcc4500) at
kernel/qeventdispatcher_glib.cpp:276
#36 0x00007f1b0a6fe197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f1b0a6fe3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007f1b0a6fe49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f1b106de09f in QEventDispatcherGlib::processEvents (this=0xd00070,
flags=...) at kernel/qeventdispatcher_glib.cpp:423
#40 0x00007f1b044ef421 in
QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#41 0x00007f1b106855ba in QEventLoop::exec (this=this@entry=0x7ffdfea1be50,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:214
#42 0x00007f1b1068e6c4 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1336
#43 0x00007f1b114ccf8c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1762
#44 0x00007f1b11ce12f5 in QApplication::exec () at kernel/qapplication.cpp:2901
#45 0x00000000004133ff in main (argc=1, argv=<optimized out>) at
/workspace/build/discover/main.cpp:156
Reported using DrKonqi
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