https://bugs.kde.org/show_bug.cgi?id=378790
Bug ID: 378790
Summary: discover halts or crashes when pressing backspace in
the search textbox
Product: Discover
Version: 5.9.4
Platform: Ubuntu Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: aleix...@kde.org
Reporter: carmelo.picci...@gmail.com
Target Milestone: ---
Application: plasma-discover (5.9.4)
Qt Version: 5.7.1
Frameworks Version: 5.31.0
Operating System: Linux 4.10.0-19-generic x86_64
Distribution: Ubuntu 17.04
-- Information about the crash:
- What I was doing when the application crashed:
Searching for content, eg "hang" for google hangouts. Pressing backspace to
make it "han" would often freeze the app.
- Unusual behavior I noticed:
Freezing of the app or full crash.
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 0x7fd1d16918c0 (LWP 5569))]
Thread 9 (Thread 0x7fd17a7fc700 (LWP 5587)):
#0 0x00007fd1c78f855d in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007fd1c78fab53 in g_main_context_prepare () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd1c78fb49b in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd1c78fb68c in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fd1cd875f2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fd1cd81f88a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fd1cd64cfe3 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fd1cd651c98 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fd1c9a2c6da in start_thread (arg=0x7fd17a7fc700) at
pthread_create.c:456
#9 0x00007fd1ccc5517f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 8 (Thread 0x7fd197fff700 (LWP 5578)):
#0 0x00007fd1ccc44cad in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fd1c793fb30 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd1c78fb042 in g_main_context_check () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd1c78fb514 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fd1c78fb68c in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fd1cd875f2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fd1cd81f88a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fd1cd64cfe3 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fd1cd651c98 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007fd1c9a2c6da in start_thread (arg=0x7fd197fff700) at
pthread_create.c:456
#10 0x00007fd1ccc5517f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 7 (Thread 0x7fd19d7c9700 (LWP 5576)):
#0 0x00007fd1ccc4918d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fd1c78fb576 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd1c78fb902 in g_main_loop_run () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd19f3c1476 in () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4 0x00007fd1c7922f65 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fd1c9a2c6da in start_thread (arg=0x7fd19d7c9700) at
pthread_create.c:456
#6 0x00007fd1ccc5517f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 6 (Thread 0x7fd19dfca700 (LWP 5575)):
#0 0x00007fd1ccc4918d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fd1c78fb576 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd1c78fb68c in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd1c78fb6d1 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fd1c7922f65 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fd1c9a2c6da in start_thread (arg=0x7fd19dfca700) at
pthread_create.c:456
#6 0x00007fd1ccc5517f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 5 (Thread 0x7fd1ae6c0700 (LWP 5574)):
#0 0x00007fd1ccc44cad in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fd1c793fb30 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd1c78fb042 in g_main_context_check () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd1c78fb514 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fd1c78fb68c in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fd1cd875f2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fd1cd81f88a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fd1cd64cfe3 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fd1d0a294c6 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9 0x00007fd1cd651c98 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fd1c9a2c6da in start_thread (arg=0x7fd1ae6c0700) at
pthread_create.c:456
#11 0x00007fd1ccc5517f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 4 (Thread 0x7fd1b4851700 (LWP 5572)):
#0 0x00007fd1cd648df9 in QMutex::lock() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1 0x00007fd1cd875809 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007fd1c78faf89 in g_main_context_check () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd1c78fb514 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007fd1c78fb68c in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007fd1cd875f2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fd1cd81f88a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fd1cd64cfe3 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fd1ce1d6df5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9 0x00007fd1cd651c98 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fd1c9a2c6da in start_thread (arg=0x7fd1b4851700) at
pthread_create.c:456
#11 0x00007fd1ccc5517f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 3 (Thread 0x7fd1b5a62700 (LWP 5571)):
#0 0x00007fd1ccc4918d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fd1c78fb576 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fd1c78fb68c in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fd1cd875f2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007fd1cd81f88a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fd1cd64cfe3 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fd1cf4ab5c5 in () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7 0x00007fd1cd651c98 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fd1c9a2c6da in start_thread (arg=0x7fd1b5a62700) at
pthread_create.c:456
#9 0x00007fd1ccc5517f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 2 (Thread 0x7fd1be3ff700 (LWP 5570)):
#0 0x00007fd1ccc4918d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fd1c7490c62 in () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007fd1c74928d7 in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007fd1c0956ed9 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007fd1cd651c98 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fd1c9a2c6da in start_thread (arg=0x7fd1be3ff700) at
pthread_create.c:456
#6 0x00007fd1ccc5517f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 1 (Thread 0x7fd1d16918c0 (LWP 5569)):
[KCrash Handler]
#6 0x00007fd1cd821821 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fd1d0aaa6c9 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8 0x00007fd1d0ab34a3 in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9 0x00007fd1d0ab36e1 in QQuickItem::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007fd1ced8b35c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007fd1ced92b11 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007fd1cd8218a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007fd1d0aaa6c9 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007fd1d0ab34a3 in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#15 0x00007fd1d0ab36e1 in QQuickItem::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007fd1ced8b35c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007fd1ced92b11 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007fd1cd8218a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007fd1d0aaa6c9 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#20 0x00007fd1d0ab34a3 in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#21 0x00007fd1d0ab36e1 in QQuickItem::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007fd1ced8b35c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007fd1ced92b11 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007fd1cd8218a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007fd1d0aaa6c9 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#26 0x00007fd1d0ab34a3 in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#27 0x00007fd1d0ab36e1 in QQuickItem::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#28 0x00007fd1ced8b35c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007fd1ced92b11 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007fd1cd8218a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007fd1d0ac6143 in QQuickWindow::sendEvent(QQuickItem*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#32 0x00007fd1d0ac646f in QQuickWindow::keyPressEvent(QKeyEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#33 0x00007fd1ce603475 in QWindow::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#34 0x00007fd1d0ace245 in QQuickWindow::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#35 0x00007fd1ced8b35c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007fd1ced92b11 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#37 0x00007fd1cd8218a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007fd1ce5f3d18 in
QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#39 0x00007fd1ce5f9285 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#40 0x00007fd1ce5d723b in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#41 0x00007fd1c098d830 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#42 0x00007fd1c78fb377 in g_main_context_dispatch () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007fd1c78fb5e0 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007fd1c78fb68c in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007fd1cd875f0f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#46 0x00007fd1cd81f88a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#47 0x00007fd1cd827ffc in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#48 0x00005592fff05b16 in ()
#49 0x00007fd1ccb6d3f1 in __libc_start_main (main=0x5592fff05410, argc=1,
argv=0x7ffd7d5695c8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffd7d5695b8) at ../csu/libc-start.c:291
#50 0x00005592fff05d5a in _start ()
Reported using DrKonqi
--
You are receiving this mail because:
You are watching all bug changes.
