https://bugs.kde.org/show_bug.cgi?id=398520
Bug ID: 398520
Summary: KDE Discover crashes on launch
Product: Discover
Version: 5.13.4
Platform: openSUSE RPMs
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: aleix...@kde.org
Reporter: david.landr...@gmx.com
Target Milestone: ---
Application: plasma-discover (5.13.4)
Qt Version: 5.11.1
Frameworks Version: 5.49.0
Operating System: Linux 4.18.6-1-default x86_64
Distribution (Platform): openSUSE RPMs
-- Information about the crash:
- What I was doing when the application crashed:
Every time I start the application it shows a window for a second with garbage
in it, and then it crashes.
The crash can be reproduced every time.
-- Backtrace:
Application: Discover (plasma-discover), signal: Aborted
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1c4a767800 (LWP 6371))]
Thread 12 (Thread 0x7f1c13624700 (LWP 6400)):
#0 0x00007f1c4f029d34 in read () at /lib64/libc.so.6
#1 0x00007f1c4ca5d6f0 in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f1c4ca18cdf in g_main_context_check () at
/usr/lib64/libglib-2.0.so.0
#3 0x00007f1c4ca191b0 in () at /usr/lib64/libglib-2.0.so.0
#4 0x00007f1c4ca1932c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#5 0x00007f1c4f7530bb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f1c00000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6 0x00007f1c4f70009b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f1c13623da0,
flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#7 0x00007f1c4f54ee96 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#8 0x00007f1c4f558a67 in QThreadPrivate::start(void*) (arg=0x55bb145805f0) at
thread/qthread_unix.cpp:367
#9 0x00007f1c4dce0554 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f1c4f038ccf in clone () at /lib64/libc.so.6
Thread 11 (Thread 0x7f1c13fff700 (LWP 6392)):
#0 0x00007f1c4dce68c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1 0x00007f1c4f5590fc in QWaitConditionPrivate::wait_relative(unsigned long)
(time=30000, this=0x7f1c0c0059d0) at thread/qwaitcondition_unix.cpp:133
#2 0x00007f1c4f5590fc in QWaitConditionPrivate::wait(unsigned long)
(time=30000, this=0x7f1c0c0059d0) at thread/qwaitcondition_unix.cpp:141
#3 0x00007f1c4f5590fc in QWaitCondition::wait(QMutex*, unsigned long)
(this=<optimized out>, mutex=0x7f1c0c005510, time=30000) at
thread/qwaitcondition_unix.cpp:215
#4 0x00007f1c4f550f62 in QThreadPoolThread::run() (this=0x7f1c0c005780) at
../../include/QtCore/../../src/corelib/thread/qmutex.h:240
#5 0x00007f1c4f558a67 in QThreadPrivate::start(void*) (arg=0x7f1c0c005780) at
thread/qthread_unix.cpp:367
#6 0x00007f1c4dce0554 in start_thread () at /lib64/libpthread.so.0
#7 0x00007f1c4f038ccf in clone () at /lib64/libc.so.6
Thread 10 (Thread 0x7f1c22315700 (LWP 6385)):
#0 0x00007f1c4f033739 in syscall () at /lib64/libc.so.6
#1 0x00007f1c4f54dad4 in QtLinuxFutex::_q_futex(int*, int, int, unsigned long
long, int*, int) (val3=0, addr2=0x0, val2=0, val=<optimized out>, op=0,
addr=<optimized out>) at thread/qfutex_p.h:105
#2 0x00007f1c4f54dad4 in QtLinuxFutex::futexWait<QBasicAtomicInteger<unsigned
int> >(QBasicAtomicInteger<unsigned int>&, QBasicAtomicInteger<unsigned
int>::Type) (expectedValue=<optimized out>, futex=...) at thread/qfutex_p.h:107
#3 0x00007f1c4f54dad4 in
futexSemaphoreTryAcquire_loop<false>(QBasicAtomicInteger<unsigned long long>&,
unsigned long long, unsigned long long, int) (timeout=-1, nn=8589934593,
curValue=<optimized out>, u=...) at thread/qsemaphore.cpp:221
#4 0x00007f1c4f54dad4 in
futexSemaphoreTryAcquire<false>(QBasicAtomicInteger<unsigned long long>&, int,
int) (timeout=-1, n=<optimized out>, u=...) at thread/qsemaphore.cpp:264
#5 0x00007f1c4f54dad4 in QSemaphore::acquire(int) (this=0x7f1c4e7c72e0,
n=<optimized out>) at thread/qsemaphore.cpp:328
#6 0x00007f1c4e708c44 in () at /usr/lib64/libQt5Network.so.5
#7 0x00007f1c4f558a67 in QThreadPrivate::start(void*) (arg=0x7f1c4e7c72c0) at
thread/qthread_unix.cpp:367
#8 0x00007f1c4dce0554 in start_thread () at /lib64/libpthread.so.0
#9 0x00007f1c4f038ccf in clone () at /lib64/libc.so.6
Thread 9 (Thread 0x7f1c22b16700 (LWP 6384)):
#0 0x00007f1c4f033739 in syscall () at /lib64/libc.so.6
#1 0x00007f1c4f54dad4 in QtLinuxFutex::_q_futex(int*, int, int, unsigned long
long, int*, int) (val3=0, addr2=0x0, val2=0, val=<optimized out>, op=0,
addr=<optimized out>) at thread/qfutex_p.h:105
#2 0x00007f1c4f54dad4 in QtLinuxFutex::futexWait<QBasicAtomicInteger<unsigned
int> >(QBasicAtomicInteger<unsigned int>&, QBasicAtomicInteger<unsigned
int>::Type) (expectedValue=<optimized out>, futex=...) at thread/qfutex_p.h:107
#3 0x00007f1c4f54dad4 in
futexSemaphoreTryAcquire_loop<false>(QBasicAtomicInteger<unsigned long long>&,
unsigned long long, unsigned long long, int) (timeout=-1, nn=8589934593,
curValue=<optimized out>, u=...) at thread/qsemaphore.cpp:221
#4 0x00007f1c4f54dad4 in
futexSemaphoreTryAcquire<false>(QBasicAtomicInteger<unsigned long long>&, int,
int) (timeout=-1, n=n@entry=1, u=...) at thread/qsemaphore.cpp:264
#5 0x00007f1c4f54dad4 in QSemaphore::acquire(int)
(this=this@entry=0x7f1c22b142a0, n=n@entry=1) at thread/qsemaphore.cpp:328
#6 0x00007f1c4f72a8a8 in QMetaObject::activate(QObject*, int, int, void**)
(sender=0x55bb14c25f70, signalOffset=<optimized out>,
local_signal_index=<optimized out>, argv=<optimized out>) at
kernel/qobject.cpp:3739
#7 0x00007f1c4e6cbfdb in () at /usr/lib64/libQt5Network.so.5
#8 0x00007f1c4e76de2d in () at /usr/lib64/libQt5Network.so.5
#9 0x00007f1c4f72a60b in QMetaObject::activate(QObject*, int, int, void**)
(sender=0x7f1c0c005180, signalOffset=<optimized out>,
local_signal_index=<optimized out>, argv=<optimized out>) at
kernel/qobject.cpp:3771
#10 0x00007f1c4e6c1d0d in () at /usr/lib64/libQt5Network.so.5
#11 0x00007f1c4e6c26bd in () at /usr/lib64/libQt5Network.so.5
#12 0x00007f1c4f72a60b in QMetaObject::activate(QObject*, int, int, void**)
(sender=0x7f1c08004730, signalOffset=<optimized out>,
local_signal_index=<optimized out>, argv=<optimized out>) at
kernel/qobject.cpp:3771
#13 0x00007f1c4e767adf in () at /usr/lib64/libQt5Network.so.5
#14 0x00007f1c4e762b09 in () at /usr/lib64/libQt5Network.so.5
#15 0x00007f1c4e762fa5 in () at /usr/lib64/libQt5Network.so.5
#16 0x00007f1c4e74d4e1 in () at /usr/lib64/libQt5Network.so.5
#17 0x00007f1c4f72a60b in QMetaObject::activate(QObject*, int, int, void**)
(sender=0x7f1c08004710, signalOffset=<optimized out>,
local_signal_index=<optimized out>, argv=<optimized out>) at
kernel/qobject.cpp:3771
#18 0x00007f1c4e70bcf3 in () at /usr/lib64/libQt5Network.so.5
#19 0x00007f1c4e70bd80 in () at /usr/lib64/libQt5Network.so.5
#20 0x00007f1c4e721031 in () at /usr/lib64/libQt5Network.so.5
#21 0x00007f1c505324b1 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#22 0x00007f1c50539b00 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#23 0x00007f1c4f7013c9 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x7f1c0c00cab0, event=0x7f1c22b15b70) at
../../include/QtCore/5.11.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:307
#24 0x00007f1c4f753cca in QCoreApplication::sendEvent(QObject*, QEvent*)
(event=0x7f1c22b15b70, receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#25 0x00007f1c4f753cca in socketNotifierSourceDispatch(_GSource*, int
(*)(void*), void*) (source=0x7f1c0c003f90) at
kernel/qeventdispatcher_glib.cpp:106
#26 0x00007f1c4ca18ffe in g_main_context_dispatch () at
/usr/lib64/libglib-2.0.so.0
#27 0x00007f1c4ca19298 in () at /usr/lib64/libglib-2.0.so.0
#28 0x00007f1c4ca1932c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#29 0x00007f1c4f7530bb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f1c0c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#30 0x00007f1c4f70009b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f1c22b15da0,
flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#31 0x00007f1c4f54ee96 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#32 0x00007f1c4f558a67 in QThreadPrivate::start(void*) (arg=0x55bb14c27c10) at
thread/qthread_unix.cpp:367
#33 0x00007f1c4dce0554 in start_thread () at /lib64/libpthread.so.0
#34 0x00007f1c4f038ccf in clone () at /lib64/libc.so.6
Thread 8 (Thread 0x7f1c235c0700 (LWP 6382)):
#0 0x00007f1c4f029d34 in read () at /lib64/libc.so.6
#1 0x00007f1c4ca5d6f0 in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f1c4ca18cdf in g_main_context_check () at
/usr/lib64/libglib-2.0.so.0
#3 0x00007f1c4ca191b0 in () at /usr/lib64/libglib-2.0.so.0
#4 0x00007f1c4ca19592 in g_main_loop_run () at /usr/lib64/libglib-2.0.so.0
#5 0x00007f1c2b272a46 in () at /usr/lib64/libgio-2.0.so.0
#6 0x00007f1c4ca40b75 in () at /usr/lib64/libglib-2.0.so.0
#7 0x00007f1c4dce0554 in start_thread () at /lib64/libpthread.so.0
#8 0x00007f1c4f038ccf in clone () at /lib64/libc.so.6
Thread 7 (Thread 0x7f1c23dc1700 (LWP 6381)):
#0 0x00007f1c4f029d34 in read () at /lib64/libc.so.6
#1 0x00007f1c4ca5d6f0 in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f1c4ca18cdf in g_main_context_check () at
/usr/lib64/libglib-2.0.so.0
#3 0x00007f1c4ca191b0 in () at /usr/lib64/libglib-2.0.so.0
#4 0x00007f1c4ca1932c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#5 0x00007f1c4ca19371 in () at /usr/lib64/libglib-2.0.so.0
#6 0x00007f1c4ca40b75 in () at /usr/lib64/libglib-2.0.so.0
#7 0x00007f1c4dce0554 in start_thread () at /lib64/libpthread.so.0
#8 0x00007f1c4f038ccf in clone () at /lib64/libc.so.6
Thread 6 (Thread 0x7f1c28ae7700 (LWP 6380)):
#0 0x00007f1c4ca5ea94 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1 0x00007f1c4ca1912e in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f1c4ca1932c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3 0x00007f1c4f7530bb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f1c24000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007f1c4f70009b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f1c28ae6da0,
flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5 0x00007f1c4f54ee96 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#6 0x00007f1c4f558a67 in QThreadPrivate::start(void*) (arg=0x55bb14a8d500) at
thread/qthread_unix.cpp:367
#7 0x00007f1c4dce0554 in start_thread () at /lib64/libpthread.so.0
#8 0x00007f1c4f038ccf in clone () at /lib64/libc.so.6
Thread 5 (Thread 0x7f1c321f7700 (LWP 6378)):
#0 0x00007f1c4f02e2c9 in poll () at /lib64/libc.so.6
#1 0x00007f1c4ca19206 in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f1c4ca1932c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3 0x00007f1c4f7530bb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f1c2c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007f1c4f70009b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f1c321f6d70,
flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5 0x00007f1c4f54ee96 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#6 0x00007f1c50ee9282 in () at /usr/lib64/libQt5Quick.so.5
#7 0x00007f1c4f558a67 in QThreadPrivate::start(void*) (arg=0x55bb14900ed0) at
thread/qthread_unix.cpp:367
#8 0x00007f1c4dce0554 in start_thread () at /lib64/libpthread.so.0
#9 0x00007f1c4f038ccf in clone () at /lib64/libc.so.6
Thread 4 (Thread 0x7f1c3f5ef700 (LWP 6375)):
#0 0x00007f1c4f02e2c9 in poll () at /lib64/libc.so.6
#1 0x00007f1c4ca19206 in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f1c4ca1932c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3 0x00007f1c4f7530bb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f1c34000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007f1c4f70009b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f1c3f5eed80,
flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5 0x00007f1c4f54ee96 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#6 0x00007f1c4fcd02c5 in () at /usr/lib64/libQt5Qml.so.5
#7 0x00007f1c4f558a67 in QThreadPrivate::start(void*) (arg=0x55bb14112b50) at
thread/qthread_unix.cpp:367
#8 0x00007f1c4dce0554 in start_thread () at /lib64/libpthread.so.0
#9 0x00007f1c4f038ccf in clone () at /lib64/libc.so.6
Thread 3 (Thread 0x7f1c44c03700 (LWP 6373)):
#0 0x00007f1c4ca5ea90 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1 0x00007f1c4ca190bd in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f1c4ca1932c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3 0x00007f1c4f7530bb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f1c38000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007f1c4f70009b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f1c44c02d70,
flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5 0x00007f1c4f54ee96 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#6 0x00007f1c50a42545 in () at /usr/lib64/libQt5DBus.so.5
#7 0x00007f1c4f558a67 in QThreadPrivate::start(void*) (arg=0x7f1c50abcd60) at
thread/qthread_unix.cpp:367
#8 0x00007f1c4dce0554 in start_thread () at /lib64/libpthread.so.0
#9 0x00007f1c4f038ccf in clone () at /lib64/libc.so.6
Thread 2 (Thread 0x7f1c47703700 (LWP 6372)):
#0 0x00007f1c4f02e2c9 in poll () at /lib64/libc.so.6
#1 0x00007f1c4c9abcc7 in () at /usr/lib64/libxcb.so.1
#2 0x00007f1c4c9ad8ea in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3 0x00007f1c48ae36d9 in () at /usr/lib64/libQt5XcbQpa.so.5
#4 0x00007f1c4f558a67 in QThreadPrivate::start(void*) (arg=0x55bb13fa1600) at
thread/qthread_unix.cpp:367
#5 0x00007f1c4dce0554 in start_thread () at /lib64/libpthread.so.0
#6 0x00007f1c4f038ccf in clone () at /lib64/libc.so.6
Thread 1 (Thread 0x7f1c4a767800 (LWP 6371)):
[KCrash Handler]
#6 0x00007f1c4ef7608b in raise () at /lib64/libc.so.6
#7 0x00007f1c4ef5f4e9 in abort () at /lib64/libc.so.6
#8 0x00007f1c4f5179ad in qt_message_fatal (context=..., message=<synthetic
pointer>...) at global/qlogging.cpp:1842
#9 0x00007f1c4f5179ad in QMessageLogger::fatal(char const*, ...) const
(this=<optimized out>, msg=<optimized out>) at global/qlogging.cpp:880
#10 0x00007f1c50f4ad3e in
QSGRenderLoop::handleContextCreationFailure(QQuickWindow*, bool) () at
/usr/lib64/libQt5Quick.so.5
#11 0x00007f1c50f4bd09 in () at /usr/lib64/libQt5Quick.so.5
#12 0x00007f1c50f4c395 in () at /usr/lib64/libQt5Quick.so.5
#13 0x00007f1c4ff59055 in QWindow::event(QEvent*) () at
/usr/lib64/libQt5Gui.so.5
#14 0x00007f1c50fc186b in QQuickWindow::event(QEvent*) () at
/usr/lib64/libQt5Quick.so.5
#15 0x00007f1c505324b1 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#16 0x00007f1c50539b00 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#17 0x00007f1c4f7013c9 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x55bb142ecd50, event=0x7ffc1ea5e780) at
../../include/QtCore/5.11.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:307
#18 0x00007f1c4ff4dca3 in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
() at /usr/lib64/libQt5Gui.so.5
#19 0x00007f1c4ff4e97d in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib64/libQt5Gui.so.5
#20 0x00007f1c4ff2902b in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib64/libQt5Gui.so.5
#21 0x00007f1c48b7604b in () at /usr/lib64/libQt5XcbQpa.so.5
#22 0x00007f1c4f70009b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7ffc1ea5e930,
flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#23 0x00007f1c4f708212 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#24 0x000055bb12eabae3 in ()
#25 0x00007f1c4ef60feb in __libc_start_main () at /lib64/libc.so.6
#26 0x000055bb12eac08a in _start ()
Possible duplicates by query: bug 392591, bug 388504, bug 385469.
Reported using DrKonqi
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