https://bugs.kde.org/show_bug.cgi?id=417478
Bug ID: 417478
Summary: Discover crashed every time
Product: Discover
Version: 5.17.90
Platform: Ubuntu Packages
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: lei...@leinir.dk
Reporter: zhuhy...@foxmail.com
CC: aleix...@kde.org
Target Milestone: ---
Application: plasma-discover (5.17.90)
Qt Version: 5.12.5
Frameworks Version: 5.67.0
Operating System: Linux 5.3.0-18-generic x86_64
Windowing system: X11
Distribution: Ubuntu Focal Fossa (development branch)
-- Information about the crash:
I just cannot open plasma-dicover, and each time I tried to open it, it would
crash. After that the system reported a crashing to me.
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".
futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x5645b23b38f4) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
[Current thread is 1 (Thread 0x7f0656649f40 (LWP 5669))]
Thread 4 (Thread 0x7f064edee700 (LWP 5672)):
[KCrash Handler]
#6 0x00007f065ab335b0 in QString::operator=(QString const&) () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f065b0cc1d0 in
QV4::CompiledData::CompilationUnit::setUnitData(QV4::CompiledData::Unit const*,
QV4::CompiledData::QmlUnit const*, QString const&, QString const&) () at
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8 0x00007f065b0cf392 in QV4::CompiledData::CompilationUnit::loadFromDisk(QUrl
const&, QDateTime const&, QString*) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#9 0x00007f065b2b812a in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f065b2ba383 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f065b2b2f22 in QQmlTypeLoader::setData(QQmlDataBlob*,
QQmlDataBlob::SourceCodeData const&) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007f065b2b384d in QQmlTypeLoader::setData(QQmlDataBlob*, QString
const&) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f065b2b397d in QQmlTypeLoader::loadThread(QQmlDataBlob*) () at
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#14 0x00007f065b2c192c in void QQmlTypeLoader::doLoad<PlainLoader>(PlainLoader
const&, QQmlDataBlob*, QQmlTypeLoader::Mode) () at
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#15 0x00007f065b2b3bea in QQmlTypeLoader::load(QQmlDataBlob*,
QQmlTypeLoader::Mode) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f065b2b4958 in QQmlTypeLoader::getType(QUrl const&,
QQmlTypeLoader::Mode) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#17 0x00007f065b2b5365 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#18 0x00007f065b2b5828 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#19 0x00007f065b2b301a in QQmlTypeLoader::setData(QQmlDataBlob*,
QQmlDataBlob::SourceCodeData const&) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#20 0x00007f065b2b384d in QQmlTypeLoader::setData(QQmlDataBlob*, QString
const&) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#21 0x00007f065b2b397d in QQmlTypeLoader::loadThread(QQmlDataBlob*) () at
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#22 0x00007f065b2c192c in void QQmlTypeLoader::doLoad<PlainLoader>(PlainLoader
const&, QQmlDataBlob*, QQmlTypeLoader::Mode) () at
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#23 0x00007f065b2b3bea in QQmlTypeLoader::load(QQmlDataBlob*,
QQmlTypeLoader::Mode) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#24 0x00007f065b2b4958 in QQmlTypeLoader::getType(QUrl const&,
QQmlTypeLoader::Mode) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#25 0x00007f065b2b5365 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#26 0x00007f065b2b5828 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#27 0x00007f065b2b301a in QQmlTypeLoader::setData(QQmlDataBlob*,
QQmlDataBlob::SourceCodeData const&) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#28 0x00007f065b2b384d in QQmlTypeLoader::setData(QQmlDataBlob*, QString
const&) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#29 0x00007f065b2b397d in QQmlTypeLoader::loadThread(QQmlDataBlob*) () at
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#30 0x00007f065b2c192c in void QQmlTypeLoader::doLoad<PlainLoader>(PlainLoader
const&, QQmlDataBlob*, QQmlTypeLoader::Mode) () at
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#31 0x00007f065b2b3bea in QQmlTypeLoader::load(QQmlDataBlob*,
QQmlTypeLoader::Mode) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#32 0x00007f065b2b4958 in QQmlTypeLoader::getType(QUrl const&,
QQmlTypeLoader::Mode) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#33 0x00007f065b2b5365 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#34 0x00007f065b2b5828 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#35 0x00007f065b2b301a in QQmlTypeLoader::setData(QQmlDataBlob*,
QQmlDataBlob::SourceCodeData const&) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#36 0x00007f065b2b384d in QQmlTypeLoader::setData(QQmlDataBlob*, QString
const&) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#37 0x00007f065b2b397d in QQmlTypeLoader::loadThread(QQmlDataBlob*) () at
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#38 0x00007f065b2b3b81 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#39 0x00007f065b32a79c in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#40 0x00007f065b32aeda in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#41 0x00007f065bc17a66 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#42 0x00007f065bc210e0 in QApplication::notify(QObject*, QEvent*) () at
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#43 0x00007f065ac79cca in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /lib/x86_64-linux-gnu/libQt5Core.so.5
#44 0x00007f065ac7c948 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#45 0x00007f065acd22e7 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#46 0x00007f0659242ecd in g_main_context_dispatch () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007f0659243150 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#48 0x00007f06592431f3 in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#49 0x00007f065acd18e5 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib/x86_64-linux-gnu/libQt5Core.so.5
#50 0x00007f065ac7886b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x00007f065aab17b5 in QThread::exec() () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#52 0x00007f065b32a469 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#53 0x00007f065aab2a02 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#54 0x00007f0659ac8669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#55 0x00007f065a742333 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f064ffff700 (LWP 5671)):
#0 0x00007f065928fd68 in g_mutex_unlock () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f06592430b3 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f06592431f3 in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f065acd1903 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f065ac7886b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f065aab17b5 in QThread::exec() () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f065c15fefa in () at /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7 0x00007f065aab2a02 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f0659ac8669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#9 0x00007f065a742333 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f0655394700 (LWP 5670)):
#0 0x00007f065a735c3f in __GI___poll (fds=0x7f0655393ba8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f0659135c1a in () at /lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007f065913787a in xcb_wait_for_event () at
/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007f0655b921a8 in () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007f065aab2a02 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f0659ac8669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#6 0x00007f065a742333 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f0656649f40 (LWP 5669)):
#0 futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x5645b23b38f4) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5645b23b38a0,
cond=0x5645b23b38c8) at pthread_cond_wait.c:508
#2 __pthread_cond_wait (cond=0x5645b23b38c8, mutex=0x5645b23b38a0) at
pthread_cond_wait.c:638
#3 0x00007f065aab8b3f in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f065aab8c31 in QWaitCondition::wait(QMutex*, unsigned long) () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f065b32ab77 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#6 0x00007f065b2c18d5 in void QQmlTypeLoader::doLoad<PlainLoader>(PlainLoader
const&, QQmlDataBlob*, QQmlTypeLoader::Mode) () at
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x00007f065b2b3bea in QQmlTypeLoader::load(QQmlDataBlob*,
QQmlTypeLoader::Mode) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#8 0x00007f065b2b4958 in QQmlTypeLoader::getType(QUrl const&,
QQmlTypeLoader::Mode) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#9 0x00007f065b28bf8d in QQmlComponentPrivate::loadUrl(QUrl const&,
QQmlComponent::CompilationMode) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f065b30021b in QQmlApplicationEnginePrivate::startLoad(QUrl const&,
QByteArray const&, bool) () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f065b300271 in QQmlApplicationEngine::load(QUrl const&) () at
/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00005645b0d8cc83 in ()
#13 0x00005645b0d7f2e4 in ()
#14 0x00007f065a6471e3 in __libc_start_main (main=0x5645b0d7ece0, argc=3,
argv=0x7fff9f01a6f8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7fff9f01a6e8) at ../csu/libc-start.c:308
#15 0x00005645b0d7faee in _start ()
[Inferior 1 (process 5669) detached]
Possible duplicates by query: bug 414147, bug 413706, bug 413301, bug 409898,
bug 409110.
Reported using DrKonqi
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