https://bugs.kde.org/show_bug.cgi?id=386560
--- Comment #1 from Michael <mwinth...@comcast.net> --- Also: plasma-discover had the following issues: Application: plasma-discover (5.8.8) Qt Version: 5.6.1 Frameworks Version: 5.36.0 Operating System: Linux 4.10.0-38-generic x86_64 Distribution: Ubuntu 16.04.3 LTS -- Information about the crash: <In detail, tell us what you were doing when the application crashed.> 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". [Current thread is 1 (Thread 0x7f1f932f28c0 (LWP 25935))] Thread 10 (Thread 0x7f1f4abff700 (LWP 25954)): #0 0x00007fff041edb0b in clock_gettime () #1 0x00007f1f8fb95836 in __GI___clock_gettime (clock_id=1, tp=0x7f1f4abfea70) at ../sysdeps/unix/clock_gettime.c:115 #2 0x00007f1f9062e6c6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f1f907a9f09 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f1f907aa475 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f1f907abafc in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f1f8cd4591d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #7 0x00007f1f8cd462bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #8 0x00007f1f8cd4649c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #9 0x00007f1f907ac37b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #10 0x00007f1f90754ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #11 0x00007f1f9057d9e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #12 0x00007f1f90582808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #13 0x00007f1f8d4b36ba in start_thread (arg=0x7f1f4abff700) at pthread_create.c:333 #14 0x00007f1f8fb873dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 9 (Thread 0x7f1f59f4b700 (LWP 25949)): #0 0x00007f1f9057ad69 in QMutex::unlock() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #1 0x00007f1f907abb85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f1f8cd45dc1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f1f8cd46330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f1f8cd4649c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f1f907ac37b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f1f90754ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f1f9057d9e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f1f90582808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #9 0x00007f1f8d4b36ba in start_thread (arg=0x7f1f59f4b700) at pthread_create.c:333 #10 0x00007f1f8fb873dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 8 (Thread 0x7f1f5c265700 (LWP 25946)): #0 0x00007f1f8fb7b70d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f1f8cd4638c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f1f8cd46712 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f1f5d9ea9d6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 #4 0x00007f1f8cd6cbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f1f8d4b36ba in start_thread (arg=0x7f1f5c265700) at pthread_create.c:333 #6 0x00007f1f8fb873dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 7 (Thread 0x7f1f5ca66700 (LWP 25945)): #0 0x00007f1f8fb7724d in read () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f1f8cd896f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f1f8cd45e74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f1f8cd46330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f1f8cd4649c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f1f8cd464d9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #6 0x00007f1f8cd6cbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #7 0x00007f1f8d4b36ba in start_thread (arg=0x7f1f5ca66700) at pthread_create.c:333 #8 0x00007f1f8fb873dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 6 (Thread 0x7f1f6bfff700 (LWP 25940)): #0 0x00007f1f8fb7b70d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f1f8cd4638c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f1f8cd4649c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f1f907ac37b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f1f90754ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f1f9057d9e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f1f90582808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f1f8d4b36ba in start_thread (arg=0x7f1f6bfff700) at pthread_create.c:333 #8 0x00007f1f8fb873dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 5 (Thread 0x7f1f70f73700 (LWP 25939)): #0 0x00007fff041edb0b in clock_gettime () #1 0x00007f1f8fb95836 in __GI___clock_gettime (clock_id=1, tp=0x7f1f70f729f0) at ../sysdeps/unix/clock_gettime.c:115 #2 0x00007f1f9062e6c6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f1f907a9f09 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f1f907aa475 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f1f907ab85e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f1f8cd4591d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #7 0x00007f1f8cd462bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #8 0x00007f1f8cd4649c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #9 0x00007f1f907ac37b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #10 0x00007f1f90754ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #11 0x00007f1f9057d9e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #12 0x00007f1f92bc37d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #13 0x00007f1f90582808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #14 0x00007f1f8d4b36ba in start_thread (arg=0x7f1f70f73700) at pthread_create.c:333 #15 0x00007f1f8fb873dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 4 (Thread 0x7f1f73fff700 (LWP 25938)): #0 0x00007f1f8cd46346 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f1f8cd4649c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f1f907ac37b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f1f90754ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f1f9057d9e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f1f90f016b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #6 0x00007f1f90582808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f1f8d4b36ba in start_thread (arg=0x7f1f73fff700) at pthread_create.c:333 #8 0x00007f1f8fb873dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 3 (Thread 0x7f1f797d6700 (LWP 25937)): #0 0x00007f1f8cd45910 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f1f8cd462bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f1f8cd4649c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f1f907ac37b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f1f90754ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f1f9057d9e4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f1f93439515 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5 #7 0x00007f1f90582808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f1f8d4b36ba in start_thread (arg=0x7f1f797d6700) at pthread_create.c:333 #9 0x00007f1f8fb873dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 2 (Thread 0x7f1f81b8c700 (LWP 25936)): #0 0x00007f1f8fb7b70d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f1f8ad3cc62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f1f8ad3e8d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f1f840e2d29 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #4 0x00007f1f90582808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f1f8d4b36ba in start_thread (arg=0x7f1f81b8c700) at pthread_create.c:333 #6 0x00007f1f8fb873dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7f1f932f28c0 (LWP 25935)): [KCrash Handler] #6 0x00007f1f92883040 in Transaction::isActive() const () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so #7 0x00007f1f92884a5b in TransactionModel::progress() const () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so #8 0x00007f1f928a24a5 in ?? () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so #9 0x00007f1f928a52fb in TransactionModel::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so #10 0x00007f1f90e4d319 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #11 0x00007f1f90e4e3c5 in QV4::QObjectWrapper::getProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #12 0x00007f1f90e4eb4a in QV4::QObjectWrapper::getQmlProperty(QQmlContextData*, QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*, bool) const () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #13 0x00007f1f90e6069e in QV4::Runtime::getProperty(QV4::ExecutionEngine*, QV4::Value const&, int) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #14 0x00007f1f728b0c90 in ?? () #15 0x00007fff041d9410 in ?? () #16 0x0000000000000002 in ?? () #17 0x0000000000000001 in ?? () #18 0x00007f1f90e6ccf0 in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #19 0x00007f1f90ee6724 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #20 0x00007f1f90ee6bc1 in QQmlJavaScriptExpression::evaluate(bool*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #21 0x00007f1f90eee47e in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #22 0x00007f1f90eee98e in QQmlBinding::refresh() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #23 0x00007f1f90ec5ace in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #24 0x00007f1f90e714ac in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #25 0x00007f1f907832b0 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #26 0x00007f1f90783c24 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #27 0x00007f1f907fc0b4 in QAbstractItemModel::rowsRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #28 0x00007f1f906fe99b in QAbstractItemModel::endRemoveRows() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #29 0x00007f1f92885a9c in TransactionModel::removeTransaction(Transaction*) () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so #30 0x00007f1f90783c24 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #31 0x00007f1f9078425f in QObject::destroyed(QObject*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #32 0x00007f1f9078acf5 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #33 0x00007f1f9289608d in ?? () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so #34 0x00007f1f90784750 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #35 0x00007f1f91713afc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #36 0x00007f1f91719036 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #37 0x00007f1f907572a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #38 0x00007f1f9075916a in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #39 0x00007f1f907abf53 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #40 0x00007f1f8cd46197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #41 0x00007f1f8cd463f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #42 0x00007f1f8cd4649c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #43 0x00007f1f907ac35f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #44 0x00007f1f90754ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #45 0x00007f1f9075d6bc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #46 0x000000000040a2d5 in ?? () #47 0x00007f1f8faa0830 in __libc_start_main (main=0x409bc0, argc=3, argv=0x7fff041dbb68, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff041dbb58) at ../csu/libc-start.c:291 #48 0x000000000040a419 in _start () Report to https://bugs.kde.org/ -- You are receiving this mail because: You are watching all bug changes.