Application: plasmashell (5.5.5) Qt Version: 5.5.1 Operating System: Linux 4.4.0-28-generic x86_64 Distribution: Ubuntu 16.04 LTS -- Information about the crash: - What I was doing when the application crashed: - Custom settings of the application: SETUP 1. login 2. click on the square pictogram in the left corner the "Show desctop; Add widget; Activities ..." menu appears 3. click Activities / Edit the default activity/ switch to Others tab STEPS 4. click the "record shortcat" 5. press win+tab keys CURRENT RESULT Plasma Crashes at attempt to assign the shortcat The crash can be reproduced every time. -- Backtrace: Application: Plasma (plasmashell), signal: Segmentation fault Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [Current thread is 1 (Thread 0x7fe21a47d8c0 (LWP 2635))] Thread 10 (Thread 0x7fe13f7ff700 (LWP 2680)): #0 0x00007fe214b82e8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fe21191839c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fe2119184ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fe2154afa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007fe215456dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fe2152738a4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fe217b1b3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007fe21527884e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007fe2143656fa in start_thread (arg=0x7fe13f7ff700) at pthread_create.c:333 #9 0x00007fe214b8eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 9 (Thread 0x7fe14506c700 (LWP 2679)): #0 0x00007fe214b7e9cd in read () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fe21195b740 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fe211917e84 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fe211918340 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007fe2119184ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007fe2154afa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fe215456dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007fe2152738a4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007fe217b1b3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #9 0x00007fe21527884e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #10 0x00007fe2143656fa in start_thread (arg=0x7fe14506c700) at pthread_create.c:333 #11 0x00007fe214b8eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 8 (Thread 0x7fe153cbf700 (LWP 2645)): #0 0x00007fe21195cac9 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007fe211917939 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fe2119182cb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fe2119184ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007fe2154afa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fe215456dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fe2152738a4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007fe15619e7d7 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so #8 0x00007fe21527884e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #9 0x00007fe2143656fa in start_thread (arg=0x7fe153cbf700) at pthread_create.c:333 #10 0x00007fe214b8eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 7 (Thread 0x7fe1e96b3700 (LWP 2644)): #0 0x00007fe214b82e8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fe21191839c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fe2119184ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fe2154afa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007fe215456dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fe2152738a4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fe2184a1ed6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #7 0x00007fe21527884e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007fe2143656fa in start_thread (arg=0x7fe1e96b3700) at pthread_create.c:333 #9 0x00007fe214b8eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 6 (Thread 0x7fe1ebfff700 (LWP 2643)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fe219ec0bd4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #2 0x00007fe219ec0c19 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #3 0x00007fe2143656fa in start_thread (arg=0x7fe1ebfff700) at pthread_create.c:333 #4 0x00007fe214b8eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 5 (Thread 0x7fe1f19f0700 (LWP 2642)): #0 0x00007fe21195cac9 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007fe2119182a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fe2119184ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fe2154afa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007fe215456dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fe2152738a4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fe217b1b3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007fe21527884e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007fe2143656fa in start_thread (arg=0x7fe1f19f0700) at pthread_create.c:333 #9 0x00007fe214b8eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 4 (Thread 0x7fe1f378e700 (LWP 2641)): #0 0x00007fe214b82e8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fe21191839c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fe2119184ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fe2154afa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007fe215456dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fe2152738a4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fe217b1b3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007fe21527884e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007fe2143656fa in start_thread (arg=0x7fe1f378e700) at pthread_create.c:333 #9 0x00007fe214b8eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 3 (Thread 0x7fe1fedbf700 (LWP 2639)): #0 0x00007fe215277837 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #1 0x00007fe2154aeffa in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007fe21191792d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fe2119182cb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007fe2119184ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007fe2154afa9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fe215456dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007fe2152738a4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007fe217b1b3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #9 0x00007fe21527884e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #10 0x00007fe2143656fa in start_thread (arg=0x7fe1fedbf700) at pthread_create.c:333 #11 0x00007fe214b8eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 2 (Thread 0x7fe205647700 (LWP 2637)): #0 0x00007fe214b82e8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fe218c47c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007fe218c498d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007fe207795629 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #4 0x00007fe21527884e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fe2143656fa in start_thread (arg=0x7fe205647700) at pthread_create.c:333 #6 0x00007fe214b8eb5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7fe21a47d8c0 (LWP 2635)): [KCrash Handler] #6 0x00007fe217aa5870 in QQmlBoundSignalExpression::function() const () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007fe217aa5920 in QQmlBoundSignalExpression::sourceLocation() const () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007fe217a85788 in QQmlData::destroyed(QObject*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #9 0x00007fe21548fba4 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #10 0x00007fe21853578d in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #11 0x00007fe21854f7f6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #12 0x00007fe21548652b in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #13 0x00007fe21548fda0 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #14 0x00007fe21853578d in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #15 0x00007fe21854ff36 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #16 0x00007fe21548652b in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #17 0x00007fe21548fda0 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #18 0x00007fe21853578d in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #19 0x00007fe21854ff36 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #20 0x00007fe21548652b in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #21 0x00007fe21548fda0 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #22 0x00007fe21853578d in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #23 0x00007fe21854ff36 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #24 0x00007fe217b5b1bb in QQmlDelegateModel::~QQmlDelegateModel() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #25 0x00007fe217b5b319 in QQmlDelegateModel::~QQmlDelegateModel() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #26 0x00007fe2185c6856 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #27 0x00007fe2185c6869 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #28 0x00007fe21548fde8 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #29 0x00007fe21853578d in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #30 0x00007fe218550a96 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #31 0x00007fe21548652b in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #32 0x00007fe21548fda0 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #33 0x00007fe21853578d in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #34 0x00007fe21854f39e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #35 0x00007fe21548652b in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #36 0x00007fe21548fda0 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #37 0x00007fe21853578d in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #38 0x00007fe21854f666 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #39 0x00007fe21548652b in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #40 0x00007fe21548fda0 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #41 0x00007fe21853578d in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #42 0x00007fe21854f7f6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #43 0x00007fe21548652b in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #44 0x00007fe21548fda0 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #45 0x00007fe21853578d in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #46 0x00007fe21854ff36 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #47 0x00007fe21548652b in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #48 0x00007fe21548fda0 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #49 0x00007fe21853578d in QQuickItem::~QQuickItem() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #50 0x00007fe21854f7f6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #51 0x00007fe215488ec0 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #52 0x00007fe21853370b in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #53 0x00007fe215f5c05c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #54 0x00007fe215f61516 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #55 0x00007fe21545962b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #56 0x00007fe21545ba26 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #57 0x00007fe2154af673 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #58 0x00007fe2119181a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #59 0x00007fe211918400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #60 0x00007fe2119184ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #61 0x00007fe2154afa7f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #62 0x00007fe215456dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #63 0x00007fe216156c7d in QDialog::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #64 0x00007fe144399b43 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/activities/settings/libkactivitiessettingsplugin.so #65 0x00007fe217ad9319 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #66 0x00007fe217a5e67c in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #67 0x00007fe217a5febc in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #68 0x00007fe217a606cd in QV4::QObjectMethod::callInternal(QV4::CallData*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #69 0x00007fe217a770c3 in QV4::Runtime::callProperty(QV4::ExecutionEngine*, int, QV4::CallData*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #70 0x00007fe152e96968 in ?? () #71 0x0000000000000000 in ?? () Possible duplicates by query: bug 364186, bug 362173, bug 362145, bug 361469, bug 361401. Reported using DrKonqi
Can you confirm you can reproduce the crash every time by following those steps?
#63 0x00007fe216156c7d in QDialog::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #64 0x00007fe144399b43 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/activities/settings/libkactivitiessettingsplugin.so Didn't see that part. I fixed this ages ago.
(In reply to David Edmundson from comment #1) > Can you confirm you can reproduce the crash every time by following those > steps? Yes I can Tried the repro-steps Igave in the bug description - it reproduces crash 100% (see snapshots for details)
Created attachment 100028 [details] reprosteps I updated my system but the bug still reproduces