Application: plasmashell (5.24.3) Qt Version: 5.15.3 Frameworks Version: 5.92.0 Operating System: Linux 5.16.16-arch1-1 x86_64 Windowing System: Wayland Distribution: "Arch Linux" DrKonqi: 5.24.3 [KCrashBackend] -- Information about the crash: While connecting to an AT&T network that was offline, the plasma desktop crashed. This occured twice and I have not been able to replicate it reliably since. The crash can be reproduced sometimes. -- Backtrace: Application: Plasma (plasmashell), signal: Segmentation fault [KCrash Handler] #4 0x00007fdd33412054 in QTransform::operator=(QTransform const&) () at /usr/lib/libQt5Gui.so.5 #5 0x00007fdd333a9ab9 in QRasterPaintEngine::updateOutlineMapper() () at /usr/lib/libQt5Gui.so.5 #6 0x00007fdd333adfc1 in QRasterPaintEngine::begin(QPaintDevice*) () at /usr/lib/libQt5Gui.so.5 #7 0x00007fdd333c3777 in QPainter::begin(QPaintDevice*) () at /usr/lib/libQt5Gui.so.5 #8 0x00007fdd30a1cc8f in QtWaylandClient::QWaylandShmBackingStore::beginPaint(QRegion const&) () at /usr/lib/libQt5WaylandClient.so.5 #9 0x00007fdd332e4c6e in QBackingStore::beginPaint(QRegion const&) () at /usr/lib/libQt5Gui.so.5 #10 0x00007fdd339d29b7 in () at /usr/lib/libQt5Widgets.so.5 #11 0x00007fdd339fd855 in QWidget::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5 #12 0x00007fdd339c71c6 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5 #13 0x00007fdd32d745aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5 #14 0x00007fdd32d750a9 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5 #15 0x00007fdd32dbc678 in () at /usr/lib/libQt5Core.so.5 #16 0x00007fdd31171163 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0 #17 0x00007fdd311c79e9 in () at /usr/lib/libglib-2.0.so.0 #18 0x00007fdd3116e6c5 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #19 0x00007fdd32dc057a in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #20 0x00007fdd32d6c88b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #21 0x00007fdd33bc1776 in QDialog::exec() () at /usr/lib/libQt5Widgets.so.5 #22 0x00007fdd31d76859 in KMessageBox::createKMessageBox(QDialog*, QDialogButtonBox*, QIcon const&, QString const&, QStringList const&, QString const&, bool*, QFlags<KMessageBox::Option>, QString const&, QMessageBox::Icon) () at /usr/lib/libKF5WidgetsAddons.so.5 #23 0x00007fdd31d76f55 in KMessageBox::createKMessageBox(QDialog*, QDialogButtonBox*, QMessageBox::Icon, QString const&, QStringList const&, QString const&, bool*, QFlags<KMessageBox::Option>, QString const&) () at /usr/lib/libKF5WidgetsAddons.so.5 #24 0x00007fdd31d796f7 in () at /usr/lib/libKF5WidgetsAddons.so.5 #25 0x00007fdd31d79a99 in KMessageBox::warningYesNoCancel(QWidget*, QString const&, QString const&, KGuiItem const&, KGuiItem const&, KGuiItem const&, QString const&, QFlags<KMessageBox::Option>) () at /usr/lib/libKF5WidgetsAddons.so.5 #26 0x00007fdd3231d028 in KIO::JobUiDelegate::requestMessageBox(KIO::JobUiDelegateExtension::MessageBoxType, QString const&, QString const&, QString const&, QString const&, QString const&, QString const&, QString const&, KIO::MetaData const&) () at /usr/lib/libKF5KIOWidgets.so.5 #27 0x00007fdd30c46b12 in () at /usr/lib/libKF5KIOCore.so.5 #28 0x00007fdd32d987d6 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5 #29 0x00007fdd339c71c6 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5 #30 0x00007fdd32d745aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5 #31 0x00007fdd32d750a9 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5 #32 0x00007fdd32dbc678 in () at /usr/lib/libQt5Core.so.5 #33 0x00007fdd31171163 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0 #34 0x00007fdd311c79e9 in () at /usr/lib/libglib-2.0.so.0 #35 0x00007fdd3116e6c5 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #36 0x00007fdd32dc057a in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #37 0x00007fdd32d6c88b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #38 0x00007fdd32bcfa56 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #39 0x00007fdd3457ddff in () at /usr/lib/libQt5Quick.so.5 #40 0x00007fdd32bcc8cc in () at /usr/lib/libQt5Core.so.5 #41 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #42 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 12 (Thread 0x7fdcff7fe640 (LWP 1255) "QQmlThread"): #1 0x00007fdd32dbcc33 in () at /usr/lib/libQt5Core.so.5 #2 0x00007fdd31170d33 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0 #3 0x00007fdd311c77e6 in () at /usr/lib/libglib-2.0.so.0 #4 0x00007fdd3116e6c5 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #5 0x00007fdd32dc05f7 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #6 0x00007fdd32d6c88b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #7 0x00007fdd32bcfa56 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #8 0x00007fdd34244d00 in () at /usr/lib/libQt5Qml.so.5 #9 0x00007fdd32bcc8cc in () at /usr/lib/libQt5Core.so.5 #10 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #11 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 11 (Thread 0x7fdcfffff640 (LWP 1229) "plasmashel:sh5"): #1 0x00007fdd32744960 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libc.so.6 #2 0x00007fdd1e46e51c in () at /usr/lib/dri/iris_dri.so #3 0x00007fdd1e46756c in () at /usr/lib/dri/iris_dri.so #4 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #5 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 10 (Thread 0x7fdd14c30640 (LWP 1228) "plasmashel:sh4"): #1 0x00007fdd32744960 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libc.so.6 #2 0x00007fdd1e46e51c in () at /usr/lib/dri/iris_dri.so #3 0x00007fdd1e46756c in () at /usr/lib/dri/iris_dri.so #4 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #5 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 9 (Thread 0x7fdd15431640 (LWP 1227) "plasmashel:sh3"): #1 0x00007fdd32744960 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libc.so.6 #2 0x00007fdd1e46e51c in () at /usr/lib/dri/iris_dri.so #3 0x00007fdd1e46756c in () at /usr/lib/dri/iris_dri.so #4 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #5 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 8 (Thread 0x7fdd15c32640 (LWP 1226) "plasmashel:sh2"): #1 0x00007fdd32744960 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libc.so.6 #2 0x00007fdd1e46e51c in () at /usr/lib/dri/iris_dri.so #3 0x00007fdd1e46756c in () at /usr/lib/dri/iris_dri.so #4 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #5 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 7 (Thread 0x7fdd16433640 (LWP 1225) "plasmashel:sh1"): #1 0x00007fdd32744960 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libc.so.6 #2 0x00007fdd1e46e51c in () at /usr/lib/dri/iris_dri.so #3 0x00007fdd1e46756c in () at /usr/lib/dri/iris_dri.so #4 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #5 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 6 (Thread 0x7fdd16c34640 (LWP 1224) "plasmashel:sh0"): #1 0x00007fdd32744960 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libc.so.6 #2 0x00007fdd1e46e51c in () at /usr/lib/dri/iris_dri.so #3 0x00007fdd1e46756c in () at /usr/lib/dri/iris_dri.so #4 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #5 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 5 (Thread 0x7fdd17435640 (LWP 1223) "plasmas:disk$0"): #1 0x00007fdd32744960 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libc.so.6 #2 0x00007fdd1e46e51c in () at /usr/lib/dri/iris_dri.so #3 0x00007fdd1e46756c in () at /usr/lib/dri/iris_dri.so #4 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #5 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 4 (Thread 0x7fdd2c87a640 (LWP 1202) "QDBusConnection"): #1 0x00007fdd31170c13 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0 #2 0x00007fdd311c77e6 in () at /usr/lib/libglib-2.0.so.0 #3 0x00007fdd3116e6c5 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #4 0x00007fdd32dc05f7 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #5 0x00007fdd32d6c88b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #6 0x00007fdd32bcfa56 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #7 0x00007fdd3369d3a9 in () at /usr/lib/libQt5DBus.so.5 #8 0x00007fdd32bcc8cc in () at /usr/lib/libQt5Core.so.5 #9 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #10 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 3 (Thread 0x7fdd2d111640 (LWP 1196) "WaylandEventThr"): #1 0x00007fdd30a25306 in () at /usr/lib/libQt5WaylandClient.so.5 #2 0x00007fdd32bcc8cc in () at /usr/lib/libQt5Core.so.5 #3 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #4 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 2 (Thread 0x7fdd2d912640 (LWP 1195) "WaylandEventThr"): #1 0x00007fdd32bc82c6 in QBasicMutex::lockInternal() () at /usr/lib/libQt5Core.so.5 #2 0x00007fdd32bd3ccb in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #3 0x00007fdd30a252a7 in () at /usr/lib/libQt5WaylandClient.so.5 #4 0x00007fdd32bcc8cc in () at /usr/lib/libQt5Core.so.5 #5 0x00007fdd327455c2 in start_thread () at /usr/lib/libc.so.6 #6 0x00007fdd327ca584 in clone () at /usr/lib/libc.so.6 Thread 1 (Thread 0x7fdd2df9f1c0 (LWP 1176) "plasmashell"): #1 0x00007fdd3274a3a5 in __pthread_mutex_unlock_usercnt () at /usr/lib/libc.so.6 #2 0x00007fdd32bd3a38 in QWaitCondition::wakeOne() () at /usr/lib/libQt5Core.so.5 #3 0x00007fdd30a255ab in QtWaylandClient::QWaylandDisplay::flushRequests() () at /usr/lib/libQt5WaylandClient.so.5 #4 0x00007fdd32d987d6 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5 #5 0x00007fdd339c71c6 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5 #6 0x00007fdd32d745aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5 #7 0x00007fdd32d750a9 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5 #8 0x00007fdd32dbc678 in () at /usr/lib/libQt5Core.so.5 #9 0x00007fdd31171163 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0 #10 0x00007fdd311c79e9 in () at /usr/lib/libglib-2.0.so.0 #11 0x00007fdd3116e6c5 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #12 0x00007fdd32dc057a in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #13 0x00007fdd32d6c88b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #14 0x00007fdd32d77fd7 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5 #15 0x0000561dd2349f81 in () #16 0x00007fdd326e5310 in __libc_start_call_main () at /usr/lib/libc.so.6 #17 0x00007fdd326e53c1 in __libc_start_main_impl () at /usr/lib/libc.so.6 #18 0x0000561dd234a335 in () [Inferior 1 (process 1176) detached] Reported using DrKonqi
Crashing while trying to show a message box? #21 0x00007fdd33bc1776 in QDialog::exec() () at /usr/lib/libQt5Widgets.so.5 #22 0x00007fdd31d76859 in KMessageBox::createKMessageBox(QDialog*, QDialogButtonBox*, QIcon const&, QString const&, QStringList const&, QString const&, bool*, QFlags<KMessageBox::Option>, QString const&, QMessageBox::Icon) () at /usr/lib/libKF5WidgetsAddons.so.5 #23 0x00007fdd31d76f55 in KMessageBox::createKMessageBox(QDialog*, QDialogButtonBox*, QMessageBox::Icon, QString const&, QStringList const&, QString const&, bool*, QFlags<KMessageBox::Option>, QString const&) () at /usr/lib/libKF5WidgetsAddons.so.5 #24 0x00007fdd31d796f7 in () at /usr/lib/libKF5WidgetsAddons.so.5 #25 0x00007fdd31d79a99 in KMessageBox::warningYesNoCancel(QWidget*, QString const&, QString const&, KGuiItem const&, KGuiItem const&, KGuiItem const&, QString const&, QFlags<KMessageBox::Option>) () at /usr/lib/libKF5WidgetsAddons.so.5 #26 0x00007fdd3231d028 in KIO::JobUiDelegate::requestMessageBox(KIO::JobUiDelegateExtension::MessageBoxType, QString const&, QString const&, QString const&, QString const&, QString const&, QString const&, QString const&, KIO::MetaData const&) () at /usr/lib/libKF5KIOWidgets.so.5 #27 0x00007fdd30c46b12 in () at /usr/lib/libKF5KIOCore.so.5
*** Bug 451885 has been marked as a duplicate of this bug. ***
https://invent.kde.org/frameworks/kio/-/merge_requests/794
A possibly relevant merge request was started @ https://invent.kde.org/frameworks/kio/-/merge_requests/794
*** Bug 455697 has been marked as a duplicate of this bug. ***
Git commit 5f7fe0501725564d4c8247f74731bcee52cd711d by Ahmad Samir. Committed on 21/08/2022 at 11:59. Pushed by ahmadsamir into branch 'master'. Use AskUserActionInterface (async) in UserNotificationHandler This avoids using QDialog::exec(), which uses a nested eventloop, with all the problems that come from such usage. FIXED-IN: 5.97 M +31 -23 src/core/usernotificationhandler.cpp M +1 -0 src/core/usernotificationhandler_p.h https://invent.kde.org/frameworks/kio/commit/5f7fe0501725564d4c8247f74731bcee52cd711d