Bug 397769

Application: partitionmanager (3.3.1)

Qt Version: 5.9.5
Frameworks Version: 5.47.0
Operating System: Linux 4.15.0-32-generic x86_64
Distribution: Ubuntu 18.04.1 LTS

-- Information about the crash:
Trying to create partitions on a usb hdd. After crashing 3 times, I opened partitionmanager from konsole and worked!

The crash can be reproduced every time.

-- Backtrace:
Application: KDE Partition Manager (partitionmanager), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb0232fc840 (LWP 9963))]

Thread 3 (Thread 0x7fafe96e6700 (LWP 10346)):
#0  0x00007fb01f1a7cf6 in __GI_ppoll (fds=0x7fafe96e57d0, nfds=4, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1  0x00007fb01faf14d0 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fb01fa22e7b in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007fb01fa18aab in QProcess::waitForFinished(int) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb022eee34e in ExternalCommand::waitFor(int) () at /usr/lib/x86_64-linux-gnu/libkpmcore.so.7
#5  0x00007fb022eee54a in ExternalCommand::run(int) () at /usr/lib/x86_64-linux-gnu/libkpmcore.so.7
#6  0x00007fb006aa9449 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/libpmlibpartedbackendplugin.so
#7  0x00007fb022edf65f in  () at /usr/lib/x86_64-linux-gnu/libkpmcore.so.7
#8  0x00007fb022ed0f15 in Operation::execute(Report&) () at /usr/lib/x86_64-linux-gnu/libkpmcore.so.7
#9  0x00007fb022ebdbcf in OperationRunner::run() () at /usr/lib/x86_64-linux-gnu/libkpmcore.so.7
#10 0x00007fb01f8be16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fb01b0ee6db in start_thread (arg=0x7fafe96e6700) at pthread_create.c:463
#12 0x00007fb01f1b488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fb0074b1700 (LWP 9965)):
#0  0x00007fb01f1a7bf9 in __GI___poll (fds=0x7fb000004db0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb019837439 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb01983754c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb01faf590b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb01fa9a9ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb01f8b922a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb01e9c4d45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fb01f8be16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fb01b0ee6db in start_thread (arg=0x7fb0074b1700) at pthread_create.c:463
#9  0x00007fb01f1b488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fb0232fc840 (LWP 9963)):
[KCrash Handler]
#4  0x00007fb022ef621f in PartWidget::paintEvent(QPaintEvent*) () at /usr/lib/x86_64-linux-gnu/libkpmcore.so.7
#5  0x00007fb020859038 in QWidget::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#6  0x00007fb02081a82c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#7  0x00007fb0208220f4 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#8  0x00007fb01fa9c9a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fb02085218a in QWidgetPrivate::sendPaintEvent(QRegion const&) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007fb02085274a in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007fb0208533b0 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007fb020852356 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007fb0208533b0 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007fb020852356 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007fb0208533b0 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007fb020853539 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007fb020852356 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007fb020829dee in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007fb02082a095 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007fb02084166f in QWidgetPrivate::syncBackingStore() () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007fb0208591a8 in QWidget::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#35 0x00007fb02096cc4b in QMainWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007fb022674b87 in KMainWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#37 0x00007fb0226b9a05 in KXmlGuiWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#38 0x00007fb02081a82c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#39 0x00007fb0208220f4 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#40 0x00007fb01fa9c9a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#41 0x00007fb01fa9f11d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#42 0x00007fb01faf62c3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#43 0x00007fb019837287 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007fb0198374c0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007fb01983754c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007fb01faf58ef in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#47 0x00007fb01fa9a9ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#48 0x00007fb01faa3a84 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#49 0x0000564b325dbeef in main ()

Possible duplicates by query: bug 393904, bug 393236, bug 384679.

Reported using DrKonqi