https://bugs.kde.org/show_bug.cgi?id=430799

            Bug ID: 430799
           Summary: Partition Manager Crash
           Product: partitionmanager
           Version: unspecified
          Platform: Neon Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: andr...@stikonas.eu
          Reporter: ad...@worselis.com
  Target Milestone: ---

Application: partitionmanager (20.12.0)

Qt Version: 5.15.2
Frameworks Version: 5.77.0
Operating System: Linux 5.4.0-58-generic x86_64
Windowing system: X11
Distribution: KDE neon User Edition 5.20

-- Information about the crash:
I was just opening the application partition managager and it crashed.

The crash can be reproduced sometimes.

-- Backtrace:
Application: KDE Partition Manager (partitionmanager), signal: Segmentation
fault

[New LWP 5222]
[New LWP 5267]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f4d51f25aff in __GI___poll (fds=0x7ffc2942d6e8, nfds=1, timeout=1000) at
../sysdeps/unix/sysv/linux/poll.c:29
[Current thread is 1 (Thread 0x7f4d4e6b0440 (LWP 5204))]

Thread 3 (Thread 0x7f4d46fe4700 (LWP 5267)):
#0  0x00007f4d51f25aff in __GI___poll (fds=0x7f4d4001aed0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f4d50bac1ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4d50bac2e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4d524f0fbb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4d524951ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4d522afa12 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4d51d31f4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f4d522b0bac in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4d514b2609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f4d51f32293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f4d4dae9700 (LWP 5222)):
#0  0x00007f4d51f25aff in __GI___poll (fds=0x7f4d4dae8be8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f4d5087dc1a in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f4d5087f90a in xcb_wait_for_event () from
/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f4d4e015d58 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f4d522b0bac in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4d514b2609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f4d51f32293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f4d4e6b0440 (LWP 5204)):
[KCrash Handler]
#4  0x0000000000000000 in ?? ()
#5  0x00007f4d53c2a835 in Operation::removePreviewPartition(Device&,
Partition&) () from /lib/x86_64-linux-gnu/libkpmcore.so.10
#6  0x00007f4d53c2f6b5 in ResizeOperation::undo() () from
/lib/x86_64-linux-gnu/libkpmcore.so.10
#7  0x00007f4d53c0ada4 in OperationStack::clearOperations() () from
/lib/x86_64-linux-gnu/libkpmcore.so.10
#8  0x00007f4d53c0ae8b in OperationStack::~OperationStack() () from
/lib/x86_64-linux-gnu/libkpmcore.so.10
#9  0x00007f4d53c0aecd in OperationStack::~OperationStack() () from
/lib/x86_64-linux-gnu/libkpmcore.so.10
#10 0x00007f4d524c0cbe in QObjectPrivate::deleteChildren() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f4d52fac5b6 in QWidget::~QWidget() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007f4d53aefd28 in KMainWindow::~KMainWindow() () from
/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#13 0x0000557389083f88 in MainWindow::~MainWindow (this=0x557389f274b0,
__in_chrg=<optimized out>, __vtt_parm=<optimized out>) at
/usr/include/c++/9/bits/atomic_base.h:326
#14 MainWindow::~MainWindow (this=0x557389f274b0, __in_chrg=<optimized out>,
__vtt_parm=<optimized out>) at ./src/gui/mainwindow.h:39
#15 0x00007f4d524c3fd3 in QObject::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f4d52fb0bad in QWidget::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f4d530c98c8 in QMainWindow::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007f4d53af244b in KMainWindow::event(QEvent*) () from
/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#19 0x00007f4d53b3d0ab in KXmlGuiWindow::event(QEvent*) () from
/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#20 0x00007f4d52f6ddc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f4d52f76bb8 in QApplication::notify(QObject*, QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f4d5249669a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f4d52498fa1 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f4d524f1947 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f4d50babfbd in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f4d50bac240 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f4d50bac2e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f4d524f0fa2 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f4d524951ab in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f4d5249d354 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x0000557389082b39 in main (argc=<optimized out>, argv=<optimized out>) at
./src/main.cpp:77
[Inferior 1 (process 5204) detached]

Possible duplicates by query: bug 250930.

Reported using DrKonqi

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