Application: choqok (1.7.0)

Qt Version: 5.12.8
Frameworks Version: 5.68.0
Operating System: Linux 5.4.0-25-generic x86_64
Windowing system: X11
Distribution: Ubuntu 20.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:
Using the application works well.


Close the application via File Menu

Then the application crashes

The crash can be reproduced every time.

-- Backtrace:
Application: Choqok (choqok), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc121352800 (LWP 7938))]

Thread 8 (Thread 0x7fc10b5af700 (LWP 7946)):
#0  __libc_enable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:56
#1  0x00007fc125e04957 in __GI___poll (fds=0x7fc0f80025e0, nfds=1, timeout=6441) at ../sysdeps/unix/sysv/linux/poll.c:29
#2  0x00007fc123cdf1ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc123cdf2e3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc1263a0583 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fc1263474db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fc12617f785 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fc1261809d2 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fc124692609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fc125e11103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fc10bdb0700 (LWP 7944)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5618f724fac8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5618f724fa78, cond=0x5618f724faa0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5618f724faa0, mutex=0x5618f724fa78) at pthread_cond_wait.c:638
#3  0x00007fc1151373db in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fc115136feb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fc124692609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fc125e11103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fc114cba700 (LWP 7943)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5618f724fac8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5618f724fa78, cond=0x5618f724faa0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5618f724faa0, mutex=0x5618f724fa78) at pthread_cond_wait.c:638
#3  0x00007fc1151373db in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fc115136feb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fc124692609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fc125e11103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fc11c956700 (LWP 7942)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5618f724fac8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5618f724fa78, cond=0x5618f724faa0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5618f724faa0, mutex=0x5618f724fa78) at pthread_cond_wait.c:638
#3  0x00007fc1151373db in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fc115136feb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fc124692609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fc125e11103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fc11d157700 (LWP 7941)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5618f724fac8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5618f724fa78, cond=0x5618f724faa0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5618f724faa0, mutex=0x5618f724fa78) at pthread_cond_wait.c:638
#3  0x00007fc1151373db in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fc115136feb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fc124692609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fc125e11103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fc11f7e4700 (LWP 7940)):
#0  0x00007fc125e0496f in __GI___poll (fds=0x7fc110019b90, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fc123cdf1ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc123cdf2e3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc1263a0583 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fc1263474db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fc12617f785 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fc125a85efa in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fc1261809d2 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fc124692609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fc125e11103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fc1203c5700 (LWP 7939)):
#0  0x00007fc125e0496f in __GI___poll (fds=0x7fc1203c4ca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fc123829c1a in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fc12382b90a in xcb_wait_for_event () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fc120bd0298 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fc1261809d2 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fc124692609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fc125e11103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fc121352800 (LWP 7938)):
[KCrash Handler]
#6  0x0000007400000025 in ?? ()
#7  0x00007fc127820d55 in Choqok::UI::ChoqokTabBar::removePage(QWidget*) () from /lib/x86_64-linux-gnu/libchoqok.so.1
#8  0x00007fc126374458 in QMetaObject::activate(QObject*, int, int, void**) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fc1263749c3 in QObject::destroyed(QObject*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fc126e10bc3 in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007fc1277f9edd in Choqok::UI::TimelineWidget::~TimelineWidget() () from /lib/x86_64-linux-gnu/libchoqok.so.1
#12 0x00007fc12637201e in QObjectPrivate::deleteChildren() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007fc126e10c29 in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007fc126f8705d in QStackedWidget::~QStackedWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007fc12637201e in QObjectPrivate::deleteChildren() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007fc126e10c29 in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007fc1278210cb in Choqok::UI::ChoqokTabBar::~ChoqokTabBar() () from /lib/x86_64-linux-gnu/libchoqok.so.1
#18 0x00007fc12782123d in Choqok::UI::ChoqokTabBar::~ChoqokTabBar() () from /lib/x86_64-linux-gnu/libchoqok.so.1
#19 0x00007fc12637201e in QObjectPrivate::deleteChildren() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007fc126e10c29 in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007fc1277f4cb1 in Choqok::UI::MicroBlogWidget::~MicroBlogWidget() () from /lib/x86_64-linux-gnu/libchoqok.so.1
#22 0x00007fc1277f4d3d in Choqok::UI::MicroBlogWidget::~MicroBlogWidget() () from /lib/x86_64-linux-gnu/libchoqok.so.1
#23 0x00007fc12637201e in QObjectPrivate::deleteChildren() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007fc126e10c29 in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007fc126f8705d in QStackedWidget::~QStackedWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007fc12637201e in QObjectPrivate::deleteChildren() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007fc126e10c29 in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007fc126fa8cad in QTabWidget::~QTabWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007fc12637201e in QObjectPrivate::deleteChildren() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007fc126e10c29 in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007fc12765c508 in KMainWindow::~KMainWindow() () from /lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#32 0x00005618f60b1bfd in ?? ()
#33 0x00005618f60b1cbd in ?? ()
#34 0x00007fc126374b74 in QObject::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007fc126e1525d in QWidget::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007fc126f2a148 in QMainWindow::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#37 0x00007fc12765e9ab in KMainWindow::event(QEvent*) () from /lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#38 0x00007fc1276a95bb in KXmlGuiWindow::event(QEvent*) () from /lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#39 0x00007fc126dd2a66 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#40 0x00007fc126ddc0f0 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#41 0x00007fc12634893a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#42 0x00007fc12634b5b8 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#43 0x00007fc12634f25f in QCoreApplication::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#44 0x00005618f60af933 in ?? ()
#45 0x00007fc125d160b3 in __libc_start_main (main=0x5618f60aedc0, argc=1, argv=0x7ffd80ceb548, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd80ceb538) at ../csu/libc-start.c:308
#46 0x00005618f60afa4e in _start ()
[Inferior 1 (process 7938) detached]

Possible duplicates by query: bug 420155, bug 418312, bug 417260, bug 417191, bug 414728.

Reported using DrKonqi