https://bugs.kde.org/show_bug.cgi?id=434931

            Bug ID: 434931
           Summary: Не работает cantor
           Product: cantor
           Version: 20.12.3
          Platform: Neon Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: cantor-b...@kde.org
          Reporter: ahmedoviras...@gmail.com
  Target Milestone: ---

Application: cantor (20.12.3)

Qt Version: 5.15.2
Frameworks Version: 5.80.0
Operating System: Linux 5.4.0-70-generic x86_64
Windowing System: X11
Drkonqi Version: 5.21.3
Distribution: KDE neon User Edition 5.21

-- Information about the crash:
При запуске cantor, выдает окно "Выбор базовой системы - cantor", после того
как нажимаешь "OK" выдает ошибку

The crash can be reproduced every time.

-- Backtrace:
Application: Cantor (cantor), signal: Segmentation fault

[New LWP 28089]
[New LWP 28090]
[New LWP 28091]
[New LWP 28092]
[New LWP 28093]
[New LWP 28094]
[New LWP 28099]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f7969d8aaff in __GI___poll (fds=0x7fff894c8c68, nfds=1, timeout=1000) at
../sysdeps/unix/sysv/linux/poll.c:29
[Current thread is 1 (Thread 0x7f796389d340 (LWP 28088))]

Thread 8 (Thread 0x7f794ce52700 (LWP 28099)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x55c1f2305ac4) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55c1f2305a70,
cond=0x55c1f2305a98) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55c1f2305a98, mutex=0x55c1f2305a70) at
pthread_cond_wait.c:638
#3  0x00007f796a138d5b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f796b028dca in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#5  0x00007f796a132bec in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f7968961609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007f7969d97293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f7958e2f700 (LWP 28094)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x55c1f2317038) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55c1f2316fe8,
cond=0x55c1f2317010) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55c1f2317010, mutex=0x55c1f2316fe8) at
pthread_cond_wait.c:638
#3  0x00007f795ad2eb5b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f795ad2e75b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f7968961609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f7969d97293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f7959630700 (LWP 28093)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x55c1f2317038) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55c1f2316fe8,
cond=0x55c1f2317010) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55c1f2317010, mutex=0x55c1f2316fe8) at
pthread_cond_wait.c:638
#3  0x00007f795ad2eb5b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f795ad2e75b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f7968961609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f7969d97293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f7959e31700 (LWP 28092)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x55c1f2317038) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55c1f2316fe8,
cond=0x55c1f2317010) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55c1f2317010, mutex=0x55c1f2316fe8) at
pthread_cond_wait.c:638
#3  0x00007f795ad2eb5b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f795ad2e75b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f7968961609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f7969d97293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f795a632700 (LWP 28091)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x55c1f2317038) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55c1f2316fe8,
cond=0x55c1f2317010) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55c1f2317010, mutex=0x55c1f2316fe8) at
pthread_cond_wait.c:638
#3  0x00007f795ad2eb5b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f795ad2e75b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f7968961609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f7969d97293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f7961753700 (LWP 28090)):
#0  0x00007f7967fab8bc in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f7967fac29b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7967fac4a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f796a372ffb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f796a3171eb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f796a131a52 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f7968cebf4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f796a132bec in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f7968961609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007f7969d97293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f7962f62700 (LWP 28089)):
#0  0x00007f7969d8aaff in __GI___poll (fds=0x7f7962f619e8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f79667d1c1a in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f79667d390a in xcb_wait_for_event () from
/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f796349ad58 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f796a132bec in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7968961609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f7969d97293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f796389d340 (LWP 28088)):
[KCrash Handler]
#4  __memmove_avx_unaligned_erms () at
../sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S:312
#5  0x00007f7967d64ca9 in
StitchingFunction::StitchingFunction(StitchingFunction const*) () from
/lib/x86_64-linux-gnu/libpoppler.so.97
#6  0x00007f7967d6ad06 in StitchingFunction::copy() const () from
/lib/x86_64-linux-gnu/libpoppler.so.97
#7  0x00007f794c3ce3c4 in MathFunction::setArgumentDefinition(unsigned long,
Argument*) () from /lib/x86_64-linux-gnu/libqalculate.so.20
#8  0x00007f794c56d593 in IdentityFunction::IdentityFunction() () from
/lib/x86_64-linux-gnu/libqalculate.so.20
#9  0x00007f794c3e14a0 in Calculator::addBuiltinFunctions() () from
/lib/x86_64-linux-gnu/libqalculate.so.20
#10 0x00007f794c3f02b7 in Calculator::Calculator() () from
/lib/x86_64-linux-gnu/libqalculate.so.20
#11 0x00007f79580fa6ed in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/cantor/backends/cantor_qalculatebackend.so
#12 0x00007f79580f10e6 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/cantor/backends/cantor_qalculatebackend.so
#13 0x00007f792b792af1 in Worksheet::initSession (this=0x55c1f232f480,
backend=<optimized out>) at ./src/worksheet.cpp:1570
#14 0x00007f792b794c19 in Worksheet::Worksheet (this=0x55c1f232f480,
backend=0x55c1f27565c0, parent=<optimized out>,
useDeafultWorksheetParameters=<optimized out>) at ./src/worksheet.cpp:109
#15 0x00007f792b7805f0 in CantorPart::CantorPart (this=0x55c1f228b660,
parentWidget=0x55c1f230baa0, parent=<optimized out>, args=...,
__in_chrg=<optimized out>, __vtt_parm=<optimized out>) at
./src/cantor_part.cpp:143
#16 0x00007f792b786d46 in KPluginFactory::createPartInstance<CantorPart>
(parentWidget=0x55c1f230baa0, parent=0x55c1f230baa0, args=...) at
/usr/include/KF5/KCoreAddons/kpluginfactory.h:704
#17 0x00007f796b3dea52 in KPluginFactory::create(char const*, QWidget*,
QObject*, QList<QVariant> const&, QString const&) () from
/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#18 0x000055c1f15817f7 in KPluginFactory::create<KParts::ReadWritePart>
(args=..., parent=0x55c1f230baa0, this=0x55c1f2867440) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qobject.h:153
#19 CantorShell::addWorksheet (this=0x55c1f2163220, backendName=...) at
./src/cantor.cpp:364
#20 0x000055c1f1582d82 in CantorShell::addWorksheet (this=0x55c1f2163220) at
./src/cantor.cpp:286
#21 0x000055c1f1578fe5 in main (argc=<optimized out>, argv=<optimized out>) at
./src/main.cpp:127
[Inferior 1 (process 28088) detached]

Possible duplicates by query: bug 434799, bug 431657, bug 415302, bug 414541,
bug 410586.

Reported using DrKonqi

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