Application: krita (4.2.9)

Qt Version: 5.12.5
Frameworks Version: 5.70.0
Operating System: Linux 5.6.0-2-amd64 x86_64
Distribution: Debian GNU/Linux bullseye/sid

-- Information about the crash:
- What I was doing when the application crashed:

Krita opens the crash report when i close ist with the close-button and with the file-menu

The crash can be reproduced every time.

-- Backtrace:
Application: Krita (krita), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8f9163a800 (LWP 65058))]

Thread 15 (Thread 0x7f8f39131700 (LWP 65116)):
#0  0x00007f8f943928a9 in g_mutex_lock () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f8f943467e4 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8f9434691f in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8f96d7c7db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8f96d256db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8f96b666f1 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8f96b67872 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#8  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f8f40d41700 (LWP 65112)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f8f96b69e90 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f8f96b69cf6 in QSemaphore::tryAcquire(int, int) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f8f980083fa in KisTileDataSwapper::run() () at /lib/x86_64-linux-gnu/libkritaimage.so.18
#4  0x00007f8f96b67872 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f8f7885e700 (LWP 65108)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x55d1122ff0b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55d1122ff068, cond=0x55d1122ff090) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55d1122ff090, mutex=0x55d1122ff068) at pthread_cond_wait.c:638
#3  0x00007f8f8dbfd39b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8f8dbfcfb7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f8f7905f700 (LWP 65107)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x55d112082b38) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55d112082ae8, cond=0x55d112082b10) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55d112082b10, mutex=0x55d112082ae8) at pthread_cond_wait.c:638
#3  0x00007f8f8dbfd39b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8f8dbfcfb7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f8f79860700 (LWP 65106)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x55d112082b38) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55d112082ae8, cond=0x55d112082b10) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55d112082b10, mutex=0x55d112082ae8) at pthread_cond_wait.c:638
#3  0x00007f8f8dbfd39b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8f8dbfcfb7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f8f7a061700 (LWP 65105)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x55d112082430) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55d1120823e0, cond=0x55d112082408) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55d112082408, mutex=0x55d1120823e0) at pthread_cond_wait.c:638
#3  0x00007f8f8dbfd39b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8f8dbfcfb7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f8f7a862700 (LWP 65104)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x55d112082430) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55d1120823e0, cond=0x55d112082408) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55d112082408, mutex=0x55d1120823e0) at pthread_cond_wait.c:638
#3  0x00007f8f8dbfd39b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8f8dbfcfb7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f8f7b063700 (LWP 65103)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x55d112082430) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55d1120823e0, cond=0x55d112082408) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55d112082408, mutex=0x55d1120823e0) at pthread_cond_wait.c:638
#3  0x00007f8f8dbfd39b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8f8dbfcfb7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f8f7b864700 (LWP 65102)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7f8f74002168) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f8f74002118, cond=0x7f8f74002140) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7f8f74002140, mutex=0x7f8f74002118) at pthread_cond_wait.c:638
#3  0x00007f8f8dbfd39b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8f8dbfcfb7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f8f84914700 (LWP 65101)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7f8f74002168) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f8f74002118, cond=0x7f8f74002140) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7f8f74002140, mutex=0x7f8f74002118) at pthread_cond_wait.c:638
#3  0x00007f8f8dbfd39b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8f8dbfcfb7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f8f86918700 (LWP 65100)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7f8f74002168) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f8f74002118, cond=0x7f8f74002140) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7f8f74002140, mutex=0x7f8f74002118) at pthread_cond_wait.c:638
#3  0x00007f8f8dbfd39b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8f8dbfcfb7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f8f8d55d700 (LWP 65099)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7f8f74002168) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f8f74002118, cond=0x7f8f74002140) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7f8f74002140, mutex=0x7f8f74002118) at pthread_cond_wait.c:638
#3  0x00007f8f8dbfd39b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8f8dbfcfb7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f8f86117700 (LWP 65098)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x55d11207acf8) at ../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55d11207aca8, cond=0x55d11207acd0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55d11207acd0, mutex=0x55d11207aca8) at pthread_cond_wait.c:638
#3  0x00007f8f8dbfd39b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8f8dbfcfb7 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f8f8fda4700 (LWP 65060)):
#0  __GI___libc_read (nbytes=16, buf=0x7f8f8fda3b60, fd=7) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=7, buf=0x7f8f8fda3b60, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f8f9438df5f in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8f9434634e in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8f943467a2 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8f9434691f in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f8f96d7c7db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f8f96d256db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8f96b666f1 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f8f94b844e6 in  () at /lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007f8f96b67872 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f8f94b53f27 in start_thread (arg=<optimized out>) at pthread_create.c:479
#12 0x00007f8f967fd31f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f8f9163a800 (LWP 65058)):
[KCrash Handler]
#4  0x00007f8f9777a271 in  () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#5  0x00007f8f9777a2b0 in  () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#6  0x00007f8f9777a2b0 in  () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#7  0x00007f8f9777a355 in  () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#8  0x00007f8f9776f378 in  () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#9  0x00007f8f9775ee88 in QWidget::~QWidget() () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007f8f9775f399 in QWidget::~QWidget() () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007f8f96d4f12e in QObjectPrivate::deleteChildren() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f8f9775f1a9 in QWidget::~QWidget() () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f8f97830b2d in  () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f8f96d4f12e in QObjectPrivate::deleteChildren() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f8f9775f1a9 in QWidget::~QWidget() () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f8f97832f94 in  () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f8f96d4f12e in QObjectPrivate::deleteChildren() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f8f9775f1a9 in QWidget::~QWidget() () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007f8f3b103f89 in  () at /usr/lib/python3/dist-packages/PyQt5/QtWidgets.cpython-38-x86_64-linux-gnu.so
#20 0x00007f8f3b91ec91 in  () at /usr/lib/python3/dist-packages/PyQt5/QtCore.cpython-38-x86_64-linux-gnu.so
#21 0x00007f8f40330608 in  () at /usr/lib/python3/dist-packages/sip.cpython-38-x86_64-linux-gnu.so
#22 0x00007f8f3b91e93c in  () at /usr/lib/python3/dist-packages/PyQt5/QtCore.cpython-38-x86_64-linux-gnu.so
#23 0x00007f8f3bd0af86 in  () at /lib/x86_64-linux-gnu/libpython3.8.so.1.0
#24 0x00007f8f3bd535fc in PyVectorcall_Call () at /lib/x86_64-linux-gnu/libpython3.8.so.1.0
#25 0x00007f8f3bbbbd67 in  () at /lib/x86_64-linux-gnu/libpython3.8.so.1.0
#26 0x00007f8f3bc408a5 in Py_FinalizeEx () at /lib/x86_64-linux-gnu/libpython3.8.so.1.0
#27 0x00007f8f403628d1 in  () at /usr/lib/x86_64-linux-gnu/kritaplugins/kritapykrita.so
#28 0x00007f8f40362a5c in  () at /usr/lib/x86_64-linux-gnu/kritaplugins/kritapykrita.so
#29 0x00007f8f4035fcc7 in  () at /usr/lib/x86_64-linux-gnu/kritaplugins/kritapykrita.so
#30 0x00007f8f96d4f12e in QObjectPrivate::deleteChildren() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f8f96d593ef in QObject::~QObject() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f8f96d28b5a in QCoreApplication::~QCoreApplication() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f8f9772263e in QApplication::~QApplication() () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007f8f992baf3f in QtSingleApplication::~QtSingleApplication() () at /lib/x86_64-linux-gnu/libkritaui.so.18
#35 0x000055d11065b398 in main ()
[Inferior 1 (process 65058) detached]

Possible duplicates by query: bug 422962, bug 422588, bug 422568, bug 422533, bug 422466.

Reported using DrKonqi