Application: krita (5.0.5)

Qt Version: 5.15.4
Frameworks Version: 5.95.0
Operating System: Linux 5.17.0-15.1-liquorix-amd64 x86_64
Windowing System: X11
Distribution: KDE neon User - 5.25
DrKonqi: 5.25.0 [KCrashBackend]

-- Information about the crash:
Krita crashs without saving while attempting to save a newly created image. It also crashs when quitting from the startup dialog.

While modifying an existing file, it behave as intended.

The crash can be reproduced every time.

-- Backtrace:
Application: Krita (krita), signal: Segmentation fault

[New LWP 6889]
[New LWP 6890]
[New LWP 6891]
[New LWP 6892]
[New LWP 6893]
[New LWP 6894]
[New LWP 6895]
[New LWP 6896]
[New LWP 6897]
[New LWP 6898]
[New LWP 6899]
[New LWP 6900]
[New LWP 6901]
[New LWP 6902]
[New LWP 6903]
[New LWP 6904]
[New LWP 6905]
[New LWP 6921]
[New LWP 6923]
[New LWP 6924]
[New LWP 6925]
[New LWP 6942]
[New LWP 6943]
[New LWP 6944]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f8d0e7cc99f in __GI___poll (fds=0x7fff9f672ef8, nfds=1, timeout=1000) at ../sysdeps/unix/sysv/linux/poll.c:29
__preamble__
[Current thread is 1 (Thread 0x7f8d095bad00 (LWP 6836))]

Thread 25 (Thread 0x7f8c5e141700 (LWP 6944)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d1fa8a700) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d1fa8a6b0, cond=0x563d1fa8a6d8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d1fa8a6d8, mutex=0x563d1fa8a6b0) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7f8c3effe700 (LWP 6943)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d1f5d8c50) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d1f5d8c00, cond=0x563d1f5d8c28) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d1f5d8c28, mutex=0x563d1f5d8c00) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f8c3ffff700 (LWP 6942)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d1e70d3a0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d1e70d350, cond=0x563d1e70d378) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d1e70d378, mutex=0x563d1e70d350) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f8c5ffff700 (LWP 6925)):
#0  0x00007fff9f7b3aed in clock_gettime ()
#1  0x00007f8d0e7970b5 in __GI___clock_gettime (clock_id=1, tp=0x7f8c5fffea50) at ../sysdeps/unix/sysv/linux/clock_gettime.c:38
#2  0x00007f8d0edba505 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f8d0edb8d9d in QTimerInfoList::updateCurrentTime() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8d0edb9379 in QTimerInfoList::timerWait(timespec&) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8d0edba996 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8d0bfb48ef in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f8d0bfb529b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f8d0bfb54a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f8d0edbac3b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f8d0ed5ee5b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f8d0eb78462 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f8cfc63c63a in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#13 0x00007f8d0eb79643 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#15 0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f8c88a26700 (LWP 6924)):
#0  0x00007fff9f7b3aed in clock_gettime ()
#1  0x00007f8d0e7970b5 in __GI___clock_gettime (clock_id=1, tp=0x7f8c88a25a70) at ../sysdeps/unix/sysv/linux/clock_gettime.c:38
#2  0x00007f8d0edba505 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f8d0edb8d9d in QTimerInfoList::updateCurrentTime() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8d0edb9379 in QTimerInfoList::timerWait(timespec&) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8d0edba996 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8d0bfb48ef in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f8d0bfb529b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f8d0bfb54a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f8d0edbac3b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f8d0ed5ee5b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f8d0eb78462 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f8cf7ea5689 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f8d0eb79643 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#15 0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f8c6d194700 (LWP 6923)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f8d0eb7baf0 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f8d0eb7b956 in QSemaphore::tryAcquire(int, int) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f8d1016a58a in KisTileDataSwapper::run() () from /lib/x86_64-linux-gnu/libkritaimage.so.17
#4  0x00007f8d0eb79643 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f8c89227700 (LWP 6921)):
#0  0x00007fff9f7b3aed in clock_gettime ()
#1  0x00007f8d0e7970b5 in __GI___clock_gettime (clock_id=1, tp=0x7f8c89226a90) at ../sysdeps/unix/sysv/linux/clock_gettime.c:38
#2  0x00007f8d0edba505 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f8d0edb8d9d in QTimerInfoList::updateCurrentTime() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8d0edb9379 in QTimerInfoList::timerWait(timespec&) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8d0edba996 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8d0bfb48ef in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f8d0bfb529b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f8d0bfb54a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f8d0edbac3b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f8d0ed5ee5b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f8d0eb78462 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f8d0eb79643 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#14 0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f8cb9ffb700 (LWP 6905)):
#0  0x00007fff9f7b3aed in clock_gettime ()
#1  0x00007f8d0e7970b5 in __GI___clock_gettime (clock_id=1, tp=0x7f8cb9ffaa60) at ../sysdeps/unix/sysv/linux/clock_gettime.c:38
#2  0x00007f8d0edba505 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f8d0edb8d9d in QTimerInfoList::updateCurrentTime() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f8d0edb9379 in QTimerInfoList::timerWait(timespec&) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8d0edba996 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8d0bfb48ef in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f8d0bfb529b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f8d0bfb54a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f8d0edbac3b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f8d0ed5ee5b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f8d0eb78462 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f8d0bd82f4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#13 0x00007f8d0eb79643 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#15 0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f8cba7fc700 (LWP 6904)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d1581d530) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d1581d4e0, cond=0x563d1581d508) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d1581d508, mutex=0x563d1581d4e0) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f8cbaffd700 (LWP 6903)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cff04) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cfeb0, cond=0x563d154cfed8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cfed8, mutex=0x563d154cfeb0) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f8cbb7fe700 (LWP 6902)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cff04) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cfeb0, cond=0x563d154cfed8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cfed8, mutex=0x563d154cfeb0) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f8cddffb700 (LWP 6901)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cff04) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cfeb0, cond=0x563d154cfed8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cfed8, mutex=0x563d154cfeb0) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f8cdeffd700 (LWP 6900)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cff00) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cfeb0, cond=0x563d154cfed8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cfed8, mutex=0x563d154cfeb0) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f8cdf7fe700 (LWP 6899)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cf974) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cf920, cond=0x563d154cf948) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cf948, mutex=0x563d154cf920) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f8cdffff700 (LWP 6898)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cf974) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cf920, cond=0x563d154cf948) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cf948, mutex=0x563d154cf920) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f8cf4f8d700 (LWP 6897)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cf974) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cf920, cond=0x563d154cf948) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cf948, mutex=0x563d154cf920) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f8cf578e700 (LWP 6896)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cf974) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cf920, cond=0x563d154cf948) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cf948, mutex=0x563d154cf920) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f8cf5f8f700 (LWP 6895)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cf974) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cf920, cond=0x563d154cf948) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cf948, mutex=0x563d154cf920) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f8cf6790700 (LWP 6894)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cf974) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cf920, cond=0x563d154cf948) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cf948, mutex=0x563d154cf920) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f8cf6f91700 (LWP 6893)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cf970) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cf920, cond=0x563d154cf948) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cf948, mutex=0x563d154cf920) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f8cf7792700 (LWP 6892)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cf974) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cf920, cond=0x563d154cf948) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cf948, mutex=0x563d154cf920) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f8cde7fc700 (LWP 6891)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cf970) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cf920, cond=0x563d154cf948) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cf948, mutex=0x563d154cf920) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f8cdd7fa700 (LWP 6890)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d15572cc8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d15572c78, cond=0x563d15572ca0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d15572ca0, mutex=0x563d15572c78) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f8cbbfff700 (LWP 6889)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x563d154cc974) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563d154cc920, cond=0x563d154cc948) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x563d154cc948, mutex=0x563d154cc920) at pthread_cond_wait.c:647
#3  0x00007f8d024385eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f8d024381eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f8d0e699609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f8d0e7d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f8d095bad00 (LWP 6836)):
[KCrash Handler]
#4  0x00007f8d0d668c47 in ?? () from /lib/x86_64-linux-gnu/libkritawidgetutils.so.17
#5  0x00007f8d0d6f278c in KToolBar::~KToolBar() () from /lib/x86_64-linux-gnu/libkritawidgetutils.so.17
#6  0x00007f8d0d6f285d in KToolBar::~KToolBar() () from /lib/x86_64-linux-gnu/libkritawidgetutils.so.17
#7  0x00007f8d0ed8a95e in QObjectPrivate::deleteChildren() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8d0f883736 in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#9  0x00007f8d0f88392d in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007f8d0ed8a95e in QObjectPrivate::deleteChildren() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f8d0f883736 in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007f8d0fa0095d in QSplitter::~QSplitter() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f8d0ed8a95e in QObjectPrivate::deleteChildren() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f8d0f883736 in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f8d088c8b2d in KFileWidget::~KFileWidget() () from /lib/x86_64-linux-gnu/libKF5KIOFileWidgets.so.5
#16 0x00007f8d088c8bcd in KFileWidget::~KFileWidget() () from /lib/x86_64-linux-gnu/libKF5KIOFileWidgets.so.5
#17 0x00007f8d0ed8a95e in QObjectPrivate::deleteChildren() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f8d0f883736 in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007f8d089a44b5 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platformthemes/KDEPlasmaPlatformTheme.so
#20 0x00007f8d089c0810 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platformthemes/KDEPlasmaPlatformTheme.so
#21 0x00007f8d089c087d in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platformthemes/KDEPlasmaPlatformTheme.so
#22 0x00007f8d0fa52348 in QDialogPrivate::~QDialogPrivate() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007f8d0fa5ca3d in QFileDialogPrivate::~QFileDialogPrivate() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007f8d0ed9544e in QObject::~QObject() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f8d0f8837bb in QWidget::~QWidget() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007f8d0d64a3d5 in ?? () from /lib/x86_64-linux-gnu/libkritawidgetutils.so.17
#27 0x00007f8d0d673c9f in KoFileDialog::~KoFileDialog() () from /lib/x86_64-linux-gnu/libkritawidgetutils.so.17
#28 0x00007f8d10cc6806 in KisMainWindow::saveDocument(KisDocument*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libkritaui.so.17
#29 0x00007f8d10cc7507 in KisMainWindow::slotFileSave() () from /lib/x86_64-linux-gnu/libkritaui.so.17
#30 0x00007f8d10cd1f3d in ?? () from /lib/x86_64-linux-gnu/libkritaui.so.17
#31 0x00007f8d0ed97410 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f8d0f83e8e6 in QAction::triggered(bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007f8d0f840fb8 in QAction::activate(QAction::ActionEvent) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007f8d0f8418cf in QAction::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#35 0x00007f8d0f844dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007f8d0f84dbd8 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#37 0x00007f8d10c842ee in KisApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libkritaui.so.17
#38 0x00007f8d0ed6035a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00007f8d0f174273 in QShortcutMap::dispatchEvent(QKeyEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#40 0x00007f8d0f174c13 in QShortcutMap::tryShortcut(QKeyEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#41 0x00007f8d0f120d52 in QWindowSystemInterface::handleShortcutEvent(QWindow*, unsigned long, int, QFlags<Qt::KeyboardModifier>, unsigned int, unsigned int, unsigned int, QString const&, bool, unsigned short) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#42 0x00007f8d0f141ca1 in QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#43 0x00007f8d0f146f5b in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#44 0x00007f8d0f11d88c in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#45 0x00007f8d0913e3be in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#46 0x00007f8d0bfb517d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007f8d0bfb5400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#48 0x00007f8d0bfb54a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#49 0x00007f8d0edbac22 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#50 0x00007f8d0ed5ee5b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x00007f8d0ed67004 in QCoreApplication::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#52 0x0000563d1314e92d in ?? ()
#53 0x00007f8d0e6de083 in __libc_start_main (main=0x563d1314bee0, argc=1, argv=0x7fff9f675558, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff9f675548) at ../csu/libc-start.c:308
#54 0x0000563d1315024e in ?? ()
[Inferior 1 (process 6836) detached]

Reported using DrKonqi