https://bugs.kde.org/show_bug.cgi?id=441165

            Bug ID: 441165
           Summary: Crash when converting image color space while
                    softproofing
           Product: krita
           Version: unspecified
          Platform: Neon Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: General
          Assignee: krita-bugs-n...@kde.org
          Reporter: griffinval...@gmail.com
  Target Milestone: ---

Application: krita (5.0.0-beta1 (git 3a35c30))

Qt Version: 5.15.3
Frameworks Version: 5.84.0
Operating System: Linux 5.4.0-80-generic x86_64
Windowing System: X11
Drkonqi Version: 5.22.4
Distribution: KDE neon User Edition 5.22

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

- have 16bit image.
- turn on softproofing
- while soft proofing is on, image->convert image color space, select an 8bit
space.

The crash can be reproduced sometimes.

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

[New LWP 2983563]
[New LWP 2983564]
[New LWP 2983565]
[New LWP 2983566]
[New LWP 2983567]
[New LWP 2983835]
[New LWP 2983849]
[New LWP 2983862]
[New LWP 2983863]
[New LWP 2983872]
[New LWP 2983873]
[New LWP 3381416]
[New LWP 3381417]
[New LWP 3381418]
[New LWP 3381419]
[New LWP 3381420]
[New LWP 3381421]
[New LWP 3381422]
[New LWP 3381423]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007fabf0dfaaff in __GI___poll (fds=0x7fffb51b7fb8, nfds=1, timeout=1000) at
../sysdeps/unix/sysv/linux/poll.c:29
[Current thread is 1 (Thread 0x7fabeba72f80 (LWP 2983536))]

Thread 20 (Thread 0x7fab247f6700 (LWP 3381423)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7fab247f5c90, clockid=<optimized out>, expected=0,
futex_word=0x5645dacfc304) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fab247f5c90, clockid=<optimized
out>, mutex=0x5645dacfc2b0, cond=0x5645dacfc2d8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5645dacfc2d8, mutex=0x5645dacfc2b0,
abstime=0x7fab247f5c90) at pthread_cond_wait.c:656
#3  0x00007fabf11a7eb8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fabf11a53c1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7fab24ff7700 (LWP 3381422)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7fab24ff6c90, clockid=<optimized out>, expected=0,
futex_word=0x5645dad00904) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fab24ff6c90, clockid=<optimized
out>, mutex=0x5645dad008b0, cond=0x5645dad008d8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5645dad008d8, mutex=0x5645dad008b0,
abstime=0x7fab24ff6c90) at pthread_cond_wait.c:656
#3  0x00007fabf11a7eb8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fabf11a53c1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fab257f8700 (LWP 3381421)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7fab257f7c90, clockid=<optimized out>, expected=0,
futex_word=0x5645dae568a0) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fab257f7c90, clockid=<optimized
out>, mutex=0x5645dae56850, cond=0x5645dae56878) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5645dae56878, mutex=0x5645dae56850,
abstime=0x7fab257f7c90) at pthread_cond_wait.c:656
#3  0x00007fabf11a7eb8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fabf11a53c1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fab27ffd700 (LWP 3381420)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7fab27ffcc90, clockid=<optimized out>, expected=0,
futex_word=0x5645daea5014) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fab27ffcc90, clockid=<optimized
out>, mutex=0x5645daea4fc0, cond=0x5645daea4fe8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5645daea4fe8, mutex=0x5645daea4fc0,
abstime=0x7fab27ffcc90) at pthread_cond_wait.c:656
#3  0x00007fabf11a7eb8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fabf11a53c1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fab267fa700 (LWP 3381419)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7fab267f9c90, clockid=<optimized out>, expected=0,
futex_word=0x5645dae270e4) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fab267f9c90, clockid=<optimized
out>, mutex=0x5645dae27090, cond=0x5645dae270b8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5645dae270b8, mutex=0x5645dae27090,
abstime=0x7fab267f9c90) at pthread_cond_wait.c:656
#3  0x00007fabf11a7eb8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fabf11a53c1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fab26ffb700 (LWP 3381418)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7fab26ffac90, clockid=<optimized out>, expected=0,
futex_word=0x5645dad32114) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fab26ffac90, clockid=<optimized
out>, mutex=0x5645dad320c0, cond=0x5645dad320e8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5645dad320e8, mutex=0x5645dad320c0,
abstime=0x7fab26ffac90) at pthread_cond_wait.c:656
#3  0x00007fabf11a7eb8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fabf11a53c1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fab277fc700 (LWP 3381417)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7fab277fbc90, clockid=<optimized out>, expected=0,
futex_word=0x5645dacfe400) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fab277fbc90, clockid=<optimized
out>, mutex=0x5645dacfe3b0, cond=0x5645dacfe3d8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5645dacfe3d8, mutex=0x5645dacfe3b0,
abstime=0x7fab277fbc90) at pthread_cond_wait.c:656
#3  0x00007fabf11a7eb8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fabf11a53c1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fab25ff9700 (LWP 3381416)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7fab25ff8c90, clockid=<optimized out>, expected=0,
futex_word=0x5645dae5e950) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fab25ff8c90, clockid=<optimized
out>, mutex=0x5645dae5e900, cond=0x5645dae5e928) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5645dae5e928, mutex=0x5645dae5e900,
abstime=0x7fab25ff8c90) at pthread_cond_wait.c:656
#3  0x00007fabf11a7eb8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fabf11a53c1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fab67b3f700 (LWP 2983873)):
#0  0x00007fabee4648ed in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fabee466345 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fabee46782b in g_main_context_prepare () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fabee46829b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fabee4684a3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fabf13e2fcb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabf138725b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fabf11a0c22 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fab74b78700 (LWP 2983872)):
#0  0x00007fabf0dfaaff in __GI___poll (fds=0x7fab60004280, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fabee46836e in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fabee4684a3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fabf13e2fcb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fabf138725b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fabf11a0c22 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#8  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fab77fff700 (LWP 2983863)):
#0  __GI___libc_read (nbytes=16, buf=0x7fab77ffead0, fd=34) at
../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=34, buf=0x7fab77ffead0, nbytes=16) at
../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fabee4b0b2f in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fabee467ebe in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fabee468312 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fabee4684a3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fabf13e2fcb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fabf138725b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fabf11a0c22 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fabddb8a3ba in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#12 0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fab868af700 (LWP 2983862)):
#0  0x00007fabf11a22e0 in QMutex::lock() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007fabf13e2ec2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fabee4678ef in g_main_context_prepare () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fabee46829b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fabee4684a3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fabf13e2fcb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabf138725b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fabf11a0c22 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fabdd8d5559 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#11 0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fab860ae700 (LWP 2983849)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fabf11a4340 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fabf11a41a6 in QSemaphore::tryAcquire(int, int) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007fabf27e8457 in KisTileDataSwapper::waitForWork() (this=<optimized
out>) at
/home/wolthera/krita/src/libs/image/tiles3/swap/kis_tile_data_swapper.cpp:74
#4  0x00007fabf27e865a in KisTileDataSwapper::run() (this=0x7fabf2d33ca0
<(anonymous namespace)::Q_QGS_s_instance::innerFunction()::holder+64>) at
/home/wolthera/krita/src/libs/image/tiles3/swap/kis_tile_data_swapper.cpp:80
#5  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7faba2222700 (LWP 2983835)):
#0  0x00007fabf0dfaaff in __GI___poll (fds=0x7fab80004e60, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fabee46836e in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fabee4684a3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fabf13e2fcb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fabf138725b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fabf11a0c22 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#8  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fabd7fff700 (LWP 2983567)):
#0  __GI___libc_read (nbytes=16, buf=0x7fabd7ffeae0, fd=13) at
../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=13, buf=0x7fabd7ffeae0, nbytes=16) at
../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fabee4b0b2f in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fabee467ebe in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fabee468312 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fabee4684a3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fabf13e2fcb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fabf138725b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fabf11a0c22 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fabee237f4b in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007fabf11a1dbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#12 0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fabdcfec700 (LWP 2983566)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x7fabcc001e78) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fabcc001e28,
cond=0x7fabcc001e50) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fabcc001e50, mutex=0x7fabcc001e28) at
pthread_cond_wait.c:638
#3  0x00007fabe90ccb5b in  () at /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fabe90cc75b in  () at /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fabe8980700 (LWP 2983565)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x7fabcc001e78) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fabcc001e28,
cond=0x7fabcc001e50) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fabcc001e50, mutex=0x7fabcc001e28) at
pthread_cond_wait.c:638
#3  0x00007fabe90ccb5b in  () at /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fabe90cc75b in  () at /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fabd705b700 (LWP 2983564)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x7fabcc001e78) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fabcc001e28,
cond=0x7fabcc001e50) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fabcc001e50, mutex=0x7fabcc001e28) at
pthread_cond_wait.c:638
#3  0x00007fabe90ccb5b in  () at /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fabe90cc75b in  () at /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fabdf05b700 (LWP 2983563)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x7fabcc001e78) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fabcc001e28,
cond=0x7fabcc001e50) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fabcc001e50, mutex=0x7fabcc001e28) at
pthread_cond_wait.c:638
#3  0x00007fabe90ccb5b in  () at /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fabe90cc75b in  () at /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fabeede5609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007fabf0e07293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fabeba72f80 (LWP 2983536)):
[KCrash Handler]
#4  boost::simple_segregated_storage<unsigned long>::malloc()
(this=0x5645ebb94438) at
/usr/include/boost/pool/simple_segregated_storage.hpp:147
#5  boost::pool<boost::default_user_allocator_new_delete>::malloc()
(this=0x5645ebb94438) at /usr/include/boost/pool/pool.hpp:430
#6  KisTextureTileInfoPoolSingleSize::malloc() (this=0x5645ebb94430) at
/home/wolthera/krita/src/libs/ui/opengl/kis_texture_tile_info_pool.h:58
#7  KisTextureTileInfoPool::malloc(int) (pixelSize=4, this=0x5645e9473290) at
/home/wolthera/krita/src/libs/ui/opengl/kis_texture_tile_info_pool.h:152
#8  DataBuffer::allocate(int) (this=this@entry=0x7fffb51b8ef0, pixelSize=4) at
/home/wolthera/krita/src/libs/ui/opengl/kis_texture_tile_update_info.h:78
#9  0x00007fabf3390f41 in DataBuffer::DataBuffer(int,
QSharedPointer<KisTextureTileInfoPool>) (pool=..., pixelSize=<optimized out>,
this=0x7fffb51b8ef0) at
/home/wolthera/krita/src/libs/ui/opengl/kis_texture_tile_update_info.h:52
#10 KisTextureTileUpdateInfo::proofTo(KoColorSpace const*,
QFlags<KoColorConversionTransformation::ConversionFlag>,
KoColorConversionTransformation*) (proofingTransform=0x5645e310c030,
conversionFlags=..., dstCS=0x5645e72f8960, this=0x5645ea5e6290) at
/home/wolthera/krita/src/libs/ui/opengl/kis_texture_tile_update_info.h:210
#11 KisOpenGLUpdateInfoBuilder::buildUpdateInfo(QRect const&,
KisSharedPtr<KisPaintDevice>, QRect const&, int, bool) (this=<optimized out>,
rect=..., projection=..., bounds=..., levelOfDetail=<optimized out>,
convertColorSpace=<optimized out>) at
/home/wolthera/krita/src/libs/ui/opengl/KisOpenGLUpdateInfoBuilder.cpp:146
#12 0x00007fabf3392756 in KisOpenGLUpdateInfoBuilder::buildUpdateInfo(QRect
const&, KisSharedPtr<KisImage>, bool) (this=0x5645e78b1d98, rect=...,
srcImage=..., convertColorSpace=true) at
/home/wolthera/krita/src/libs/global/kis_shared_ptr.h:167
#13 0x00007fabf33826ce in KisOpenGLImageTextures::updateCacheImpl(QRect const&,
KisSharedPtr<KisImage>, bool) (this=<optimized out>, rect=..., srcImage=...,
convertColorSpace=<optimized out>) at /usr/include/c++/9/bits/atomic_base.h:318
#14 0x00007fabf338279f in KisOpenGLImageTextures::updateCache(QRect const&,
KisSharedPtr<KisImage>) (this=this@entry=0x5645e78b1d00, rect=...,
srcImage=...) at /usr/include/c++/9/bits/atomic_base.h:318
#15 0x00007fabf33754a2 in KisOpenGLCanvas2::startUpdateCanvasProjection(QRect
const&, QBitArray const&) (this=0x5645e86e58b0, rc=..., channelFlags=...) at
/home/wolthera/krita/src/libs/global/kis_shared_ptr.h:167
#16 0x00007fabf30e56fd in KisCanvas2::startUpdateCanvasProjection(QRect const&)
(this=0x5645e759ee78, rc=...) at
/home/wolthera/krita/src/libs/ui/canvas/kis_canvas2.cpp:812
#17 0x00007fabf30e5967 in KisCanvas2::startUpdateInPatches(QRect const&)
(this=0x5645e759ee78, imageRect=...) at
/home/wolthera/krita/src/libs/ui/canvas/kis_canvas2.cpp:675
#18 0x00007fabf3377d91 in non-virtual thunk to
KisOpenGLCanvas2::notifyImageColorSpaceChanged(KoColorSpace const*) () at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qsharedpointer_impl.h:159
#19 0x00007fabf30e9552 in KisCanvas2::slotImageColorSpaceChanged()
(this=<optimized out>) at
/home/wolthera/krita/src/libs/global/kis_shared_ptr.h:167
#20 0x00007fabf13bf7b0 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007fabf27aef86 in KisImage::sigColorSpaceChanged(KoColorSpace const*)
(this=<optimized out>, _t1=<optimized out>) at
/home/wolthera/krita/build/libs/image/kritaimage_autogen/EWIEGA46WW/moc_kis_image.cpp:799
#22 0x00007fabf27b2b93 in KisImage::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) (_o=<optimized out>, _c=<optimized out>,
_id=<optimized out>, _a=0x7fab55264438) at
/home/wolthera/krita/build/libs/image/kritaimage_autogen/EWIEGA46WW/moc_kis_image.cpp:363
#23 0x00007fabf13b62f9 in QObject::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007fabf1e62dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007fabf1e6bbb8 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007fabf35eac4d in KisApplication::notify(QObject*, QEvent*)
(this=<optimized out>, receiver=0x5645ebb89ac0, event=0x7fab552643f0) at
/home/wolthera/krita/src/libs/ui/KisApplication.cpp:703
#27 0x00007fabf138875a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007fabf138b061 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007fabf13e3957 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007fabee46817d in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007fabee468400 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007fabee4684a3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007fabf13e2fb2 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007fabf138725b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007fabf138f414 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#36 0x00005645d9d2d320 in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at /home/wolthera/krita/src/krita/main.cc:677
[Inferior 1 (process 2983536) detached]

Possible duplicates by query: bug 390454.

Reported using DrKonqi

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