https://bugs.kde.org/show_bug.cgi?id=428183
--- Comment #4 from Raghavendra kamath <ra...@raghukamath.com> --- Got the crash today several times for almost whole drawing session of 8hrs. I don't know if this backtrace is helpful Thread 1 "krita" received signal SIGSEGV, Segmentation fault. 0x00007ffff4b20918 in QMetaObject::cast(QObject const*) const () from /usr/lib/libQt5Core.so.5 (gdb) thread apply all bt Thread 554 (Thread 0x7fff16ff5640 (LWP 39304) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 553 (Thread 0x7fff197fa640 (LWP 39303) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 552 (Thread 0x7fff71ffe640 (LWP 39302) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 551 (Thread 0x7fff8eaaf640 (LWP 39301) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 550 (Thread 0x7fff167f4640 (LWP 39300) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 549 (Thread 0x7fff177f6640 (LWP 39299) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 548 (Thread 0x7fff17ff7640 (LWP 39298) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 --Type <RET> for more, q to quit, c to continue without paging-- Thread 547 (Thread 0x7fff187f8640 (LWP 39297) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 263 (Thread 0x7fffd1b8c640 (LWP 38343) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 262 (Thread 0x7fffd2b8f640 (LWP 38342) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 261 (Thread 0x7fff18ff9640 (LWP 38341) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 228 (Thread 0x7fff1affb640 (LWP 38242) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 194 (Thread 0x7fffd4391640 (LWP 38083) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 193 (Thread 0x7fffd238d640 (LWP 38082) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 192 (Thread 0x7fffbbfff640 (LWP 38081) "Thread (pooled)"): --Type <RET> for more, q to quit, c to continue without paging-- #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 191 (Thread 0x7fffd0fba640 (LWP 38080) "Thread (pooled)"): #0 0x00007ffff290d9c8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ffff4936058 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5 #2 0x00007ffff4933504 in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #5 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 21 (Thread 0x7fff951c5640 (LWP 36736) "QQuickPixmapRea"): #0 0x00007ffff459746f in poll () at /usr/lib/libc.so.6 #1 0x00007ffff1f9c93f in () at /usr/lib/libglib-2.0.so.0 #2 0x00007ffff1f472b1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #3 0x00007ffff4b706e1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff4b163fc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #5 0x00007ffff492ed22 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #6 0x00007fffecfb31eb in () at /usr/lib/libQt5Quick.so.5 #7 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #8 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #9 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 20 (Thread 0x7fffb97e6640 (LWP 36735) "QQmlThread"): #0 0x00007ffff459746f in poll () at /usr/lib/libc.so.6 #1 0x00007ffff1f9c93f in () at /usr/lib/libglib-2.0.so.0 #2 0x00007ffff1f472b1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #3 0x00007ffff4b706e1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff4b163fc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #5 0x00007ffff492ed22 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #6 0x00007fffecd185a9 in () at /usr/lib/libQt5Qml.so.5 #7 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #8 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #9 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 19 (Thread 0x7fffb8fe5640 (LWP 36734) "KisTileDataSwap"): #0 0x00007ffff4569c51 in clock_nanosleep@GLIBC_2.2.5 () at /usr/lib/libc.so.6 #1 0x00007ffff456f137 in nanosleep () at /usr/lib/libc.so.6 #2 0x00007ffff4b7003f in () at /usr/lib/libQt5Core.so.5 #3 0x00007ffff5edfc5b in KisTileDataSwapper::run() () at /usr/lib/libkritaimage.so.20 #4 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #5 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #6 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 16 (Thread 0x7fffba7e8640 (LWP 36731) "QNetworkAccessM"): #0 0x00007ffff459746f in poll () at /usr/lib/libc.so.6 #1 0x00007ffff1f9c93f in () at /usr/lib/libglib-2.0.so.0 #2 0x00007ffff1f472b1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #3 0x00007ffff4b706fc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff4b163fc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 --Type <RET> for more, q to quit, c to continue without paging-- #5 0x00007ffff492ed22 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #6 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #7 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #8 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 15 (Thread 0x7fffbafe9640 (LWP 36721) "Qt bearer threa"): #0 0x00007ffff459746f in poll () at /usr/lib/libc.so.6 #1 0x00007ffff1f9c93f in () at /usr/lib/libglib-2.0.so.0 #2 0x00007ffff1f472b1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #3 0x00007ffff4b706e1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff4b163fc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #5 0x00007ffff492ed22 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #6 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #7 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #8 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 6 (Thread 0x7fffe5f94640 (LWP 36699) "QDBusConnection"): #0 0x00007ffff459746f in poll () at /usr/lib/libc.so.6 #1 0x00007ffff1f9c93f in () at /usr/lib/libglib-2.0.so.0 #2 0x00007ffff1f472b1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #3 0x00007ffff4b706e1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #4 0x00007ffff4b163fc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #5 0x00007ffff492ed22 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #6 0x00007ffff2939098 in () at /usr/lib/libQt5DBus.so.5 #7 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #8 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #9 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 5 (Thread 0x7fffeec36640 (LWP 36698) "QXcbEventQueue"): #0 0x00007ffff459746f in poll () at /usr/lib/libc.so.6 #1 0x00007ffff1d3c63b in () at /usr/lib/libxcb.so.1 #2 0x00007ffff1d3e37b in xcb_wait_for_event () at /usr/lib/libxcb.so.1 #3 0x00007fffeed43131 in () at /usr/lib/libQt5XcbQpa.so.5 #4 0x00007ffff492ff0f in () at /usr/lib/libQt5Core.so.5 #5 0x00007ffff29073e9 in start_thread () at /usr/lib/libpthread.so.0 #6 0x00007ffff45a2293 in clone () at /usr/lib/libc.so.6 Thread 1 (Thread 0x7fffef1d2840 (LWP 36691) "krita"): #0 0x00007ffff4b20918 in QMetaObject::cast(QObject const*) const () at /usr/lib/libQt5Core.so.5 #1 0x00007ffff56324c4 in () at /usr/lib/libQt5Widgets.so.5 #2 0x00007ffff55e8026 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5 #3 0x00007ffff70af04a in KisApplication::notify(QObject*, QEvent*) () at /usr/lib/libkritaui.so.20 #4 0x00007ffff4b17a7a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5 #5 0x00007ffff4b6fa65 in QTimerInfoList::activateTimers() () at /usr/lib/libQt5Core.so.5 #6 0x00007ffff4b70312 in () at /usr/lib/libQt5Core.so.5 #7 0x00007ffff1f48a84 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0 #8 0x00007ffff1f9c9b1 in () at /usr/lib/libglib-2.0.so.0 #9 0x00007ffff1f472b1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #10 0x00007ffff4b706e1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #11 0x00007ffff4b163fc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #12 0x00007ffff4b1e894 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5 #13 0x0000555555e2704b in main () -- You are receiving this mail because: You are watching all bug changes.
