I was dragging around keyframes and happened to be running Krita in gdb. Backtrace: ASSERT (krita): "m_frames.contains(frameId)" in file /home/krita/kde/src/krita/libs/image/kis_paint_device.cc, line 405 Thread 1 "krita" received signal SIGABRT, Aborted. 0x00007ffff4bb8418 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54 54 ../sysdeps/unix/sysv/linux/raise.c: No such file or directory. (gdb) thread apply all backtrace Thread 9326 (Thread 0x7fff7d75e700 (LWP 18768)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225 #1 0x00007ffff558e738 in QWaitCondition::wait(QMutex*, unsigned long) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #2 0x00007ffff558a467 in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #3 0x00007ffff558dc89 in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #4 0x00007fffef17f6fa in start_thread (arg=0x7fff7d75e700) at pthread_create.c:333 #5 0x00007ffff4c89b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1983 (Thread 0x7fff77fff700 (LWP 2399)): #0 0x00007ffff4c4e8dd in nanosleep () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fffa203e57c in cimg_library::cimg::sleep (milliseconds=8) at /home/krita/kde/src/krita/plugins/extensions/gmic/3rdparty/gmic/./CImg.h:4325 #2 cimg_library::CImgDisplay::_events_thread (arg=<optimized out>) at /home/krita/kde/src/krita/plugins/extensions/gmic/3rdparty/gmic/./CImg.h:7341 ---Type <return> to continue, or q <return> to quit--- #3 0x00007fffef17f6fa in start_thread (arg=0x7fff77fff700) at pthread_create.c:333 #4 0x00007ffff4c89b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 11 (Thread 0x7fffa3fff700 (LWP 32388)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007ffff558e7eb in QWaitCondition::wait(QMutex*, unsigned long) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #2 0x00007ffff6764aa2 in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #3 0x00007ffff558dc89 in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #4 0x00007fffef17f6fa in start_thread (arg=0x7fffa3fff700) at pthread_create.c:333 #5 0x00007ffff4c89b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 10 (Thread 0x7fffa8a7e700 (LWP 32387)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007ffff558e7eb in QWaitCondition::wait(QMutex*, unsigned long) () ---Type <return> to continue, or q <return> to quit--- from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #2 0x00007ffff5588116 in QSemaphore::tryAcquire(int, int) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #3 0x00007ffff3115dc3 in KisTileDataSwapper::waitForWork ( this=<optimized out>) at /home/krita/kde/src/krita/libs/image/tiles3/swap/kis_tile_data_swapper.cpp:86 #4 0x00007ffff3115fba in KisTileDataSwapper::run ( this=0x7ffff3593380 <(anonymous namespace)::Q_QGS_s_instance::innerFunction()::holder+64>) at /home/krita/kde/src/krita/libs/image/tiles3/swap/kis_tile_data_swapper.cpp:92 #5 0x00007ffff558dc89 in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #6 0x00007fffef17f6fa in start_thread (arg=0x7fffa8a7e700) at pthread_create.c:333 #7 0x00007ffff4c89b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 9 (Thread 0x7fffc0ed5700 (LWP 32386)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007ffff558e7eb in QWaitCondition::wait(QMutex*, unsigned long) () ---Type <return> to continue, or q <return> to quit--- from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #2 0x00007ffff5587e8b in QSemaphore::acquire(int) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #3 0x00007ffff30fc16e in KisTileDataPooler::waitForWork ( this=0x7ffff3593340 <(anonymous namespace)::Q_QGS_s_instance::innerFunction()::holder>) at /home/krita/kde/src/krita/libs/image/tiles3/kis_tile_data_pooler.cc:165 #4 0x00007ffff30fc92a in KisTileDataPooler::run ( this=0x7ffff3593340 <(anonymous namespace)::Q_QGS_s_instance::innerFunction()::holder>) at /home/krita/kde/src/krita/libs/image/tiles3/kis_tile_data_pooler.cc:187 #5 0x00007ffff558dc89 in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #6 0x00007fffef17f6fa in start_thread (arg=0x7fffc0ed5700) at pthread_create.c:333 #7 0x00007ffff4c89b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 6 (Thread 0x7fffd882b700 (LWP 32381)): #0 0x00007ffff4c7de8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fffee85431c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fffee85442c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 ---Type <return> to continue, or q <return> to quit--- #3 0x00007ffff579f4fc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #4 0x00007ffff574defa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #5 0x00007ffff558938c in QThread::exec() () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #6 0x00007fffef3aacd5 in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5DBus.so.5 #7 0x00007ffff558dc89 in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #8 0x00007fffef17f6fa in start_thread (arg=0x7fffd882b700) at pthread_create.c:333 #9 0x00007ffff4c89b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 5 (Thread 0x7fffd9246700 (LWP 32380)): #0 0x00007ffff4c7de8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fffee85431c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fffee8546a2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fffde6a3906 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 #4 0x00007fffee87ab45 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007fffef17f6fa in start_thread (arg=0x7fffd9246700) ---Type <return> to continue, or q <return> to quit--- at pthread_create.c:333 #6 0x00007ffff4c89b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 4 (Thread 0x7fffd9a47700 (LWP 32379)): #0 0x00007ffff4c7de8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fffee85431c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fffee85442c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fffee854469 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007fffee87ab45 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007fffef17f6fa in start_thread (arg=0x7fffd9a47700) at pthread_create.c:333 #6 0x00007ffff4c89b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 3 (Thread 0x7fffda248700 (LWP 32378)): #0 0x00007ffff4c7de8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fffee85431c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fffee85442c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fffda25028d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so ---Type <return> to continue, or q <return> to quit--- #4 0x00007fffee87ab45 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007fffef17f6fa in start_thread (arg=0x7fffda248700) at pthread_create.c:333 #6 0x00007ffff4c89b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 2 (Thread 0x7fffe4b65700 (LWP 32377)): #0 0x00007ffff4c7de8d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007ffff35acc62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007ffff35ae8d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007fffe5a14dc9 in ?? () from /home/krita/Qt/5.6/gcc_64/plugins/platforms/../../lib/libQt5XcbQpa.so.5 #4 0x00007ffff558dc89 in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #5 0x00007fffef17f6fa in start_thread (arg=0x7fffe4b65700) at pthread_create.c:333 #6 0x00007ffff4c89b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7ffff7f0f8c0 (LWP 32373)): #0 0x00007ffff4bb8418 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54 ---Type <return> to continue, or q <return> to quit--- #1 0x00007ffff4bba01a in __GI_abort () at abort.c:89 #2 0x00007ffff55765fe in QMessageLogger::fatal(char const*, ...) const () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #3 0x00007ffff13f184f in kis_assert_common ( assertion=assertion@entry=0x7ffff32f65bc "m_frames.contains(frameId)", file=file@entry=0x7ffff32f6398 "/home/krita/kde/src/krita/libs/image/kis_paint_device.cc", line=line@entry=405, throwException=throwException@entry=false, isIgnorable=isIgnorable@entry=false) at /home/krita/kde/src/krita/libs/global/kis_assert.cpp:90 #4 0x00007ffff13f1bba in kis_assert_recoverable ( assertion=assertion@entry=0x7ffff32f65bc "m_frames.contains(frameId)", file=file@entry=0x7ffff32f6398 "/home/krita/kde/src/krita/libs/image/kis_paint_device.cc", line=line@entry=405) at /home/krita/kde/src/krita/libs/global/kis_assert.cpp:103 #5 0x00007ffff32163c8 in KisPaintDevice::Private::currentFrameData ( this=0x7fff6ed6a640) at /home/krita/kde/src/krita/libs/image/kis_paint_device.cc:405 #6 KisPaintDevice::Private::currentNonLodData (this=0x7fff6ed6a640) at /home/krita/kde/src/krita/libs/image/kis_paint_device.cc:423 #7 0x00007ffff320b0fd in KisPaintDevice::Private::colorSpace ( this=<optimized out>) at /home/krita/kde/src/krita/libs/image/kis_paint_device.cc:113 #8 KisPaintDevice::colorSpace (this=<optimized out>) ---Type <return> to continue, or q <return> to quit--- at /home/krita/kde/src/krita/libs/image/kis_paint_device.cc:1806 #9 0x00007ffff31d7db3 in KisLayer::alphaChannelDisabled ( this=this@entry=0x7fff6c0983f0) at /home/krita/kde/src/krita/libs/image/kis_layer.cc:270 #10 0x00007ffff31dcdc1 in KisLayer::sectionModelProperties ( this=this@entry=0x7fff6c0983f0) at /home/krita/kde/src/krita/libs/image/kis_layer.cc:226 #11 0x00007ffff3220249 in KisPaintLayer::sectionModelProperties ( this=0x7fff6c0983f0) at /home/krita/kde/src/krita/libs/image/kis_paint_layer.cc:204 #12 0x00007ffff771cb30 in KisNodeModel::data (this=0xd527050, index=..., role=258) at /home/krita/kde/src/krita/libs/ui/kis_node_model.cpp:453 #13 0x00007ffff571a6a8 in QSortFilterProxyModel::data(QModelIndex const&, int) const () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #14 0x00007ffff78ef8c9 in QModelIndex::data (arole=258, this=0x7fffffffbd00) at /home/krita/Qt/5.6/gcc_64/include/QtCore/qabstractitemmodel.h:420 #15 KisNodeDelegate::Private::numProperties (this=0xd51c6f0, index=...) at /home/krita/kde/src/krita/libs/ui/KisNodeDelegate.cpp:424 #16 0x00007ffff78efadf in KisNodeDelegate::iconsRect ( this=this@entry=0xd51c6b0, option=..., index=...) at /home/krita/kde/src/krita/libs/ui/KisNodeDelegate.cpp:312 #17 0x00007ffff78efeae in KisNodeDelegate::drawFrame ( this=this@entry=0xd51c6b0, p=p@entry=0x7fffffffc030, option=..., index=...) ---Type <return> to continue, or q <return> to quit--- at /home/krita/kde/src/krita/libs/ui/KisNodeDelegate.cpp:214 #18 0x00007ffff78f3640 in KisNodeDelegate::paint (this=0xd51c6b0, p=0x7fffffffc030, o=..., index=...) at /home/krita/kde/src/krita/libs/ui/KisNodeDelegate.cpp:111 #19 0x00007ffff67c7996 in QTreeView::drawRow(QPainter*, QStyleOptionViewItem const&, QModelIndex const&) const () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #20 0x00007ffff67cc24e in QTreeView::drawTree(QPainter*, QRegion const&) const () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #21 0x00007ffff67d1676 in QTreeView::paintEvent(QPaintEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #22 0x00007ffff78f78a0 in KisNodeView::paintEvent (this=0xd517510, event=<optimized out>) at /home/krita/kde/src/krita/libs/ui/KisNodeView.cpp:446 #23 0x00007ffff6585308 in QWidget::event(QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #24 0x00007ffff667d56e in QFrame::event(QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #25 0x00007ffff679559b in QAbstractItemView::viewportEvent(QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #26 0x00007ffff67d2530 in QTreeView::viewportEvent(QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #27 0x00007ffff78f669b in KisNodeView::viewportEvent (this=0xd517510, ---Type <return> to continue, or q <return> to quit--- e=0x7fffffffc880) at /home/krita/kde/src/krita/libs/ui/KisNodeView.cpp:290 #28 0x00007ffff574fbf3 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #29 0x00007ffff6543025 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #30 0x00007ffff6547488 in QApplication::notify(QObject*, QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #31 0x00007ffff78d8567 in KisApplication::notify (this=<optimized out>, receiver=0xd517b70, event=0x7fffffffc880) at /home/krita/kde/src/krita/libs/ui/KisApplication.cpp:505 #32 0x00007ffff574fe80 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #33 0x00007ffff657e71a in QWidgetPrivate::sendPaintEvent(QRegion const&) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #34 0x00007ffff657ed2f in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #35 0x00007ffff654fbbe in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #36 0x00007ffff654fea9 in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #37 0x00007ffff656f6ef in QWidgetPrivate::syncBackingStore() () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 ---Type <return> to continue, or q <return> to quit--- #38 0x00007ffff65853d0 in QWidget::event(QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #39 0x00007ffff669301b in QMainWindow::event(QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #40 0x00007ffff6f68e87 in KMainWindow::event (this=this@entry=0xc2388c0, ev=ev@entry=0x18e2bbe0) at /home/krita/kde/src/krita/libs/widgetutils/xmlgui/kmainwindow.cpp:780 #41 0x00007ffff6fa1499 in KXmlGuiWindow::event (this=0xc2388c0, ev=0x18e2bbe0) at /home/krita/kde/src/krita/libs/widgetutils/xmlgui/kxmlguiwindow.cpp:125 #42 0x00007ffff654304c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #43 0x00007ffff6547488 in QApplication::notify(QObject*, QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Widgets.so.5 #44 0x00007ffff78d8567 in KisApplication::notify (this=<optimized out>, receiver=0xc2388c0, event=0x18e2bbe0) at /home/krita/kde/src/krita/libs/ui/KisApplication.cpp:505 #45 0x00007ffff574fe80 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #46 0x00007ffff5752673 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #47 0x00007ffff579f0f3 in ?? () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #48 0x00007fffee854127 in g_main_context_dispatch () ---Type <return> to continue, or q <return> to quit--- from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #49 0x00007fffee854380 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #50 0x00007fffee85442c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #51 0x00007ffff579f4e7 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #52 0x00007ffff574defa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #53 0x00007ffff5755d9d in QCoreApplication::exec() () from /home/krita/Qt/5.6/gcc_64/lib/libQt5Core.so.5 #54 0x0000000000404bc6 in main (argc=1, argv=<optimized out>) at /home/krita/kde/src/krita/krita/main.cc:230 (gdb) q A debugging session is active. Inferior 1 [process 32373] will be killed. Quit anyway? (y or n) y Reproducible: Didn't try Ubuntu 16.04
This bug should be now fixed by Jouni.