Application: dolphin (20.08.2)

Qt Version: 5.15.1
Frameworks Version: 5.74.0
Operating System: Linux 5.9.0-1-amd64 x86_64
Windowing system: X11
Distribution: Debian GNU/Linux bullseye/sid

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

viewng the direcotry tree. Closing one of the folder by click the arrow

-- Backtrace:
Application: Dolphin (dolphin), signal: Aborted

[KCrash Handler]
#4  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#5  0x00007f8757b34537 in __GI_abort () at abort.c:79
#6  0x00007f8757b8d6c8 in __libc_message (action=action@entry=do_abort, fmt=fmt@entry=0x7f8757c9be31 "%s\n") at ../sysdeps/posix/libc_fatal.c:155
#7  0x00007f8757b949ba in malloc_printerr (str=str@entry=0x7f8757c9dd60 "munmap_chunk(): invalid pointer") at malloc.c:5347
#8  0x00007f8757b94c8c in munmap_chunk (p=<optimized out>) at malloc.c:2830
#9  0x00007f8755a845ac in QHashData::free_helper(void (*)(QHashData::Node*)) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f8757a5a941 in KFileItemModel::removeItems(KItemRangeList const&, KFileItemModel::RemoveItemsBehavior) () from /usr/lib/x86_64-linux-gnu/libdolphinprivate.so.5
#11 0x00007f8757a66146 in KFileItemModel::setExpanded(int, bool) () from /usr/lib/x86_64-linux-gnu/libdolphinprivate.so.5
#12 0x00007f8757a75da0 in KItemListController::mouseReleaseEvent(QGraphicsSceneMouseEvent*, QTransform const&) () from /usr/lib/x86_64-linux-gnu/libdolphinprivate.so.5
#13 0x00007f8757a78829 in KItemListController::processEvent(QEvent*, QTransform const&) () from /usr/lib/x86_64-linux-gnu/libdolphinprivate.so.5
#14 0x00007f8757a8809d in KItemListView::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libdolphinprivate.so.5
#15 0x00007f87567a714f in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f8755c291ba in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f8756abbea5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007f8756abc241 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007f8756ac19cc in QGraphicsScene::mouseReleaseEvent(QGraphicsSceneMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f8756ace621 in QGraphicsScene::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f87567a714f in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f8755c291ba in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f8756aeaf90 in QGraphicsView::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007f87567e6f8e in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007f875688f21e in QFrame::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007f8755c28f23 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f87567a713e in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007f87567ae03b in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007f8755c291ba in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f87567ad066 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007f87567feff1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007f875680231e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007f87567a714f in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007f8755c291ba in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007f87560bf49b in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#36 0x00007f875609563b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#37 0x00007f87508d625a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#38 0x00007f875397abdb in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f875397ae88 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f875397af3f in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007f8755c8070f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#42 0x00007f8755c27b7b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#43 0x00007f8755c2fdf0 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#44 0x00007f8757d1d255 in kdemain () from /usr/lib/x86_64-linux-gnu/libkdeinit5_dolphin.so
#45 0x00007f8757b35cca in __libc_start_main (main=0x5632da2b2050, argc=2, argv=0x7ffedd0f1e98, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffedd0f1e88) at ../csu/libc-start.c:308
#46 0x00005632da2b208a in _start ()
[Inferior 1 (process 47257) detached]

Possible duplicates by query: bug 428519, bug 428384, bug 428374, bug 427665, bug 427537.

Reported using DrKonqi