[dolphin] [Bug 417929] Crash in KFileItemModel::expandedParentsCount() while opening folders in tree view and deleting them

[Anton K]

https://bugs.kde.org/show_bug.cgi?id=417929

--- Comment #6 from Anton K <KVAnton.WEB at yandex.ru> ---
Created attachment 148773
  --> https://bugs.kde.org/attachment.cgi?id=148773&action=edit
New crash information added by DrKonqi

dolphin (22.04.1) using Qt 5.15.3

- What I was doing when the application crashed:
I was opening folders in tree view and deleting them. Crash (segmentation
fault) occurred twice.

The crash can be reproduced sometimes.

-- Backtrace (Reduced):
#4  0x00007fd7219b89d3 in QHash<QByteArray, QVariant>::value (akey=...,
this=0x5576d3a9c898) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qhash.h:653
#5  KFileItemModel::expandedParentsCount (data=<optimized out>) at
./src/kitemviews/kfileitemmodel.cpp:1628
#6  0x00007fd7219eab59 in KItemListView::hasSiblingSuccessor
(this=this at entry=0x5576d24912f0, index=0) at
./src/kitemviews/kitemlistview.cpp:2708
#7  0x00007fd7219ec7da in KItemListView::updateSiblingsInformation
(this=this at entry=0x5576d24912f0, firstIndex=0, firstIndex at entry=-1,
lastIndex=47, lastIndex at entry=-1) at ./src/kitemviews/kitemlistview.cpp:2692
#8  0x00007fd7219f3c32 in KItemListView::slotItemsRemoved (this=0x5576d24912f0,
itemRanges=...) at ./src/kitemviews/kitemlistview.cpp:1268

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