https://bugs.kde.org/show_bug.cgi?id=399923

--- Comment #21 from timo...@zoho.com ---
Experimenting a bit I can remove a lot of pictures while still reliably getting
it to crash (in 5 minutes or less), but I can't isolate a set of pictures that
definitely causes a crash.

@caulier.gilles I've re-build opencv with the same cmake flags the "bootstrap"
uses just to be sure, that didn't fix it.

@Maik thank you for investing your time to fix this bug, the very least I can
do is test the fixes. Unfortunately no luck with
8e43d83ad9193f59551d95129b4b9b6183f39590 either:

> digikam.facesengine: detectMultiScale gave  ()
> digikam.general: Found 0 faces in "IMG-20160721-WA0000.jpg" QSize(720, 1280) 
> QSize(720, 1280)
> digikam.facesengine: detectMultiScale: image size  450   800  searchIncrement 
>  1.1  grouping  3  flags  1  min size  26   26 
> 
> digikam.general: Check for finish:  51 packages, 0 infos to filter, 
> hasFinished() false
> digikam.dimg: "/home/timo/pictures/WhatsApp Images/IMG-20160724-WA0004.jpg"  
> : JPEG file identified
> digikam.metaengine: Loading image history  ""
> digikam.metaengine: DateTime => Exif.Photo.DateTimeOriginal => 
> QDateTime(2017-05-14 23:11:25.000 CEST Qt::TimeSpec(LocalTime))
> digikam.metaengine: DateTime => Exif.Image.DateTime => QDateTime(2017-05-14 
> 23:11:25.000 CEST Qt::TimeSpec(LocalTime))
> 
> Thread 44 "Thread (pooled)" received signal SIGBUS, Bus error.
> [Switching to Thread 0x7fff14a7b700 (LWP 9485)]
> 0x00007ffff5fd5063 in QMapNode<QString, QVariant>::copy(QMapData<QString, 
> QVariant>*) const () from 
> /nix/store/q3kr6shz92ybg9dkqxd9k79cm0mq5nfw-digikam-6.0.0-beta2/lib/libdigikamcore.so.6.0.0
> (gdb) bt
> #0  0x00007ffff5fd5063 in QMapNode<QString, QVariant>::copy(QMapData<QString, 
> QVariant>*) const () from 
> /nix/store/q3kr6shz92ybg9dkqxd9k79cm0mq5nfw-digikam-6.0.0-beta2/lib/libdigikamcore.so.6.0.0
> #1  0x00007ffff5fd51b2 in QMap<QString, QVariant>::insert(QString const&, 
> QVariant const&) () from 
> /nix/store/q3kr6shz92ybg9dkqxd9k79cm0mq5nfw-digikam-6.0.0-beta2/lib/libdigikamcore.so.6.0.0
> #2  0x00007ffff623e862 in Digikam::LoadSaveThread::exifRotate(Digikam::DImg&, 
> QString const&) () from 
> /nix/store/q3kr6shz92ybg9dkqxd9k79cm0mq5nfw-digikam-6.0.0-beta2/lib/libdigikamcore.so.6.0.0
> #3  0x00007ffff6256a5c in Digikam::PreviewLoadingTask::execute() () from 
> /nix/store/q3kr6shz92ybg9dkqxd9k79cm0mq5nfw-digikam-6.0.0-beta2/lib/libdigikamcore.so.6.0.0
> #4  0x00007ffff623da1d in Digikam::LoadSaveThread::run() () from 
> /nix/store/q3kr6shz92ybg9dkqxd9k79cm0mq5nfw-digikam-6.0.0-beta2/lib/libdigikamcore.so.6.0.0
> #5  0x00007ffff62874b4 in Digikam::DynamicThread::Private::run() () from 
> /nix/store/q3kr6shz92ybg9dkqxd9k79cm0mq5nfw-digikam-6.0.0-beta2/lib/libdigikamcore.so.6.0.0
> #6  0x00007fffe9315602 in ?? () from 
> /nix/store/br6yml05dzhccpaf4zi48vw3iw1xayzg-qtbase-5.11.1/lib/libQt5Core.so.5
> #7  0x00007fffe931e12b in ?? () from 
> /nix/store/br6yml05dzhccpaf4zi48vw3iw1xayzg-qtbase-5.11.1/lib/libQt5Core.so.5
> #8  0x00007ffff4f7e5a7 in start_thread () from 
> /nix/store/fg4yq8i8wd08xg3fy58l6q73cjy8hjr2-glibc-2.27/lib/libpthread.so.0
> #9  0x00007fffe67e022f in clone () from 
> /nix/store/fg4yq8i8wd08xg3fy58l6q73cjy8hjr2-glibc-2.27/lib/libc.so.6
> (gdb) 


Is there anything else I can try to investigate this?

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