https://bugs.kde.org/show_bug.cgi?id=405546

            Bug ID: 405546
           Summary: Saving a document crashs the application
           Product: karbon
           Version: unspecified
          Platform: Ubuntu Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: ja...@gmx.net
          Reporter: overman.supermund...@gmail.com
  Target Milestone: ---

Application: karbon (3.0.1)

Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.18.0-16-generic x86_64
Distribution: Ubuntu 18.04.2 LTS

-- Information about the crash:
- What I was doing when the application crashed:
tried to save a document 
wither the document is blank (new) or had any drawing, it will always crash

The crash can be reproduced every time.

-- Backtrace:
Application: Karbon (karbon), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f4bf2040c80 (LWP 22552))]

Thread 4 (Thread 0x7f4bba277700 (LWP 22556)):
#0  0x00007f4bea79d9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x5601e0ef6e98) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f4bea79d9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x5601e0ef6e48, cond=0x5601e0ef6e70) at pthread_cond_wait.c:502
#2  0x00007f4bea79d9f3 in __pthread_cond_wait (cond=0x5601e0ef6e70,
mutex=0x5601e0ef6e48) at pthread_cond_wait.c:655
#3  0x00007f4bbfac323b in  () at /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007f4bbfac2f67 in  () at /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007f4bea7976db in start_thread (arg=0x7f4bba277700) at
pthread_create.c:463
#6  0x00007f4bf19cf88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f4bd3de3700 (LWP 22554)):
#0  0x00007f4bf19c2bf9 in __GI___poll (fds=0x7f4bcc012eb0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f4be929e539 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4be929e64c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4bf042290b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4bf03c79ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4bf01e622a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4beade5d45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f4bf01eb16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4bea7976db in start_thread (arg=0x7f4bd3de3700) at
pthread_create.c:463
#9  0x00007f4bf19cf88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f4bdae9f700 (LWP 22553)):
#0  0x00007f4bf19c2bf9 in __GI___poll (fds=0x7f4bdae9eca8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f4be294b747 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f4be294d36a in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f4bdd7d52a9 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f4bf01eb16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4bea7976db in start_thread (arg=0x7f4bdae9f700) at
pthread_create.c:463
#6  0x00007f4bf19cf88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f4bf2040c80 (LWP 22552)):
[KCrash Handler]
#6  0x00007f4bee019cc8 in KoStore::pos() const () at
/usr/lib/x86_64-linux-gnu/libkostore.so.15
#7  0x00007f4bc29afbac in  () at /usr/lib/x86_64-linux-gnu/libfreeimage.so.3
#8  0x00007f4bc29a40ed in FreeImage_GetFileTypeFromHandle () at
/usr/lib/x86_64-linux-gnu/libfreeimage.so.3
#9  0x00007f4bc2c2d1de in FreeImageHandler::GetFIF(QIODevice*, QByteArray
const&) () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/imageformats/libxfreeimage.so
#10 0x00007f4bc2c2e8ec in FreeimageQt5Plugin::capabilities(QIODevice*,
QByteArray const&) const () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/imageformats/libxfreeimage.so
#11 0x00007f4beb404a4e in  () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#12 0x00007f4beb404d2c in  () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007f4beb4051b8 in QImageWriter::canWrite() const () at
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#14 0x00007f4beb405377 in QImageWriter::write(QImage const&) () at
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#15 0x00007f4beb3d8c08 in QImageData::doImageIO(QImage const*, QImageWriter*,
int) const () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#16 0x00007f4beb3d8e19 in QImage::save(QIODevice*, char const*, int) const ()
at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#17 0x00007f4bf1605d64 in KoDocument::saveOasisPreview(KoStore*, KoXmlWriter*)
() at /usr/lib/x86_64-linux-gnu/libkomain.so.15
#18 0x00007f4bf1606250 in KoDocument::saveNativeFormatODF(KoStore*, QByteArray
const&) () at /usr/lib/x86_64-linux-gnu/libkomain.so.15
#19 0x00007f4bf160723c in KoDocument::saveNativeFormat(QString const&) () at
/usr/lib/x86_64-linux-gnu/libkomain.so.15
#20 0x00007f4bf1601a77 in KoDocument::saveFile() () at
/usr/lib/x86_64-linux-gnu/libkomain.so.15
#21 0x00007f4bf160ad1a in KoDocument::save() () at
/usr/lib/x86_64-linux-gnu/libkomain.so.15
#22 0x00007f4bf160c34c in KoDocument::saveAs(QUrl const&) () at
/usr/lib/x86_64-linux-gnu/libkomain.so.15
#23 0x00007f4bf161bf67 in KoMainWindow::saveDocument(bool, bool, int) () at
/usr/lib/x86_64-linux-gnu/libkomain.so.15
#24 0x00007f4bf161d1df in KoMainWindow::slotFileSave() () at
/usr/lib/x86_64-linux-gnu/libkomain.so.15
#25 0x00007f4bf1679115 in  () at /usr/lib/x86_64-linux-gnu/libkomain.so.15
#26 0x00007f4bf03f85b5 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f4bf09d8122 in QAction::triggered(bool) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007f4bf09da80c in QAction::activate(QAction::ActionEvent) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007f4bf0b570bc in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007f4bf0b5e56b in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007f4bf0b5f393 in QMenu::mouseReleaseEvent(QMouseEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007f4bf0a1d038 in QWidget::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007f4bf0b616bb in QMenu::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007f4bf09de82c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#35 0x00007f4bf09e664f in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007f4bf15fb947 in KoApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libkomain.so.15
#37 0x00007f4bf03c99a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007f4bf09e5622 in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#39 0x00007f4bf0a37e85 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#40 0x00007f4bf0a3a7ba in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#41 0x00007f4bf09de82c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#42 0x00007f4bf09e60f4 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#43 0x00007f4bf15fb947 in KoApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libkomain.so.15
#44 0x00007f4bf03c99a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#45 0x00007f4beb397523 in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#46 0x00007f4beb398ff5 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#47 0x00007f4beb3702eb in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#48 0x00007f4bdd8381c0 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#49 0x00007f4be929e387 in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#50 0x00007f4be929e5c0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#51 0x00007f4be929e64c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#52 0x00007f4bf04228ef in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#53 0x00007f4bf03c79ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#54 0x00007f4bf03d0a84 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#55 0x00007f4bf1ca212a in kdemain () at
/usr/lib/x86_64-linux-gnu/libkdeinit5_karbon.so
#56 0x00007f4bf18cfb97 in __libc_start_main (main=0x5601df1fbb20, argc=1,
argv=0x7ffcf026c9a8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffcf026c998) at ../csu/libc-start.c:310
#57 0x00005601df1fbb5a in _start ()
[Inferior 1 (process 22552) detached]

Reported using DrKonqi

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