https://bugs.kde.org/show_bug.cgi?id=423203

            Bug ID: 423203
           Summary: Gwenview crashed while selecting a jpg for new desktop
                    background
           Product: gwenview
           Version: 19.12.3
          Platform: Ubuntu Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: gwenview-bugs-n...@kde.org
          Reporter: tazem...@gmail.com
  Target Milestone: ---

Application: gwenview (19.12.3)

Qt Version: 5.12.8
Frameworks Version: 5.68.0
Operating System: Linux 5.4.0-37-generic x86_64
Windowing system: X11
Distribution: Ubuntu 20.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:
Changing my desktop background and selected a jpg in Dolphin.  Gwenview
attempted to open it but all that appeared were borders surrounding a
transparent center (similar to what has been described in other reports)

-- Backtrace:
Application: Gwenview (gwenview), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f57837c6f80 (LWP 2249))]

Thread 7 (Thread 0x7f575ffff700 (LWP 2256)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x5619788ad6d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5619788ad688,
cond=0x5619788ad6b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5619788ad6b0, mutex=0x5619788ad688) at
pthread_cond_wait.c:638
#3  0x00007f577a34035b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f577a33ff6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f578781b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f578910c103 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f5778ca7700 (LWP 2255)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x5619788ad6d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5619788ad688,
cond=0x5619788ad6b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5619788ad6b0, mutex=0x5619788ad688) at
pthread_cond_wait.c:638
#3  0x00007f577a34035b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f577a33ff6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f578781b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f578910c103 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f57794a8700 (LWP 2254)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x5619788ad6d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5619788ad688,
cond=0x5619788ad6b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5619788ad6b0, mutex=0x5619788ad688) at
pthread_cond_wait.c:638
#3  0x00007f577a34035b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f577a33ff6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f578781b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f578910c103 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f5779ca9700 (LWP 2253)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x5619788ad6d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5619788ad688,
cond=0x5619788ad6b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5619788ad6b0, mutex=0x5619788ad688) at
pthread_cond_wait.c:638
#3  0x00007f577a34035b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f577a33ff6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f578781b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f578910c103 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f5780bd3700 (LWP 2251)):
#0  __GI___libc_read (nbytes=16, buf=0x7f5780bd28a0, fd=6) at
../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=6, buf=0x7f5780bd28a0, nbytes=16) at
../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f578704889f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5786fffcfe in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f5787000152 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f57870002e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f578969d583 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f57896444db in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f578947c785 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f5788ea3efa in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007f578947d9d2 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f578781b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#12 0x00007f578910c103 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f5782940700 (LWP 2250)):
#0  0x00007f57890ff96f in __GI___poll (fds=0x7f578293f9e8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f5786f8fc1a in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f5786f9190a in xcb_wait_for_event () from
/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f578311d298 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f578947d9d2 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f578781b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007f578910c103 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f57837c6f80 (LWP 2249)):
[KCrash Handler]
#6  0x00007f578959ffe7 in QUrl::operator==(QUrl const&) const () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f578b08719e in Gwenview::ContextManager::setCurrentDirUrl
(this=this@entry=0x5619787b8c40, _url=...) at ./lib/contextmanager.cpp:186
#8  0x00007f578b08729a in Gwenview::ContextManager::<lambda(const
QUrl&)>::operator() (__closure=<optimized out>, urlReady=...) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qurl.h:69
#9  QtPrivate::FunctorCall<QtPrivate::IndexesList<0>, QtPrivate::List<const
QUrl&>, void,
Gwenview::ContextManager::ContextManager(Gwenview::SortedDirModel*,
QObject*)::<lambda(const QUrl&)> >::call (arg=<optimized out>, f=...) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:146
#10
QtPrivate::Functor<Gwenview::ContextManager::ContextManager(Gwenview::SortedDirModel*,
QObject*)::<lambda(const QUrl&)>, 1>::call<QtPrivate::List<QUrl const&>, void>
(arg=<optimized out>, f=...) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:256
#11
QtPrivate::QFunctorSlotObject<Gwenview::ContextManager::ContextManager(Gwenview::SortedDirModel*,
QObject*)::<lambda(const QUrl&)>, 1, QtPrivate::List<const QUrl&>, void>::impl
(which=1, r=<optimized out>, ret=<optimized out>, a=<optimized out>,
this_=<optimized out>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:439
#12
QtPrivate::QFunctorSlotObject<Gwenview::ContextManager::ContextManager(Gwenview::SortedDirModel*,
QObject*)::<lambda(const QUrl&)>, 1, QtPrivate::List<const QUrl&>,
void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void **, bool *)
(which=<optimized out>, this_=<optimized out>, r=<optimized out>, a=<optimized
out>, ret=<optimized out>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:432
#13 0x00007f5789671458 in QMetaObject::activate(QObject*, int, int, void**) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f578b075f49 in Gwenview::DocumentFactory::readyForDirListerStart
(this=<optimized out>, _t1=...) at
./obj-x86_64-linux-gnu/lib/gwenviewlib_autogen/DV7UALDUNI/moc_documentfactory.cpp:208
#15 0x00007f5789671458 in QMetaObject::activate(QObject*, int, int, void**) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f578b075c09 in Gwenview::Document::loaded (this=<optimized out>,
_t1=...) at
./obj-x86_64-linux-gnu/lib/gwenviewlib_autogen/DV7UALDUNI/moc_document.cpp:314
#17 0x00007f5789671458 in QMetaObject::activate(QObject*, int, int, void**) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f578b09c3e4 in Gwenview::DocumentLoadedImpl::init
(this=0x5619787f2e60) at ./lib/document/documentloadedimpl.cpp:68
#19 0x00007f578b09315f in Gwenview::Document::switchToImpl
(this=0x561978ac3400, impl=impl@entry=0x5619787f2e60) at
./lib/document/document.cpp:254
#20 0x00007f578b0920e0 in Gwenview::AbstractDocumentImpl::switchToImpl
(this=this@entry=0x561978c33a00, impl=impl@entry=0x5619787f2e60) at
./lib/document/abstractdocumentimpl.cpp:58
#21 0x00007f578b09ccd9 in Gwenview::LoadingDocumentImpl::slotImageLoaded
(this=0x561978c33a00) at ./lib/document/loadingdocumentimpl.cpp:555
#22 0x00007f5789671458 in QMetaObject::activate(QObject*, int, int, void**) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f5789487f65 in QFutureWatcherBase::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f578a286a66 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007f578a2900f0 in QApplication::notify(QObject*, QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007f578964593a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f57896485b8 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f578969df67 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f5786ffffbd in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f5787000240 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f57870002e3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f578969d565 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f57896444db in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007f578964c246 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00005619770b3aaa in main (argc=<optimized out>, argv=<optimized out>) at
./app/main.cpp:168
[Inferior 1 (process 2249) detached]

The reporter indicates this bug may be a duplicate of or related to bug 417171.

Possible duplicates by query: bug 420585, bug 419395, bug 419117, bug 418414,
bug 417171.

Reported using DrKonqi

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