https://bugs.kde.org/show_bug.cgi?id=425605

            Bug ID: 425605
           Summary: kamoso segfault after selected effects in gallery of
                    effects
           Product: kamoso
           Version: unspecified
          Platform: Archlinux Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: aleix...@kde.org
          Reporter: stefanomilan...@gmail.com
  Target Milestone: ---

Application: kamoso (20.08.0)

Qt Version: 5.15.0
Frameworks Version: 5.73.0
Operating System: Linux 5.8.1-arch1-1 x86_64
Windowing system: X11
Distribution: Arch Linux

-- Information about the crash:
- What I was doing when the application crashed:
1. open kamoso
2. selected vary effect using the gallery of effects
3. kamoso suddenly crash
4. reopen kamoso
5. only a black screen appears
6. is not possible take a photo or record a video

Operating System: Arch Linux
KDE Plasma Version: 5.19.4
KDE Frameworks Version: 5.73.0
Qt Version: 5.15.0
Kernel Version: 5.8.1-arch1-1
OS Type: 64-bit
Processors: 4 × Intel® Celeron® CPU N3450 @ 1.10GHz
Memory: 5.7 GiB of RAM
Graphics Processor: Mesa Intel® HD Graphics 500

The crash can be reproduced every time.

-- Backtrace:
Application: Kamoso (kamoso), signal: Segmentation fault

[KCrash Handler]
#4  0x00007efeb85eeed5 in __memmove_sse2_unaligned_erms () at
/usr/lib/libc.so.6
#5  0x00007efea3354a38 in  () at /usr/lib/dri/iris_dri.so
#6  0x00007efea29d42c5 in  () at /usr/lib/dri/iris_dri.so
#7  0x00007efea29d4d63 in  () at /usr/lib/dri/iris_dri.so
#8  0x00007efea2b6e42d in  () at /usr/lib/dri/iris_dri.so
#9  0x00007efea2b6e4de in  () at /usr/lib/dri/iris_dri.so
#10 0x00007efe945f9c57 in  () at
/usr/lib/gstreamer-1.0/gstkamosoqt5videosink.so
#11 0x00007efe945f9d56 in  () at
/usr/lib/gstreamer-1.0/gstkamosoqt5videosink.so
#12 0x00007efeba9c8451 in
QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*)
() at /usr/lib/libQt5Quick.so.5
#13 0x00007efeba9cd0f6 in QSGBatchRenderer::Renderer::renderBatches() () at
/usr/lib/libQt5Quick.so.5
#14 0x00007efeba9cd9f5 in QSGBatchRenderer::Renderer::render() () at
/usr/lib/libQt5Quick.so.5
#15 0x00007efeba9b5df2 in QSGRenderer::renderScene(QSGBindable const&) () at
/usr/lib/libQt5Quick.so.5
#16 0x00007efeba9b62d4 in QSGRenderer::renderScene(unsigned int) () at
/usr/lib/libQt5Quick.so.5
#17 0x00007efebaa16973 in
QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at
/usr/lib/libQt5Quick.so.5
#18 0x00007efebaa82501 in QQuickWindowPrivate::renderSceneGraph(QSize const&,
QSize const&) () at /usr/lib/libQt5Quick.so.5
#19 0x00007efebaa24a3f in  () at /usr/lib/libQt5Quick.so.5
#20 0x00007efebaa253d7 in  () at /usr/lib/libQt5Quick.so.5
#21 0x00007efeb89d4e0f in  () at /usr/lib/libQt5Core.so.5
#22 0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#23 0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba5307c1 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007efe8d017778 in  () at /usr/lib/libgstapp-1.0.so.0
#3  0x00007efe96a4b7ee in  () at /usr/lib/libgstbase-1.0.so.0
#4  0x00007efe96a4d73f in  () at /usr/lib/libgstbase-1.0.so.0
#5  0x00007efeba672a41 in  () at /usr/lib/libgstreamer-1.0.so.0
#6  0x00007efeba514c07 in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007efeba510511 in  () at /usr/lib/libglib-2.0.so.0
#8  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba5307c1 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007efeba672c3c in  () at /usr/lib/libgstreamer-1.0.so.0
#3  0x00007efeba514c07 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007efeba510511 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba5307c1 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007efeba672c3c in  () at /usr/lib/libgstreamer-1.0.so.0
#3  0x00007efeba514c07 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007efeba510511 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba5307c1 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007efe8cfeff1e in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007efeba672a41 in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007efeba514c07 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007efeba510511 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba5307c1 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007efe8cfeff1e in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007efeba672a41 in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007efeba514c07 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007efeba510511 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba5307c1 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007efe8cfeff1e in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007efeba672a41 in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007efeba514c07 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007efeba510511 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba5307c1 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007efe8cfeff1e in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007efeba672a41 in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007efeba514c07 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007efeba510511 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba5307c1 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007efe8cfeff1e in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007efeba672a41 in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007efeba514c07 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007efeba510511 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba5307c1 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007efe8cfeff1e in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007efeba672a41 in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007efeba514c07 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007efeba510511 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba4e5f2d in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2  0x00007efeba53610b in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007efeba4e6c03 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#4  0x00007efe968b8486 in  () at /usr/lib/gstreamer-1.0/libgstvideo4linux2.so
#5  0x00007efeba510511 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeb85c782d in _IO_file_write@@GLIBC_2.2.5 () at /usr/lib/libc.so.6
#2  0x00007efeb85c6b66 in new_do_write () at /usr/lib/libc.so.6
#3  0x00007efeb85c7f4e in __GI__IO_file_xsputn () at /usr/lib/libc.so.6
#4  0x00007efeb85bbecb in fputs () at /usr/lib/libc.so.6
#5  0x00007efe9c013a42 in  () at /usr/lib/spa-0.2/support/libspa-support.so
#6  0x00007efe96b6e5f0 in pw_log_log () at /usr/lib/libpipewire-0.3.so.0
#7  0x00007efe96b90679 in  () at /usr/lib/libpipewire-0.3.so.0
#8  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeb85bbf56 in fputs () at /usr/lib/libc.so.6
#2  0x00007efe9c013a42 in  () at /usr/lib/spa-0.2/support/libspa-support.so
#3  0x00007efe96b6e5f0 in pw_log_log () at /usr/lib/libpipewire-0.3.so.0
#4  0x00007efe96b5a006 in  () at /usr/lib/libpipewire-0.3.so.0
#5  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba536168 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007efeba4e7221 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007efeb8c1234c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007efeb8bb813c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007efeb89d3c32 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007efeba2e8789 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007efeb89d4e0f in  () at /usr/lib/libQt5Core.so.5
#8  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efea2d4690c in  () at /usr/lib/dri/iris_dri.so
#2  0x00007efea2d45308 in  () at /usr/lib/dri/iris_dri.so
#3  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efea2d4690c in  () at /usr/lib/dri/iris_dri.so
#2  0x00007efea2d45308 in  () at /usr/lib/dri/iris_dri.so
#3  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efea2d4690c in  () at /usr/lib/dri/iris_dri.so
#2  0x00007efea2d45308 in  () at /usr/lib/dri/iris_dri.so
#3  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efea2d4690c in  () at /usr/lib/dri/iris_dri.so
#2  0x00007efea2d45308 in  () at /usr/lib/dri/iris_dri.so
#3  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba4e5f2d in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2  0x00007efeba53610b in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007efeba4e7221 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#4  0x00007efeb8c1234c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#5  0x00007efeb8bb813c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#6  0x00007efeb89d3c32 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007efeba2e8789 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007efeb89d4e0f in  () at /usr/lib/libQt5Core.so.5
#9  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeba536168 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007efeba4e7221 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007efeb8c1234c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007efeb8bb813c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007efeb89d3c32 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007efeb7b03098 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007efeb89d4e0f in  () at /usr/lib/libQt5Core.so.5
#8  0x00007efeb7a0e422 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007efeb8645bf3 in clone () at /usr/lib/libc.so.6

#1  0x00007efeb89dae84 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007efebaa27157 in  () at /usr/lib/libQt5Quick.so.5
#3  0x00007efebaa900a7 in QQuickWindow::event(QEvent*) () at
/usr/lib/libQt5Quick.so.5
#4  0x00007efeb971b702 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#5  0x00007efeb8bb97ba in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#6  0x00007efeb90172b9 in QPlatformWindow::windowEvent(QEvent*) () at
/usr/lib/libQt5Gui.so.5
#7  0x00007efeb972245c in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#8  0x00007efeb8bb97ba in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#9  0x00007efeb8c116b5 in QTimerInfoList::activateTimers() () at
/usr/lib/libQt5Core.so.5
#10 0x00007efeb8c11f9a in  () at /usr/lib/libQt5Core.so.5
#11 0x00007efeba4e843c in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#12 0x00007efeba5361d9 in  () at /usr/lib/libglib-2.0.so.0
#13 0x00007efeba4e7221 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#14 0x00007efeb8c12331 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#15 0x00007efeb8bb813c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#16 0x00007efeb8bc05c4 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#17 0x0000564de708c625 in  ()
#18 0x00007efeb856d002 in __libc_start_main () at /usr/lib/libc.so.6
#19 0x0000564de708c80e in  ()
[Inferior 1 (process 869) detached]

Possible duplicates by query: bug 424510, bug 424348, bug 421125, bug 420523,
bug 420335.

Reported using DrKonqi

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