Bug 403221

Summary: Crash on First and Second Launch
Product: [Applications] kamoso Reporter: dstrife
Component: generalAssignee: Aleix Pol <aleixpol>
Status: RESOLVED DUPLICATE    
Severity: crash CC: nate
Priority: NOR Keywords: drkonqi
Version First Reported In: 3.2   
Target Milestone: ---   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description dstrife 2019-01-15 01:31:33 UTC 
Application: kamoso (3.2.3)

Qt Version: 5.12.0
Frameworks Version: 5.53.0
Operating System: Linux 4.20.0-arch1-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
I opened up Kamoso for the first time and it immediatly crashed the second the webcam became active. I launched it a second time and the same thing happened. No GUI appeared on either launch.

The crash can be reproduced every time.

-- Backtrace:
Application: Kamoso (kamoso), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f76eb7d2cc0 (LWP 3110))]

Thread 23 (Thread 0x7f7692ffd700 (LWP 3135)):
[KCrash Handler]
#6  0x00000000402afef1 in  ()
#7  0x00007f7684e54603 in  ()
#8  0x00007f76802a9100 in  ()
#9  0x00007f7692ffc060 in  ()
#10 0x0000000000000001 in  ()
#11 0x00007f76e0ddf366 in  () at /usr/lib/libnvidia-glcore.so.415.25
#12 0x00007f76e0de9f4a in  () at /usr/lib/libnvidia-glcore.so.415.25
#13 0x00007f76e0f56d93 in  () at /usr/lib/libnvidia-glcore.so.415.25
#14 0x00007f76e0f224f7 in  () at /usr/lib/libnvidia-glcore.so.415.25
#15 0x00007f76e0f2bc03 in  () at /usr/lib/libnvidia-glcore.so.415.25
#16 0x00007f76e0f2f718 in  () at /usr/lib/libnvidia-glcore.so.415.25
#17 0x00007f76e0f46a87 in  () at /usr/lib/libnvidia-glcore.so.415.25
#18 0x00007f76d448f0ce in VideoMaterial::bindTexture(int, unsigned char const*) () at /usr/lib/gstreamer-1.0/libgstqt5videosink.so
#19 0x00007f76d448f1ca in VideoMaterial::bind() () at /usr/lib/gstreamer-1.0/libgstqt5videosink.so
#20 0x00007f76d448f869 in VideoMaterialShader::updateState(QSGMaterialShader::RenderState const&, QSGMaterial*, QSGMaterial*) () at /usr/lib/gstreamer-1.0/libgstqt5videosink.so
#21 0x00007f76f27d7cd4 in QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*) () at /usr/lib/libQt5Quick.so.5
#22 0x00007f76f27d8e06 in QSGBatchRenderer::Renderer::renderBatches() () at /usr/lib/libQt5Quick.so.5
#23 0x00007f76f27de653 in QSGBatchRenderer::Renderer::render() () at /usr/lib/libQt5Quick.so.5
#24 0x00007f76f27cea3e in QSGRenderer::renderScene(QSGBindable const&) () at /usr/lib/libQt5Quick.so.5
#25 0x00007f76f27cef0c in QSGRenderer::renderScene(unsigned int) () at /usr/lib/libQt5Quick.so.5
#26 0x00007f76f280c1a0 in QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at /usr/lib/libQt5Quick.so.5
#27 0x00007f76f2870085 in QQuickWindowPrivate::renderSceneGraph(QSize const&) () at /usr/lib/libQt5Quick.so.5
#28 0x00007f76f2817940 in  () at /usr/lib/libQt5Quick.so.5
#29 0x00007f76f281b6f8 in  () at /usr/lib/libQt5Quick.so.5
#30 0x00007f76f08d49cc in  () at /usr/lib/libQt5Core.so.5
#31 0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#32 0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 22 (Thread 0x7f76937fe700 (LWP 3134)):
#0  0x00007f76f059d4ed in syscall () at /usr/lib/libc.so.6
#1  0x00007f76f2335471 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76f24eb6bf in  () at /usr/lib/libgstreamer-1.0.so.0
#3  0x00007f76f23594a6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 21 (Thread 0x7f7693fff700 (LWP 3133)):
#0  0x00007f76f059d4ed in syscall () at /usr/lib/libc.so.6
#1  0x00007f76f2335471 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76d40df579 in  () at /usr/lib/libgstapp-1.0.so.0
#3  0x00007f76d6ce7811 in  () at /usr/lib/libgstbase-1.0.so.0
#4  0x00007f76d6cea870 in  () at /usr/lib/libgstbase-1.0.so.0
#5  0x00007f76f24eb4bb in  () at /usr/lib/libgstreamer-1.0.so.0
#6  0x00007f76f23594a6 in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#8  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 20 (Thread 0x7f76acff9700 (LWP 3132)):
#0  0x00007f76f059d4ed in syscall () at /usr/lib/libc.so.6
#1  0x00007f76f2335471 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76f24eb6bf in  () at /usr/lib/libgstreamer-1.0.so.0
#3  0x00007f76f23594a6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 19 (Thread 0x7f76ad7fa700 (LWP 3131)):
#0  0x00007f76f059d4ed in syscall () at /usr/lib/libc.so.6
#1  0x00007f76f2335471 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76d437f460 in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007f76f24eb4bb in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007f76f23594a6 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7f76adffb700 (LWP 3130)):
#0  0x00007f76f059d4ed in syscall () at /usr/lib/libc.so.6
#1  0x00007f76f2335471 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76d437f460 in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007f76f24eb4bb in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007f76f23594a6 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7f76ae7fc700 (LWP 3129)):
#0  0x00007f76f059d4ed in syscall () at /usr/lib/libc.so.6
#1  0x00007f76f2335471 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76d437f460 in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007f76f24eb4bb in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007f76f23594a6 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7f76aeffd700 (LWP 3128)):
#0  0x00007f76f059d4ed in syscall () at /usr/lib/libc.so.6
#1  0x00007f76f2335471 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76d437f460 in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007f76f24eb4bb in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007f76f23594a6 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f76af7fe700 (LWP 3127)):
#0  0x00007f76f059d4ed in syscall () at /usr/lib/libc.so.6
#1  0x00007f76f2335471 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76d437f460 in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007f76f24eb4bb in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007f76f23594a6 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f76affff700 (LWP 3126)):
#0  0x00007f76f059d4ed in syscall () at /usr/lib/libc.so.6
#1  0x00007f76f2335471 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76d437f460 in  () at /usr/lib/gstreamer-1.0/libgstcoreelements.so
#3  0x00007f76f24eb4bb in  () at /usr/lib/libgstreamer-1.0.so.0
#4  0x00007f76f23594a6 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f76c57fa700 (LWP 3125)):
#0  0x00007f76f059d4ed in syscall () at /usr/lib/libc.so.6
#1  0x00007f76f2335471 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76d6ce19fe in gst_base_sink_wait_preroll () at /usr/lib/libgstbase-1.0.so.0
#3  0x00007f76d6ce1f99 in gst_base_sink_do_preroll () at /usr/lib/libgstbase-1.0.so.0
#4  0x00007f76d6ce26bb in  () at /usr/lib/libgstbase-1.0.so.0
#5  0x00007f76d6ce3cf8 in  () at /usr/lib/libgstbase-1.0.so.0
#6  0x00007f76d6ce4fe1 in  () at /usr/lib/libgstbase-1.0.so.0
#7  0x00007f76f24b4e24 in  () at /usr/lib/libgstreamer-1.0.so.0
#8  0x00007f76f24bd492 in gst_pad_push () at /usr/lib/libgstreamer-1.0.so.0
#9  0x00007f76d6cef531 in  () at /usr/lib/libgstbase-1.0.so.0
#10 0x00007f76f24b4e24 in  () at /usr/lib/libgstreamer-1.0.so.0
#11 0x00007f76f24bd492 in gst_pad_push () at /usr/lib/libgstreamer-1.0.so.0
#12 0x00007f76d6cef531 in  () at /usr/lib/libgstbase-1.0.so.0
#13 0x00007f76f24b4e24 in  () at /usr/lib/libgstreamer-1.0.so.0
#14 0x00007f76f24bd492 in gst_pad_push () at /usr/lib/libgstreamer-1.0.so.0
#15 0x00007f76d44735c2 in  () at /usr/lib/gstreamer-1.0/libgstimagefreeze.so
#16 0x00007f76f24eb4bb in  () at /usr/lib/libgstreamer-1.0.so.0
#17 0x00007f76f23594a6 in  () at /usr/lib/libglib-2.0.so.0
#18 0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#19 0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#20 0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f76c67fc700 (LWP 3123)):
#0  0x00007f76f0597c21 in poll () at /usr/lib/libc.so.6
#1  0x00007f76f2387540 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76f238762e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f76f0ae65c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f76f0a8f58c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f76f08d35c9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f76f08d49cc in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f76c6ffd700 (LWP 3122)):
#0  0x00007f76f059d4ed in syscall () at /usr/lib/libc.so.6
#1  0x00007f76f2335471 in g_cond_wait () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76f24eb6bf in  () at /usr/lib/libgstreamer-1.0.so.0
#3  0x00007f76f23594a6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f76c77fe700 (LWP 3121)):
#0  0x00007f76f0597c21 in poll () at /usr/lib/libc.so.6
#1  0x00007f76f2387540 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76f238762e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f76f0ae65c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f76f0a8f58c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f76f08d35c9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f76f08d49cc in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f76c7fff700 (LWP 3120)):
#0  0x00007f76f0597c21 in poll () at /usr/lib/libc.so.6
#1  0x00007f76f2387540 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76f238762e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f76f0ae65c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f76f0a8f58c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f76f08d35c9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f76f2793e5b in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f76f08d49cc in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f76d55df700 (LWP 3118)):
#0  0x00007f76f05937a4 in read () at /usr/lib/libc.so.6
#1  0x00007f76f2335971 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76f23860b0 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f76f23874e6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f76f23885c2 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#5  0x00007f76d693ea09 in  () at /usr/lib/gstreamer-1.0/libgstvideo4linux2.so
#6  0x00007f76f236267b in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f76d5de0700 (LWP 3117)):
#0  0x00007f76f05a2e57 in epoll_wait () at /usr/lib/libc.so.6
#1  0x00007f76e008841f in  () at /usr/lib/spa/support/libspa-support.so
#2  0x00007f76e002a1db in  () at /usr/lib/libpipewire-0.2.so.1
#3  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f76d65e1700 (LWP 3116)):
#0  0x00007f76f05a2e57 in epoll_wait () at /usr/lib/libc.so.6
#1  0x00007f76e008841f in  () at /usr/lib/spa/support/libspa-support.so
#2  0x00007f76e0043048 in  () at /usr/lib/libpipewire-0.2.so.1
#3  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f76d7fff700 (LWP 3115)):
#0  0x00007f76f05937a4 in read () at /usr/lib/libc.so.6
#1  0x00007f76f2335971 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76f23860b0 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f76f23874e6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f76f238762e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f76f0ae65c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f76f0a8f58c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f76f08d35c9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f76f2135b89 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f76f08d49cc in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f76e35ef700 (LWP 3114)):
#0  0x00007f76f0597c21 in poll () at /usr/lib/libc.so.6
#1  0x00007f76f2387540 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76f238762e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f76f0ae65c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f76f0a8f58c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f76f08d35c9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f76f2135b89 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f76f08d49cc in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f76e8b9a700 (LWP 3113)):
#0  0x00007f76f0597c21 in poll () at /usr/lib/libc.so.6
#1  0x00007f76f2387540 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f76f238762e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f76f0ae65c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f76f0a8f58c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f76f08d35c9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f76ef7c2ba6 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f76f08d49cc in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f76ea69c700 (LWP 3112)):
#0  0x00007f76f0597c21 in poll () at /usr/lib/libc.so.6
#1  0x00007f76ee200630 in  () at /usr/lib/libxcb.so.1
#2  0x00007f76ee2022db in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f76eb68396b in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f76f08d49cc in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f76efc17a9d in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f76f05a2b23 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f76eb7d2cc0 (LWP 3110)):
#0  0x00007f76efc1dafc in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f76f08daadc in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f76f08dabca in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f76f28184c3 in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f76f28190da in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f76f287c3b6 in QQuickWindow::event(QEvent*) () at /usr/lib/libQt5Quick.so.5
#6  0x00007f76f1456e34 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#7  0x00007f76f145e671 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#8  0x00007f76f0a908f9 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#9  0x00007f76f0e54a88 in QPlatformWindow::windowEvent(QEvent*) () at /usr/lib/libQt5Gui.so.5
#10 0x00007f76f145e774 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#11 0x00007f76f0a908f9 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#12 0x00007f76f0ae5955 in QTimerInfoList::activateTimers() () at /usr/lib/libQt5Core.so.5
#13 0x00007f76f0ae621a in  () at /usr/lib/libQt5Core.so.5
#14 0x00007f76f2385a2f in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#15 0x00007f76f23875e9 in  () at /usr/lib/libglib-2.0.so.0
#16 0x00007f76f238762e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#17 0x00007f76f0ae65a9 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#18 0x00007f76f0a8f58c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#19 0x00007f76f0a97896 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#20 0x00005595d084939d in  ()
#21 0x00007f76f04cb223 in __libc_start_main () at /usr/lib/libc.so.6
#22 0x00005595d084957e in _start ()
[Inferior 1 (process 3110) detached]

Reported using DrKonqi
Comment 1 Nate Graham 2019-01-15 20:23:46 UTC 

*** This bug has been marked as a duplicate of bug 402874 ***