Launchpad has imported 3 comments from the remote bug at https://bugs.kde.org/show_bug.cgi?id=436922.
If you reply to an imported comment from within Launchpad, your comment will be sent to the remote bug automatically. Read more about Launchpad's inter-bugtracker facilities at https://help.launchpad.net/InterBugTracking. ------------------------------------------------------------------------ On 2021-05-11T12:38:46+00:00 Cyberbeat-p wrote: Application: kamoso (21.04.0) Qt Version: 5.15.2 Frameworks Version: 5.81.0 Operating System: Linux 5.12.0-2-default x86_64 Windowing System: X11 Drkonqi Version: 5.21.5 Distribution: "openSUSE Tumbleweed" -- Information about the crash: - What I was doing when the application crashed: My default device /dev/video0 is in use to create a virtual device /dev/video10 (see https://github.com/allo-/virtual_webcam_background). Kamoso crashes at startup, while kamerka works with this new device. The crash can be reproduced every time. -- Backtrace: Application: Kamoso (kamoso), signal: Segmentation fault Content of s_kcrashErrorMessage: [Current thread is 1 (Thread 0x7f71f44f9f00 (LWP 9479))] [KCrash Handler] #6 g_type_check_instance_cast (type_instance=0x56431de52280, iface_type=0x50 [GObject]) at ../gobject/gtype.c:4114 #7 0x00007f71dc1a467b in () at /usr/lib64/gstreamer-1.0/libgstcamerabin.so #11 0x00007f71f890eb3f in <emit signal notify:zoom on instance 0x56431de1c080 [GstWrapperCameraBinSrc]> (instance=instance@entry=0x56431de1c080, signal_id=<optimized out>, detail=<optimized out>) at ../gobject/gsignal.c:3553 #8 0x00007f71f88f569f in g_closure_invoke (closure=0x56431da0e670, return_value=return_value@entry=0x0, n_param_values=2, param_values=param_values@entry=0x7fff0ecec790, invocation_hint=invocation_hint@entry=0x7fff0ecec710) at ../gobject/gclosure.c:810 #9 0x00007f71f8907fab in signal_emit_unlocked_R (node=node@entry=0x56431d28c9c0, detail=detail@entry=2457, instance=instance@entry=0x56431de1c080, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff0ecec790) at ../gobject/gsignal.c:3741 #10 0x00007f71f890e9d9 in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fff0ecec930) at ../gobject/gsignal.c:3497 #12 0x00007f71f88fa094 in g_object_dispatch_properties_changed (object=0x56431de1c080 [GstWrapperCameraBinSrc], n_pspecs=<optimized out>, pspecs=<optimized out>) at ../gobject/gobject.c:1206 #13 0x00007f71f8ab5da4 in gst_object_dispatch_properties_changed (object=0x56431de1c080 [GstWrapperCameraBinSrc], n_pspecs=1, pspecs=0x7fff0ececaa0) at ../gst/gstobject.c:455 #14 0x00007f71f88f98ce in g_object_notify_queue_thaw (object=0x56431de1c080 [GstWrapperCameraBinSrc], nqueue=<optimized out>) at ../gobject/gobject.c:341 #15 0x00007f71f88fd31f in g_object_set_valist (object=0x56431de1c080 [GstWrapperCameraBinSrc], first_property_name=<optimized out>, var_args=0x7fff0ececc20) at ../gobject/gobject.c:2471 #16 0x00007f71f88fdcfc in g_object_set (_object=0x56431de1c080, first_property_name=0x7f71dc1ab026 "zoom") at ../gobject/gobject.c:2635 #17 0x00007f71dc1a8f9e in () at /usr/lib64/gstreamer-1.0/libgstcamerabin.so #18 0x00007f71f8ae41e5 in gst_element_change_state (element=element@entry=0x56431de52610 [GstCameraBin|camerabin], transition=transition@entry=GST_STATE_CHANGE_NULL_TO_READY) at ../gst/gstelement.c:3046 #19 0x00007f71f8ae48ed in gst_element_set_state_func (element=0x56431de52610 [GstCameraBin|camerabin], state=GST_STATE_READY) at ../gst/gstelement.c:3000 #20 0x000056431b777342 in WebcamControl::playDevice(Device*) (this=0x7fff0eced2c0, device=0x56431d7cee00) at /usr/src/debug/kamoso-21.04.0-1.1.x86_64/src/video/webcamcontrol.cpp:301 #21 0x000056431b77865d in WebcamControl::onBusMessage(_GstMessage*) (message=<optimized out>, this=<optimized out>) at /usr/src/debug/kamoso-21.04.0-1.1.x86_64/src/video/webcamcontrol.cpp:320 #22 webcamWatch(GstBus*, GstMessage*, gpointer) (message=0x7f71a0001d40 [GstMessage], user_data=0x7fff0eced2c0) at /usr/src/debug/kamoso-21.04.0-1.1.x86_64/src/video/webcamcontrol.cpp:256 #23 0x00007f71f8acdf0c in gst_bus_source_dispatch (source=source@entry=0x56431de46c70, callback=0x56431b7784f0 <webcamWatch(GstBus*, GstMessage*, gpointer)>, user_data=0x7fff0eced2c0) at ../gst/gstbus.c:851 #24 0x00007f71f89928b7 in g_main_dispatch (context=0x7f71ec005000) at ../glib/gmain.c:3337 #25 g_main_context_dispatch (context=0x7f71ec005000) at ../glib/gmain.c:4055 #26 0x00007f71f8992c38 in g_main_context_iterate (context=context@entry=0x7f71ec005000, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4131 #27 0x00007f71f8992cef in g_main_context_iteration (context=0x7f71ec005000, may_block=may_block@entry=1) at ../glib/gmain.c:4196 #28 0x00007f71f6f5cd30 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x56431d21b990, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #29 0x00007f71f6f03b7b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fff0eced0f0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #30 0x00007f71f6f0bdb0 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #31 0x00007f71f73fba9c in QGuiApplication::exec() () at kernel/qguiapplication.cpp:1867 #32 0x00007f71f7b5ca75 in QApplication::exec() () at kernel/qapplication.cpp:2824 #33 0x000056431b773188 in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kamoso-21.04.0-1.1.x86_64/src/main.cpp:59 [Inferior 1 (process 9479) detached] Possible duplicates by query: bug 436863, bug 435992, bug 435427, bug 434974, bug 434725. Reported using DrKonqi Reply at: https://bugs.launchpad.net/ubuntu/+source/kamoso/+bug/1822169/comments/1 ------------------------------------------------------------------------ On 2021-10-12T02:22:23+00:00 Tony wrote: Created attachment 142351 New crash information added by DrKonqi kamoso (21.11.70) using Qt 5.15.2 Ok, that's bizarre, i literally saved the file from drkonqi, no wonder the drives from the machine i originally got it died soon after. -- Backtrace (Reduced): #4 QString::QString(QString const&) (other=..., this=0x7ffcde6df1e0) at /usr/include/qt5/QtCore/qstring.h:1093 #5 Device::objectId() const (this=0x0) at /usr/src/debug/kamoso-21.11.70git.20211005T003328~2a2174e-ku.4.1.x86_64/src/device.cpp:50 #6 WebcamControl::playDevice(Device*) (this=0x7ffcde6e1e90, device=0x0) at /usr/src/debug/kamoso-21.11.70git.20211005T003328~2a2174e-ku.4.1.x86_64/src/video/webcamcontrol.cpp:275 #7 0x0000556862128660 in Kamoso::setRecording(bool) (recording=<optimized out>, this=0x556862683ab0) at /usr/src/debug/kamoso-21.11.70git.20211005T003328~2a2174e-ku.4.1.x86_64/src/kamoso.cpp:117 #8 Kamoso::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=0x556862683ab0, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /usr/src/debug/kamoso-21.11.70git.20211005T003328~2a2174e-ku.4.1.x86_64/build/src/kamoso_autogen/EWIEGA46WW/moc_kamoso.cpp:201 Reply at: https://bugs.launchpad.net/ubuntu/+source/kamoso/+bug/1822169/comments/2 ------------------------------------------------------------------------ On 2021-10-12T02:24:44+00:00 Tony wrote: (In reply to Tony from comment #1) > Created attachment 142351 [details] > New crash information added by DrKonqi > > kamoso (21.11.70) using Qt 5.15.2 > > Ok, that's bizarre, i literally saved the file from drkonqi, no wonder the > drives from the machine i originally got it died soon after. > > -- Backtrace (Reduced): > #4 QString::QString(QString const&) (other=..., this=0x7ffcde6df1e0) at > /usr/include/qt5/QtCore/qstring.h:1093 > #5 Device::objectId() const (this=0x0) at > /usr/src/debug/kamoso-21.11.70git.20211005T003328~2a2174e-ku.4.1.x86_64/src/ > device.cpp:50 > #6 WebcamControl::playDevice(Device*) (this=0x7ffcde6e1e90, device=0x0) at > /usr/src/debug/kamoso-21.11.70git.20211005T003328~2a2174e-ku.4.1.x86_64/src/ > video/webcamcontrol.cpp:275 > #7 0x0000556862128660 in Kamoso::setRecording(bool) (recording=<optimized > out>, this=0x556862683ab0) at > /usr/src/debug/kamoso-21.11.70git.20211005T003328~2a2174e-ku.4.1.x86_64/src/ > kamoso.cpp:117 > #8 Kamoso::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) > (_o=0x556862683ab0, _c=<optimized out>, _id=<optimized out>, _a=<optimized > out>) at > /usr/src/debug/kamoso-21.11.70git.20211005T003328~2a2174e-ku.4.1.x86_64/ > build/src/kamoso_autogen/EWIEGA46WW/moc_kamoso.cpp:201 Please discard this, mistakes were made. Reply at: https://bugs.launchpad.net/ubuntu/+source/kamoso/+bug/1822169/comments/3 ** Changed in: kamoso Status: Unknown => New ** Changed in: kamoso Importance: Unknown => High -- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to kamoso in Ubuntu. https://bugs.launchpad.net/bugs/1822169 Title: Kamoso crashes on startup To manage notifications about this bug go to: https://bugs.launchpad.net/kamoso/+bug/1822169/+subscriptions -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs