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Type: Bug
Resolution: Done
Priority: P2: Important
Fix Version/s: 5.9
Affects Version/s: 5.5.1, 5.6.0
Component/s: Multimedia
Labels:
- Reported_by_support_silver
Environment:
Android 6.0.1 - Nexus 6

Description

[Android]: When sending the application into the background while capturing an image from the camera can cause a crash.

Reproducible with the declarative-camera example and the stack is:

1	AndroidCamera::startPreview()			0x9bd12bae	
2	QAndroidCameraSession::onCameraPictureCaptured(QByteArray const&)			0x9bd1c1d2	
3	QMetaCallEvent::placeMetaCall(QObject *)			0xaee6a512	
4	QObject::event(QEvent *)			0xaee6ce96	
5	QApplicationPrivate::notify_helper(QObject *, QEvent *)			0x9bee85a2	
6	QApplication::notify(QObject *, QEvent *)			0x9beebc12	
7	QCoreApplication::notifyInternal2(QObject *, QEvent *)			0xaee4e258	
8	QCoreApplicationPrivate::sendPostedEvents(QObject *, int, QThreadData *)			0xaee504a2	
9	QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)			0xaee8371c	
10	QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)			0x9bd5cff0	
11	QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)			0xaee4d02c	
12	QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)			0xaee4d646	
13	QCoreApplication::exec()			0xaee5288c	
14	main	main.cpp	77	0x9ac9cb74	
15	startMainMethod(void *)			0x9bd4d6c0	
16	__pthread_start(void *)			0xb6d5c460	
17	__start_thread			0xb6d36b44	
18	??

with the output on the console:

 
Debugging starts
I art     : Late-enabling -Xcheck:jni
W System  : ClassLoader referenced unknown path:
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5Network.so: unused DT entry: type 0xf arg 0x119c9
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5Network.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5Qml.so: unused DT entry: type 0xf arg 0x33c4c
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5Qml.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5Gui.so: unused DT entry: type 0xf arg 0x5042f
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5Gui.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5Quick.so: unused DT entry: type 0xf arg 0x3d1ac
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5Quick.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5Multimedia.so: unused DT entry: type 0xf arg 0x18ed3
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5Multimedia.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5QuickParticles.so: unused DT entry: type 0xf arg 0x365b
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5QuickParticles.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5MultimediaQuick_p.so: unused DT entry: type 0xf arg 0x3256
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libQt5MultimediaQuick_p.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/platforms/android/libqtforandroid.so: unused DT entry: type 0xf arg 0x9260
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/platforms/android/libqtforandroid.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/platforms/android/libqtforandroid.so: is missing DT_SONAME will use basename as a replacement: "libqtforandroid.so"
I Qt      : qt start
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/bearer/libqandroidbearer.so: unused DT entry: type 0xf arg 0x1746
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/bearer/libqandroidbearer.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/bearer/libqandroidbearer.so: is missing DT_SONAME will use basename as a replacement: "libqandroidbearer.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/mediaservice/libqtmedia_android.so: unused DT entry: type 0xf arg 0x5271
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/mediaservice/libqtmedia_android.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/mediaservice/libqtmedia_android.so: is missing DT_SONAME will use basename as a replacement: "libqtmedia_android.so"
W linker  : /data/app/org.qtproject.example.declarative_camera-1/lib/arm/libdeclarative-camera.so: unused DT entry: type 0x1d arg 0x5ec
D         : (null):0 ((null)): QML debugging is enabled. Only use this in a safe environment.
I Qt JAVA : DEBUGGER: extra parameters: Bundle[{debug_ping=true, gdbserver_socket=/data/data/org.qtproject.example.declarative_camera/debug-socket, qml_debug=true, gdbserver_command=/data/data/org.qtproject.example.declarative_camera/lib/libgdbserver.so --multi +/data/data/org.qtproject.example.declarative_camera/debug-socket, qmljsdebugger=port:65229,block,services:DebugMessages,QmlDebugger,V8Debugger,QmlInspector, ping_socket=org.qtproject.example.declarative_camera.ping_pong_socket}]
I Qt JAVA : DEBUGGER: removing gdb socket /data/data/org.qtproject.example.declarative_camera/debug-socket
I Qt JAVA : DEBUGGER: starting /data/data/org.qtproject.example.declarative_camera/lib/libgdbserver.so --multi +/data/data/org.qtproject.example.declarative_camera/debug-socket
I Qt JAVA : DEBUGGER: gdbserver started
I Qt JAVA : DEBUGGER: waiting for socket at /data/data/org.qtproject.example.declarative_camera/debug-socket, attempt 0
I Qt JAVA : DEBUGGER: waiting for socket at /data/data/org.qtproject.example.declarative_camera/debug-socket, attempt 1
I Qt JAVA : DEBUGGER: socket ok
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Debug socket accepted
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
Could not load shared library symbols for 116 libraries, e.g. /system/bin/linker.
Use the "info sharedlibrary" command to see the complete listing.
Do you need "set solib-search-path" or "set sysroot"?Unable to find dynamic linker breakpoint function.
GDB will be unable to debug shared library initializers
and track explicitly loaded dynamic code.I Qt JAVA : DEBUGGER: Waiting for debug socket connect
I Qt JAVA : DEBUGGER: go to sleep
I Qt JAVA : DEBUGGER: Incoming socket OK
I Qt JAVA : DEBUGGER: Got pid acknowledgment
I Qt JAVA : DEBUGGER: ping not requested
I Qt JAVA : DEBUGGER: pong not requested
D OpenGLRenderer: Use EGL_SWAP_BEHAVIOR_PRESERVED: true
I Adreno  : QUALCOMM build                   : 52af4d2, I8366cd0437
I Adreno  : Build Date                       : 10/20/15
I Adreno  : OpenGL ES Shader Compiler Version: XE031.05.13.02
I Adreno  : Local Branch                     : M14
I Adreno  : Remote Branch                    :
I Adreno  : Remote Branch                    :
I Adreno  : Reconstruct Branch               :
I OpenGLRenderer: Initialized EGL, version 1.4
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_server.so: unused DT entry: type 0xf arg 0x16fc
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_server.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_server.so: is missing DT_SONAME will use basename as a replacement: "libqmldbg_server.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_debugger.so: unused DT entry: type 0xf arg 0x39ea
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_debugger.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_debugger.so: is missing DT_SONAME will use basename as a replacement: "libqmldbg_debugger.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_inspector.so: unused DT entry: type 0xf arg 0x2329
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_inspector.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_inspector.so: is missing DT_SONAME will use basename as a replacement: "libqmldbg_inspector.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_tcp.so: unused DT entry: type 0xf arg 0x767
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_tcp.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/qmltooling/libqmldbg_tcp.so: is missing DT_SONAME will use basename as a replacement: "libqmldbg_tcp.so"
D libdeclarative-camera.so: (null):0 ((null)): QML Debugger: Waiting for connection on port 65229...
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/qml/QtQuick.2/libqtquick2plugin.so: unused DT entry: type 0xf arg 0x4bd
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/qml/QtQuick.2/libqtquick2plugin.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/qml/QtQuick.2/libqtquick2plugin.so: is missing DT_SONAME will use basename as a replacement: "libqtquick2plugin.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/qml/QtMultimedia/libdeclarative_multimedia.so: unused DT entry: type 0xf arg 0x55db
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/qml/QtMultimedia/libdeclarative_multimedia.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/qml/QtMultimedia/libdeclarative_multimedia.so: is missing DT_SONAME will use basename as a replacement: "libdeclarative_multimedia.so"
W libdeclarative-camera.so: qrc:///VideoCaptureControls.qml:110 ((null)): qrc:///VideoCaptureControls.qml:110: Error: Cannot assign [undefined] to QString
W libdeclarative-camera.so: qrc:///CameraListButton.qml:65 ((null)): qrc:///CameraListButton.qml:65:5: QML CameraListPopup: Binding loop detected for property "currentValue"
W libdeclarative-camera.so: qrc:///PhotoCaptureControls.qml:135 ((null)): qrc:///PhotoCaptureControls.qml:135: Error: Cannot assign [undefined] to QString
W libdeclarative-camera.so: qrc:///CameraListButton.qml:65 ((null)): qrc:///CameraListButton.qml:65:5: QML CameraListPopup: Binding loop detected for property "currentValue"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/video/videonode/libqtsgvideonode_android.so: unused DT entry: type 0xf arg 0xb11
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/video/videonode/libqtsgvideonode_android.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/video/videonode/libqtsgvideonode_android.so: is missing DT_SONAME will use basename as a replacement: "libqtsgvideonode_android.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqdds.so: unused DT entry: type 0xf arg 0xb88
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqdds.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqdds.so: is missing DT_SONAME will use basename as a replacement: "libqdds.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqgif.so: unused DT entry: type 0xf arg 0x7cd
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqgif.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqgif.so: is missing DT_SONAME will use basename as a replacement: "libqgif.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqicns.so: unused DT entry: type 0xf arg 0xccf
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqicns.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqicns.so: is missing DT_SONAME will use basename as a replacement: "libqicns.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqico.so: unused DT entry: type 0xf arg 0xb06
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqico.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqico.so: is missing DT_SONAME will use basename as a replacement: "libqico.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqjpeg.so: unused DT entry: type 0xf arg 0x10e8
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqjpeg.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqjpeg.so: is missing DT_SONAME will use basename as a replacement: "libqjpeg.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqtga.so: unused DT entry: type 0xf arg 0x8cd
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqtga.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqtga.so: is missing DT_SONAME will use basename as a replacement: "libqtga.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqtiff.so: unused DT entry: type 0xf arg 0xc67
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqtiff.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqtiff.so: is missing DT_SONAME will use basename as a replacement: "libqtiff.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqwbmp.so: unused DT entry: type 0xf arg 0x996
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqwbmp.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqwbmp.so: is missing DT_SONAME will use basename as a replacement: "libqwbmp.so"
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqwebp.so: unused DT entry: type 0xf arg 0xa8a
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqwebp.so: unsupported flags DT_FLAGS_1=0x81
W linker  : /data/data/org.qtproject.example.declarative_camera/qt-reserved-files/plugins/imageformats/libqwebp.so: is missing DT_SONAME will use basename as a replacement: "libqwebp.so"
D Camera  : app passed NULL surface
D Camera  : app passed NULL surface
W libdeclarative-camera.so: (null):0 ((null)): Can't find surface 1
W libdeclarative-camera.so: (null):0 ((null)): Can't find surface 1
D Camera  : app passed NULL surface
D Camera  : app passed NULL surface
W libdeclarative-camera.so: (null):0 ((null)): Can't find surface 2
W libdeclarative-camera.so: (null):0 ((null)): Can't find surface 2
D Camera  : app passed NULL surface
D Camera  : app passed NULL surface
W Camera-JNI: callback on dead camera object
W Camera-JNI: callback on dead camera object
W Camera-JNI: callback on dead camera object
W libdeclarative-camera.so: (null):0 ((null)): Can't find surface 3
W libdeclarative-camera.so: (null):0 ((null)): Can't find surface 3
D Camera  : app passed NULL surface
D Camera  : app passed NULL surface

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For Gerrit Dashboard: QTBUG-52366
#	Subject	Branch	Project	Status	CR	V
210917,4	Fix crash when an app is sent to background while capturing an image	5.9	qt/qtmultimedia	Status: MERGED	+2	0

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People

Assignee:: Valentyn Doroshchuk

Reporter:: Andy Shaw

Votes:: 2 Vote for this issue

Watchers:: 4 Start watching this issue

Dates

Created:: 05 Apr '16 11:33

Updated:: 27 Nov '18 14:09

Resolved:: 27 Nov '18 14:09

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Fix crash when an app is sent to background while capturing an image: Gerrit Review: