Steps:

• Start application.
• Click on the TextField for opening the native Android keyboard.
• Close the native Android keyboard.
• Swipe on page 2 "Open Camera".  
• Click the button "Camera".
• Choose something in request camera permission dialogue and watch on the application output, you see written below.
• The second time this sequence doesn't reproduce the problem, because we don't have camera permission dialogue.

Similar bug: 

1. QTBUG-72549
2. QTBUG-72747
3. QTBUG-72101

Application output:

The Nexus 6

W linker : /data/data/org.qtproject.example.CameraTest/qt-reserved-files/qml/QtMultimedia/libdeclarative_multimedia.so: unsupported flags DT_FLAGS_1=0x80

I art : Thread[3,tid=27264,WaitingInMainSignalCatcherLoop,Thread*=0xa3044800,peer=0x12c54280,"Signal Catcher"]: reacting to signal 3

02-26 11:40:42.267 27258 27264 I art :

I art : Wrote stack traces to '/data/anr/traces.txt' 

"org.qtproject.example.CameraTest" died.

The Xiaomi RedmiX

W linker : /data/data/org.qtproject.example.CameraTest/qt-reserved-files/qml/QtMultimedia/libdeclarative_multimedia.so: unsupported flags DT_FLAGS_1=0x80

I Timeline: Timeline: Activity_launch_request time:72627577 intent:Intent { act=android.content.pm.action.REQUEST_PERMISSIONS pkg=com.google.android.packageinstaller (has extras) }

I art : Thread[3,tid=3603,WaitingInMainSignalCatcherLoop,Thread*=0xe5a8dd00,peer=0x12c355e0,"Signal Catcher"]: reacting to signal 3

02-26 12:21:51.645 3594 3603 I art :

I art : Wrote stack traces to '/data/anr/traces.txt' 

"org.qtproject.example.CameraTest" died.

The Google Pixel 2

W linker : Warning: "/data/data/org.qtproject.example.CameraTest/qt-reserved-files/qml/QtMultimedia/libdeclarative_multimedia.so" has unsupported flags DT_FLAGS_1=0x80 (ignoring unsupported flags)

I mple.CameraTes: Thread[3,tid=18351,WaitingInMainSignalCatcherLoop,Thread*=0xf2ec8c00,peer=0x12d00098,"Signal Catcher"]: reacting to signal 3

02-26 12:25:48.661 18345 18351 I mple.CameraTes:

I mple.CameraTes: Wrote stack traces to '[tombstoned]'

 "org.qtproject.example.CameraTest" died.