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[Bug 1245619] Re: camera-app crashed with SIGSEGV in ref()

To: ubuntu-apps-bugs@xxxxxxxxxxxxxxxxxxx
From: Bill Filler <1245619@xxxxxxxxxxxxxxxxxx>
Date: Mon, 10 Mar 2014 00:58:17 -0000
Reply-to: Bug 1245619 <1245619@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

can no longer switch between camera when DESKTOP_MODE=1

** Changed in: camera-app (Ubuntu)
       Status: Confirmed => Fix Released

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https://bugs.launchpad.net/bugs/1245619

Title:
  camera-app crashed with SIGSEGV in ref()

Status in “camera-app” package in Ubuntu:
  Fix Released

Bug description:
  camera-app crashed on desktop when trying to switch between back and
  front camera (which I only have a front one).

  ProblemType: Crash
  DistroRelease: Ubuntu 14.04
  Package: camera-app 2.9.1+13.10.20131011-0ubuntu1
  ProcVersionSignature: Ubuntu 3.11.0-12.19-generic 3.11.3
  Uname: Linux 3.11.0-12-generic x86_64
  NonfreeKernelModules: wl nvidia
  ApportVersion: 2.12.6-0ubuntu1
  Architecture: amd64
  Date: Mon Oct 28 11:34:35 2013
  ExecutablePath: /usr/bin/camera-app
  MarkForUpload: True
  ProcCmdline: camera-app
  SegvAnalysis:
   Segfault happened at: 0x7fde40bb7e8a <_ZNK33QGstreamerVideoInputDeviceControl10deviceNameEi+26>:	mov    (%rdx),%edi
   PC (0x7fde40bb7e8a) ok
   source "(%rdx)" (0x6469762f7665642f) not located in a known VMA region (needed readable region)!
   destination "%edi" ok
  SegvReason: reading unknown VMA
  Signal: 11
  SourcePackage: camera-app
  StacktraceTop:
   QGstreamerVideoInputDeviceControl::deviceName(int) const () from /usr/lib/x86_64-linux-gnu/libqgsttools_p.so.1
   QGstreamerVideoInputDeviceControl::setSelectedDevice(int) () from /usr/lib/x86_64-linux-gnu/libqgsttools_p.so.1
   AdvancedCameraSettings::setActiveCameraIndex(int) () from /usr/lib/x86_64-linux-gnu/qt5/qml/CameraApp/libcamera-qml.so
   AdvancedCameraSettings::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/x86_64-linux-gnu/qt5/qml/CameraApp/libcamera-qml.so
   ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
  Title: camera-app crashed with SIGSEGV in QGstreamerVideoInputDeviceControl::deviceName()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm autopilot cdrom dip lpadmin plugdev sambashare sbuild sudo

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