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[Bug 1246850] Re: unity8 crashed with SIGSEGV in AccelerometerCommon::AccelerometerCommon()

 

It's crashing in qtubuntu-sensors code in

AccelerometerCommon::AccelerometerCommon(QObject *parent)
    : QObject(parent),
      m_reading(new QAccelerometerReading),
      m_minDelay(-1),
      m_minValue(0.0),
      m_maxValue(0.0),
      m_resolution(0.0)
{
    m_accelerometer = ua_sensors_accelerometer_new();     <---- line 29 of common.cpp

So doesn't look like an unity8 issue to me, more like a platform-api
one, since it seems to be crashing inside  ua_sensors_accelerometer_new

** Also affects: qtubuntu-sensors (Ubuntu)
   Importance: Undecided
       Status: New

** Also affects: platform-api (Ubuntu)
   Importance: Undecided
       Status: New

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https://bugs.launchpad.net/bugs/1246850

Title:
  unity8 crashed with SIGSEGV in
  AccelerometerCommon::AccelerometerCommon()

Status in QT Ubuntu:
  New
Status in “platform-api” package in Ubuntu:
  New
Status in “qtubuntu-sensors” package in Ubuntu:
  New
Status in “unity8” package in Ubuntu:
  New

Bug description:
  Unity8 under mir crashes on desktop on startup.

  ProblemType: Crash
  DistroRelease: Ubuntu 14.04
  Package: unity8 7.83+14.04.20131028.1-0ubuntu1
  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: Thu Oct 31 11:05:47 2013
  Disassembly: => 0x0:	Cannot access memory at address 0x0
  ExecutablePath: /usr/bin/unity8
  ExecutableTimestamp: 1383000483
  MarkForUpload: True
  ProcCmdline: unity8 --vt 7
  ProcCwd: /root
  ProcEnviron:
   SHELL=/bin/bash
   TERM=screen
   PATH=(custom, no user)
   LANG=pl_PL.UTF-8
  SegvAnalysis:
   Segfault happened at: 0x0:	Cannot access memory at address 0x0
   PC (0x00000000) not located in a known VMA region (needed executable region)!
   Stack memory exhausted (SP below stack segment)
  SegvReason: executing NULL VMA
  Signal: 11
  SourcePackage: unity8
  StacktraceTop:
   ?? ()
   AccelerometerCommon::AccelerometerCommon(QObject*) () from /usr/lib/x86_64-linux-gnu/qt5/plugins/sensors/libqtubuntu_sensors_plugins.so
   OrientationSensorImpl::OrientationSensorImpl(QSensor*) () from /usr/lib/x86_64-linux-gnu/qt5/plugins/sensors/libqtubuntu_sensors_plugins.so
   AalSensorPlugins::createBackend(QSensor*) () from /usr/lib/x86_64-linux-gnu/qt5/plugins/sensors/libqtubuntu_sensors_plugins.so
   QSensorManager::createBackend(QSensor*) () from /usr/lib/x86_64-linux-gnu/libQt5Sensors.so.5
  Title: unity8 crashed with SIGSEGV in AccelerometerCommon::AccelerometerCommon()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

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