unity8 crashed with SIGSEGV

[Omer Akram]

Unity8 crashed with new scopes. random crash.

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: unity8 7.84+14.04.20140324.4-0ubuntu1
Uname: Linux 3.4.0-5-mako armv7l
ApportVersion: 2.13.3-0ubuntu1
Architecture: armhf
CurrentDesktop: Unity
Date: Tue Mar 25 15:24:00 2014
ExecutablePath: /usr/bin/unity8
InstallationDate: Installed on 2014-03-25 (0 days ago)
InstallationMedia: Ubuntu Trusty Tahr (development branch) - armhf (20140325)
ProcCmdline: unity8
Signal: 11
SourcePackage: unity8
Stacktrace:
 #0 0xaa3ba828 in ?? () from /usr/lib/arm-linux-gnueabihf/unity8/qml/Unity/Launcher/libUnityLauncher-qml.so
 No symbol table info available.
 #1 0xaa3ba806 in ?? () from /usr/lib/arm-linux-gnueabihf/unity8/qml/Unity/Launcher/libUnityLauncher-qml.so
 No symbol table info available.
 Backtrace stopped: previous frame identical to this frame (corrupt stack?)
StacktraceTop:
 ?? () from /usr/lib/arm-linux-gnueabihf/unity8/qml/Unity/Launcher/libUnityLauncher-qml.so
 ?? () from /usr/lib/arm-linux-gnueabihf/unity8/qml/Unity/Launcher/libUnityLauncher-qml.so
Title: unity8 crashed with SIGSEGV
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm autopilot cdrom dialout dip nopasswdlogin plugdev sudo tty video

[Apport retracing service (apport)]

StacktraceTop:
 LauncherModel::focusedAppIdChanged() () at /build/buildd/unity8-7.84+14.04.20140324.4/plugins/Unity/Launcher/launchermodel.cpp:339
 QMetaObject::activate(QObject*, int, int, void**) () at kernel/qobject.cpp:3569
 unitymir::ApplicationManager::setFocused(unitymir::Application*) () at /build/buildd/unity-mir-0.3+14.04.20140317.2/src/modules/Unity/Application/application_manager.cpp:768
 unitymir::ApplicationManager::onSessionFocused(std::shared_ptr<mir::shell::Session> const&) () at /build/buildd/unity-mir-0.3+14.04.20140317.2/src/modules/Unity/Application/application_manager.cpp:701
 QMetaCallEvent::placeMetaCall(QObject*) () at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:132

[Michael Zanetti (mzanetti)]

I haven't seen this happening any more ever since I change the Launcher code to not trust ApplicationManager's signals blindly. Marking as fixed.