qtcreator crashed with SIGSEGV in QGraphicsItem::acceptHoverEvents()

[Jono Bacon]

Caught by the crash handler. I was running through the Transitions example when Qt Creator crashed.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: qtcreator 2.4.0~rc-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-2.6-generic 3.2.0-rc3
Uname: Linux 3.2.0-2-generic i686
ApportVersion: 1.90-0ubuntu1
Architecture: i386
CrashCounter: 1
Date: Fri Dec 2 15:16:59 2011
ExecutablePath: /usr/bin/qtcreator
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110202)
ProcCmdline: qtcreator
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x12e1987 <_ZNK13QGraphicsItem17acceptHoverEventsEv+7>: testb $0x4,0xf9(%eax)
 PC (0x012e1987) ok
 source "$0x4" ok
 destination "0xf9(%eax)" (0x000000f9) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: qtcreator
StacktraceTop:
 QGraphicsItem::acceptHoverEvents() const () from /usr/lib/i386-linux-gnu/libQtGui.so.4
 ?? () from /usr/lib/i386-linux-gnu/libQtDeclarative.so.4
 QGraphicsItem::sceneEvent(QEvent*) () from /usr/lib/i386-linux-gnu/libQtGui.so.4
 QDeclarativeItem::sceneEvent(QEvent*) () from /usr/lib/i386-linux-gnu/libQtDeclarative.so.4
 ?? () from /usr/lib/i386-linux-gnu/libQtDeclarative.so.4
Title: qtcreator crashed with SIGSEGV in QGraphicsItem::acceptHoverEvents()
UpgradeStatus: Upgraded to precise on 2011-12-01 (0 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XsessionErrors:
 (xchat-gnome:2411): Gtk-WARNING **: Unknown property: TopicLabel.creation-function
 (xchat-gnome:2411): Gtk-WARNING **: Unknown property: ConversationPanel.creation-function
 (xchat-gnome:2411): Gtk-WARNING **: Unknown property: TextEntry.creation-function
 (xchat-gnome:2411): Gtk-WARNING **: Unknown property: FindBar.creation-function
 (xchat-gnome:2411): Gtk-WARNING **: Unknown property: StatusBar.creation-function

[Apport retracing service (apport)]

StacktraceTop:
 QGraphicsItem::acceptHoverEvents (this=0xab1aef8) at graphicsview/qgraphicsitem.cpp:2983
 QDeclarativeMouseArea::mouseReleaseEvent (this=0xab1aef0, event=0xbfbd4518) at graphicsitems/qdeclarativemousearea.cpp:591
 QGraphicsItem::sceneEvent (this=0xab1aef8, event=0xbfbd4518) at graphicsview/qgraphicsitem.cpp:6730
 QDeclarativeItem::sceneEvent (this=0xab1aef0, event=0xbfbd4518) at graphicsitems/qdeclarativeitem.cpp:3005
 QDeclarativeMouseArea::sceneEvent (this=0xab1aef0, event=0xbfbd4518) at graphicsitems/qdeclarativemousearea.cpp:682

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Zoltan Balogh (bzoltan)]

Is this issue still present in the 14.04 release of the QtCreator?