unity-2d-panel crashed with SIGSEGV in QList<AbstractX11EventFilter*>::removeAll()

[Timothy Kross]

Binary package hint: unity-2d

Natty Alpha 1, in a normal Unity session, _not_ unity-2d.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: unity-2d-panel 3.2.2-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-1.28-generic 2.6.38-rc2
Uname: Linux 2.6.38-1-generic x86_64
Architecture: amd64
Date: Sun Jan 30 15:29:27 2011
ExecutablePath: /usr/bin/unity-2d-panel
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20110127)
ProcCmdline: unity-2d-panel
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 LC_MESSAGES=en_US.utf8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f0980f7c450 <_ZN5QListIP22AbstractX11EventFilterE9removeAllERKS1_+16>: mov (%rdi),%rax
 PC (0x7f0980f7c450) ok
 source "(%rdi)" (0x00000010) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: unity-2d
StacktraceTop:
 QList<AbstractX11EventFilter*>::removeAll(AbstractX11EventFilter* const&) () from /usr/lib/libuqpanel.so.0
 Unity2dApplication::removeX11EventFilter(AbstractX11EventFilter*) () from /usr/lib/libuqpanel.so.0
 KeyboardModifiersMonitor::~KeyboardModifiersMonitor() () from /usr/lib/libuqpanel.so.0
 KeyboardModifiersMonitor::~KeyboardModifiersMonitor() () from /usr/lib/libuqpanel.so.0
 QObjectPrivate::deleteChildren() () from /usr/lib/libQtCore.so.4
Title: unity-2d-panel crashed with SIGSEGV in QList<AbstractX11EventFilter*>::removeAll()
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 QList<AbstractX11EventFilter*>::removeAll (
 Unity2dApplication::removeX11EventFilter (
 ~KeyboardModifiersMonitor (this=0x24b3ca0)
 ~KeyboardModifiersMonitor (this=0x24b3ca0)
 QObjectPrivate::deleteChildren (this=0x22de4c0)