Bug 235132

Summary: kdevelop crashes while editing c++ source code
Product: [Applications] kdevelop Reporter: Taneli Otala <taneli>
Component: generalAssignee: kdevelop-bugs-null
Status: RESOLVED NOT A BUG    
Severity: crash    
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Unlisted Binaries   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Taneli Otala 2010-04-23 03:12:35 UTC 
Application that crashed: kdevelop
Version of the application: 3.9.95 (using KDevPlatform 0.9.95)
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-20-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
editing a large imported (autogen/make) project
kdevelop had worked for two days, suddenly crashes right after copy/paste of few lines of code, while editing

 -- Backtrace:
Application: KDevelop (kdevelop), signal: Aborted
[Current thread is 1 (Thread 0xb7809700 (LWP 30039))]

Thread 11 (Thread 0xb474fb70 (LWP 30040)):
#0  0x00ffe422 in __kernel_vsyscall ()
#1  0x00fe1142 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:179
#2  0x00f198d4 in __pthread_cond_timedwait (cond=0x9186b18, mutex=0x9186b00, abstime=0xb474f2c0) at forward.c:152
#3  0x00273def in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0x077bd715 in ?? () from /usr/lib/libkdevplatformlanguage.so.1
#5  0x00272e32 in ?? () from /usr/lib/libQtCore.so.4
#6  0x00fdc80e in start_thread (arg=0xb474fb70) at pthread_create.c:300
#7  0x00f0c8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 10 (Thread 0xb3063b70 (LWP 30041)):
#0  0x00ffe422 in __kernel_vsyscall ()
#1  0x00f19bd3 in __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:95
#2  0x00eb0f57 in _L_lock_9510 () from /lib/tls/i686/cmov/libc.so.6
#3  0x00eaf7c6 in *__GI___libc_free (mem=0x9293738) at malloc.c:3714
#4  0x072ea196 in g_free () from /lib/libglib-2.0.so.0
#5  0x072e1871 in ?? () from /lib/libglib-2.0.so.0
#6  0x0038ec16 in QEventDispatcherGlib::~QEventDispatcherGlib() () from /usr/lib/libQtCore.so.4
#7  0x00272fb8 in ?? () from /usr/lib/libQtCore.so.4
#8  0x00272e3a in ?? () from /usr/lib/libQtCore.so.4
#9  0x00fdc80e in start_thread (arg=0xb3063b70) at pthread_create.c:300
#10 0x00f0c8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 9 (Thread 0xb189bb70 (LWP 30133)):
#0  0x00ffe422 in __kernel_vsyscall ()
#1  0x00f19bd3 in __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:95
#2  0x00eb0f57 in _L_lock_9510 () from /lib/tls/i686/cmov/libc.so.6
#3  0x00eaf7c6 in *__GI___libc_free (mem=0x97ea068) at malloc.c:3714
#4  0x00a796f1 in operator delete(void*) () from /usr/lib/libstdc++.so.6
#5  0x0038df7e in QEventDispatcherGlib::unregisterSocketNotifier(QSocketNotifier*) () from /usr/lib/libQtCore.so.4
#6  0x0037db19 in QSocketNotifier::setEnabled(bool) () from /usr/lib/libQtCore.so.4
#7  0x0038e392 in ?? () from /usr/lib/libQtCore.so.4
#8  0x072e4cd1 in g_main_context_check () from /lib/libglib-2.0.so.0
#9  0x072e547c in ?? () from /lib/libglib-2.0.so.0
#10 0x072e5863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#11 0x0038e02c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#12 0x00361c79 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#13 0x003620ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#14 0x0026fb73 in QThread::exec() () from /usr/lib/libQtCore.so.4
#15 0x003446ab in ?? () from /usr/lib/libQtCore.so.4
#16 0x00272e32 in ?? () from /usr/lib/libQtCore.so.4
#17 0x00fdc80e in start_thread (arg=0xb189bb70) at pthread_create.c:300
#18 0x00f0c8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 8 (Thread 0xb006cb70 (LWP 30137)):
#0  0x00fe0119 in __pthread_mutex_unlock_usercnt (mutex=0x9f6aa64, decr=1) at pthread_mutex_unlock.c:36
#1  0x00f19a86 in pthread_mutex_unlock (mutex=0x9f6aa64) at forward.c:184
#2  0x072e4f7e in g_main_context_prepare () from /lib/libglib-2.0.so.0
#3  0x072e5351 in ?? () from /lib/libglib-2.0.so.0
#4  0x072e5863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#5  0x0038e067 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#6  0x00361c79 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#7  0x003620ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#8  0x0026fb73 in QThread::exec() () from /usr/lib/libQtCore.so.4
#9  0x078c21d0 in ?? () from /usr/lib/libkdevplatformlanguage.so.1
#10 0x00272e32 in ?? () from /usr/lib/libQtCore.so.4
#11 0x00fdc80e in start_thread (arg=0xb006cb70) at pthread_create.c:300
#12 0x00f0c8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 7 (Thread 0xaf86bb70 (LWP 30138)):
#0  0x00fe0101 in __pthread_mutex_unlock_usercnt (mutex=0x9f6c28c, decr=1) at pthread_mutex_unlock.c:36
#1  0x00f19a86 in pthread_mutex_unlock (mutex=0x9f6c28c) at forward.c:184
#2  0x072e52bd in ?? () from /lib/libglib-2.0.so.0
#3  0x072e5863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#4  0x0038e067 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#5  0x00361c79 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#6  0x003620ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#7  0x0026fb73 in QThread::exec() () from /usr/lib/libQtCore.so.4
#8  0x078c21d0 in ?? () from /usr/lib/libkdevplatformlanguage.so.1
#9  0x00272e32 in ?? () from /usr/lib/libQtCore.so.4
#10 0x00fdc80e in start_thread (arg=0xaf86bb70) at pthread_create.c:300
#11 0x00f0c8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 6 (Thread 0xaf06ab70 (LWP 30141)):
#0  0x00ffe422 in __kernel_vsyscall ()
#1  0x00fe0e15 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:122
#2  0x00f1987d in __pthread_cond_wait (cond=0x8e0fec8, mutex=0x8e0feb0) at forward.c:139
#3  0x002724d2 in ?? () from /usr/lib/libQtCore.so.4
#4  0x0026dba2 in QMutex::lock() () from /usr/lib/libQtCore.so.4
#5  0x00c4db3b in kDebugStream(QtMsgType, int, char const*, int, char const*) () from /usr/lib/libkdecore.so.5
#6  0x02c9949e in ?? () from /usr/lib/kde4/kdevcpplanguagesupport.so
#7  0x02c95314 in ?? () from /usr/lib/kde4/kdevcpplanguagesupport.so
#8  0x00272e32 in ?? () from /usr/lib/libQtCore.so.4
#9  0x00fdc80e in start_thread (arg=0xaf06ab70) at pthread_create.c:300
#10 0x00f0c8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 5 (Thread 0xae666b70 (LWP 30142)):
#0  0x00ffe422 in __kernel_vsyscall ()
#1  0x00f19bd3 in __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:95
#2  0x00eb0f57 in _L_lock_9510 () from /lib/tls/i686/cmov/libc.so.6
#3  0x00eaf7c6 in *__GI___libc_free (mem=0xc1f2a90) at malloc.c:3714
#4  0x00a796f1 in operator delete(void*) () from /usr/lib/libstdc++.so.6
#5  0x0037379f in QObjectPrivate::cleanConnectionLists() () from /usr/lib/libQtCore.so.4
#6  0x003739d7 in QObjectPrivate::addConnection(int, QObjectPrivate::Connection*) () from /usr/lib/libQtCore.so.4
#7  0x00374d90 in QMetaObject::connect(QObject const*, int, QObject const*, int, int, int*) () from /usr/lib/libQtCore.so.4
#8  0x00375236 in QObject::connect(QObject const*, char const*, QObject const*, char const*, Qt::ConnectionType) () from /usr/lib/libQtCore.so.4
#9  0x00309ae5 in QTextStream::QTextStream(QIODevice*) () from /usr/lib/libQtCore.so.4
#10 0x00c5086d in ?? () from /usr/lib/libkdecore.so.5
#11 0x00c4db01 in kDebugStream(QtMsgType, int, char const*, int, char const*) () from /usr/lib/libkdecore.so.5
#12 0x02fac2a2 in TypeBuilder::typeForCurrentDeclaration() () from /usr/lib/libkdev4cppduchain.so.3.9.95
#13 0x02f8020d in DeclarationBuilder::closeDeclaration(bool) () from /usr/lib/libkdev4cppduchain.so.3.9.95
#14 0x02f7f73d in DeclarationBuilder::visitDeclarator(DeclaratorAST*) () from /usr/lib/libkdev4cppduchain.so.3.9.95
#15 0x02f66b40 in ContextBuilder::visitInitDeclarator(InitDeclaratorAST*) () from /usr/lib/libkdev4cppduchain.so.3.9.95
#16 0x02f7b5ca in DeclarationBuilder::visitInitDeclarator(InitDeclaratorAST*) () from /usr/lib/libkdev4cppduchain.so.3.9.95
#17 0x02c1d2a3 in Visitor::visit(AST*) () from /usr/lib/libkdev4cppparser.so.3.9.95
#18 0x02c1c291 in ?? () from /usr/lib/libkdev4cppparser.so.3.9.95
#19 0x02f64b4f in ContextBuilder::visitTypedef(TypedefAST*) () from /usr/lib/libkdev4cppduchain.so.3.9.95
#20 0x02fabeb4 in TypeBuilder::visitTypedef(TypedefAST*) () from /usr/lib/libkdev4cppduchain.so.3.9.95
#21 0x02f78d9b in DeclarationBuilder::visitTypedef(TypedefAST*) () from /usr/lib/libkdev4cppduchain.so.3.9.95
#22 0x02c1d2a3 in Visitor::visit(AST*) () from /usr/lib/libkdev4cppparser.so.3.9.95
#23 0x02c1c171 in ?? () from /usr/lib/libkdev4cppparser.so.3.9.95
#24 0x02c1d2a3 in Visitor::visit(AST*) () from /usr/lib/libkdev4cppparser.so.3.9.95
#25 0x02c1b71b in DefaultVisitor::visitNamespace(NamespaceAST*) () from /usr/lib/libkdev4cppparser.so.3.9.95
#26 0x02f6824e in ContextBuilder::visitNamespace(NamespaceAST*) () from /usr/lib/libkdev4cppduchain.so.3.9.95
#27 0x02f7cc47 in DeclarationBuilder::visitNamespace(NamespaceAST*) () from /usr/lib/libkdev4cppduchain.so.3.9.95
#28 0x02c1d2a3 in Visitor::visit(AST*) () from /usr/lib/libkdev4cppparser.so.3.9.95
#29 0x02c1c171 in ?? () from /usr/lib/libkdev4cppparser.so.3.9.95
#30 0x02c1d2a3 in Visitor::visit(AST*) () from /usr/lib/libkdev4cppparser.so.3.9.95
#31 0x02f63ccc in ContextBuilder::startVisiting(AST*) () from /usr/lib/libkdev4cppduchain.so.3.9.95
#32 0x02f8a571 in ?? () from /usr/lib/libkdev4cppduchain.so.3.9.95
#33 0x02f695c9 in ContextBuilder::buildContexts(KSharedPtr<Cpp::EnvironmentFile>, AST*, QList<LineContextPair>*, KDevelop::ReferencedTopDUContext const&, bool) ()
   from /usr/lib/libkdev4cppduchain.so.3.9.95
#34 0x02f7883f in DeclarationBuilder::buildDeclarations(KSharedPtr<Cpp::EnvironmentFile>, AST*, QList<LineContextPair>*, KDevelop::ReferencedTopDUContext const&, bool) ()
   from /usr/lib/libkdev4cppduchain.so.3.9.95
#35 0x02cab0a5 in ?? () from /usr/lib/kde4/kdevcpplanguagesupport.so
#36 0x053b237d in ?? () from /usr/lib/libthreadweaver.so.4
#37 0x053b26e1 in ThreadWeaver::Job::execute(ThreadWeaver::Thread*) () from /usr/lib/libthreadweaver.so.4
#38 0x053b3fc3 in ?? () from /usr/lib/libthreadweaver.so.4
#39 0x053b138a in ?? () from /usr/lib/libthreadweaver.so.4
#40 0x053b19db in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#41 0x00272e32 in ?? () from /usr/lib/libQtCore.so.4
#42 0x00fdc80e in start_thread (arg=0xae666b70) at pthread_create.c:300
#43 0x00f0c8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 4 (Thread 0xade65b70 (LWP 30143)):
#0  0x00ffe422 in __kernel_vsyscall ()
#1  0x00ed6a76 in nanosleep () from /lib/tls/i686/cmov/libc.so.6
#2  0x00f063cc in usleep (useconds=10000) at ../sysdeps/unix/sysv/linux/usleep.c:33
#3  0x07806a22 in KDevelop::DUChainLock::lockForWrite(unsigned int) () from /usr/lib/libkdevplatformlanguage.so.1
#4  0x07806bae in KDevelop::DUChainWriteLocker::lock() () from /usr/lib/libkdevplatformlanguage.so.1
#5  0x07806bff in KDevelop::DUChainWriteLocker::DUChainWriteLocker(KDevelop::DUChainLock*, unsigned int) () from /usr/lib/libkdevplatformlanguage.so.1
#6  0x02ca8a24 in ?? () from /usr/lib/kde4/kdevcpplanguagesupport.so
#7  0x053b237d in ?? () from /usr/lib/libthreadweaver.so.4
#8  0x053b26e1 in ThreadWeaver::Job::execute(ThreadWeaver::Thread*) () from /usr/lib/libthreadweaver.so.4
#9  0x053b3fc3 in ?? () from /usr/lib/libthreadweaver.so.4
#10 0x053b138a in ?? () from /usr/lib/libthreadweaver.so.4
#11 0x053b19db in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#12 0x00272e32 in ?? () from /usr/lib/libQtCore.so.4
#13 0x00fdc80e in start_thread (arg=0xade65b70) at pthread_create.c:300
#14 0x00f0c8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 3 (Thread 0x932feb70 (LWP 31851)):
#0  0x00ffe422 in __kernel_vsyscall ()
#1  0x00f19bd3 in __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:95
#2  0x00eb0f57 in _L_lock_9510 () from /lib/tls/i686/cmov/libc.so.6
#3  0x00eaf7c6 in *__GI___libc_free (mem=0xa8d3fa0) at malloc.c:3714
#4  0x00a796f1 in operator delete(void*) () from /usr/lib/libstdc++.so.6
#5  0x0038df7e in QEventDispatcherGlib::unregisterSocketNotifier(QSocketNotifier*) () from /usr/lib/libQtCore.so.4
#6  0x0037db19 in QSocketNotifier::setEnabled(bool) () from /usr/lib/libQtCore.so.4
#7  0x0038e392 in ?? () from /usr/lib/libQtCore.so.4
#8  0x072e4cd1 in g_main_context_check () from /lib/libglib-2.0.so.0
#9  0x072e547c in ?? () from /lib/libglib-2.0.so.0
#10 0x072e5863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#11 0x0038e02c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#12 0x00361c79 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#13 0x003620ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#14 0x0026fb73 in QThread::exec() () from /usr/lib/libQtCore.so.4
#15 0x003446ab in ?? () from /usr/lib/libQtCore.so.4
#16 0x00272e32 in ?? () from /usr/lib/libQtCore.so.4
#17 0x00fdc80e in start_thread (arg=0x932feb70) at pthread_create.c:300
#18 0x00f0c8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 2 (Thread 0xb109ab70 (LWP 31852)):
#0  0x00ffe422 in __kernel_vsyscall ()
#1  0x00fe0e15 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:122
#2  0x00f1987d in __pthread_cond_wait (cond=0xac9f7e0, mutex=0xac9f7c8) at forward.c:139
#3  0x00273e67 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0x053b0b30 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x053b319c in ?? () from /usr/lib/libthreadweaver.so.4
#6  0x053af1fb in ?? () from /usr/lib/libthreadweaver.so.4
#7  0x053b3292 in ?? () from /usr/lib/libthreadweaver.so.4
#8  0x053b0db3 in ?? () from /usr/lib/libthreadweaver.so.4
#9  0x053b13be in ?? () from /usr/lib/libthreadweaver.so.4
#10 0x053b19db in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#11 0x00272e32 in ?? () from /usr/lib/libQtCore.so.4
#12 0x00fdc80e in start_thread (arg=0xb109ab70) at pthread_create.c:300
#13 0x00f0c8de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb7809700 (LWP 30039)):
[KCrash Handler]
#6  0x00ffe422 in __kernel_vsyscall ()
#7  0x00e6a4d1 in *__GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#8  0x00e6d932 in *__GI_abort () at abort.c:92
#9  0x00ea0ee5 in __libc_message (do_abort=2, fmt=0xf64578 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#10 0x00eaaff1 in malloc_printerr (action=<value optimized out>, str=0x6 <Address 0x6 out of bounds>, ptr=0xc8d22a8) at malloc.c:6217
#11 0x00eac6f2 in _int_free (av=<value optimized out>, p=<value optimized out>) at malloc.c:4750
#12 0x00eaf7cd in *__GI___libc_free (mem=0xc8d22a8) at malloc.c:3716
#13 0x00a796f1 in operator delete(void*) () from /usr/lib/libstdc++.so.6
#14 0x07808fd3 in KDevelop::QualifiedIdentifier::~QualifiedIdentifier() () from /usr/lib/libkdevplatformlanguage.so.1
#15 0x02f0c5ae in ?? () from /usr/lib/kde4/kdevclassbrowser.so
#16 0x02f0eeb3 in ?? () from /usr/lib/kde4/kdevclassbrowser.so
#17 0x02f0f086 in ?? () from /usr/lib/kde4/kdevclassbrowser.so
#18 0x02f0f10c in ?? () from /usr/lib/kde4/kdevclassbrowser.so
#19 0x00379263 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#20 0x00379ec2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#21 0x003b3667 in QTimer::timeout() () from /usr/lib/libQtCore.so.4
#22 0x0037e9ae in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/libQtCore.so.4
#23 0x003733bf in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#24 0x0111ff54 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#25 0x0112767c in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#26 0x00685bfa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#27 0x003636cb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#28 0x003907ce in ?? () from /usr/lib/libQtCore.so.4
#29 0x0038e0e0 in ?? () from /usr/lib/libQtCore.so.4
#30 0x072e1e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#31 0x072e5730 in ?? () from /lib/libglib-2.0.so.0
#32 0x072e5863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#33 0x0038e02c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0x011c0be5 in ?? () from /usr/lib/libQtGui.so.4
#35 0x00361c79 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#36 0x003620ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#37 0x0036453f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#38 0x0111fdd7 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#39 0x0804f393 in _start ()

Reported using DrKonqi
Comment 1 Andreas Pakulat 2010-04-23 07:44:48 UTC 
You need to update to RC3, beta5 is almost a year old.