'[Bug 252656] New: Crash while switching a session (closed session'

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List:       kdevelop-bugs
Subject:    [Bug 252656] New: Crash while switching a session (closed session
From:       Markus <markus.hauser () vivid-planet ! com>
Date:       2010-09-28 14:11:16
Message-ID: bug-252656-40295 () http ! bugs ! kde ! org/
[Download RAW message or body]

https://bugs.kde.org/show_bug.cgi?id=252656

           Summary: Crash while switching a session (closed session
                    crashed)
           Product: kdevelop
           Version: unspecified
          Platform: Ubuntu Packages
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: kdevelop-bugs@kdevelop.org
        ReportedBy: markus.hauser@vivid-planet.com

Application: kdevelop (4.0.82)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-24-generic x86_64
Distribution: Ubuntu 10.04.1 LTS

-- Information about the crash:
I just switched from one session to another and this crash appeared. I think
this happend while closing the old session because the new session appeared
without problems.
Hope it helps!

 -- Backtrace:
Application: KDevelop (kdevelop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fb7df999760 (LWP 17857))]

Thread 9 (Thread 0x7fb7cb08c710 (LWP 17858)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb7d9a6d2a6 in QTWTF::TCMalloc_PageHeap::scavengerThread
(this=0x7fb7d9d4b220) at
../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007fb7d9a6d2e9 in QTWTF::TCMalloc_PageHeap::runScavengerThread
(context=0x7fb7d9d592ec) at
../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007fb7dbfee9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#4  0x00007fb7da6ab6fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7fb7ca059710 (LWP 17869)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:211
#1  0x00007fb7dc27f692 in QWaitConditionPrivate::wait (this=<value optimized
out>, mutex=0x18da6f0, time=200000) at thread/qwaitcondition_unix.cpp:85
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x18da6f0,
time=200000) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fb7d8de4c8f in KDevelop::DUChainPrivate::CleanupThread::run
(this=0x18da6d0) at
/home/markus/kdesource/kdevplatform/language/duchain/duchain.cpp:286
#4  0x00007fb7dc27e775 in QThreadPrivate::start (arg=0x18da6d0) at
thread/qthread_unix.cpp:248
#5  0x00007fb7dbfee9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#6  0x00007fb7da6ab6fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fb7bacc6710 (LWP 17878)):
#0  0x00007fb7da69ef83 in *__GI___poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fb7d58304a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007fb7d58308fc in g_main_context_iteration () from
/lib/libglib-2.0.so.0
#3  0x00007fb7dc39c566 in QEventDispatcherGlib::processEvents (this=0x26516e0,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007fb7dc371992 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007fb7dc371d6c in QEventLoop::exec (this=0x7fb7bacc5db0, flags=) at
kernel/qeventloop.cpp:201
#6  0x00007fb7dc27bd59 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:487
#7  0x00007fb7d8f0cc71 in KDevelop::CompletionWorkerThread::run
(this=0x265a7f0) at
/home/markus/kdesource/kdevplatform/language/codecompletion/codecompletionmodel.cpp:81
#8  0x00007fb7dc27e775 in QThreadPrivate::start (arg=0x265a7f0) at
thread/qthread_unix.cpp:248
#9  0x00007fb7dbfee9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#10 0x00007fb7da6ab6fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fb7ba4c5710 (LWP 17879)):
#0  0x00007fb7d58308c1 in g_main_context_iteration () from
/lib/libglib-2.0.so.0
#1  0x00007fb7dc39c566 in QEventDispatcherGlib::processEvents (this=0x2e1e490,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#2  0x00007fb7dc371992 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#3  0x00007fb7dc371d6c in QEventLoop::exec (this=0x7fb7ba4c4db0, flags=) at
kernel/qeventloop.cpp:201
#4  0x00007fb7dc27bd59 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:487
#5  0x00007fb7dc352178 in QInotifyFileSystemWatcherEngine::run (this=0x261b5c0)
at io/qfilesystemwatcher_inotify.cpp:248
#6  0x00007fb7dc27e775 in QThreadPrivate::start (arg=0x261b5c0) at
thread/qthread_unix.cpp:248
#7  0x00007fb7dbfee9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#8  0x00007fb7da6ab6fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fb7b5164710 (LWP 17905)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb7dc27f72b in QWaitConditionPrivate::wait (this=<value optimized
out>, mutex=0x17b4830, time=18446744073709551615) at
thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x17b4830,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fb7dddda026 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x17e6a40,
th=0x4b4bb70) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fb7ddddc6ab in ThreadWeaver::WorkingHardState::applyForWork
(this=0x17cb4a0, th=0x4b4bb70) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fb7ddddabff in ThreadWeaver::ThreadRunHelper::run
(this=0x7fb7b5163e00, parent=0x17e6a40, th=0x4b4bb70) at
../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fb7ddddb168 in ThreadWeaver::Thread::run (this=0x4b4bb70) at
../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fb7dc27e775 in QThreadPrivate::start (arg=0x4b4bb70) at
thread/qthread_unix.cpp:248
#8  0x00007fb7dbfee9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#9  0x00007fb7da6ab6fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fb7b4770710 (LWP 17906)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb7dc27f72b in QWaitConditionPrivate::wait (this=<value optimized
out>, mutex=0x17b4830, time=18446744073709551615) at
thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x17b4830,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fb7dddda026 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x17e6a40,
th=0x7fb7c40d3420) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fb7ddddc6ab in ThreadWeaver::WorkingHardState::applyForWork
(this=0x17cb4a0, th=0x7fb7c40d3420) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fb7ddddc6c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x17cb4a0, th=0x7fb7c40d3420) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fb7ddddc6c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x17cb4a0, th=0x7fb7c40d3420) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007fb7ddddabff in ThreadWeaver::ThreadRunHelper::run
(this=0x7fb7b476fe00, parent=0x17e6a40, th=0x7fb7c40d3420) at
../../../threadweaver/Weaver/Thread.cpp:87
#8  0x00007fb7ddddb168 in ThreadWeaver::Thread::run (this=0x7fb7c40d3420) at
../../../threadweaver/Weaver/Thread.cpp:142
#9  0x00007fb7dc27e775 in QThreadPrivate::start (arg=0x7fb7c40d3420) at
thread/qthread_unix.cpp:248
#10 0x00007fb7dbfee9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#11 0x00007fb7da6ab6fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fb7b24e1710 (LWP 18926)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb7dc27f72b in QWaitConditionPrivate::wait (this=<value optimized
out>, mutex=0x6160e40, time=18446744073709551615) at
thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x6160e40,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fb7dddda026 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x4d8aea0,
th=0x4ebc5e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fb7ddddc6ab in ThreadWeaver::WorkingHardState::applyForWork
(this=0x4dbf9a0, th=0x4ebc5e0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fb7ddddabff in ThreadWeaver::ThreadRunHelper::run
(this=0x7fb7b24e0e00, parent=0x4d8aea0, th=0x4ebc5e0) at
../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fb7ddddb168 in ThreadWeaver::Thread::run (this=0x4ebc5e0) at
../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fb7dc27e775 in QThreadPrivate::start (arg=0x4ebc5e0) at
thread/qthread_unix.cpp:248
#8  0x00007fb7dbfee9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#9  0x00007fb7da6ab6fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fb7b1ce0710 (LWP 18927)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb7dc27f72b in QWaitConditionPrivate::wait (this=<value optimized
out>, mutex=0x6160e40, time=18446744073709551615) at
thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x6160e40,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fb7dddda026 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x4d8aea0,
th=0x501e010) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fb7ddddc6ab in ThreadWeaver::WorkingHardState::applyForWork
(this=0x4dbf9a0, th=0x501e010) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fb7ddddabff in ThreadWeaver::ThreadRunHelper::run
(this=0x7fb7b1cdfe00, parent=0x4d8aea0, th=0x501e010) at
../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fb7ddddb168 in ThreadWeaver::Thread::run (this=0x501e010) at
../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fb7dc27e775 in QThreadPrivate::start (arg=0x501e010) at
thread/qthread_unix.cpp:248
#8  0x00007fb7dbfee9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#9  0x00007fb7da6ab6fd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fb7df999760 (LWP 17857)):
[KCrash Handler]
#4  0x0000000005acffe0 in ?? ()
#5  0x00007fb7df421e69 in KJob::kill (this=0x2152860, verbosity=KJob::Quietly)
at ../../kdecore/jobs/kjob.cpp:106
#6  0x00007fb7c8b2f187 in GenericProjectManager::projectClosing
(this=0x21526f0, project=0x213bf40) at
/home/markus/kdesource/kdevplatform/plugins/genericprojectmanager/genericmanager.cpp:101
#7  0x00007fb7c8b32ccd in GenericProjectManager::qt_metacall (this=0x21526f0,
_c=QMetaObject::InvokeMetaMethod, _id=6, _a=0x7fff6ce72a60)
    at
/home/markus/kdesource/build/kdevplatform/plugins/genericprojectmanager/genericmanager.moc:106
#8  0x00007fb7dc385e3f in QMetaObject::activate (sender=0x14f39c0, m=<value
optimized out>, local_signal_index=<value optimized out>, argv=0x1) at
kernel/qobject.cpp:3293
#9  0x00007fb7df106f4f in KDevelop::IProjectController::projectClosing
(this=0x14f39c0, _t1=0x213bf40) at
/home/markus/kdesource/build/kdevplatform/interfaces/iprojectcontroller.moc:167
#10 0x00007fb7dee333de in KDevelop::ProjectController::closeProject
(this=0x14f39c0, proj_=0x213bf40) at
/home/markus/kdesource/kdevplatform/shell/projectcontroller.cpp:734
#11 0x00007fb7dee31677 in KDevelop::ProjectController::cleanup (this=0x14f39c0)
at /home/markus/kdesource/kdevplatform/shell/projectcontroller.cpp:455
#12 0x00007fb7dee28a77 in KDevelop::Core::cleanup (this=0x14e7230) at
/home/markus/kdesource/kdevplatform/shell/core.cpp:325
#13 0x00007fb7dee13c2c in ~MainWindow (this=0x14f9980, __in_chrg=<value
optimized out>, __vtt_parm=<value optimized out>) at
/home/markus/kdesource/kdevplatform/shell/mainwindow.cpp:122
#14 0x00007fb7dc382d6d in QObject::event (this=0x14f9980, e=0x4f28d30) at
kernel/qobject.cpp:1231
#15 0x00007fb7db564bdf in QWidget::event (this=0x14f9980, event=0x4f28d30) at
kernel/qwidget.cpp:8455
#16 0x00007fb7db927cab in QMainWindow::event (this=0x14f9980, event=0x4f28d30)
at widgets/qmainwindow.cpp:1433
#17 0x00007fb7dcc4a6f3 in KXmlGuiWindow::event (this=0x2152860, ev=0x0) at
../../kdeui/xmlgui/kxmlguiwindow.cpp:131
#18 0x00007fb7db50f22c in QApplicationPrivate::notify_helper (this=0x131c480,
receiver=0x14f9980, e=0x4f28d30) at kernel/qapplication.cpp:4300
#19 0x00007fb7db5156fb in QApplication::notify (this=0x7fff6ce73b20,
receiver=0x14f9980, e=0x4f28d30) at kernel/qapplication.cpp:4183
#20 0x00007fb7dcb33526 in KApplication::notify (this=0x7fff6ce73b20,
receiver=0x14f9980, event=0x4f28d30) at ../../kdeui/kernel/kapplication.cpp:302
#21 0x00007fb7dc37306c in QCoreApplication::notifyInternal
(this=0x7fff6ce73b20, receiver=0x14f9980, event=0x4f28d30) at
kernel/qcoreapplication.cpp:704
#22 0x00007fb7dc3757e7 in QCoreApplication::sendEvent (receiver=0x0,
event_type=<value optimized out>, data=0x12fb750) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#23 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value
optimized out>, data=0x12fb750) at kernel/qcoreapplication.cpp:1345
#24 0x00007fb7dc39c9d3 in QCoreApplication::sendPostedEvents (s=<value
optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#25 postEventSourceDispatch (s=<value optimized out>) at
kernel/qeventdispatcher_glib.cpp:276
#26 0x00007fb7d582c8c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#27 0x00007fb7d5830748 in ?? () from /lib/libglib-2.0.so.0
#28 0x00007fb7d58308fc in g_main_context_iteration () from
/lib/libglib-2.0.so.0
#29 0x00007fb7dc39c513 in QEventDispatcherGlib::processEvents (this=0x12fae90,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#30 0x00007fb7db5bf46e in QGuiEventDispatcherGlib::processEvents
(this=0x2152860, flags=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:204
#31 0x00007fb7dc371992 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#32 0x00007fb7dc371d6c in QEventLoop::exec (this=0x7fff6ce738c0, flags=) at
kernel/qeventloop.cpp:201
#33 0x00007fb7dc375aab in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:981
#34 0x0000000000409326 in main (argc=1, argv=0x7fff6ce75378) at
/home/markus/kdesource/kdevelop/app/main.cpp:379

Reported using DrKonqi

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