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List:       kdevelop-bugs
Subject:    [Bug 239860] New: Crash on document close
From:       Markus <markus.hauser () vivid-planet ! com>
Date:       2010-05-28 12:06:28
Message-ID: bug-239860-40295 () http ! bugs ! kde ! org/
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https://bugs.kde.org/show_bug.cgi?id=239860

           Summary: Crash on document close
           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 (4.0.60 (using KDevPlatform 1.0.60))
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-22-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
just got a crash when closing a document, but i think the backtrace has more
information than me, because i dont know what exactly i did before the crash.

 -- Backtrace:
Application: KDevelop (kdevelop.bin), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f05ee33e760 (LWP 12417))]

Thread 11 (Thread 0x7f05d9b47710 (LWP 12418)):
#0  0x00007f05e8fdc35d in nanosleep () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f05e9011804 in usleep (useconds=<value optimized out>) at
../sysdeps/unix/sysv/linux/usleep.c:33
#2  0x00007f05e77c8d04 in KDevelop::DUChainLock::lockForWrite (this=0x2122808,
timeout=0) at
/home/markus/kdesource/kdevplatform/language/duchain/duchainlock.cpp:201
#3  0x00007f05e77c9160 in KDevelop::DUChainWriteLocker::lock
(this=0x7f05d9b46d80) at
/home/markus/kdesource/kdevplatform/language/duchain/duchainlock.cpp:299
#4  0x00007f05e77c90ad in DUChainWriteLocker (this=0x7f05d9b46d80,
duChainLock=0x2122808, timeout=0) at
/home/markus/kdesource/kdevplatform/language/duchain/duchainlock.cpp:284
#5  0x00007f05e775bcc9 in KDevelop::DUChainPrivate::doMoreCleanup
(this=0x21227f0, retries=1, needLockRepository=true) at
/home/markus/kdesource/kdevplatform/language/duchain/duchain.cpp:705
#6  0x00007f05e775925a in KDevelop::DUChainPrivate::CleanupThread::run
(this=0x21215d0) at
/home/markus/kdesource/kdevplatform/language/duchain/duchain.cpp:294
#7  0x00007f05eabea775 in QThreadPrivate::start (arg=0x21215d0) at
thread/qthread_unix.cpp:248
#8  0x00007f05ea95a9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#9  0x00007f05e901869d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7f05cf4a9710 (LWP 12419)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f05eabeb72b in QWaitConditionPrivate::wait (this=<value optimized
out>, mutex=0x29c63c0, time=18446744073709551615) at
thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x29c63c0,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f05ec746026 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x29b0ad0,
th=0x1e3f4d0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f05ec7486ab in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x1e3f4d0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f05ec7486c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x1e3f4d0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f05ec7486c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x1e3f4d0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f05ec7486c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x1e3f4d0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007f05ec7486c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x1e3f4d0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#9  0x00007f05ec746bff in ThreadWeaver::ThreadRunHelper::run
(this=0x7f05cf4a8e00, parent=0x29b0ad0, th=0x1e3f4d0) at
../../../threadweaver/Weaver/Thread.cpp:87
#10 0x00007f05ec747168 in ThreadWeaver::Thread::run (this=0x1e3f4d0) at
../../../threadweaver/Weaver/Thread.cpp:142
#11 0x00007f05eabea775 in QThreadPrivate::start (arg=0x1e3f4d0) at
thread/qthread_unix.cpp:248
#12 0x00007f05ea95a9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#13 0x00007f05e901869d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7f05ceca8710 (LWP 12420)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f05eabeb72b in QWaitConditionPrivate::wait (this=<value optimized
out>, mutex=0x29c63c0, time=18446744073709551615) at
thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x29c63c0,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f05ec746026 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x29b0ad0,
th=0x2a07e10) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f05ec7486ab in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x2a07e10) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f05ec7486c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x2a07e10) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f05ec7486c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x2a07e10) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f05ec7486c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x2a07e10) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007f05ec746bff in ThreadWeaver::ThreadRunHelper::run
(this=0x7f05ceca7e00, parent=0x29b0ad0, th=0x2a07e10) at
../../../threadweaver/Weaver/Thread.cpp:87
#9  0x00007f05ec747168 in ThreadWeaver::Thread::run (this=0x2a07e10) at
../../../threadweaver/Weaver/Thread.cpp:142
#10 0x00007f05eabea775 in QThreadPrivate::start (arg=0x2a07e10) at
thread/qthread_unix.cpp:248
#11 0x00007f05ea95a9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#12 0x00007f05e901869d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7f05c8faf710 (LWP 12426)):
#0  0x00007f05e900bf53 in *__GI___poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f05e43c04a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f05e43c08fc in g_main_context_iteration () from
/lib/libglib-2.0.so.0
#3  0x00007f05ead08566 in QEventDispatcherGlib::processEvents (this=0x2afc090,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f05eacdd992 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f05eacddd6c in QEventLoop::exec (this=0x7f05c8faedb0, flags=) at
kernel/qeventloop.cpp:201
#6  0x00007f05eabe7d59 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:487
#7  0x00007f05e787fdbb in KDevelop::CompletionWorkerThread::run
(this=0x2be83f0) at
/home/markus/kdesource/kdevplatform/language/codecompletion/codecompletionmodel.cpp:82
#8  0x00007f05eabea775 in QThreadPrivate::start (arg=0x2be83f0) at
thread/qthread_unix.cpp:248
#9  0x00007f05ea95a9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#10 0x00007f05e901869d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f05be90b710 (LWP 12427)):
#0  0x00007f05e43bfe88 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#1  0x00007f05e43c0318 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f05e43c08fc in g_main_context_iteration () from
/lib/libglib-2.0.so.0
#3  0x00007f05ead08566 in QEventDispatcherGlib::processEvents (this=0x3307550,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f05eacdd992 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f05eacddd6c in QEventLoop::exec (this=0x7f05be90adb0, flags=) at
kernel/qeventloop.cpp:201
#6  0x00007f05eabe7d59 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:487
#7  0x00007f05eacbe178 in QInotifyFileSystemWatcherEngine::run (this=0x39a5b60)
at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f05eabea775 in QThreadPrivate::start (arg=0x39a5b60) at
thread/qthread_unix.cpp:248
#9  0x00007f05ea95a9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#10 0x00007f05e901869d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f05c87ae710 (LWP 12452)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f05eabeb72b in QWaitConditionPrivate::wait (this=<value optimized
out>, mutex=0x1fe7ed0, time=18446744073709551615) at
thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1fe7ed0,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f05ec746026 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1feb680,
th=0x4fd3700) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f05ec7486ab in ThreadWeaver::WorkingHardState::applyForWork
(this=0x1fe7c00, th=0x4fd3700) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f05ec7486c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x1fe7c00, th=0x4fd3700) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f05ec7486c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x1fe7c00, th=0x4fd3700) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f05ec746bff in ThreadWeaver::ThreadRunHelper::run
(this=0x7f05c87ade00, parent=0x1feb680, th=0x4fd3700) at
../../../threadweaver/Weaver/Thread.cpp:87
#8  0x00007f05ec747168 in ThreadWeaver::Thread::run (this=0x4fd3700) at
../../../threadweaver/Weaver/Thread.cpp:142
#9  0x00007f05eabea775 in QThreadPrivate::start (arg=0x4fd3700) at
thread/qthread_unix.cpp:248
#10 0x00007f05ea95a9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#11 0x00007f05e901869d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f05bdf94710 (LWP 12453)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f05eabeb72b in QWaitConditionPrivate::wait (this=<value optimized
out>, mutex=0x1fe7ed0, time=18446744073709551615) at
thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1fe7ed0,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f05ec746026 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1feb680,
th=0x5012070) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f05ec7486ab in ThreadWeaver::WorkingHardState::applyForWork
(this=0x1fe7c00, th=0x5012070) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f05ec746bff in ThreadWeaver::ThreadRunHelper::run
(this=0x7f05bdf93e00, parent=0x1feb680, th=0x5012070) at
../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f05ec747168 in ThreadWeaver::Thread::run (this=0x5012070) at
../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f05eabea775 in QThreadPrivate::start (arg=0x5012070) at
thread/qthread_unix.cpp:248
#8  0x00007f05ea95a9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#9  0x00007f05e901869d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f05bcd87710 (LWP 12457)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f05e83da2a6 in QTWTF::TCMalloc_PageHeap::scavengerThread
(this=0x7f05e86b8220) at
../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007f05e83da2e9 in QTWTF::TCMalloc_PageHeap::runScavengerThread
(context=0x7f05e86c62ec) at
../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007f05ea95a9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#4  0x00007f05e901869d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f05bb69c710 (LWP 12460)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f05eabeb72b in QWaitConditionPrivate::wait (this=<value optimized
out>, mutex=0x29c63c0, time=18446744073709551615) at
thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x29c63c0,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f05ec746026 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x29b0ad0,
th=0x6b72df0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f05ec7486ab in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x6b72df0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f05ec746bff in ThreadWeaver::ThreadRunHelper::run
(this=0x7f05bb69be00, parent=0x29b0ad0, th=0x6b72df0) at
../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f05ec747168 in ThreadWeaver::Thread::run (this=0x6b72df0) at
../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f05eabea775 in QThreadPrivate::start (arg=0x6b72df0) at
thread/qthread_unix.cpp:248
#8  0x00007f05ea95a9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#9  0x00007f05e901869d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f05bae9b710 (LWP 12461)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f05eabeb72b in QWaitConditionPrivate::wait (this=<value optimized
out>, mutex=0x29c63c0, time=18446744073709551615) at
thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x29c63c0,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f05ec746026 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x29b0ad0,
th=0x6ed85c0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f05ec7486ab in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x6ed85c0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f05ec7486c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x6ed85c0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f05ec7486c4 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x29c43d0, th=0x6ed85c0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f05ec746bff in ThreadWeaver::ThreadRunHelper::run
(this=0x7f05bae9ae00, parent=0x29b0ad0, th=0x6ed85c0) at
../../../threadweaver/Weaver/Thread.cpp:87
#8  0x00007f05ec747168 in ThreadWeaver::Thread::run (this=0x6ed85c0) at
../../../threadweaver/Weaver/Thread.cpp:142
#9  0x00007f05eabea775 in QThreadPrivate::start (arg=0x6ed85c0) at
thread/qthread_unix.cpp:248
#10 0x00007f05ea95a9ca in start_thread (arg=<value optimized out>) at
pthread_create.c:300
#11 0x00007f05e901869d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f05ee33e760 (LWP 12417)):
[KCrash Handler]
#4  0x00007f05e7782a8a in KDevelop::DUContext::inDUChain (this=0x8869d00) at
/home/markus/kdesource/kdevplatform/language/duchain/ducontext.cpp:1325
#5  0x00007f05e7780f37 in KDevelop::DUContext::localDeclarations
(this=0x8869d00, source=0x0) at
/home/markus/kdesource/kdevplatform/language/duchain/ducontext.cpp:1075
#6  0x00007f05e77552fd in deconvertDUChainInternal (context=0x8869d00) at
/home/markus/kdesource/kdevplatform/language/duchain/duchain.cpp:1469
#7  0x00007f05e77553e0 in deconvertDUChainInternal (context=0x4de7b60) at
/home/markus/kdesource/kdevplatform/language/duchain/duchain.cpp:1475
#8  0x00007f05e77553e0 in deconvertDUChainInternal (context=0x82d8b10) at
/home/markus/kdesource/kdevplatform/language/duchain/duchain.cpp:1475
#9  0x00007f05e7755545 in KDevelop::DUChain::documentAboutToBeDeletedFinal
(this=0x20d3980, doc=0x5d92640) at
/home/markus/kdesource/kdevplatform/language/duchain/duchain.cpp:1495
#10 0x00007f05e77576f9 in KDevelop::DUChain::qt_metacall (this=0x20d3980,
_c=QMetaObject::InvokeMetaMethod, _id=5, _a=0x7fff07cde250)
    at /home/markus/kdesource/build/kdevplatform/language/duchain.moc:167
#11 0x00007f05eacf1e3f in QMetaObject::activate (sender=0x2120e00, m=<value
optimized out>, local_signal_index=<value optimized out>, argv=0x8869d00) at
kernel/qobject.cpp:3293
#12 0x00007f05e772b0c7 in
KDevelop::EditorIntegratorStatic::documentAboutToBeDeletedFinal
(this=0x2120e00, _t1=0x5d92640)
    at
/home/markus/kdesource/build/kdevplatform/language/editorintegratorstatic.moc:119
#13 0x00007f05e772adb8 in KDevelop::EditorIntegratorStatic::removeDocument
(this=0x2120e00, document=0x5d92640) at
/home/markus/kdesource/kdevplatform/language/editor/editorintegratorstatic.cpp:125
#14 0x00007f05e7727524 in KDevelop::EditorIntegrator::removeDocument
(document=0x5d92640) at
/home/markus/kdesource/kdevplatform/language/editor/editorintegrator.cpp:112
#15 0x00007f05ed7be140 in KDevelop::TextDocument::close (this=0x8d857b0,
mode=KDevelop::IDocument::Default) at
/home/markus/kdesource/kdevplatform/shell/textdocument.cpp:499
#16 0x00007f05ed7bbd4c in KDevelop::PartDocument::closeDocument
(this=0x8d857b0) at
/home/markus/kdesource/kdevplatform/shell/partdocument.cpp:153
#17 0x00007f05e743cb49 in Sublime::Area::closeView (this=0x1e45910,
view=0x8d85cc0) at /home/markus/kdesource/kdevplatform/sublime/area.cpp:431
#18 0x00007f05e7457696 in Sublime::MainWindowPrivate::widgetCloseRequest
(this=0x1debc70, widget=0x8e9d630) at
/home/markus/kdesource/kdevplatform/sublime/mainwindow_p.cpp:612
#19 0x00007f05e745929a in Sublime::MainWindowPrivate::qt_metacall
(this=0x1debc70, _c=QMetaObject::InvokeMetaMethod, _id=13, _a=0x7fff07cde580)
    at /home/markus/kdesource/build/kdevplatform/sublime/mainwindow_p.moc:130
#20 0x00007f05eacf1e3f in QMetaObject::activate (sender=0x47278b0, m=<value
optimized out>, local_signal_index=<value optimized out>, argv=0x8869d00) at
kernel/qobject.cpp:3293
#21 0x00007f05e7444add in Sublime::Container::closeRequest (this=0x47278b0,
_t1=0x8e9d630) at
/home/markus/kdesource/build/kdevplatform/sublime/container.moc:125
#22 0x00007f05e74446e6 in Sublime::Container::contextMenu (this=0x47278b0,
currentTab=0, pos=...) at
/home/markus/kdesource/kdevplatform/sublime/container.cpp:445
#23 0x00007f05e7444a32 in Sublime::Container::qt_metacall (this=0x47278b0,
_c=QMetaObject::InvokeMetaMethod, _id=11, _a=0x7fff07cde830)
    at /home/markus/kdesource/build/kdevplatform/sublime/container.moc:106
#24 0x00007f05eacf1e3f in QMetaObject::activate (sender=0x5d36460, m=<value
optimized out>, local_signal_index=<value optimized out>, argv=0x8869d00) at
kernel/qobject.cpp:3293
#25 0x00007f05eb598a83 in KTabBar::contextMenu (this=0x8869d00, _t1=0,
_t2=<value optimized out>) at ./ktabbar.moc:124
#26 0x00007f05eb599534 in KTabBar::mousePressEvent (this=0x5d36460,
event=<value optimized out>) at ../../kdeui/widgets/ktabbar.cpp:109
#27 0x00007f05e9ed1569 in QWidget::event (this=0x5d36460, event=0x7fff07cdf260)
at kernel/qwidget.cpp:7994
#28 0x00007f05ea2e16ea in QTabBar::event (this=0x5d36460, event=0x7fff07cdf260)
at widgets/qtabbar.cpp:1457
#29 0x00007f05e7445319 in Sublime::ContainerTabBar::event (this=0x5d36460,
ev=0x7fff07cdf260) at
/home/markus/kdesource/kdevplatform/sublime/container.cpp:70
#30 0x00007f05e9e7b22c in QApplicationPrivate::notify_helper (this=0x1c728a0,
receiver=0x5d36460, e=0x7fff07cdf260) at kernel/qapplication.cpp:4300
#31 0x00007f05e9e81ecb in QApplication::notify (this=0x7fff07ce00d0,
receiver=0x5d36460, e=0x7fff07cdf260) at kernel/qapplication.cpp:3865
#32 0x00007f05eb49f526 in KApplication::notify (this=0x7fff07ce00d0,
receiver=0x5d36460, event=0x7fff07cdf260) at
../../kdeui/kernel/kapplication.cpp:302
#33 0x00007f05eacdf06c in QCoreApplication::notifyInternal
(this=0x7fff07ce00d0, receiver=0x5d36460, event=0x7fff07cdf260) at
kernel/qcoreapplication.cpp:704
#34 0x00007f05e9e810ae in QCoreApplication::sendEvent (receiver=0x5d36460,
event=0x7fff07cdf260, alienWidget=0x0, nativeWidget=0x5d36460,
buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#35 QApplicationPrivate::sendMouseEvent (receiver=0x5d36460,
event=0x7fff07cdf260, alienWidget=0x0, nativeWidget=0x5d36460,
buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, 
    spontaneous=true) at kernel/qapplication.cpp:2965
#36 0x00007f05e9f00f65 in QETWidget::translateMouseEvent (this=0x5d36460,
event=<value optimized out>) at kernel/qapplication_x11.cpp:4368
#37 0x00007f05e9eff8ac in QApplication::x11ProcessEvent (this=<value optimized
out>, event=0x7fff07cdfb80) at kernel/qapplication_x11.cpp:3501
#38 0x00007f05e9f2b882 in x11EventSourceDispatch (s=0x1c76640, callback=<value
optimized out>, user_data=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:146
#39 0x00007f05e43bc8c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#40 0x00007f05e43c0748 in ?? () from /lib/libglib-2.0.so.0
#41 0x00007f05e43c08fc in g_main_context_iteration () from
/lib/libglib-2.0.so.0
#42 0x00007f05ead08513 in QEventDispatcherGlib::processEvents (this=0x1428f70,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#43 0x00007f05e9f2b46e in QGuiEventDispatcherGlib::processEvents
(this=0x8869d00, flags=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:204
#44 0x00007f05eacdd992 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#45 0x00007f05eacddd6c in QEventLoop::exec (this=0x7fff07cdfeb0, flags=) at
kernel/qeventloop.cpp:201
#46 0x00007f05eace1aab in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:981
#47 0x0000000000408db9 in main (argc=1, argv=0x7fff07ce1608) at
/home/markus/kdesource/kdevelop/app/main_internal.cpp:232

Reported using DrKonqi

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