https://bugs.kde.org/show_bug.cgi?id=368318
Bug ID: 368318
Summary: Crash during session restore at startup
Product: kdevelop
Version: 5.0.0
Platform: Compiled Sources
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kdevelop-bugs-n...@kde.org
Reporter: h...@kde.org
Application: kdevelop (5.0.0)
(Compiled from sources)
Qt Version: 5.7.1
Frameworks Version: 5.25.0
Operating System: Linux 4.6.2-400.surfacebook.fc23.x86_64 x86_64
Distribution: "Fedora release 24 (Twenty Four)"
-- Information about the crash:
- What I was doing when the application crashed:
The crash happens when starting KDevelop with a session containing a few open
projects. Next start after the crash is fine.
The crash does not seem to be reproducible.
-- Backtrace:
Application: KDevelop (kdevelop), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f42ab8f0940 (LWP 3634))]
Thread 5 (Thread 0x7f4280f6e700 (LWP 3639)):
#0 0x00007f42c6665d5f in __libc_enable_asynccancel () at /lib64/libc.so.6
#1 0x00007f42c664c3e2 in poll () at /lib64/libc.so.6
#2 0x00007f42ba30ba06 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#3 0x00007f42ba30bb1c in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#4 0x00007f42c74864db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f427c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5 0x00007f42c74332da in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f4280f6dbd0, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:212
#6 0x00007f42c726674b in QThread::exec() (this=this@entry=0x2caded0) at
thread/qthread.cpp:507
#7 0x00007f42c47b0b9c in KDevelop::CompletionWorkerThread::run()
(this=0x2caded0) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/codecompletion/codecompletionmodel.cpp:89
#8 0x00007f42c726b189 in QThreadPrivate::start(void*) (arg=0x2caded0) at
thread/qthread_unix.cpp:368
#9 0x00007f42bea3d5ca in start_thread () at /lib64/libpthread.so.0
#10 0x00007f42c6657f6d in clone () at /lib64/libc.so.6
Thread 4 (Thread 0x7f428f03b700 (LWP 3638)):
#0 0x00007f42bea42f79 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1 0x00007f42c726be86 in QWaitCondition::wait(QMutex*, unsigned long)
(time=1000, this=0x2ba6b30) at thread/qwaitcondition_unix.cpp:133
#2 0x00007f42c726be86 in QWaitCondition::wait(QMutex*, unsigned long)
(time=1000, this=0x2ba6b30) at thread/qwaitcondition_unix.cpp:141
#3 0x00007f42c726be86 in QWaitCondition::wait(QMutex*, unsigned long)
(this=this@entry=0x2ba61b8, mutex=mutex@entry=0x2ba61c0, time=time@entry=1000)
at thread/qwaitcondition_unix.cpp:215
#4 0x00007f42c46bd0e8 in KDevelop::DUChainPrivate::CleanupThread::run()
(this=0x2ba61a0) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/duchain.cpp:282
#5 0x00007f42c726b189 in QThreadPrivate::start(void*) (arg=0x2ba61a0) at
thread/qthread_unix.cpp:368
#6 0x00007f42bea3d5ca in start_thread () at /lib64/libpthread.so.0
#7 0x00007f42c6657f6d in clone () at /lib64/libc.so.6
Thread 3 (Thread 0x7f42a13cc700 (LWP 3636)):
#0 0x00007f42c664c3ed in poll () at /lib64/libc.so.6
#1 0x00007f42ba30ba06 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#2 0x00007f42ba30bb1c in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#3 0x00007f42c74864db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f42940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007f42c74332da in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f42a13cbc60, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:212
#5 0x00007f42c726674b in QThread::exec() (this=this@entry=0x7f42cd60bf20
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread.cpp:507
#6 0x00007f42cd59b6c5 in QDBusConnectionManager::run() (this=0x7f42cd60bf20
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:196
#7 0x00007f42c726b189 in QThreadPrivate::start(void*) (arg=0x7f42cd60bf20
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:368
#8 0x00007f42bea3d5ca in start_thread () at /lib64/libpthread.so.0
#9 0x00007f42c6657f6d in clone () at /lib64/libc.so.6
Thread 2 (Thread 0x7f42a22f7700 (LWP 3635)):
#0 0x00007f42c664c3ed in poll () at /lib64/libc.so.6
#1 0x00007f42b933bf80 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2 0x00007f42b933db79 in xcb_wait_for_event () at /lib64/libxcb.so.1
#3 0x00007f42a4a79559 in QXcbEventReader::run() (this=0x24e4810) at
qxcbconnection.cpp:1343
#4 0x00007f42c726b189 in QThreadPrivate::start(void*) (arg=0x24e4810) at
thread/qthread_unix.cpp:368
#5 0x00007f42bea3d5ca in start_thread () at /lib64/libpthread.so.0
#6 0x00007f42c6657f6d in clone () at /lib64/libc.so.6
Thread 1 (Thread 0x7f42ab8f0940 (LWP 3634)):
[KCrash Handler]
#6 0x00007f42c46e0d7e in
KDevelop::TopDUContextDynamicData::DUChainItemStorage<KDevelop::DUContext*>::getItemForIndex(unsigned
int) const (this=0x5d0e9c0, index=1) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/topducontextdynamicdata.cpp:407
#7 0x00007f42c46de27e in
KDevelop::TopDUContextDynamicData::getContextForIndex(unsigned int) const
(this=<optimized out>, index=<optimized out>) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/topducontextdynamicdata.cpp:813
#8 0x00007f42c46d15b1 in
KDevelop::LocalIndexedDUContext::data(KDevelop::TopDUContext*) const
(this=<optimized out>, top=<optimized out>) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/localindexedducontext.cpp:57
#9 0x00007f42c46c915e in
KDevelop::DUContext::rebuildDynamicData(KDevelop::DUContext*, unsigned int)
(this=0x5baa270, parent=<optimized out>, ownIndex=<optimized out>) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/ducontext.cpp:121
#10 0x00007f42c46def44 in KDevelop::TopDUContextDynamicData::load(unsigned int)
(topContextIndex=509) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/topducontextdynamicdata.cpp:609
#11 0x00007f42c46be225 in KDevelop::DUChainPrivate::loadChain(unsigned int,
QSet<unsigned int>&) (this=0x7f42c4e80c40 <KDevelop::(anonymous
namespace)::Q_QGS_sdDUChainPrivate::innerFunction()::holder>, index=<optimized
out>, index@entry=509, loaded=...) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/duchain.cpp:579
#12 0x00007f42c46aa275 in KDevelop::DUChain::loadChain(unsigned int)
(this=<optimized out>, index=509) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/duchain.cpp:1311
#13 0x00007f42c46d1529 in KDevelop::IndexedTopDUContext::data() const
(index=<optimized out>, this=<optimized out>) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/duchain.h:186
#14 0x00007f42c46d1529 in KDevelop::IndexedTopDUContext::data() const
(this=this@entry=0x7ffe75be7880) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/indexedtopducontext.cpp:49
#15 0x00007f42c470a5e0 in KDevelop::ParsingEnvironmentFile::topContext() const
(this=0x5bac530) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/parsingenvironment.cpp:140
#16 0x00007f42c46a8557 in
KDevelop::DUChain::environmentFileForDocument(KDevelop::IndexedString const&,
KDevelop::ParsingEnvironment const*, bool) const (this=this@entry=0x2ba5d80,
document=..., environment=0x0, environment@entry=0x7ffe75be7980,
proxyContext=proxyContext@entry=false) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/duchain.cpp:1400
#17 0x00007f42c46a868f in
KDevelop::DUChain::chainForDocument(KDevelop::IndexedString const&,
KDevelop::ParsingEnvironment const*, bool) const (this=this@entry=0x2ba5d80,
document=..., environment=environment@entry=0x7ffe75be7980,
proxyContext=proxyContext@entry=false) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/duchain.cpp:1423
#18 0x00007f42c46a86ec in KDevelop::DUChain::chainForDocument(QUrl const&,
KDevelop::ParsingEnvironment const*, bool) const (this=0x2ba5d80, document=...,
environment=environment@entry=0x7ffe75be7980,
proxyContext=proxyContext@entry=false) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/duchain.cpp:1382
#19 0x00007f42877945aa in ClangSupport::standardContext(QUrl const&, bool)
(this=<optimized out>, url=...) at
/home/eike/devel/src/extragear/kdevelop/kdevelop/languages/clang/clangsupport.cpp:351
#20 0x00007f42c471be3b in KDevelop::DUChainUtils::standardContextForUrl(QUrl
const&, bool) (url=..., preferProxyContext=preferProxyContext@entry=false) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/language/duchain/duchainutils.cpp:282
#21 0x00007f428d2ad62f in (anonymous namespace)::getContextAt(QUrl const&,
KTextEditor::Cursor) (url=..., cursor=...) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/plugins/contextbrowser/contextbrowser.cpp:112
#22 0x00007f428d2b2f09 in
ContextBrowserPlugin::documentJumpPerformed(KDevelop::IDocument*,
KTextEditor::Cursor const&, KDevelop::IDocument*, KTextEditor::Cursor const&)
(this=0x2bd07c0, newDocument=0x5d13be0, newCursor=...,
previousDocument=<optimized out>, previousCursor=...) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/plugins/contextbrowser/contextbrowser.cpp:1175
#23 0x00007f42c745ee6e in QMetaObject::activate(QObject*, int, int, void**)
(a=0x7ffe75be7c70, r=0x2bd07c0, this=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#24 0x00007f42c745ee6e in QMetaObject::activate(QObject*, int, int, void**)
(sender=0x2985ca0, signalOffset=<optimized out>,
local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7ffe75be7c70)
at kernel/qobject.cpp:3723
#25 0x00007f42c745f407 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) (sender=<optimized out>, m=m@entry=0x7f42cbcab5c0
<KDevelop::IDocumentController::staticMetaObject>,
local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7ffe75be7c70)
at kernel/qobject.cpp:3602
#26 0x00007f42cba981f9 in
KDevelop::IDocumentController::documentJumpPerformed(KDevelop::IDocument*,
KTextEditor::Cursor, KDevelop::IDocument*, KTextEditor::Cursor)
(this=<optimized out>, _t1=<optimized out>, _t1@entry=0x5d13be0, _t2=...,
_t3=<optimized out>, _t3@entry=0x0, _t4=...) at
/home/eike/devel/build/extragear/kdevelop/kdevplatform/interfaces/moc_idocumentcontroller.cpp:509
#27 0x00007f42cd10dc46 in
KDevelop::DocumentControllerPrivate::openDocumentInternal(KDevelop::IDocument*,
KTextEditor::Range const&,
QFlags<KDevelop::IDocumentController::DocumentActivation>,
KDevelop::IDocument*) (this=this@entry=0x29dd460, doc=doc@entry=0x5d13be0,
range=..., activationParams=..., activationParams@entry=..., buddy=<optimized
out>, buddy@entry=0x0) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/shell/documentcontroller.cpp:546
#28 0x00007f42cd10ec6a in
KDevelop::DocumentControllerPrivate::openDocumentInternal(QUrl const&, QString
const&, KTextEditor::Range const&, QString const&,
QFlags<KDevelop::IDocumentController::DocumentActivation>,
KDevelop::IDocument*) (this=0x29dd460, inputUrl=..., prefName=..., range=...,
encoding=..., activationParams=..., buddy=0x0) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/shell/documentcontroller.cpp:341
#29 0x00007f42cd10b895 in KDevelop::DocumentController::openDocument(QUrl
const&, KTextEditor::Range const&,
QFlags<KDevelop::IDocumentController::DocumentActivation>, QString const&,
KDevelop::IDocument*) (this=0x2985ca0, inputUrl=..., range=...,
activationParams=..., encoding=..., buddy=0x0) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/shell/documentcontroller.cpp:701
#30 0x00007f42cba8cef8 in KDevelop::IDocumentController::openDocument(QUrl
const&, KTextEditor::Cursor const&,
QFlags<KDevelop::IDocumentController::DocumentActivation>, QString const&)
(this=<optimized out>, url=..., cursor=..., activationParams=...,
activationParams@entry=..., encoding=...) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/interfaces/idocumentcontroller.cpp:33
#31 0x00007f42cd0ad947 in KDevelop::WorkingSet::loadToArea(Sublime::Area*,
Sublime::AreaIndex*, KConfigGroup, KConfigGroup, QMultiMap<QString,
Sublime::View*>&) (this=this@entry=0x2ba8680, area=area@entry=0x26970e0,
areaIndex=areaIndex@entry=0x26971e0, setGroup=..., areaGroup=..., recycle=...)
at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/shell/workingsets/workingset.cpp:329
#32 0x00007f42cd0ae60a in KDevelop::WorkingSet::loadToArea(Sublime::Area*,
Sublime::AreaIndex*) (this=this@entry=0x2ba8680, area=area@entry=0x26970e0,
areaIndex=0x26971e0) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/shell/workingsets/workingset.cpp:253
#33 0x00007f42cd0a79d1 in
KDevelop::WorkingSetController::changedWorkingSet(Sublime::Area*, QString
const&, QString const&) (this=0x258df50, area=0x26970e0, from=..., to=...) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/shell/workingsetcontroller.cpp:300
#34 0x00007f42c745ee6e in QMetaObject::activate(QObject*, int, int, void**)
(a=0x7ffe75be8370, r=0x258df50, this=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#35 0x00007f42c745ee6e in QMetaObject::activate(QObject*, int, int, void**)
(sender=sender@entry=0x26970e0, signalOffset=<optimized out>,
local_signal_index=local_signal_index@entry=8, argv=argv@entry=0x7ffe75be8370)
at kernel/qobject.cpp:3723
#36 0x00007f42c745f407 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) (sender=sender@entry=0x26970e0, m=m@entry=0x7f42cc5ec860
<Sublime::Area::staticMetaObject>,
local_signal_index=local_signal_index@entry=8, argv=argv@entry=0x7ffe75be8370)
at kernel/qobject.cpp:3602
#37 0x00007f42cc3d96ac in Sublime::Area::changedWorkingSet(Sublime::Area*,
QString, QString) (this=this@entry=0x26970e0, _t1=<optimized out>,
_t1@entry=0x26970e0, _t2=..., _t3=...) at
/home/eike/devel/build/extragear/kdevelop/kdevplatform/sublime/moc_area.cpp:332
#38 0x00007f42cc3aa273 in Sublime::Area::setWorkingSet(QString)
(this=0x26970e0, name=...) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/sublime/area.cpp:407
#39 0x00007f42cc3abc7a in Sublime::Area::load(KConfigGroup const&)
(this=this@entry=0x26970e0, group=...) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/sublime/area.cpp:344
#40 0x00007f42cd0e08f6 in KDevelop::UiController::loadArea(Sublime::Area*,
KConfigGroup const&) (this=<optimized out>, area=0x26970e0, group=...) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/shell/uicontroller.cpp:556
#41 0x00007f42cd0e3a8d in
KDevelop::UiController::loadAllAreas(QExplicitlySharedDataPointer<KSharedConfig>)
(this=0x258caa0, config=...) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/shell/uicontroller.cpp:642
#42 0x00007f42cd0dddb8 in
KDevelop::CorePrivate::initialize(KDevelop::Core::Setup, QString)
(this=0x2556300, mode=mode@entry=KDevelop::Core::Default, session=...) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/shell/core.cpp:278
#43 0x00007f42cd0df1cd in KDevelop::Core::initialize(QObject*,
KDevelop::Core::Setup, QString const&) (splash=splash@entry=0x0,
mode=mode@entry=KDevelop::Core::Default, session=...) at
/home/eike/devel/src/extragear/kdevelop/kdevplatform/shell/core.cpp:361
#44 0x000000000040a9e1 in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at
/home/eike/devel/src/extragear/kdevelop/kdevelop/app/main.cpp:632
Reported using DrKonqi
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