https://bugs.kde.org/show_bug.cgi?id=363509
Bug ID: 363509
Summary: Dead-lock in QML/JS plugin (dead-lock in QmlJS::Cache)
Product: kdevelop
Version: git master
Platform: Other
OS: Linux
Status: UNCONFIRMED
Severity: grave
Priority: NOR
Component: Language Support: QML/JavaScript
Assignee: kdevelop-bugs-n...@kde.org
Reporter: kf...@kde.org
Backtrace:
Thread 15 (Thread 0x7f262d08b700 (LWP 22780)):
#0 0x00007f26481f9e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x0000000000438a4e in poll () at
/usr/bin/../lib/gcc/x86_64-linux-gnu/5.3.1/../../../../include/c++/5.3.1/iostream:74
#2 0x00007f263b5b9c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007f263b5bb8d7 in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#4 0x00007f2631e50629 in QXcbEventReader::run (this=0x61600000f080) at
qxcbconnection.cpp:1253
#5 0x00007f264943784e in QThreadPrivate::start (arg=0x61600000f080) at
thread/qthread_unix.cpp:331
#6 0x00007f2648af16fa in start_thread (arg=0x7f262d08b700) at
pthread_create.c:333
#7 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 13 (Thread 0x7f260ef67700 (LWP 22797)):
#0 0x00007f26481f9e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x0000000000438a4e in poll () at
/usr/bin/../lib/gcc/x86_64-linux-gnu/5.3.1/../../../../include/c++/5.3.1/iostream:74
#2 0x00007f263d2b231c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f263d2b242c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f264966ea7f in QEventDispatcherGlib::processEvents
(this=0x60200025aff0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5 0x00007f2649615dea in QEventLoop::exec (this=this@entry=0x7f260ef66c80,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6 0x00007f26494328a4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#7 0x00007f264943784e in QThreadPrivate::start (arg=0x7f264e2095e8
<KDevelop::(anonymous
namespace)::Q_QGS_s_parsingThread::innerFunction()::holder+8>) at
thread/qthread_unix.cpp:331
#8 0x00007f2648af16fa in start_thread (arg=0x7f260ef67700) at
pthread_create.c:333
#9 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 14 (Thread 0x7f2614023700 (LWP 22792)):
#0 0x00007f2648afac5d in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f26494e7c8d in qt_nanosleep (amount=...) at
tools/qelapsedtimer_unix.cpp:185
#2 0x00007f2649436c84 in QThread::usleep (usecs=<optimized out>) at
thread/qthread_unix.cpp:475
#3 0x00007f2644afed91 in KDevelop::DUChainLock::lockForWrite
(this=0x7f26467d6be0 <KDevelop::(anonymous
namespace)::Q_QGS_sdDUChainPrivate::innerFunction()::holder+32>, timeout=0) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/languag
e/duchain/duchainlock.cpp:155
#4 0x00007f2644b007da in KDevelop::DUChainWriteLocker::lock
(this=0x7f2614021620) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/duchain/duchainlock.cpp:249
#5 0x00007f2644b0047f in KDevelop::DUChainWriteLocker::DUChainWriteLocker
(this=0x7f2614021620, duChainLock=0x7f26467d6be0 <KDevelop::(anonymous
namespace)::Q_QGS_sdDUChainPrivate::innerFunction()::holder+32>, timeout=0) at
/home/kfunk/
devel/src/kf5/kdevplatform-stable/language/duchain/duchainlock.cpp:233
#6 0x00007f26446962d6 in KDevelop::DUChainPrivate::doMoreCleanup
(this=0x7f26467d6bc0 <KDevelop::(anonymous
namespace)::Q_QGS_sdDUChainPrivate::innerFunction()::holder>, retries=1,
lockFlag=KDevelop::DUChainPrivate::TryLock) at /home/kf
unk/devel/src/kf5/kdevplatform-stable/language/duchain/duchain.cpp:709
#7 0x00007f2644731ca5 in KDevelop::DUChainPrivate::CleanupThread::run
(this=0x604000b9a910) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/duchain/duchain.cpp:290
#8 0x00007f264943784e in QThreadPrivate::start (arg=0x604000b9a910) at
thread/qthread_unix.cpp:331
#9 0x00007f2648af16fa in start_thread (arg=0x7f2614023700) at
pthread_create.c:333
#10 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 12 (Thread 0x7f260cd33700 (LWP 22802)):
#0 0x00007f26481f9e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x0000000000438a4e in poll () at
/usr/bin/../lib/gcc/x86_64-linux-gnu/5.3.1/../../../../include/c++/5.3.1/iostream:74
#2 0x00007f263d2b231c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f263d2b242c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f264966ea7f in QEventDispatcherGlib::processEvents
(this=0x602000267ff0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5 0x00007f2649615dea in QEventLoop::exec (this=this@entry=0x7f260cd32950,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6 0x00007f26494328a4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#7 0x00007f2645182bf8 in KDevelop::CompletionWorkerThread::run
(this=0x603000928fc0) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/codecompletion/codecompletionmodel.cpp:89
#8 0x00007f264943784e in QThreadPrivate::start (arg=0x603000928fc0) at
thread/qthread_unix.cpp:331
#9 0x00007f2648af16fa in start_thread (arg=0x7f260cd33700) at
pthread_create.c:333
#10 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 11 (Thread 0x7f2615dff700 (LWP 22807)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007f264942f928 in _q_futex (op=0, val=3, timeout=0x0,
addr=0x6030004f9a38) at thread/qmutex_linux.cpp:146
#2 lockInternal_helper<false> (timeout=-1, elapsedTimer=0x0, d_ptr=...) at
thread/qmutex_linux.cpp:187
#3 QBasicMutex::lockInternal (this=0x6030004f9a38) at
thread/qmutex_linux.cpp:203
#4 0x00007f264942fa1d in QBasicMutex::lock (this=0x6030004f9a38) at
thread/qmutex.h:59
#5 QRecursiveMutexPrivate::lock (timeout=-1, this=0x6030004f9a20) at
thread/qmutex.cpp:641
#6 QMutex::lock (this=<optimized out>) at thread/qmutex.cpp:215
#7 0x00007f2644465bfd in QMutexLocker::QMutexLocker (this=0x7f2615dfd060,
m=0x6110009632e8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qmutex.h:128
#8 0x00007f26445070f6 in KDevelop::BackgroundParser::trackerForUrl
(this=0x6030004f9e10, url=...) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/backgroundparser/backgroundparser.cpp:751
#9 0x00007f2644671506 in KDevelop::DUChain::addDocumentChain
(this=0x602000247810, chain=0x604002e12710) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/duchain/duchain.cpp:1253
#10 0x00007f261ace646d in (anonymous namespace)::createTopContext (path=...,
environment=...) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/clang/duchain/clanghelpers.cpp:77
#11 ClangHelpers::buildDUChain(void*, QMultiHash<void*, Import> const&,
ParseSession const&, KDevelop::TopDUContext::Features, QHash<void*,
KDevelop::ReferencedTopDUContext>&, ClangIndex*, std::function<bool ()> const&)
(file=<optimized
out>, imports=..., session=...,
features=KDevelop::TopDUContext::Features::AllDeclarationsContextsAndUses,
includedFiles={...}, index=<optimized out>, abortFunction=...) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/clang/duchai
n/clanghelpers.cpp:131
#12 0x00007f261ace607a in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> con
st&) (file=<optimized out>, imports=..., session=...,
features=KDevelop::TopDUContext::Features::AllDeclarationsContextsAndUses,
includedFiles={...}, index=<optimized out>, abortFunction=...) at
/home/kfunk/devel/src/kf5/kdevelop-stable/
languages/clang/duchain/clanghelpers.cpp:113
#13 0x00007f261b02ce4f in ClangParseJob::run (this=<optimized out>) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/clang/clangparsejob.cpp:316
#14 0x00007f261b02f8cd in non-virtual thunk to
ClangParseJob::run(QSharedPointer<ThreadWeaver::JobInterface>,
ThreadWeaver::Thread*) () at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/clang/clangparsejob.cpp:215
#15 0x00007f2642df1630 in
ThreadWeaver::IdDecorator::run(QSharedPointer<ThreadWeaver::JobInterface>,
ThreadWeaver::Thread*) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#16 0x00007f2642df1c70 in
ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#17 0x00007f2642df07c0 in
ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#18 0x00007f2642df026a in ThreadWeaver::Thread::run() () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#19 0x00007f264943784e in QThreadPrivate::start (arg=0x603000951f40) at
thread/qthread_unix.cpp:331
#20 0x00007f2648af16fa in start_thread (arg=0x7f2615dff700) at
pthread_create.c:333
#21 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 10 (Thread 0x7f26155fe700 (LWP 22808)):
#0 0x00007f2648afa55d in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x000000000044d78d in read () at
/usr/bin/../lib/gcc/x86_64-linux-gnu/5.3.1/../../../../include/c++/5.3.1/iostream:74
#2 0x00007f26495b1baf in read (__nbytes=152, __buf=0x7f26155fba10,
__fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#3 forkfd_wait (ffd=<optimized out>, info=info@entry=0x7f26155fbad0,
rusage=rusage@entry=0x0) at io/../../3rdparty/forkfd/forkfd.c:723
#4 0x00007f26495adc6a in QProcessPrivate::waitForDeadChild
(this=this@entry=0x615004692980) at io/qprocess_unix.cpp:1096
#5 0x00007f26495487b2 in QProcessPrivate::_q_startupNotification
(this=this@entry=0x615004692980) at io/qprocess.cpp:113
#6 0x00007f26495acd90 in QProcessPrivate::waitForStarted (this=0x615004692980,
msecs=3000) at io/qprocess_unix.cpp:831
#7 0x00007f2649548465 in QProcess::waitForStarted
(this=this@entry=0x7f26155fbea0, msecs=msecs@entry=3000) at
io/qprocess.cpp:1777
#8 0x00007f26495485a9 in QProcess::waitForFinished (this=0x7f26155fbea0,
msecs=3000) at io/qprocess.cpp:1843
#9 0x00007f260a4a0a64 in QmlJS::Cache::getFileNames (this=<optimized out>,
fileInfos=...) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/duchain/cache.cpp:165
#10 0x00007f260a4dd95a in DeclarationBuilder::importDirectory (this=<optimized
out>, directory="qml", node=<optimized out>) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/duchain/declarationbuilder.cpp:1027
#11 0x00007f260a4deff2 in DeclarationBuilder::importModule
(this=0x7f26155fd5f0, node=<optimized out>) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/duchain/declarationbuilder.cpp:1078
#12 0x00007f260a4df39d in DeclarationBuilder::visit (this=<optimized out>,
node=<optimized out>) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/duchain/declarationbuilder.cpp:1084
#13 0x00007f260a4dfb1d in non-virtual thunk to
DeclarationBuilder::visit(QmlJS::AST::UiImport*) () at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/duchain/declarationbuilder.cpp:1081
#14 0x00007f260a57ea4d in QmlJS::AST::UiImport::accept0 (this=<optimized out>,
visitor=0x7f26155fd648) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/libs/qmljs/parser/qmljsast.cpp:917
#15 0x00007f260a56c5bf in QmlJS::AST::Node::accept (this=0x625008273168,
visitor=0x7f26155fd648) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/libs/qmljs/parser/qmljsast.cpp:42
#16 0x00007f260a57f328 in QmlJS::AST::Node::accept (node=0x625008273168,
visitor=0x7f26155fd648) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/libs/qmljs/parser/qmljsast.cpp:50
#17 QmlJS::AST::UiHeaderItemList::accept0 (this=<optimized out>,
visitor=0x7f26155fd648) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/libs/qmljs/parser/qmljsast.cpp:944
#18 0x00007f260a56c5bf in QmlJS::AST::Node::accept (this=0x625008273200,
visitor=0x7f26155fd648) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/libs/qmljs/parser/qmljsast.cpp:42
#19 0x00007f260a57c3a8 in QmlJS::AST::Node::accept (visitor=0x7f26155fd648,
node=<optimized out>) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/libs/qmljs/parser/qmljsast.cpp:50
#20 QmlJS::AST::UiProgram::accept0 (this=<optimized out>,
visitor=0x7f26155fd648) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/libs/qmljs/parser/qmljsast.cpp:813
#21 0x00007f260a56c5bf in QmlJS::AST::Node::accept (this=0x62500821a500,
visitor=0x7f26155fd648) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/libs/qmljs/parser/qmljsast.cpp:42
#22 0x00007f260a56c778 in QmlJS::AST::Node::accept (node=0x62500821a500,
visitor=0x7f26155fd648) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/libs/qmljs/parser/qmljsast.cpp:50
#23 0x00007f260a4c648f in ContextBuilder::startVisiting (this=<optimized out>,
node=0xd4) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/duchain/contextbuilder.cpp:83
#24 0x00007f260a4c9258 in DeclarationBuilder::startVisiting (this=<optimized
out>, node=0x62500821a500) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/duchain/declarationbuilder.cpp:110
#25 0x00007f260a473820 in KDevelop::AbstractContextBuilder<QmlJS::AST::Node,
QmlJS::AST::IdentifierPropertyName>::supportBuild (this=0x7f26155fd5f0,
node=0x62500821a500, context=<optimized out>) at
/home/kfunk/devel/install/kf5-stable/in
clude/kdevplatform/language/duchain/builders/abstractcontextbuilder.h:134
#26 0x00007f260a4857bd in KDevelop::AbstractTypeBuilder<QmlJS::AST::Node,
QmlJS::AST::IdentifierPropertyName, ContextBuilder>::supportBuild
(this=0x7f26155fd5f0, node=0x62500821a500, context=0x6040036ce350) at
/home/kfunk/devel/install/k
f5-stable/include/kdevplatform/language/duchain/builders/abstracttypebuilder.h:85
#27 0x00007f260a4730fa in KDevelop::AbstractContextBuilder<QmlJS::AST::Node,
QmlJS::AST::IdentifierPropertyName>::build (this=0x7f26155fd5f0, url=...,
node=0x62500821a500, updateContext=...) at
/home/kfunk/devel/install/kf5-stable/includ
e/kdevplatform/language/duchain/builders/abstractcontextbuilder.h:114
#28 0x00007f260a4c8671 in DeclarationBuilder::build (this=<optimized out>,
url=..., node=0x62500821a500, updateContext=...) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/duchain/declarationbuilder.cpp:81
#29 0x00007f260a46b80c in QmlJsParseJob::run (this=<optimized out>,
pointer=..., thread=<optimized out>) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/qmljsparsejob.cpp:145
#30 0x00007f260a46d72d in non-virtual thunk to
QmlJsParseJob::run(QSharedPointer<ThreadWeaver::JobInterface>,
ThreadWeaver::Thread*) () at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/qmljsparsejob.cpp:95
#31 0x00007f2642df1630 in
ThreadWeaver::IdDecorator::run(QSharedPointer<ThreadWeaver::JobInterface>,
ThreadWeaver::Thread*) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#32 0x00007f2642df1c70 in
ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#33 0x00007f2642df07c0 in
ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#34 0x00007f2642df026a in ThreadWeaver::Thread::run() () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#35 0x00007f264943784e in QThreadPrivate::start (arg=0x603000950f80) at
thread/qthread_unix.cpp:331
#36 0x00007f2648af16fa in start_thread (arg=0x7f26155fe700) at
pthread_create.c:333
#37 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 9 (Thread 0x7f260dd58700 (LWP 22809)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f2649438aeb in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x60800040fa20) at
thread/qwaitcondition_unix.cpp:136
#2 QWaitCondition::wait (this=<optimized out>, mutex=0x602000136a90,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3 0x00007f2642dee29f in
ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4 0x00007f2642df24c8 in ?? () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5 0x00007f2642ded46d in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6 0x00007f2642df0333 in ThreadWeaver::Thread::run() () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7 0x00007f264943784e in QThreadPrivate::start (arg=0x60300096ef80) at
thread/qthread_unix.cpp:331
#8 0x00007f2648af16fa in start_thread (arg=0x7f260dd58700) at
pthread_create.c:333
#9 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 8 (Thread 0x7f260d557700 (LWP 22810)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f2649438aeb in QWaitConditionPrivate::wait
(time=18446744073709551615, this=0x60800040fa20) at
thread/qwaitcondition_unix.cpp:136
#2 QWaitCondition::wait (this=<optimized out>, mutex=0x602000136a90,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3 0x00007f2642dee29f in
ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4 0x00007f2642df24c8 in ?? () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5 0x00007f2642ded46d in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6 0x00007f2642df2522 in ?? () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7 0x00007f2642ded46d in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8 0x00007f2642df2522 in ?? () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9 0x00007f2642ded46d in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f2642df2522 in ?? () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f2642ded46d in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f2642df2522 in ?? () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f2642ded46d in
ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f2642df0333 in ThreadWeaver::Thread::run() () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#15 0x00007f264943784e in QThreadPrivate::start (arg=0x60300096bf80) at
thread/qthread_unix.cpp:331
#16 0x00007f2648af16fa in start_thread (arg=0x7f260d557700) at
pthread_create.c:333
#17 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 7 (Thread 0x7f260bcbb700 (LWP 22811)):
#0 0x00007f2648afac5d in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f26494e7c8d in qt_nanosleep (amount=...) at
tools/qelapsedtimer_unix.cpp:185
#2 0x00007f2649436c84 in QThread::usleep (usecs=<optimized out>) at
thread/qthread_unix.cpp:475
#3 0x00007f2644afed91 in KDevelop::DUChainLock::lockForWrite
(this=0x7f26467d6be0 <KDevelop::(anonymous
namespace)::Q_QGS_sdDUChainPrivate::innerFunction()::holder+32>, timeout=0) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/languag
e/duchain/duchainlock.cpp:155
#4 0x00007f2644b007da in KDevelop::DUChainWriteLocker::lock
(this=0x7f260bcb92d0) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/duchain/duchainlock.cpp:249
#5 0x00007f2644b0047f in KDevelop::DUChainWriteLocker::DUChainWriteLocker
(this=0x7f260bcb92d0, duChainLock=0x0, timeout=0) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/duchain/duchainlock.cpp:233
#6 0x00007f261ace6281 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> con
st&) (file=<optimized out>, imports=..., session=...,
features=KDevelop::TopDUContext::Features::AllDeclarationsContextsAndUses,
includedFiles={...}, index=<optimized out>, abortFunction=...) at
/home/kfunk/devel/src/kf5/kdevelop-stable/
languages/clang/duchain/clanghelpers.cpp:128
#7 0x00007f261ace607a in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> con
st&) (file=<optimized out>, imports=..., session=...,
features=KDevelop::TopDUContext::Features::AllDeclarationsContextsAndUses,
includedFiles={...}, index=<optimized out>, abortFunction=...) at
/home/kfunk/devel/src/kf5/kdevelop-stable/
languages/clang/duchain/clanghelpers.cpp:113
#8 0x00007f261ace607a in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> con
st&) (file=<optimized out>, imports=..., session=...,
features=KDevelop::TopDUContext::Features::AllDeclarationsContextsAndUses,
includedFiles={...}, index=<optimized out>, abortFunction=...) at
/home/kfunk/devel/src/kf5/kdevelop-stable/
languages/clang/duchain/clanghelpers.cpp:113
#9 0x00007f261b02ce4f in ClangParseJob::run (this=<optimized out>) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/clang/clangparsejob.cpp:316
#10 0x00007f261b02f8cd in non-virtual thunk to
ClangParseJob::run(QSharedPointer<ThreadWeaver::JobInterface>,
ThreadWeaver::Thread*) () at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/clang/clangparsejob.cpp:215
#11 0x00007f2642df1630 in
ThreadWeaver::IdDecorator::run(QSharedPointer<ThreadWeaver::JobInterface>,
ThreadWeaver::Thread*) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f2642df1c70 in
ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f2642df07c0 in
ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f2642df026a in ThreadWeaver::Thread::run() () from
/usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#15 0x00007f264943784e in QThreadPrivate::start (arg=0x60300096a780) at
thread/qthread_unix.cpp:331
#16 0x00007f2648af16fa in start_thread (arg=0x7f260bcbb700) at
pthread_create.c:333
#17 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 6 (Thread 0x7f2609710700 (LWP 22814)):
#0 0x00007f26481f9e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x0000000000438a4e in poll () at
/usr/bin/../lib/gcc/x86_64-linux-gnu/5.3.1/../../../../include/c++/5.3.1/iostream:74
#2 0x00007f263d2b231c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f263d2b242c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f264966ea9b in QEventDispatcherGlib::processEvents
(this=0x602000279ff0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5 0x00007f2649615dea in QEventLoop::exec (this=this@entry=0x7f260970f950,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6 0x00007f26494328a4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#7 0x00007f2645182bf8 in KDevelop::CompletionWorkerThread::run
(this=0x60300098a6d0) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/codecompletion/codecompletionmodel.cpp:89
#8 0x00007f264943784e in QThreadPrivate::start (arg=0x60300098a6d0) at
thread/qthread_unix.cpp:331
#9 0x00007f2648af16fa in start_thread (arg=0x7f2609710700) at
pthread_create.c:333
#10 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 5 (Thread 0x7f26043ee700 (LWP 22826)):
#0 0x00007f26481f9e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x0000000000438a4e in poll () at
/usr/bin/../lib/gcc/x86_64-linux-gnu/5.3.1/../../../../include/c++/5.3.1/iostream:74
#2 0x00007f263d2b231c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f263d2b242c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f264966ea9b in QEventDispatcherGlib::processEvents
(this=0x602000254770, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5 0x00007f2649615dea in QEventLoop::exec (this=this@entry=0x7f26043ed950,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6 0x00007f26494328a4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#7 0x00007f2645182bf8 in KDevelop::CompletionWorkerThread::run
(this=0x603000795760) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/codecompletion/codecompletionmodel.cpp:89
#8 0x00007f264943784e in QThreadPrivate::start (arg=0x603000795760) at
thread/qthread_unix.cpp:331
#9 0x00007f2648af16fa in start_thread (arg=0x7f26043ee700) at
pthread_create.c:333
#10 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 4 (Thread 0x7f260b4ba700 (LWP 22943)):
#0 0x00007f26481f9e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x0000000000438a4e in poll () at
/usr/bin/../lib/gcc/x86_64-linux-gnu/5.3.1/../../../../include/c++/5.3.1/iostream:74
#2 0x00007f263d2b231c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f263d2b242c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f264966ea7f in QEventDispatcherGlib::processEvents
(this=0x6020006ecc50, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5 0x00007f2649615dea in QEventLoop::exec (this=this@entry=0x7f260b4b9c60,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6 0x00007f26494328a4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#7 0x00007f264ea7b3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8 0x00007f264943784e in QThreadPrivate::start (arg=0x60c002122180) at
thread/qthread_unix.cpp:331
#9 0x00007f2648af16fa in start_thread (arg=0x7f260b4ba700) at
pthread_create.c:333
#10 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7f260e766700 (LWP 23771)):
#0 0x00007f26481f9e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x0000000000438a4e in poll () at
/usr/bin/../lib/gcc/x86_64-linux-gnu/5.3.1/../../../../include/c++/5.3.1/iostream:74
#2 0x00007f263d2b231c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f263d2b242c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f264966ea9b in QEventDispatcherGlib::processEvents
(this=0x6020011db930, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5 0x00007f2649615dea in QEventLoop::exec (this=this@entry=0x7f260e765950,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6 0x00007f26494328a4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#7 0x00007f2645182bf8 in KDevelop::CompletionWorkerThread::run
(this=0x603002afd690) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/codecompletion/codecompletionmodel.cpp:89
#8 0x00007f264943784e in QThreadPrivate::start (arg=0x603002afd690) at
thread/qthread_unix.cpp:331
#9 0x00007f2648af16fa in start_thread (arg=0x7f260e766700) at
pthread_create.c:333
#10 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7f25d3ef9700 (LWP 25973)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f263ed02bd4 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2 0x00007f263ed02c19 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3 0x00007f2648af16fa in start_thread (arg=0x7f25d3ef9700) at
pthread_create.c:333
#4 0x00007f2648205b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7f26320e5940 (LWP 22779)):
#0 syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1 0x00007f264942f928 in _q_futex (op=0, val=3, timeout=0x0,
addr=0x6060011e5fe0) at thread/qmutex_linux.cpp:146
#2 lockInternal_helper<false> (timeout=-1, elapsedTimer=0x0, d_ptr=...) at
thread/qmutex_linux.cpp:187
#3 QBasicMutex::lockInternal (this=0x6060011e5fe0) at
thread/qmutex_linux.cpp:203
#4 0x00007f260a4a159d in QMutexLocker::QMutexLocker (this=<optimized out>,
m=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qmutex.h:128
#5 QmlJS::Cache::setFileCustomIncludes (this=0x6060011e5fe0, file=...,
dirs={...}) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/duchain/cache.cpp:196
#6 0x00007f260a46a63b in QmlJsParseJob::QmlJsParseJob (this=<optimized out>,
url=..., languageSupport=<optimized out>) at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/qmljsparsejob.cpp:83
#7 0x00007f260a48e19b in non-virtual thunk to
KDevQmlJsPlugin::createParseJob(KDevelop::IndexedString const&) () at
/home/kfunk/devel/src/kf5/kdevelop-stable/languages/qmljs/kdevqmljsplugin.cpp:96
#8 0x00007f264452d3e1 in KDevelop::BackgroundParserPrivate::createParseJob
(this=0x611000963240, url=...,
features=KDevelop::TopDUContext::Features::VisibleDeclarationsAndContexts,
notifyWhenReady=Python Exception <class 'TypeError'> un
supported operand type(s) for +: 'NoneType' and 'str':
, priority=10000) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/backgroundparser/backgroundparser.cpp:265
#9 0x00007f26445171e2 in
KDevelop::BackgroundParserPrivate::parseDocumentsInternal (this=0x611000963240)
at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/backgroundparser/backgroundparser.cpp:199
#10 0x00007f26445001d2 in KDevelop::BackgroundParser::parseDocuments
(this=0x6030004f9e10) at
/home/kfunk/devel/src/kf5/kdevplatform-stable/language/backgroundparser/backgroundparser.cpp:598
#11 0x00007f26455120f2 in KDevelop::BackgroundParser::qt_static_metacall
(_o=0x6030004f9e10, _c=QMetaObject::InvokeMetaMethod, _id=18,
_a=0x602001061f70) at
/home/kfunk/devel/build/kf5/kdevplatform-stable/language/moc_backgroundparser.cp
p:264
#12 0x00007f2649647ea1 in QObject::event (this=0x6030004f9e10, e=<optimized
out>) at kernel/qobject.cpp:1239
#13 0x00007f2649f0b05c in QApplicationPrivate::notify_helper
(this=this@entry=0x61300000de80, receiver=receiver@entry=0x6030004f9e10,
e=e@entry=0x60800179e5a0) at kernel/qapplication.cpp:3716
#14 0x00007f2649f10516 in QApplication::notify (this=0x7ffdf5a01320,
receiver=0x6030004f9e10, e=0x60800179e5a0) at kernel/qapplication.cpp:3499
#15 0x00007f264961862b in QCoreApplication::notifyInternal
(this=0x7ffdf5a01320, receiver=0x6030004f9e10,
event=event@entry=0x60800179e5a0) at kernel/qcoreapplication.cpp:965
#16 0x00007f264961aa26 in QCoreApplication::sendEvent (event=0x60800179e5a0,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#17 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0,
event_type=event_type@entry=0, data=0x60b00000ad80) at
kernel/qcoreapplication.cpp:1593
#18 0x00007f264961af08 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1451
#19 0x00007f264966e673 in postEventSourceDispatch (s=0x60b000029860) at
kernel/qeventdispatcher_glib.cpp:271
#20 0x00007f263d2b2127 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f263d2b2380 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f263d2b242c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f264966ea7f in QEventDispatcherGlib::processEvents
(this=0x603000027c10, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#24 0x00007f2649615dea in QEventLoop::exec (this=this@entry=0x7ffdf59fd600,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#25 0x00007f264961de8c in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1229
#26 0x0000000000506ea3 in main (argc=<optimized out>, argv=0x7ffdf5a03080) at
/home/kfunk/devel/src/kf5/kdevelop-stable/app/main.cpp:714
Reproducible: Always
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