https://bugs.kde.org/show_bug.cgi?id=398030
Bug ID: 398030
Summary: KDE crashed while parsing C++17 structored binding
Product: kdevelop
Version: 5.2.3
Platform: Fedora RPMs
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kdevelop-bugs-n...@kde.org
Reporter: nasus.maxi...@gmail.com
Target Milestone: ---
Application: kdevelop (5.2.3)
Qt Version: 5.10.1
Frameworks Version: 5.48.0
Operating System: Linux 4.17.18-200.fc28.x86_64 x86_64
Distribution: "Fedora release 28 (Twenty Eight)"
-- Information about the crash:
- What I was doing when the application crashed:
Simply opening a project that contains a header with:
: auto [var1, var2] = std::make_tuple(1, "a");
- Custom settings of the application:
Compiples and runs in GCC 8 with --std=c++17
The crash can be reproduced every time.
-- Backtrace:
Application: KDevelop (kdevelop), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc85b5bf940 (LWP 11443))]
Thread 16 (Thread 0x7fc7f2ffd700 (LWP 11488)):
#0 0x00007fc8606cc918 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1 0x00007fc866e8a736 in QWaitCondition::wait(QMutex*, unsigned long) () at
/lib64/libQt5Core.so.5
#2 0x00007fc866e87662 in QThreadPoolThread::run() () at /lib64/libQt5Core.so.5
#3 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#4 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#5 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 15 (Thread 0x7fc7f1ffb700 (LWP 11477)):
[KCrash Handler]
#6 0x00007fc812ace634 in clang::Decl::setInvalidDecl(bool) () at
/lib64/../lib64/libclangAST.so.6
#7 0x00007fc812ace680 in clang::Decl::setInvalidDecl(bool) () at
/lib64/../lib64/libclangAST.so.6
#8 0x00007fc808095a53 in clang::ASTDeclReader::VisitDecl(clang::Decl*) () at
/lib64/../lib64/../lib64/libclangSerialization.so.6
#9 0x00007fc8080961b5 in
clang::ASTDeclReader::VisitNamedDecl(clang::NamedDecl*) () at
/lib64/../lib64/../lib64/libclangSerialization.so.6
#10 0x00007fc808096685 in
clang::ASTDeclReader::VisitValueDecl(clang::ValueDecl*) () at
/lib64/../lib64/../lib64/libclangSerialization.so.6
#11 0x00007fc8080966f9 in
clang::ASTDeclReader::VisitDeclaratorDecl(clang::DeclaratorDecl*) () at
/lib64/../lib64/../lib64/libclangSerialization.so.6
#12 0x00007fc8080a41d0 in
clang::ASTDeclReader::VisitVarDeclImpl(clang::VarDecl*) () at
/lib64/../lib64/../lib64/libclangSerialization.so.6
#13 0x00007fc8080a5087 in
clang::ASTDeclReader::VisitDecompositionDecl(clang::DecompositionDecl*) () at
/lib64/../lib64/../lib64/libclangSerialization.so.6
#14 0x00007fc8080aac05 in clang::ASTDeclReader::Visit(clang::Decl*) () at
/lib64/../lib64/../lib64/libclangSerialization.so.6
#15 0x00007fc8080ab270 in clang::ASTReader::ReadDeclRecord(unsigned int) () at
/lib64/../lib64/../lib64/libclangSerialization.so.6
#16 0x00007fc80805e735 in clang::ASTReader::GetDecl(unsigned int) () at
/lib64/../lib64/../lib64/libclangSerialization.so.6
#17 0x00007fc8080ac941 in clang::ASTStmtReader::VisitDeclStmt(clang::DeclStmt*)
() at /lib64/../lib64/../lib64/libclangSerialization.so.6
#18 0x00007fc8080c043d in
clang::ASTReader::ReadStmtFromStream(clang::serialization::ModuleFile&) () at
/lib64/../lib64/../lib64/libclangSerialization.so.6
#19 0x00007fc80802bece in clang::ASTReader::GetExternalDeclStmt(unsigned long)
() at /lib64/../lib64/../lib64/libclangSerialization.so.6
#20 0x00007fc812ac6533 in clang::FunctionDecl::getBody(clang::FunctionDecl
const*&) const () at /lib64/../lib64/libclangAST.so.6
#21 0x00007fc812ef302b in clang_getCursorDefinition () at /lib64/libclang.so.6
#22 0x00007fc812ef337d in clang_isCursorDefinition () at /lib64/libclang.so.6
#23 0x00007fc8131d7d46 in () at /lib64/libKDevClangPrivate.so.30
#24 0x00007fc812ef42a4 in clang::cxcursor::CursorVisitor::Visit(CXCursor, bool)
() at /lib64/libclang.so.6
#25 0x00007fc812ef7e4d in
clang::cxcursor::CursorVisitor::handleDeclForVisitation(clang::Decl const*) ()
at /lib64/libclang.so.6
#26 0x00007fc812ef7ffb in
clang::cxcursor::CursorVisitor::VisitDeclContext(clang::DeclContext*) () at
/lib64/libclang.so.6
#27 0x00007fc812ef40a3 in
clang::cxcursor::CursorVisitor::VisitChildren(CXCursor) () at
/lib64/libclang.so.6
#28 0x00007fc812efd060 in clang_visitChildren () at /lib64/libclang.so.6
#29 0x00007fc8131bde2c in Builder::visit(CXTranslationUnitImpl*, void*,
QHash<void*, KDevelop::ReferencedTopDUContext> const&, bool) () at
/lib64/libKDevClangPrivate.so.30
#30 0x00007fc8131e4cad in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#31 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#32 0x00007fc81344d4f1 in () at
/usr/lib64/qt5/plugins/kdevplatform/30/kdevclangsupport.so
#33 0x00007fc8633dc96e in
ThreadWeaver::IdDecorator::run(QSharedPointer<ThreadWeaver::JobInterface>,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#34 0x00007fc8633dcf3c in
ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#35 0x00007fc8633dbd64 in
ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#36 0x00007fc8633db803 in ThreadWeaver::Thread::run() () at
/lib64/libKF5ThreadWeaver.so.5
#37 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#38 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#39 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 14 (Thread 0x7fc7f27fc700 (LWP 11476)):
#0 0x00007fc8661c1ae9 in syscall () at /lib64/libc.so.6
#1 0x00007fc866e8222d in QBasicMutex::lockInternal() () at
/lib64/libQt5Core.so.5
#2 0x00007fc866e822d5 in QMutex::lock() () at /lib64/libQt5Core.so.5
#3 0x00007fc8642b5bbb in
KDevelop::UrlParseLock::UrlParseLock(KDevelop::IndexedString const&) () at
/lib64/libKDevPlatformLanguage.so.52
#4 0x00007fc8131e4723 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#5 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#6 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#7 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#8 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#9 0x00007fc81344d4f1 in () at
/usr/lib64/qt5/plugins/kdevplatform/30/kdevclangsupport.so
#10 0x00007fc8633dc96e in
ThreadWeaver::IdDecorator::run(QSharedPointer<ThreadWeaver::JobInterface>,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#11 0x00007fc8633dcf3c in
ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#12 0x00007fc8633dbd64 in
ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#13 0x00007fc8633db803 in ThreadWeaver::Thread::run() () at
/lib64/libKF5ThreadWeaver.so.5
#14 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#15 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#16 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 13 (Thread 0x7fc7f37fe700 (LWP 11474)):
#0 0x00007fc8661c1ae9 in syscall () at /lib64/libc.so.6
#1 0x00007fc866e8222d in QBasicMutex::lockInternal() () at
/lib64/libQt5Core.so.5
#2 0x00007fc866e822d5 in QMutex::lock() () at /lib64/libQt5Core.so.5
#3 0x00007fc8642b5bbb in
KDevelop::UrlParseLock::UrlParseLock(KDevelop::IndexedString const&) () at
/lib64/libKDevPlatformLanguage.so.52
#4 0x00007fc8131e4723 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#5 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#6 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#7 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#8 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#9 0x00007fc81344d4f1 in () at
/usr/lib64/qt5/plugins/kdevplatform/30/kdevclangsupport.so
#10 0x00007fc8633dc96e in
ThreadWeaver::IdDecorator::run(QSharedPointer<ThreadWeaver::JobInterface>,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#11 0x00007fc8633dcf3c in
ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#12 0x00007fc8633dbd64 in
ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#13 0x00007fc8633db803 in ThreadWeaver::Thread::run() () at
/lib64/libKF5ThreadWeaver.so.5
#14 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#15 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#16 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 12 (Thread 0x7fc7f3fff700 (LWP 11473)):
#0 0x00007fc8661c1ae9 in syscall () at /lib64/libc.so.6
#1 0x00007fc866e8222d in QBasicMutex::lockInternal() () at
/lib64/libQt5Core.so.5
#2 0x00007fc866e822d5 in QMutex::lock() () at /lib64/libQt5Core.so.5
#3 0x00007fc8642b5bbb in
KDevelop::UrlParseLock::UrlParseLock(KDevelop::IndexedString const&) () at
/lib64/libKDevPlatformLanguage.so.52
#4 0x00007fc8131e4723 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#5 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#6 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#7 0x00007fc81344d4f1 in () at
/usr/lib64/qt5/plugins/kdevplatform/30/kdevclangsupport.so
#8 0x00007fc8633dc96e in
ThreadWeaver::IdDecorator::run(QSharedPointer<ThreadWeaver::JobInterface>,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#9 0x00007fc8633dcf3c in
ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#10 0x00007fc8633dbd64 in
ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#11 0x00007fc8633db803 in ThreadWeaver::Thread::run() () at
/lib64/libKF5ThreadWeaver.so.5
#12 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#13 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#14 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 11 (Thread 0x7fc800a2b700 (LWP 11472)):
#0 0x00007fc8661c1ae9 in syscall () at /lib64/libc.so.6
#1 0x00007fc866e8222d in QBasicMutex::lockInternal() () at
/lib64/libQt5Core.so.5
#2 0x00007fc866e822d5 in QMutex::lock() () at /lib64/libQt5Core.so.5
#3 0x00007fc8642b5bbb in
KDevelop::UrlParseLock::UrlParseLock(KDevelop::IndexedString const&) () at
/lib64/libKDevPlatformLanguage.so.52
#4 0x00007fc8131e4723 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#5 0x00007fc8131e4510 in ClangHelpers::buildDUChain(void*, QMultiHash<void*,
Import> const&, ParseSession const&, KDevelop::TopDUContext::Features,
QHash<void*, KDevelop::ReferencedTopDUContext>&, ClangIndex*,
std::function<bool ()> const&) () at /lib64/libKDevClangPrivate.so.30
#6 0x00007fc81344d4f1 in () at
/usr/lib64/qt5/plugins/kdevplatform/30/kdevclangsupport.so
#7 0x00007fc8633dc96e in
ThreadWeaver::IdDecorator::run(QSharedPointer<ThreadWeaver::JobInterface>,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#8 0x00007fc8633dcf3c in
ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#9 0x00007fc8633dbd64 in
ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&,
ThreadWeaver::Thread*) () at /lib64/libKF5ThreadWeaver.so.5
#10 0x00007fc8633db803 in ThreadWeaver::Thread::run() () at
/lib64/libKF5ThreadWeaver.so.5
#11 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#12 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#13 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 10 (Thread 0x7fc80122c700 (LWP 11467)):
#0 0x00007fc8661bc659 in poll () at /lib64/libc.so.6
#1 0x00007fc85bf7bbe6 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#2 0x00007fc85bf7bd10 in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#3 0x00007fc867088c2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#4 0x00007fc86703712b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#5 0x00007fc866e859c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#6 0x00007fc8180a9ca9 in QQuickXmlQueryEngine::run() () at
/usr/lib64/qt5/qml/QtQuick/XmlListModel/libqmlxmllistmodelplugin.so
#7 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#8 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#9 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 9 (Thread 0x7fc81a99b700 (LWP 11461)):
#0 0x00007fc8661bc659 in poll () at /lib64/libc.so.6
#1 0x00007fc85bf7bbe6 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#2 0x00007fc85bf7bd10 in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#3 0x00007fc867088c2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#4 0x00007fc86703712b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#5 0x00007fc866e859c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#6 0x00007fc8643e3b00 in () at /lib64/libKDevPlatformLanguage.so.52
#7 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#8 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#9 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 8 (Thread 0x7fc81a19a700 (LWP 11460)):
#0 0x00007fc8661b80c4 in read () at /lib64/libc.so.6
#1 0x00007fc85bfc1070 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#2 0x00007fc85bf7b6db in g_main_context_check () at /lib64/libglib-2.0.so.0
#3 0x00007fc85bf7bb90 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#4 0x00007fc85bf7bd10 in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#5 0x00007fc867088c2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#6 0x00007fc86703712b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#7 0x00007fc866e859c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#8 0x00007fc8685673a9 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#9 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#10 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#11 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 7 (Thread 0x7fc81b1dc700 (LWP 11456)):
#0 0x00007fc85bfc248d in g_mutex_lock () at /lib64/libglib-2.0.so.0
#1 0x00007fc85bf7aaa6 in g_main_context_acquire () at /lib64/libglib-2.0.so.0
#2 0x00007fc85bf7baa5 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#3 0x00007fc85bf7bd10 in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#4 0x00007fc867088c2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#5 0x00007fc86703712b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#6 0x00007fc866e859c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#7 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#8 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#9 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 6 (Thread 0x7fc823252700 (LWP 11454)):
#0 0x00007fc8661bc659 in poll () at /lib64/libc.so.6
#1 0x00007fc85bf7bbe6 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#2 0x00007fc85bf7bd10 in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#3 0x00007fc867088c2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#4 0x00007fc86703712b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#5 0x00007fc866e859c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#6 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#7 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#8 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 5 (Thread 0x7fc82b7b7700 (LWP 11448)):
#0 0x00007fc8661b80c4 in read () at /lib64/libc.so.6
#1 0x00007fc85bfc1070 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#2 0x00007fc85bf7b6db in g_main_context_check () at /lib64/libglib-2.0.so.0
#3 0x00007fc85bf7bb90 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#4 0x00007fc85bf7bd10 in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#5 0x00007fc867088c2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#6 0x00007fc86703712b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#7 0x00007fc866e859c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#8 0x00007fc8642da3bf in () at /lib64/libKDevPlatformLanguage.so.52
#9 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#10 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#11 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 4 (Thread 0x7fc837422700 (LWP 11447)):
#0 0x00007fc8661bc659 in poll () at /lib64/libc.so.6
#1 0x00007fc85bf7bbe6 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#2 0x00007fc85bf7bd10 in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#3 0x00007fc867088c2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#4 0x00007fc86703712b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#5 0x00007fc866e859c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#6 0x00007fc86d29f299 in QDBusConnectionManager::run() () at
/lib64/libQt5DBus.so.5
#7 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#8 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#9 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 3 (Thread 0x7fc83cd8d700 (LWP 11446)):
#0 0x00007fc8661bc659 in poll () at /lib64/libc.so.6
#1 0x00007fc85816a04f in _xcb_conn_wait () at /lib64/libxcb.so.1
#2 0x00007fc85816bcaa in xcb_wait_for_event () at /lib64/libxcb.so.1
#3 0x00007fc83ef044d9 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5
#4 0x00007fc866e8a11d in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#5 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#6 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 2 (Thread 0x7fc84c353700 (LWP 11445)):
#0 0x00007fc8606cc52c in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1 0x00007fc866af1290 in __gthread_cond_wait (__mutex=<optimized out>,
__cond=<optimized out>) at
/usr/src/debug/gcc-8.1.1-5.fc28.x86_64/obj-x86_64-redhat-linux/x86_64-redhat-linux/libstdc++-v3/include/x86_64-redhat-linux/bits/gthr-default.h:864
#2 0x00007fc866af1290 in
std::condition_variable::wait(std::unique_lock<std::mutex>&) (this=<optimized
out>, __lock=...) at
../../../../../libstdc++-v3/src/c++11/condition_variable.cc:53
#3 0x00007fc85aa58eba in bmalloc::AsyncTask<bmalloc::Heap, void
(bmalloc::Heap::*)()>::threadRunLoop() () at /lib64/libQt5WebKit.so.5
#4 0x00007fc85aa58fef in () at /lib64/libQt5WebKit.so.5
#5 0x00007fc866af7523 in execute_native_thread_routine (__p=0x557820cbcf80) at
../../../../../libstdc++-v3/src/c++11/thread.cc:80
#6 0x00007fc8606c6594 in start_thread () at /lib64/libpthread.so.0
#7 0x00007fc8661c70df in clone () at /lib64/libc.so.6
Thread 1 (Thread 0x7fc85b5bf940 (LWP 11443)):
#0 0x00007fc8606cc52c in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1 0x00007fc85816a252 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2 0x00007fc85816b9bf in wait_for_reply () at /lib64/libxcb.so.1
#3 0x00007fc85816bad6 in xcb_wait_for_reply () at /lib64/libxcb.so.1
#4 0x00007fc83ef02b8e in QXcbConnection::sync() () at /lib64/libQt5XcbQpa.so.5
#5 0x00007fc83ef25b1b in QXcbShmImage::preparePaint(QRegion const&) () at
/lib64/libQt5XcbQpa.so.5
#6 0x00007fc83ef25c04 in QXcbBackingStore::beginPaint(QRegion const&) () at
/lib64/libQt5XcbQpa.so.5
#7 0x00007fc867518157 in QBackingStore::beginPaint(QRegion const&) () at
/lib64/libQt5Gui.so.5
#8 0x00007fc86790f466 in QWidgetBackingStore::doSync() () at
/lib64/libQt5Widgets.so.5
#9 0x00007fc86790f871 in QWidgetBackingStore::sync() () at
/lib64/libQt5Widgets.so.5
#10 0x00007fc8679276b5 in QWidgetPrivate::syncBackingStore() () at
/lib64/libQt5Widgets.so.5
#11 0x00007fc86793fce8 in QWidget::event(QEvent*) () at
/lib64/libQt5Widgets.so.5
#12 0x00007fc867a55a68 in QMainWindow::event(QEvent*) () at
/lib64/libQt5Widgets.so.5
#13 0x00007fc86b383e2b in KMainWindow::event(QEvent*) () at
/lib64/libKF5XmlGui.so.5
#14 0x00007fc86b3cd4f9 in KXmlGuiWindow::event(QEvent*) () at
/lib64/libKF5XmlGui.so.5
#15 0x00007fc8678ffe95 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /lib64/libQt5Widgets.so.5
#16 0x00007fc86790783a in QApplication::notify(QObject*, QEvent*) () at
/lib64/libQt5Widgets.so.5
#17 0x00007fc867038376 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /lib64/libQt5Core.so.5
#18 0x00007fc86703b09b in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /lib64/libQt5Core.so.5
#19 0x00007fc867088ec7 in postEventSourceDispatch(_GSource*, int (*)(void*),
void*) () at /lib64/libQt5Core.so.5
#20 0x00007fc85bf7b8ad in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#21 0x00007fc85bf7bc78 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#22 0x00007fc85bf7bd10 in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#23 0x00007fc867088c13 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#24 0x00007fc83ef92065 in
QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5XcbQpa.so.5
#25 0x00007fc86703712b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#26 0x00007fc86703f5b6 in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#27 0x000055781fb26701 in ()
#28 0x00007fc8660f024b in __libc_start_main () at /lib64/libc.so.6
#29 0x000055781fb26f0a in _start ()
The reporter indicates this bug may be a duplicate of or related to bug 397045.
Possible duplicates by query: bug 397045.
Reported using DrKonqi
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