https://bugs.kde.org/show_bug.cgi?id=372866
Bug ID: 372866 Summary: KMail crashes on "normal" usage (scrolling/clicking on messages) Product: kmail2 Version: unspecified Platform: Fedora RPMs OS: Linux Status: UNCONFIRMED Keywords: drkonqi Severity: crash Priority: NOR Component: general Assignee: kdepim-b...@kde.org Reporter: k...@jneureuther.de Target Milestone: --- Application: kmail (5.3.0 (QtWebEngine)) Qt Version: 5.7.0 Frameworks Version: 5.27.0 Operating System: Linux 4.8.8-300.fc25.x86_64 x86_64 Distribution: "Fedora release 25 (Twenty Five)" -- Information about the crash: - What I was doing when the application crashed: I scrolled around my messages and single-clicked onto one of them. Then KMail crashes (sometimes instant, sometimes after a short period). The behaviour is reproducible on any message. I did not do any configuration changes. This bug appeared after the last KMail update on my system. The crash can be reproduced every time. -- Backtrace: Application: KMail (kmail), signal: Aborted Using host libthread_db library "/lib64/libthread_db.so.1". [Current thread is 1 (Thread 0x7f9f7054e940 (LWP 21414))] Thread 43 (Thread 0x7f9dd57f8700 (LWP 21518)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8863be23 in JSC::GCThread::waitForNextPhase() () at /lib64/libQt5WebKit.so.5 #2 0x00007f9f8863beb0 in JSC::GCThread::gcThreadMain() () at /lib64/libQt5WebKit.so.5 #3 0x00007f9f88942151 in WTF::wtfThreadEntryPoint(void*) () at /lib64/libQt5WebKit.so.5 #4 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #5 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 42 (Thread 0x7f9dd5ff9700 (LWP 21517)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8863be23 in JSC::GCThread::waitForNextPhase() () at /lib64/libQt5WebKit.so.5 #2 0x00007f9f8863beb0 in JSC::GCThread::gcThreadMain() () at /lib64/libQt5WebKit.so.5 #3 0x00007f9f88942151 in WTF::wtfThreadEntryPoint(void*) () at /lib64/libQt5WebKit.so.5 #4 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #5 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 41 (Thread 0x7f9dd67fa700 (LWP 21516)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8863be23 in JSC::GCThread::waitForNextPhase() () at /lib64/libQt5WebKit.so.5 #2 0x00007f9f8863beb0 in JSC::GCThread::gcThreadMain() () at /lib64/libQt5WebKit.so.5 #3 0x00007f9f88942151 in WTF::wtfThreadEntryPoint(void*) () at /lib64/libQt5WebKit.so.5 #4 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #5 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 40 (Thread 0x7f9dd6ffb700 (LWP 21515)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8863be23 in JSC::GCThread::waitForNextPhase() () at /lib64/libQt5WebKit.so.5 #2 0x00007f9f8863beb0 in JSC::GCThread::gcThreadMain() () at /lib64/libQt5WebKit.so.5 #3 0x00007f9f88942151 in WTF::wtfThreadEntryPoint(void*) () at /lib64/libQt5WebKit.so.5 #4 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #5 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 39 (Thread 0x7f9dd77fc700 (LWP 21514)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8863be23 in JSC::GCThread::waitForNextPhase() () at /lib64/libQt5WebKit.so.5 #2 0x00007f9f8863beb0 in JSC::GCThread::gcThreadMain() () at /lib64/libQt5WebKit.so.5 #3 0x00007f9f88942151 in WTF::wtfThreadEntryPoint(void*) () at /lib64/libQt5WebKit.so.5 #4 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #5 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 38 (Thread 0x7f9dd7ffd700 (LWP 21513)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8863be23 in JSC::GCThread::waitForNextPhase() () at /lib64/libQt5WebKit.so.5 #2 0x00007f9f8863beb0 in JSC::GCThread::gcThreadMain() () at /lib64/libQt5WebKit.so.5 #3 0x00007f9f88942151 in WTF::wtfThreadEntryPoint(void*) () at /lib64/libQt5WebKit.so.5 #4 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #5 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 37 (Thread 0x7f9ea88a6700 (LWP 21512)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8863afdc in JSC::BlockAllocator::blockFreeingThreadMain() () at /lib64/libQt5WebKit.so.5 #2 0x00007f9f88942151 in WTF::wtfThreadEntryPoint(void*) () at /lib64/libQt5WebKit.so.5 #3 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #4 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 36 (Thread 0x7f9ea9738700 (LWP 21511)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8891a8b6 in WTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQt5WebKit.so.5 #2 0x00007f9f8891a8d9 in () at /lib64/libQt5WebKit.so.5 #3 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #4 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 35 (Thread 0x7f9eaa5ca700 (LWP 21499)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8ccf5b09 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8ccf6109 in base::SequencedWorkerPool::Worker::Run() () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8ccf62c0 in base::SimpleThread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #6 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 34 (Thread 0x7f9eaadcb700 (LWP 21498)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8ccf5b09 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8ccf6109 in base::SequencedWorkerPool::Worker::Run() () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8ccf62c0 in base::SimpleThread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #6 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 33 (Thread 0x7f9eabdfb700 (LWP 21496)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f79876bd4 in QTWTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQt5Script.so.5 #2 0x00007f9f79876c19 in () at /lib64/libQt5Script.so.5 #3 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #4 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 32 (Thread 0x7f9eb9118700 (LWP 21484)): #0 0x00007f9f952e3bdd in read () at /lib64/libc.so.6 #1 0x00007f9f8186c450 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0 #2 0x00007f9f81827c60 in g_main_context_check () at /lib64/libglib-2.0.so.0 #3 0x00007f9f818280f4 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #4 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #5 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #6 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #7 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #8 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #9 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #10 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 31 (Thread 0x7f9eba76d700 (LWP 21481)): #0 0x00007f9f81825187 in g_source_iter_next () at /lib64/libglib-2.0.so.0 #1 0x00007f9f8182763b in g_main_context_prepare () at /lib64/libglib-2.0.so.0 #2 0x00007f9f8182807b in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #3 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #4 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #5 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #6 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #7 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #8 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #9 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 30 (Thread 0x7f9ec9e02700 (LWP 21471)): #0 0x00007f9f952e800d in poll () at /lib64/libc.so.6 #1 0x00007f9f81828156 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #2 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #3 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #4 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #5 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #6 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #7 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #8 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 29 (Thread 0x7f9eca603700 (LWP 21470)): #0 0x00007f9f8186d814 in g_mutex_unlock () at /lib64/libglib-2.0.so.0 #1 0x00007f9f81827ffd in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #2 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #3 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #4 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #5 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #6 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #7 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #8 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 28 (Thread 0x7f9ecbfff700 (LWP 21468)): #0 0x00007f9f952e3bdd in read () at /lib64/libc.so.6 #1 0x00007f9f8186c450 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0 #2 0x00007f9f81827c60 in g_main_context_check () at /lib64/libglib-2.0.so.0 #3 0x00007f9f818280f4 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #4 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #5 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #6 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #7 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #8 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #9 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #10 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 27 (Thread 0x7f9ed0c23700 (LWP 21460)): #0 0x00007f9f952e800d in poll () at /lib64/libc.so.6 #1 0x00007f9f81828156 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #2 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #3 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #4 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #5 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #6 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #7 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #8 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 26 (Thread 0x7f9f00ff9700 (LWP 21453)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8ccf5b09 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8ccf6109 in base::SequencedWorkerPool::Worker::Run() () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8ccf62c0 in base::SimpleThread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #6 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 25 (Thread 0x7f9f027fc700 (LWP 21450)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8c879b50 in mojo::system::Waiter::Wait(unsigned long, unsigned long*) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8c861c50 in mojo::system::Core::WaitManyInternal(unsigned int const*, unsigned int const*, unsigned int, unsigned long, unsigned int*, mojo::system::HandleSignalsState*) () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8c861feb in mojo::system::Core::Wait(unsigned int, unsigned int, unsigned long, mojo::system::UserPointer<MojoHandleSignalsState>) () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8c85d87a in MojoWait () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f8da5140e in mojo::common::MessagePumpMojo::WaitForReadyHandles(mojo::common::MessagePumpMojo::RunState const&) const () at /lib64/libQt5WebEngineCore.so.5 #6 0x00007f9f8da538a4 in mojo::common::MessagePumpMojo::DoInternalWork(mojo::common::MessagePumpMojo::RunState const&, bool) () at /lib64/libQt5WebEngineCore.so.5 #7 0x00007f9f8da538f5 in mojo::common::MessagePumpMojo::DoRunLoop(mojo::common::MessagePumpMojo::RunState*, base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #8 0x00007f9f8da539d9 in mojo::common::MessagePumpMojo::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #9 0x00007f9f8ccdd8c4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #10 0x00007f9f8ccc7855 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #11 0x00007f9f8ccf68ea in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #12 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #13 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #14 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 24 (Thread 0x7f9f02ffd700 (LWP 21449)): #0 0x00007f9f71fd676a in do_read () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so #1 0x00007f9f71fd966b in do_pstream_read_write () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so #2 0x00007f9f71fd9a09 in srb_callback () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so #3 0x00007f9f71fda28a in srbchannel_rwloop () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so #4 0x00007f9f7446b9cc in pa_mainloop_dispatch () at /lib64/libpulse.so.0 #5 0x00007f9f7446bdcc in pa_mainloop_iterate () at /lib64/libpulse.so.0 #6 0x00007f9f7446be70 in pa_mainloop_run () at /lib64/libpulse.so.0 #7 0x00007f9f74479e99 in thread () at /lib64/libpulse.so.0 #8 0x00007f9f71fea178 in internal_thread_func () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so #9 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #10 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 23 (Thread 0x7f9f037fe700 (LWP 21448)): #0 0x00007f9f85a76809 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8ccea222 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8cceaad5 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8cccb6c1 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccdd8c4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f8ccc7855 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #6 0x00007f9f8ccf68ea in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #7 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #8 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #9 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 22 (Thread 0x7f9f03fff700 (LWP 21447)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8c35a20d in cc::SingleThreadTaskGraphRunner::Run() () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8ccf619e in base::DelegateSimpleThread::Run() () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8ccf62c0 in base::SimpleThread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #6 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 21 (Thread 0x7f9f18ff9700 (LWP 21446)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8cceaa45 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8cceab15 in base::WaitableEvent::Wait() () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8cccb673 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccdd8c4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f8ccc7855 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #6 0x00007f9f8ccf68ea in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #7 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #8 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #9 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 20 (Thread 0x7f9f197fa700 (LWP 21445)): #0 0x00007f9f95301ebc in __lll_lock_wait_private () at /lib64/libc.so.6 #1 0x00007f9f95303ac4 in __fprintf_chk () at /lib64/libc.so.6 #2 0x00007f9f7d58c86e in _warn_helper () at /lib64/libevent-2.0.so.5 #3 0x00007f9f7d58ca64 in event_warn () at /lib64/libevent-2.0.so.5 #4 0x00007f9f7d5911e8 in epoll_dispatch () at /lib64/libevent-2.0.so.5 #5 0x00007f9f7d57b18a in event_base_loop () at /lib64/libevent-2.0.so.5 #6 0x00007f9f8cca109e in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #7 0x00007f9f8ccdd8c4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #8 0x00007f9f8ccc7855 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #9 0x00007f9f8bf61a28 in content::BrowserThreadImpl::IOThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #10 0x00007f9f8bf61b6b in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #11 0x00007f9f8ccf6968 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #12 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #13 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #14 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 19 (Thread 0x7f9f19ffb700 (LWP 21444)): #0 0x00007f9f952e3c3d in write () at /lib64/libc.so.6 #1 0x00007f9f95266ab7 in _IO_new_file_write () at /lib64/libc.so.6 #2 0x00007f9f952673c8 in __GI__IO_file_xsputn () at /lib64/libc.so.6 #3 0x00007f9f9523ca65 in buffered_vfprintf () at /lib64/libc.so.6 #4 0x00007f9f95239c15 in vfprintf () at /lib64/libc.so.6 #5 0x00007f9f95303b19 in __fprintf_chk () at /lib64/libc.so.6 #6 0x00007f9f7d58c86e in _warn_helper () at /lib64/libevent-2.0.so.5 #7 0x00007f9f7d58ca64 in event_warn () at /lib64/libevent-2.0.so.5 #8 0x00007f9f7d5911e8 in epoll_dispatch () at /lib64/libevent-2.0.so.5 #9 0x00007f9f7d57b18a in event_base_loop () at /lib64/libevent-2.0.so.5 #10 0x00007f9f8cca109e in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #11 0x00007f9f8ccdd8c4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #12 0x00007f9f8ccc7855 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #13 0x00007f9f8bf61978 in content::BrowserThreadImpl::CacheThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #14 0x00007f9f8bf61bcb in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #15 0x00007f9f8ccf6968 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #16 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #17 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #18 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 18 (Thread 0x7f9f1a7fc700 (LWP 21443)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8cceaa45 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8cceab15 in base::WaitableEvent::Wait() () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8cccb673 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccdd8c4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f8ccc7855 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #6 0x00007f9f8bf618c8 in content::BrowserThreadImpl::ProcessLauncherThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #7 0x00007f9f8bf61bbb in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #8 0x00007f9f8ccf6968 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #9 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #10 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #11 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 17 (Thread 0x7f9f1affd700 (LWP 21442)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8cceaa45 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8cceab15 in base::WaitableEvent::Wait() () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8cccb673 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccdd8c4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f8ccc7855 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #6 0x00007f9f8bf61818 in content::BrowserThreadImpl::FileUserBlockingThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #7 0x00007f9f8bf61bab in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #8 0x00007f9f8ccf6968 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #9 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #10 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #11 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 16 (Thread 0x7f9f1b7fe700 (LWP 21441)): #0 0x00007f9f95301ebc in __lll_lock_wait_private () at /lib64/libc.so.6 #1 0x00007f9f95303ac4 in __fprintf_chk () at /lib64/libc.so.6 #2 0x00007f9f7d58c86e in _warn_helper () at /lib64/libevent-2.0.so.5 #3 0x00007f9f7d58ca64 in event_warn () at /lib64/libevent-2.0.so.5 #4 0x00007f9f7d5911e8 in epoll_dispatch () at /lib64/libevent-2.0.so.5 #5 0x00007f9f7d57b18a in event_base_loop () at /lib64/libevent-2.0.so.5 #6 0x00007f9f8cca109e in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #7 0x00007f9f8ccdd8c4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #8 0x00007f9f8ccc7855 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #9 0x00007f9f8bf61768 in content::BrowserThreadImpl::FileThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #10 0x00007f9f8bf61b9b in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #11 0x00007f9f8ccf6968 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #12 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #13 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #14 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 15 (Thread 0x7f9f1bfff700 (LWP 21440)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8cceaa45 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8cceab15 in base::WaitableEvent::Wait() () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8cccb673 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccdd8c4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f8ccc7855 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #6 0x00007f9f8bf616b8 in content::BrowserThreadImpl::DBThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #7 0x00007f9f8bf61b8b in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5 #8 0x00007f9f8ccf6968 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #9 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #10 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #11 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 14 (Thread 0x7f9f3c85d700 (LWP 21439)): #0 0x00007f9f85a76809 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8ccea222 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8ccf9558 in base::PosixDynamicThreadPool::WaitForTask() () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8ccf9a8d in base::(anonymous namespace)::WorkerThread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #6 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 13 (Thread 0x7f9f3d05e700 (LWP 21438)): #0 0x00007f9f85a76809 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8ccea222 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8ccf9558 in base::PosixDynamicThreadPool::WaitForTask() () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8ccf9a8d in base::(anonymous namespace)::WorkerThread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #6 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 12 (Thread 0x7f9f3d85f700 (LWP 21437)): #0 0x00007f9f85a76460 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0 #1 0x00007f9f8cceaa45 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5 #2 0x00007f9f8cceab15 in base::WaitableEvent::Wait() () at /lib64/libQt5WebEngineCore.so.5 #3 0x00007f9f8cccb673 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #4 0x00007f9f8ccdd8c4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #5 0x00007f9f8ccc7855 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #6 0x00007f9f8ccf68ea in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #7 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #8 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #9 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 11 (Thread 0x7f9f3e060700 (LWP 21436)): #0 0x00007f9f95301ebc in __lll_lock_wait_private () at /lib64/libc.so.6 #1 0x00007f9f95303ac4 in __fprintf_chk () at /lib64/libc.so.6 #2 0x00007f9f7d58c86e in _warn_helper () at /lib64/libevent-2.0.so.5 #3 0x00007f9f7d58ca64 in event_warn () at /lib64/libevent-2.0.so.5 #4 0x00007f9f7d5911e8 in epoll_dispatch () at /lib64/libevent-2.0.so.5 #5 0x00007f9f7d57b18a in event_base_loop () at /lib64/libevent-2.0.so.5 #6 0x00007f9f8cca114a in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5 #7 0x00007f9f8ccdd8c4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #8 0x00007f9f8ccc7855 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5 #9 0x00007f9f8ccf68ea in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5 #10 0x00007f9f8ccf2c5c in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5 #11 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #12 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 10 (Thread 0x7f9f3ffff700 (LWP 21428)): #0 0x00007f9f8186d7f9 in g_mutex_lock () at /lib64/libglib-2.0.so.0 #1 0x00007f9f818276a6 in g_main_context_prepare () at /lib64/libglib-2.0.so.0 #2 0x00007f9f8182807b in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #3 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #4 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #5 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #6 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #7 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #8 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #9 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 9 (Thread 0x7f9f54818700 (LWP 21426)): #0 0x00007ffe07dfea00 in clock_gettime () #1 0x00007f9f95302686 in clock_gettime () at /lib64/libc.so.6 #2 0x00007f9f95f975e1 in qt_gettime() () at /lib64/libQt5Core.so.5 #3 0x00007f9f960ec459 in QTimerInfoList::updateCurrentTime() () at /lib64/libQt5Core.so.5 #4 0x00007f9f960ec855 in QTimerInfoList::timerWait(timespec&) () at /lib64/libQt5Core.so.5 #5 0x00007f9f960eda2c in timerSourcePrepareHelper(GTimerSource*, int*) () at /lib64/libQt5Core.so.5 #6 0x00007f9f960edaf5 in timerSourcePrepare(_GSource*, int*) () at /lib64/libQt5Core.so.5 #7 0x00007f9f81827699 in g_main_context_prepare () at /lib64/libglib-2.0.so.0 #8 0x00007f9f8182807b in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #9 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #10 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #11 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #12 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #13 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #14 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #15 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 8 (Thread 0x7f9f55ffb700 (LWP 21424)): #0 0x00007f9f8186d814 in g_mutex_unlock () at /lib64/libglib-2.0.so.0 #1 0x00007f9f8182814a in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #2 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #3 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #4 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #5 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #6 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #7 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #8 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 7 (Thread 0x7f9f567fc700 (LWP 21422)): #0 0x00007f9f8186d7f9 in g_mutex_lock () at /lib64/libglib-2.0.so.0 #1 0x00007f9f818276a6 in g_main_context_prepare () at /lib64/libglib-2.0.so.0 #2 0x00007f9f8182807b in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #3 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #4 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #5 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #6 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #7 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #8 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #9 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 6 (Thread 0x7f9f56ffd700 (LWP 21420)): #0 0x00007f9f952e800d in poll () at /lib64/libc.so.6 #1 0x00007f9f81828156 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #2 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #3 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #4 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #5 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #6 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #7 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #8 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 5 (Thread 0x7f9f577fe700 (LWP 21418)): #0 0x00007f9f818278d0 in g_main_context_query () at /lib64/libglib-2.0.so.0 #1 0x00007f9f818280c8 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #2 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #3 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #4 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #5 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #6 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #7 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #8 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 4 (Thread 0x7f9f57fff700 (LWP 21417)): #0 0x00007f9f8186d814 in g_mutex_unlock () at /lib64/libglib-2.0.so.0 #1 0x00007f9f81827097 in g_main_context_acquire () at /lib64/libglib-2.0.so.0 #2 0x00007f9f81828005 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #3 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #4 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #5 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #6 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #7 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #8 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #9 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 3 (Thread 0x7f9f5d4f7700 (LWP 21416)): #0 0x00007f9f8186d814 in g_mutex_unlock () at /lib64/libglib-2.0.so.0 #1 0x00007f9f81827ba1 in g_main_context_check () at /lib64/libglib-2.0.so.0 #2 0x00007f9f818280f4 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #3 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #4 0x00007f9f960edd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #5 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #6 0x00007f9f95efc643 in QThread::exec() () at /lib64/libQt5Core.so.5 #7 0x00007f9f9709a7a9 in QDBusConnectionManager::run() () at /lib64/libQt5DBus.so.5 #8 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #9 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #10 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 2 (Thread 0x7f9f66bdb700 (LWP 21415)): #0 0x00007f9f952e800d in poll () at /lib64/libc.so.6 #1 0x00007f9f80f1cd10 in _xcb_conn_wait () at /lib64/libxcb.so.1 #2 0x00007f9f80f1eaa9 in xcb_wait_for_event () at /lib64/libxcb.so.1 #3 0x00007f9f69986a19 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5 #4 0x00007f9f95f00a1a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5 #5 0x00007f9f85a706ca in start_thread () at /lib64/libpthread.so.0 #6 0x00007f9f952f3f6f in clone () at /lib64/libc.so.6 Thread 1 (Thread 0x7f9f7054e940 (LWP 21414)): [KCrash Handler] #6 0x00007f9f9522192f in raise () at /lib64/libc.so.6 #7 0x00007f9f9522352a in abort () at /lib64/libc.so.6 #8 0x00007f9f95265260 in __libc_message () at /lib64/libc.so.6 #9 0x00007f9f9526e8ea in _int_free () at /lib64/libc.so.6 #10 0x00007f9f9527231c in free () at /lib64/libc.so.6 #11 0x00007f9f655a26df in nouveau_fence_trigger_work () at /usr/lib64/dri/nouveau_dri.so #12 0x00007f9f655a291e in nouveau_fence_update () at /usr/lib64/dri/nouveau_dri.so #13 0x00007f9f655a2c43 in nouveau_fence_wait () at /usr/lib64/dri/nouveau_dri.so #14 0x00007f9f652a1a1b in st_finish () at /usr/lib64/dri/nouveau_dri.so #15 0x00007f9f652a1a60 in st_glFinish () at /usr/lib64/dri/nouveau_dri.so #16 0x00007f9f9694f3c9 in QOpenGLWidgetPrivate::beginCompose() () at /lib64/libQt5Widgets.so.5 #17 0x00007f9f9691d851 in QWidgetPrivate::sendComposeStatus(QWidget*, bool) () at /lib64/libQt5Widgets.so.5 #18 0x00007f9f9691d817 in QWidgetPrivate::sendComposeStatus(QWidget*, bool) () at /lib64/libQt5Widgets.so.5 #19 0x00007f9f9691d817 in QWidgetPrivate::sendComposeStatus(QWidget*, bool) () at /lib64/libQt5Widgets.so.5 #20 0x00007f9f9691d817 in QWidgetPrivate::sendComposeStatus(QWidget*, bool) () at /lib64/libQt5Widgets.so.5 #21 0x00007f9f9691d817 in QWidgetPrivate::sendComposeStatus(QWidget*, bool) () at /lib64/libQt5Widgets.so.5 #22 0x00007f9f9691d817 in QWidgetPrivate::sendComposeStatus(QWidget*, bool) () at /lib64/libQt5Widgets.so.5 #23 0x00007f9f9691d817 in QWidgetPrivate::sendComposeStatus(QWidget*, bool) () at /lib64/libQt5Widgets.so.5 #24 0x00007f9f9691d817 in QWidgetPrivate::sendComposeStatus(QWidget*, bool) () at /lib64/libQt5Widgets.so.5 #25 0x00007f9f9691d817 in QWidgetPrivate::sendComposeStatus(QWidget*, bool) () at /lib64/libQt5Widgets.so.5 #26 0x00007f9f9691d817 in QWidgetPrivate::sendComposeStatus(QWidget*, bool) () at /lib64/libQt5Widgets.so.5 #27 0x00007f9f9691d817 in QWidgetPrivate::sendComposeStatus(QWidget*, bool) () at /lib64/libQt5Widgets.so.5 #28 0x00007f9f968f57e2 in QWidgetBackingStore::qt_flush(QWidget*, QRegion const&, QBackingStore*, QWidget*, QPoint const&, QPlatformTextureList*, QWidgetBackingStore*) () at /lib64/libQt5Widgets.so.5 #29 0x00007f9f968f6f89 in QWidgetBackingStore::flush(QWidget*) () at /lib64/libQt5Widgets.so.5 #30 0x00007f9f968f83a2 in QWidgetBackingStore::doSync() () at /lib64/libQt5Widgets.so.5 #31 0x00007f9f968f8dcf in QWidgetBackingStore::sync() () at /lib64/libQt5Widgets.so.5 #32 0x00007f9f96917d1f in QWidgetPrivate::syncBackingStore() () at /lib64/libQt5Widgets.so.5 #33 0x00007f9f9692fd08 in QWidget::event(QEvent*) () at /lib64/libQt5Widgets.so.5 #34 0x00007f9f96a2e7cb in QMainWindow::event(QEvent*) () at /lib64/libQt5Widgets.so.5 #35 0x00007f9f994847b7 in KMainWindow::event(QEvent*) () at /lib64/libKF5XmlGui.so.5 #36 0x00007f9f994c9365 in KXmlGuiWindow::event(QEvent*) () at /lib64/libKF5XmlGui.so.5 #37 0x00007f9f968e896c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5 #38 0x00007f9f968f0111 in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5 #39 0x00007f9f960a012a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5 #40 0x00007f9f960a2800 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5 #41 0x00007f9f960edcf3 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5 #42 0x00007f9f81827e42 in g_main_context_dispatch () at /lib64/libglib-2.0.so.0 #43 0x00007f9f818281c0 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0 #44 0x00007f9f8182826c in g_main_context_iteration () at /lib64/libglib-2.0.so.0 #45 0x00007f9f960edd6f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #46 0x00007f9f9609f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #47 0x00007f9f960a6bac in QCoreApplication::exec() () at /lib64/libQt5Core.so.5 #48 0x000055da7d152b34 in main () Possible duplicates by query: bug 369514, bug 369222, bug 369010. 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