Bug 379720

Summary:	Kmail crashes when opening a saved e-mail (.eml) saved off Microsoft OWA
Product:	[Applications] kmail2	Reporter:	David Tonhofer <bughunt>
Component:	general	Assignee:	kdepim bugs <pim-bugs-null>
Status:	RESOLVED DOWNSTREAM
Severity:	crash	CC:	montel
Priority:	NOR	Keywords:	drkonqi
Version First Reported In:	5.4.3
Target Milestone:	---
Platform:	Fedora RPMs
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:
Attachments:	kmail crashes on this

Description David Tonhofer 2017-05-11 10:47:33 UTC

Application: kmail (5.4.3)

Qt Version: 5.6.2
Frameworks Version: 5.33.0
Operating System: Linux 4.10.14-100.fc24.x86_64 x86_64
Distribution: "Fedora release 24 (Twenty Four)"

-- Information about the crash:
- What I was doing when the application crashed:

Opened e-mail saved from Microsoft OWA (this was an attachment that Microsoft Exchange sent me for approval).

There is nothing special about the e-mail. Standard text file of 10483 bytes,

Can attach on request

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 0x7fd60e420940 (LWP 3718))]

Thread 27 (Thread 0x7fd4fb5ff700 (LWP 3776)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62adfc959 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62adfd020 in base::SequencedWorkerPool::Worker::Run() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd62adfd1f0 in base::SimpleThread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#5  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#6  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 26 (Thread 0x7fd585773700 (LWP 3771)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd617a791a4 in QTWTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQt5Script.so.5
#2  0x00007fd617a791e9 in  () at /lib64/libQt5Script.so.5
#3  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#4  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 25 (Thread 0x7fd586bf6700 (LWP 3759)):
#0  0x00007fd6332e756d in poll () at /lib64/libc.so.6
#1  0x00007fd622f1ea06 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fd622f1eb1c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fd6340ed80b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fd63409c83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fd633efb343 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fd633eff9aa in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#7  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#8  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 24 (Thread 0x7fd5a5ffb700 (LWP 3752)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62adfc959 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62adfd020 in base::SequencedWorkerPool::Worker::Run() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd62adfd1f0 in base::SimpleThread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#5  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#6  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 23 (Thread 0x7fd5a67fc700 (LWP 3751)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62ad0c7c0 in mojo::system::Waiter::Wait(unsigned long, unsigned int*) () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62acf839c 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  0x00007fd62acf889c in mojo::system::Core::WaitMany(mojo::system::UserPointer<unsigned int const>, mojo::system::UserPointer<unsigned int const>, unsigned int, unsigned long, mojo::system::UserPointer<unsigned int>, mojo::system::UserPointer<MojoHandleSignalsState>) () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62acf4cf5 in MojoWaitMany () at /lib64/libQt5WebEngineCore.so.5
#5  0x00007fd62c36bc47 in mojo::common::MessagePumpMojo::DoInternalWork(mojo::common::MessagePumpMojo::RunState const&, bool) () at /lib64/libQt5WebEngineCore.so.5
#6  0x00007fd62c36be7e in mojo::common::MessagePumpMojo::DoRunLoop(mojo::common::MessagePumpMojo::RunState*, base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#7  0x00007fd62c36bfb9 in mojo::common::MessagePumpMojo::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#8  0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#9  0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#10 0x00007fd62adfd6e6 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#11 0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#12 0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#13 0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 22 (Thread 0x7fd5a6ffd700 (LWP 3750)):
#0  0x00007fd6332e31cd in read () at /lib64/libc.so.6
#1  0x00007fd60fe60b31 in pa_read () at /usr/lib64/pulseaudio/libpulsecommon-8.0.so
#2  0x00007fd611eb8d7e in pa_mainloop_prepare () at /lib64/libpulse.so.0
#3  0x00007fd611eb97f0 in pa_mainloop_iterate () at /lib64/libpulse.so.0
#4  0x00007fd611eb98b0 in pa_mainloop_run () at /lib64/libpulse.so.0
#5  0x00007fd611ec78c9 in thread () at /lib64/libpulse.so.0
#6  0x00007fd60fe8e18b in internal_thread_func () at /usr/lib64/pulseaudio/libpulsecommon-8.0.so
#7  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#8  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 21 (Thread 0x7fd5a77fe700 (LWP 3749)):
#0  0x00007fd6332e322d in write () at /lib64/libc.so.6
#1  0x00007fd633266c1f in _IO_new_file_write () at /lib64/libc.so.6
#2  0x00007fd6332673a4 in __GI__IO_file_xsputn () at /lib64/libc.so.6
#3  0x00007fd63323e1c4 in buffered_vfprintf () at /lib64/libc.so.6
#4  0x00007fd63323b6dd in vfprintf () at /lib64/libc.so.6
#5  0x00007fd633302a29 in __fprintf_chk () at /lib64/libc.so.6
#6  0x00007fd61b99b89e in _warn_helper () at /lib64/libevent-2.0.so.5
#7  0x00007fd61b99ba94 in event_warn () at /lib64/libevent-2.0.so.5
#8  0x00007fd61b9a00d8 in epoll_dispatch () at /lib64/libevent-2.0.so.5
#9  0x00007fd61b98a0e0 in event_base_loop () at /lib64/libevent-2.0.so.5
#10 0x00007fd62adace4a in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#11 0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#12 0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#13 0x00007fd62adfd6e6 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#14 0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#15 0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#16 0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 20 (Thread 0x7fd5a7fff700 (LWP 3748)):
[KCrash Handler]
#6  0x00007fd633224765 in raise () at /lib64/libc.so.6
#7  0x00007fd63322636a in abort () at /lib64/libc.so.6
#8  0x00007fd63321cf97 in __assert_fail_base () at /lib64/libc.so.6
#9  0x00007fd63321d042 in  () at /lib64/libc.so.6
#10 0x00007fd60432fcd4 in  () at /lib64/libdrm_nouveau.so.2
#11 0x00007fd60432fc1b in nouveau_pushbuf_data () at /lib64/libdrm_nouveau.so.2
#12 0x00007fd60432fd6a in pushbuf_submit.isra () at /lib64/libdrm_nouveau.so.2
#13 0x00007fd60433000f in pushbuf_flush () at /lib64/libdrm_nouveau.so.2
#14 0x00007fd604330bc0 in nouveau_pushbuf_kick () at /lib64/libdrm_nouveau.so.2
#15 0x00007fd5ff731a76 in nv50_flush () at /usr/lib64/dri/nouveau_dri.so
#16 0x00007fd5ff30edf9 in _mesa_FenceSync () at /usr/lib64/dri/nouveau_dri.so
#17 0x00007fd62ace0ddd in gfx::GLFenceARB::GLFenceARB() () at /lib64/libQt5WebEngineCore.so.5
#18 0x00007fd62ace0956 in gfx::GLFence::Create() () at /lib64/libQt5WebEngineCore.so.5
#19 0x00007fd62ab01ae7 in content::GpuCommandBufferStub::OnRetireSyncPoint(unsigned int) () at /lib64/libQt5WebEngineCore.so.5
#20 0x00007fd62ab03fd2 in content::GpuCommandBufferStub::OnMessageReceived(IPC::Message const&) () at /lib64/libQt5WebEngineCore.so.5
#21 0x00007fd62aae208f in content::MessageRouter::RouteMessage(IPC::Message const&) () at /lib64/libQt5WebEngineCore.so.5
#22 0x00007fd62aafd523 in content::GpuChannel::HandleMessage() () at /lib64/libQt5WebEngineCore.so.5
#23 0x00007fd62ae23508 in base::debug::TaskAnnotator::RunTask(char const*, char const*, base::PendingTask const&) () at /lib64/libQt5WebEngineCore.so.5
#24 0x00007fd62add05f4 in base::MessageLoop::RunTask(base::PendingTask const&) () at /lib64/libQt5WebEngineCore.so.5
#25 0x00007fd62add0e19 in base::MessageLoop::DeferOrRunPendingTask(base::PendingTask const&) () at /lib64/libQt5WebEngineCore.so.5
#26 0x00007fd62add12e2 in base::MessageLoop::DoWork() () at /lib64/libQt5WebEngineCore.so.5
#27 0x00007fd62add37d9 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#28 0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#29 0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#30 0x00007fd62adfd6e6 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#31 0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#32 0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#33 0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 19 (Thread 0x7fd5c4ff9700 (LWP 3747)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62adf2445 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62adf2524 in base::WaitableEvent::Wait() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd62add3823 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#5  0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#6  0x00007fd62adfd6e6 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#7  0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#8  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#9  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7fd5c57fa700 (LWP 3746)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62a698e59 in cc::TaskGraphRunner::Run() () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62adfd1f0 in base::SimpleThread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#5  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7fd5c5ffb700 (LWP 3745)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62adf2445 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62adf2524 in base::WaitableEvent::Wait() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd62add3823 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#5  0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#6  0x00007fd62adfd6e6 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#7  0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#8  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#9  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7fd5c67fc700 (LWP 3744)):
#0  0x00007fd633300f1c in __lll_lock_wait_private () at /lib64/libc.so.6
#1  0x00007fd6333029d4 in __fprintf_chk () at /lib64/libc.so.6
#2  0x00007fd61b99b89e in _warn_helper () at /lib64/libevent-2.0.so.5
#3  0x00007fd61b99ba94 in event_warn () at /lib64/libevent-2.0.so.5
#4  0x00007fd61b9a00d8 in epoll_dispatch () at /lib64/libevent-2.0.so.5
#5  0x00007fd61b98a0e0 in event_base_loop () at /lib64/libevent-2.0.so.5
#6  0x00007fd62adacf1b in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#7  0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#8  0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#9  0x00007fd62a2f5648 in content::BrowserThreadImpl::IOThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#10 0x00007fd62a2f57ab in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#11 0x00007fd62adfd768 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#12 0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#13 0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#14 0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7fd5c6ffd700 (LWP 3743)):
#0  0x00007fd633300f1c in __lll_lock_wait_private () at /lib64/libc.so.6
#1  0x00007fd6333029d4 in __fprintf_chk () at /lib64/libc.so.6
#2  0x00007fd61b99b89e in _warn_helper () at /lib64/libevent-2.0.so.5
#3  0x00007fd61b99ba94 in event_warn () at /lib64/libevent-2.0.so.5
#4  0x00007fd61b9a00d8 in epoll_dispatch () at /lib64/libevent-2.0.so.5
#5  0x00007fd61b98a0e0 in event_base_loop () at /lib64/libevent-2.0.so.5
#6  0x00007fd62adacd9e in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#7  0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#8  0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#9  0x00007fd62a2f5598 in content::BrowserThreadImpl::CacheThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#10 0x00007fd62a2f580b in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#11 0x00007fd62adfd768 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#12 0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#13 0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#14 0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7fd5c77fe700 (LWP 3742)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62adf2445 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62adf2524 in base::WaitableEvent::Wait() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd62add3823 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#5  0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#6  0x00007fd62a2f54e8 in content::BrowserThreadImpl::ProcessLauncherThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#7  0x00007fd62a2f57fb in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#8  0x00007fd62adfd768 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#9  0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#10 0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#11 0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7fd5c7fff700 (LWP 3741)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62adf2445 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62adf2524 in base::WaitableEvent::Wait() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd62add3823 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#5  0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#6  0x00007fd62a2f5438 in content::BrowserThreadImpl::FileUserBlockingThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#7  0x00007fd62a2f57eb in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#8  0x00007fd62adfd768 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#9  0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#10 0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#11 0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7fd5e8ff9700 (LWP 3740)):
#0  0x00007fd633300f1c in __lll_lock_wait_private () at /lib64/libc.so.6
#1  0x00007fd6333029d4 in __fprintf_chk () at /lib64/libc.so.6
#2  0x00007fd61b99b89e in _warn_helper () at /lib64/libevent-2.0.so.5
#3  0x00007fd61b99ba94 in event_warn () at /lib64/libevent-2.0.so.5
#4  0x00007fd61b9a00d8 in epoll_dispatch () at /lib64/libevent-2.0.so.5
#5  0x00007fd61b98a0e0 in event_base_loop () at /lib64/libevent-2.0.so.5
#6  0x00007fd62adace4a in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#7  0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#8  0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#9  0x00007fd62a2f5388 in content::BrowserThreadImpl::FileThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#10 0x00007fd62a2f57db in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#11 0x00007fd62adfd768 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#12 0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#13 0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#14 0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7fd5e97fa700 (LWP 3739)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62adf2445 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62adf2524 in base::WaitableEvent::Wait() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd62add3823 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#5  0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#6  0x00007fd62a2f52d8 in content::BrowserThreadImpl::DBThreadRun(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#7  0x00007fd62a2f57cb in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /lib64/libQt5WebEngineCore.so.5
#8  0x00007fd62adfd768 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#9  0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#10 0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#11 0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7fd5e9ffb700 (LWP 3738)):
#0  0x00007fd62f8ecf79 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62adf1c22 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62ae00581 in base::PosixDynamicThreadPool::WaitForTask() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd62ae00aad in base::(anonymous namespace)::WorkerThread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#5  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#6  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7fd5ea7fc700 (LWP 3737)):
#0  0x00007fd62f8ecf79 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62adf1c22 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62ae00581 in base::PosixDynamicThreadPool::WaitForTask() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd62ae00aad in base::(anonymous namespace)::WorkerThread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#5  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#6  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7fd5eaffd700 (LWP 3736)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd62adf2445 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /lib64/libQt5WebEngineCore.so.5
#2  0x00007fd62adf2524 in base::WaitableEvent::Wait() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd62add3823 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#4  0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#5  0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#6  0x00007fd62adfd6e6 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#7  0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#8  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#9  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7fd5eb7fe700 (LWP 3735)):
#0  0x00007fd633300f1c in __lll_lock_wait_private () at /lib64/libc.so.6
#1  0x00007fd6333029d4 in __fprintf_chk () at /lib64/libc.so.6
#2  0x00007fd61b99b89e in _warn_helper () at /lib64/libevent-2.0.so.5
#3  0x00007fd61b99ba94 in event_warn () at /lib64/libevent-2.0.so.5
#4  0x00007fd61b9a00d8 in epoll_dispatch () at /lib64/libevent-2.0.so.5
#5  0x00007fd61b98a0e0 in event_base_loop () at /lib64/libevent-2.0.so.5
#6  0x00007fd62adacd9e in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /lib64/libQt5WebEngineCore.so.5
#7  0x00007fd62ade4ca4 in base::RunLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#8  0x00007fd62adcfae5 in base::MessageLoop::Run() () at /lib64/libQt5WebEngineCore.so.5
#9  0x00007fd62adfd6e6 in base::Thread::ThreadMain() () at /lib64/libQt5WebEngineCore.so.5
#10 0x00007fd62adf9c2d in base::(anonymous namespace)::ThreadFunc(void*) () at /lib64/libQt5WebEngineCore.so.5
#11 0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#12 0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7fd5f9ad3700 (LWP 3723)):
#0  0x00007fd6332e756d in poll () at /lib64/libc.so.6
#1  0x00007fd622f1ea06 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fd622f1eb1c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fd6340ed80b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fd63409c83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fd633efb343 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fd633eff9aa in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#7  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#8  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fd5fa2d4700 (LWP 3722)):
#0  0x00007fd6332e756d in poll () at /lib64/libc.so.6
#1  0x00007fd622f1ea06 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fd622f1eb1c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fd6340ed80b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fd63409c83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fd633efb343 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fd633eff9aa in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#7  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#8  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fd5faad5700 (LWP 3721)):
#0  0x00007fd6332e756d in poll () at /lib64/libc.so.6
#1  0x00007fd622f1ea06 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fd622f1eb1c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fd6340ed80b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fd63409c83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fd633efb343 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fd633eff9aa in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#7  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#8  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fd5fbce6700 (LWP 3720)):
#0  0x00007fd6332e31cd in read () at /lib64/libc.so.6
#1  0x00007fd622f61660 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#2  0x00007fd622f1e4d6 in g_main_context_check () at /lib64/libglib-2.0.so.0
#3  0x00007fd622f1e9a4 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#4  0x00007fd622f1eb1c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#5  0x00007fd6340ed80b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007fd63409c83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#7  0x00007fd633efb343 in QThread::exec() () at /lib64/libQt5Core.so.5
#8  0x00007fd635103559 in QDBusConnectionManager::run() () at /lib64/libQt5DBus.so.5
#9  0x00007fd633eff9aa in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#10 0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#11 0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fd605439700 (LWP 3719)):
#0  0x00007fd6332e756d in poll () at /lib64/libc.so.6
#1  0x00007fd61f68af80 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2  0x00007fd61f68cb79 in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007fd6079b9179 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5
#4  0x00007fd633eff9aa in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fd62f8e75ca in start_thread () at /lib64/libpthread.so.0
#6  0x00007fd6332f30ed in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fd60e420940 (LWP 3718)):
#0  0x00007fd62f8ecbd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fd633f0002a in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007fd62987adf4 in QtWebEngineCore::DelegatedFrameNode::preprocess() () at /lib64/libQt5WebEngineCore.so.5
#3  0x00007fd628fbdcb7 in QSGRenderer::preprocess() () at /lib64/libQt5Quick.so.5
#4  0x00007fd628fbd1df in QSGRenderer::renderScene(QSGBindable const&) () at /lib64/libQt5Quick.so.5
#5  0x00007fd628fbdad7 in QSGRenderer::renderScene(unsigned int) () at /lib64/libQt5Quick.so.5
#6  0x00007fd62d6f058d in QtWebEngineCore::RenderWidgetHostViewQtDelegateWidget::paintGL() () at /lib64/libQt5WebEngineWidgets.so.5
#7  0x00007fd634990fed in QOpenGLWidgetPrivate::invokeUserPaint() () at /lib64/libQt5Widgets.so.5
#8  0x00007fd634970f80 in QWidget::event(QEvent*) () at /lib64/libQt5Widgets.so.5
#9  0x00007fd62d6f094b in QtWebEngineCore::RenderWidgetHostViewQtDelegateWidget::event(QEvent*) () at /lib64/libQt5WebEngineWidgets.so.5
#10 0x00007fd63492ae4c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#11 0x00007fd63493032f in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#12 0x00007fd63409d9fa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#13 0x00007fd634969cfa in QWidgetPrivate::sendPaintEvent(QRegion const&) () at /lib64/libQt5Widgets.so.5
#14 0x00007fd634938926 in QWidgetBackingStore::doSync() () at /lib64/libQt5Widgets.so.5
#15 0x00007fd6349394d1 in QWidgetBackingStore::sync() () at /lib64/libQt5Widgets.so.5
#16 0x00007fd634958f4f in QWidgetPrivate::syncBackingStore() () at /lib64/libQt5Widgets.so.5
#17 0x00007fd634971058 in QWidget::event(QEvent*) () at /lib64/libQt5Widgets.so.5
#18 0x00007fd634a8ba8b in QMainWindow::event(QEvent*) () at /lib64/libQt5Widgets.so.5
#19 0x00007fd637e23777 in KMainWindow::event(QEvent*) () at /lib64/libKF5XmlGui.so.5
#20 0x00007fd637e69195 in KXmlGuiWindow::event(QEvent*) () at /lib64/libKF5XmlGui.so.5
#21 0x00007fd63492ae4c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#22 0x00007fd63493032f in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#23 0x00007fd63409d9fa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#24 0x00007fd63409faaf in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5
#25 0x00007fd6340ed773 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5
#26 0x00007fd622f1e6ba in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#27 0x00007fd622f1ea70 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#28 0x00007fd622f1eb1c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#29 0x00007fd6340ed7ef in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#30 0x00007fd63409c83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#31 0x00007fd6340a43dc in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#32 0x000055dfe65e7d0f in main ()

Reported using DrKonqi

Comment 1 David Tonhofer 2017-05-11 10:50:05 UTC

Created attachment 105440 [details]
kmail crashes on this

Comment 2 Laurent Montel 2017-05-11 13:42:50 UTC

it works here.
I can't see in bt other infos as webengine crash...
Perhaps it's a problem in qwebengine 5.6.2
I don't use it.

Comment 3 Christoph Feck 2017-05-31 15:56:10 UTC

Crash is in nouveau OpenGL driver, not handling multiple threads correctly.