Bug 99282

Summary: KDE kontact crashes always
Product: Mesa Reporter: thanosk <thanosk>
Component: Drivers/DRI/nouveauAssignee: Nouveau Project <nouveau>
Status: RESOLVED MOVED QA Contact: Nouveau Project <nouveau>
Severity: critical    
Priority: medium    
Version: unspecified   
Hardware: x86-64 (AMD64)   
OS: Linux (All)   
Whiteboard:
i915 platform: i915 features:

Description thanosk 2017-01-05 11:56:53 UTC 
Application: kontact (5.3.3 (QtWebEngine))

Qt Version: 5.7.1
Frameworks Version: 5.27.0
Operating System: Linux 4.8.14-300.fc25.x86_64 x86_64
Distribution: "Fedora release 25 (Twenty Five)"

-- Information about the crash:
Kontact crashes nearly always when browsing feeds

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
84	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7f21611b7940 (LWP 6579))]

Thread 40 (Thread 0x7f2019fa1700 (LWP 7131)):
#0  0x00007f216c28e7f9 in g_mutex_lock () from /lib64/libglib-2.0.so.0
#1  0x00007f216c248d06 in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#2  0x00007f216c2491c0 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#3  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#4  0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#6  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#7  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f2170ccd6ca in start_thread (arg=0x7f2019fa1700) at pthread_create.c:333
#9  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 39 (Thread 0x7f201a7a2700 (LWP 7129)):
#0  0x00007ffdf5680b12 in clock_gettime ()
#1  0x00007f2178e92686 in __GI___clock_gettime (clock_id=1, tp=0x7f201a7a19d0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f2179b27af1 in qt_gettime() () from /lib64/libQt5Core.so.5
#3  0x00007f2179c7cde9 in QTimerInfoList::updateCurrentTime() () from /lib64/libQt5Core.so.5
#4  0x00007f2179c7d1e5 in QTimerInfoList::timerWait(timespec&) () from /lib64/libQt5Core.so.5
#5  0x00007f2179c7e3dc in timerSourcePrepareHelper(GTimerSource*, int*) () from /lib64/libQt5Core.so.5
#6  0x00007f2179c7e4a5 in timerSourcePrepare(_GSource*, int*) () from /lib64/libQt5Core.so.5
#7  0x00007f216c248699 in g_main_context_prepare () from /lib64/libglib-2.0.so.0
#8  0x00007f216c24907b in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#9  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#10 0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#11 0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#12 0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#13 0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#14 0x00007f2170ccd6ca in start_thread (arg=0x7f201a7a2700) at pthread_create.c:333
#15 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 38 (Thread 0x7f201afa3700 (LWP 7118)):
#0  0x00007ffdf5680b12 in clock_gettime ()
#1  0x00007f2178e92686 in __GI___clock_gettime (clock_id=1, tp=0x7f201afa29d0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f2179b27af1 in qt_gettime() () from /lib64/libQt5Core.so.5
#3  0x00007f2179c7cde9 in QTimerInfoList::updateCurrentTime() () from /lib64/libQt5Core.so.5
#4  0x00007f2179c7d1e5 in QTimerInfoList::timerWait(timespec&) () from /lib64/libQt5Core.so.5
#5  0x00007f2179c7e3dc in timerSourcePrepareHelper(GTimerSource*, int*) () from /lib64/libQt5Core.so.5
#6  0x00007f2179c7e4a5 in timerSourcePrepare(_GSource*, int*) () from /lib64/libQt5Core.so.5
#7  0x00007f216c248699 in g_main_context_prepare () from /lib64/libglib-2.0.so.0
#8  0x00007f216c24907b in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#9  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#10 0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#11 0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#12 0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#13 0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#14 0x00007f2170ccd6ca in start_thread (arg=0x7f201afa3700) at pthread_create.c:333
#15 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 37 (Thread 0x7f201b7a4700 (LWP 7116)):
#0  0x00007ffdf5680b12 in clock_gettime ()
#1  0x00007f2178e92686 in __GI___clock_gettime (clock_id=1, tp=0x7f201b7a39d0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f2179b27af1 in qt_gettime() () from /lib64/libQt5Core.so.5
#3  0x00007f2179c7cde9 in QTimerInfoList::updateCurrentTime() () from /lib64/libQt5Core.so.5
#4  0x00007f2179c7d1e5 in QTimerInfoList::timerWait(timespec&) () from /lib64/libQt5Core.so.5
#5  0x00007f2179c7e3dc in timerSourcePrepareHelper(GTimerSource*, int*) () from /lib64/libQt5Core.so.5
#6  0x00007f2179c7e4a5 in timerSourcePrepare(_GSource*, int*) () from /lib64/libQt5Core.so.5
#7  0x00007f216c248699 in g_main_context_prepare () from /lib64/libglib-2.0.so.0
#8  0x00007f216c24907b in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#9  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#10 0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#11 0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#12 0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#13 0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#14 0x00007f2170ccd6ca in start_thread (arg=0x7f201b7a4700) at pthread_create.c:333
#15 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 36 (Thread 0x7f2011248700 (LWP 7114)):
#0  0x00007ffdf5680b12 in clock_gettime ()
#1  0x00007f2178e92686 in __GI___clock_gettime (clock_id=1, tp=0x7f20112479d0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f2179b27af1 in qt_gettime() () from /lib64/libQt5Core.so.5
#3  0x00007f2179c7cde9 in QTimerInfoList::updateCurrentTime() () from /lib64/libQt5Core.so.5
#4  0x00007f2179c7d1e5 in QTimerInfoList::timerWait(timespec&) () from /lib64/libQt5Core.so.5
#5  0x00007f2179c7e3dc in timerSourcePrepareHelper(GTimerSource*, int*) () from /lib64/libQt5Core.so.5
#6  0x00007f2179c7e4a5 in timerSourcePrepare(_GSource*, int*) () from /lib64/libQt5Core.so.5
#7  0x00007f216c248699 in g_main_context_prepare () from /lib64/libglib-2.0.so.0
#8  0x00007f216c24907b in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#9  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#10 0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#11 0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#12 0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#13 0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#14 0x00007f2170ccd6ca in start_thread (arg=0x7f2011248700) at pthread_create.c:333
#15 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 35 (Thread 0x7f2011c56700 (LWP 7112)):
#0  0x00007f216c28e814 in g_mutex_unlock () from /lib64/libglib-2.0.so.0
#1  0x00007f216c248b25 in g_main_context_check () from /lib64/libglib-2.0.so.0
#2  0x00007f216c2490f4 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#3  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#4  0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#6  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#7  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f2170ccd6ca in start_thread (arg=0x7f2011c56700) at pthread_create.c:333
#9  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 34 (Thread 0x7f200f878700 (LWP 7110)):
#0  0x00007f216c249276 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#1  0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#2  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#3  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#4  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#5  0x00007f2170ccd6ca in start_thread (arg=0x7f200f878700) at pthread_create.c:333
#6  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 33 (Thread 0x7f201307e700 (LWP 7108)):
#0  0x00007f2178e7800d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f216c249156 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#7  0x00007f2170ccd6ca in start_thread (arg=0x7f201307e700) at pthread_create.c:333
#8  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 32 (Thread 0x7f202d104700 (LWP 6691)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f21751f5c49 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f21751f6289 in base::SequencedWorkerPool::Worker::Run() () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f21751f6440 in base::SimpleThread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f2170ccd6ca in start_thread (arg=0x7f202d104700) at pthread_create.c:333
#6  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 31 (Thread 0x7f202f3ee700 (LWP 6630)):
#0  0x00007f2178e7800d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f216c249156 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#7  0x00007f2170ccd6ca in start_thread (arg=0x7f202f3ee700) at pthread_create.c:333
#8  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 30 (Thread 0x7f202fbef700 (LWP 6628)):
#0  0x00007f216c248c08 in g_main_context_check () from /lib64/libglib-2.0.so.0
#1  0x00007f216c2490f4 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#7  0x00007f2170ccd6ca in start_thread (arg=0x7f202fbef700) at pthread_create.c:333
#8  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 29 (Thread 0x7f2042795700 (LWP 6622)):
#0  0x00007f216c248ba1 in g_main_context_check () from /lib64/libglib-2.0.so.0
#1  0x00007f216c2490f4 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#7  0x00007f2170ccd6ca in start_thread (arg=0x7f2042795700) at pthread_create.c:333
#8  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 28 (Thread 0x7f2042f96700 (LWP 6620)):
#0  0x00007f2179c7e741 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#1  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#2  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#3  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#4  0x00007f2170ccd6ca in start_thread (arg=0x7f2042f96700) at pthread_create.c:333
#5  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 27 (Thread 0x7f2043bd5700 (LWP 6618)):
#0  0x00007f2178e7800d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f216c249156 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#7  0x00007f2170ccd6ca in start_thread (arg=0x7f2043bd5700) at pthread_create.c:333
#8  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 26 (Thread 0x7f2051376700 (LWP 6616)):
#0  0x00007f2178e7800d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f216c249156 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#7  0x00007f2170ccd6ca in start_thread (arg=0x7f2051376700) at pthread_create.c:333
#8  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 25 (Thread 0x7f2051b77700 (LWP 6614)):
#0  0x00007ffdf5680b12 in clock_gettime ()
#1  0x00007f2178e92686 in __GI___clock_gettime (clock_id=1, tp=0x7f2051b769d0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f2179b27af1 in qt_gettime() () from /lib64/libQt5Core.so.5
#3  0x00007f2179c7cde9 in QTimerInfoList::updateCurrentTime() () from /lib64/libQt5Core.so.5
#4  0x00007f2179c7d1e5 in QTimerInfoList::timerWait(timespec&) () from /lib64/libQt5Core.so.5
#5  0x00007f2179c7e3dc in timerSourcePrepareHelper(GTimerSource*, int*) () from /lib64/libQt5Core.so.5
#6  0x00007f2179c7e4a5 in timerSourcePrepare(_GSource*, int*) () from /lib64/libQt5Core.so.5
#7  0x00007f216c248699 in g_main_context_prepare () from /lib64/libglib-2.0.so.0
#8  0x00007f216c24907b in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#9  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#10 0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#11 0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#12 0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#13 0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#14 0x00007f2170ccd6ca in start_thread (arg=0x7f2051b77700) at pthread_create.c:333
#15 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 24 (Thread 0x7f2052378700 (LWP 6612)):
#0  0x00007f216c24868c in g_main_context_prepare () from /lib64/libglib-2.0.so.0
#1  0x00007f216c24907b in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#7  0x00007f2170ccd6ca in start_thread (arg=0x7f2052378700) at pthread_create.c:333
#8  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 23 (Thread 0x7f2052b79700 (LWP 6611)):
#0  0x00007ffdf5680b12 in clock_gettime ()
#1  0x00007f2178e92686 in __GI___clock_gettime (clock_id=1, tp=0x7f2052b789d0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f2179b27af1 in qt_gettime() () from /lib64/libQt5Core.so.5
#3  0x00007f2179c7cde9 in QTimerInfoList::updateCurrentTime() () from /lib64/libQt5Core.so.5
#4  0x00007f2179c7d1e5 in QTimerInfoList::timerWait(timespec&) () from /lib64/libQt5Core.so.5
#5  0x00007f2179c7e3dc in timerSourcePrepareHelper(GTimerSource*, int*) () from /lib64/libQt5Core.so.5
#6  0x00007f2179c7e4a5 in timerSourcePrepare(_GSource*, int*) () from /lib64/libQt5Core.so.5
#7  0x00007f216c248699 in g_main_context_prepare () from /lib64/libglib-2.0.so.0
#8  0x00007f216c24907b in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#9  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#10 0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#11 0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#12 0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#13 0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#14 0x00007f2170ccd6ca in start_thread (arg=0x7f2052b79700) at pthread_create.c:333
#15 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 22 (Thread 0x7f2104ff9700 (LWP 6610)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f216308f2f4 in QTWTF::TCMalloc_PageHeap::scavengerThread() () from /lib64/libQt5Script.so.5
#2  0x00007f216308f339 in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /lib64/libQt5Script.so.5
#3  0x00007f2170ccd6ca in start_thread (arg=0x7f2104ff9700) at pthread_create.c:333
#4  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 21 (Thread 0x7f21057fa700 (LWP 6605)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f21751f5c49 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f21751f6289 in base::SequencedWorkerPool::Worker::Run() () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f21751f6440 in base::SimpleThread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f2170ccd6ca in start_thread (arg=0x7f21057fa700) at pthread_create.c:333
#6  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 20 (Thread 0x7f2105ffb700 (LWP 6604)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f2178e93ac4 in ___fprintf_chk (fp=0x7f217913e730 <_IO_stdfile_2_lock>, flag=flag@entry=1, format=format@entry=0x7f216a84cc74 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f216a83486e in fprintf (__fmt=0x7f216a84cc74 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#3  event_log (msg=0x7f2105ffa550 "epoll_wait: Bad file descriptor", severity=2) at log.c:222
#4  _warn_helper (severity=severity@entry=2, errstr=0x7f2178f05c0e "Bad file descriptor", fmt=fmt@entry=0x7f216a84d45a "epoll_wait", ap=ap@entry=0x7f2105ffa980) at log.c:187
#5  0x00007f216a834a64 in event_warn (fmt=fmt@entry=0x7f216a84d45a "epoll_wait") at log.c:101
#6  0x00007f216a8391e8 in epoll_dispatch (base=0x7f20ec0019e0, tv=<optimized out>) at epoll.c:413
#7  0x00007f216a82318a in event_base_loop (base=0x7f20ec0019e0, flags=1) at event.c:1625
#8  0x00007f21751a3a12 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#9  0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#10 0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#11 0x00007f21751f69fa in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#12 0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#13 0x00007f2170ccd6ca in start_thread (arg=0x7f2105ffb700) at pthread_create.c:333
#14 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 19 (Thread 0x7f21067fc700 (LWP 6603)):
[KCrash Handler]
#6  0x00007f214d47c22f in pushbuf_kref () from /lib64/libdrm_nouveau.so.2
#7  0x00007f214d47c8b9 in pushbuf_validate () from /lib64/libdrm_nouveau.so.2
#8  0x00007f214e0b1dc3 in nv50_blit () from /usr/lib64/dri/nouveau_dri.so
#9  0x00007f214dcc67f7 in st_TexSubImage () from /usr/lib64/dri/nouveau_dri.so
#10 0x00007f214dc4b5db in _mesa_texture_sub_image () from /usr/lib64/dri/nouveau_dri.so
#11 0x00007f214dc4b846 in texsubimage () from /usr/lib64/dri/nouveau_dri.so
#12 0x00007f214dc4bc68 in _mesa_TexSubImage2D () from /usr/lib64/dri/nouveau_dri.so
#13 0x00007f21757f4123 in gpu::gles2::TextureManager::ValidateAndDoTexSubImage(gpu::gles2::GLES2Decoder*, gpu::gles2::DecoderTextureState*, gpu::gles2::ContextState*, gpu::gles2::DecoderFramebufferState*, char const*, gpu::gles2::TextureManager::DoTexSubImageArguments const&) () from /lib64/libQt5WebEngineCore.so.5
#14 0x00007f2175784f35 in gpu::gles2::GLES2DecoderImpl::HandleTexSubImage2D(unsigned int, void const*) () from /lib64/libQt5WebEngineCore.so.5
#15 0x00007f21757af7c2 in gpu::error::Error gpu::gles2::GLES2DecoderImpl::DoCommandsImpl<false>(unsigned int, void const*, int, int*) () from /lib64/libQt5WebEngineCore.so.5
#16 0x00007f21757fe37a in gpu::CommandParser::ProcessCommands(int) () from /lib64/libQt5WebEngineCore.so.5
#17 0x00007f21757c356a in gpu::GpuScheduler::PutChanged() () from /lib64/libQt5WebEngineCore.so.5
#18 0x00007f2174b7f490 in content::GpuCommandBufferStub::OnAsyncFlush(int, unsigned int, std::vector<ui::LatencyInfo, std::allocator<ui::LatencyInfo> > const&) () from /lib64/libQt5WebEngineCore.so.5
#19 0x00007f2174b82ad1 in content::GpuCommandBufferStub::OnMessageReceived(IPC::Message const&) () from /lib64/libQt5WebEngineCore.so.5
#20 0x00007f2174b7e20e in content::GpuChannel::HandleMessage() [clone .part.322] () from /lib64/libQt5WebEngineCore.so.5
#21 0x00007f217521dfa9 in base::debug::TaskAnnotator::RunTask(char const*, base::PendingTask const&) () from /lib64/libQt5WebEngineCore.so.5
#22 0x00007f21751c9ed9 in base::MessageLoop::RunTask(base::PendingTask const&) () from /lib64/libQt5WebEngineCore.so.5
#23 0x00007f21751caa99 in base::MessageLoop::DeferOrRunPendingTask(base::PendingTask const&) () from /lib64/libQt5WebEngineCore.so.5
#24 0x00007f21751caf52 in base::MessageLoop::DoWork() () from /lib64/libQt5WebEngineCore.so.5
#25 0x00007f21751ccdc9 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#26 0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#27 0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#28 0x00007f21751f69fa in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#29 0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#30 0x00007f2170ccd6ca in start_thread (arg=0x7f21067fc700) at pthread_create.c:333
#31 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 18 (Thread 0x7f21077fe700 (LWP 6602)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f2174d971c0 in mojo::system::Waiter::Wait(unsigned long, unsigned long*) () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f2174d7fff0 in mojo::system::Core::WaitManyInternal(unsigned int const*, unsigned int const*, unsigned int, unsigned long, unsigned int*, mojo::system::HandleSignalsState*) () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f2174d8037b in mojo::system::Core::Wait(unsigned int, unsigned int, unsigned long, mojo::system::UserPointer<MojoHandleSignalsState>) () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f2174d7c00a in MojoWait () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f2175ef582e in mojo::common::MessagePumpMojo::WaitForReadyHandles(mojo::common::MessagePumpMojo::RunState const&) const () from /lib64/libQt5WebEngineCore.so.5
#6  0x00007f2175ef7be4 in mojo::common::MessagePumpMojo::DoInternalWork(mojo::common::MessagePumpMojo::RunState const&, bool) () from /lib64/libQt5WebEngineCore.so.5
#7  0x00007f2175ef7c35 in mojo::common::MessagePumpMojo::DoRunLoop(mojo::common::MessagePumpMojo::RunState*, base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#8  0x00007f2175ef7d09 in mojo::common::MessagePumpMojo::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#9  0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#10 0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#11 0x00007f21751f69fa in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#12 0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#13 0x00007f2170ccd6ca in start_thread (arg=0x7f21077fe700) at pthread_create.c:333
#14 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 17 (Thread 0x7f2106ffd700 (LWP 6601)):
#0  0x00007f2178e7800d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f21544b7f51 in poll (__timeout=-1, __nfds=3, __fds=0x7f20e8006c50) at /usr/include/bits/poll2.h:46
#2  poll_func (ufds=0x7f20e8006c50, nfds=3, timeout=-1, userdata=0x557ddb1f3cf0) at pulse/thread-mainloop.c:69
#3  0x00007f21544a9721 in pa_mainloop_poll (m=m@entry=0x557ddb1f6130) at pulse/mainloop.c:844
#4  0x00007f21544a9dbe in pa_mainloop_iterate (m=0x557ddb1f6130, block=<optimized out>, retval=0x0) at pulse/mainloop.c:926
#5  0x00007f21544a9e70 in pa_mainloop_run (m=0x557ddb1f6130, retval=retval@entry=0x0) at pulse/mainloop.c:944
#6  0x00007f21544b7e99 in thread (userdata=0x557ddb1f9770) at pulse/thread-mainloop.c:100
#7  0x00007f214fdd2178 in internal_thread_func (userdata=0x557ddb1f1610) at pulsecore/thread-posix.c:81
#8  0x00007f2170ccd6ca in start_thread (arg=0x7f2106ffd700) at pthread_create.c:333
#9  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 16 (Thread 0x7f2107fff700 (LWP 6600)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f21751ea912 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f21751eb1b5 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f21751cce51 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#6  0x00007f21751f69fa in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#7  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#8  0x00007f2170ccd6ca in start_thread (arg=0x7f2107fff700) at pthread_create.c:333
#9  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 15 (Thread 0x7f2128ff9700 (LWP 6599)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f21748b0a0d in cc::SingleThreadTaskGraphRunner::Run() () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f21751f631e in base::DelegateSimpleThread::Run() () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f21751f6440 in base::SimpleThread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f2170ccd6ca in start_thread (arg=0x7f2128ff9700) at pthread_create.c:333
#6  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 14 (Thread 0x7f21297fa700 (LWP 6598)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f21751eb125 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f21751eb1e5 in base::WaitableEvent::Wait() () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f21751cce13 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#6  0x00007f21751f69fa in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#7  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#8  0x00007f2170ccd6ca in start_thread (arg=0x7f21297fa700) at pthread_create.c:333
#9  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 13 (Thread 0x7f2129ffb700 (LWP 6597)):
#0  0x00007f2178e84563 in epoll_wait () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f216a8390c8 in epoll_dispatch (base=0x7f2110001950, tv=<optimized out>) at epoll.c:407
#2  0x00007f216a82318a in event_base_loop (base=0x7f2110001950, flags=1) at event.c:1625
#3  0x00007f21751a3ac5 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#6  0x00007f21744d7fa8 in content::BrowserThreadImpl::IOThreadRun(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#7  0x00007f21744d80eb in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#8  0x00007f21751f6a78 in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#9  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#10 0x00007f2170ccd6ca in start_thread (arg=0x7f2129ffb700) at pthread_create.c:333
#11 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 12 (Thread 0x7f212a7fc700 (LWP 6596)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f2178e93ac4 in ___fprintf_chk (fp=0x7f217913e730 <_IO_stdfile_2_lock>, flag=flag@entry=1, format=format@entry=0x7f216a84cc74 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f216a83486e in fprintf (__fmt=0x7f216a84cc74 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#3  event_log (msg=0x7f212a7fb1c0 "epoll_wait: Bad file descriptor", severity=2) at log.c:222
#4  _warn_helper (severity=severity@entry=2, errstr=0x7f2178f05c0e "Bad file descriptor", fmt=fmt@entry=0x7f216a84d45a "epoll_wait", ap=ap@entry=0x7f212a7fb5f0) at log.c:187
#5  0x00007f216a834a64 in event_warn (fmt=fmt@entry=0x7f216a84d45a "epoll_wait") at log.c:101
#6  0x00007f216a8391e8 in epoll_dispatch (base=0x7f211c0019e0, tv=<optimized out>) at epoll.c:413
#7  0x00007f216a82318a in event_base_loop (base=0x7f211c0019e0, flags=1) at event.c:1625
#8  0x00007f21751a3ac5 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#9  0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#10 0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#11 0x00007f21744d7ef8 in content::BrowserThreadImpl::CacheThreadRun(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#12 0x00007f21744d814b in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#13 0x00007f21751f6a78 in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#14 0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#15 0x00007f2170ccd6ca in start_thread (arg=0x7f212a7fc700) at pthread_create.c:333
#16 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 11 (Thread 0x7f212affd700 (LWP 6595)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f21751eb125 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f21751eb1e5 in base::WaitableEvent::Wait() () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f21751cce13 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#6  0x00007f21744d7e48 in content::BrowserThreadImpl::ProcessLauncherThreadRun(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#7  0x00007f21744d813b in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#8  0x00007f21751f6a78 in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#9  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#10 0x00007f2170ccd6ca in start_thread (arg=0x7f212affd700) at pthread_create.c:333
#11 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 10 (Thread 0x7f212b7fe700 (LWP 6594)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f21751eb125 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f21751eb1e5 in base::WaitableEvent::Wait() () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f21751cce13 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#6  0x00007f21744d7d98 in content::BrowserThreadImpl::FileUserBlockingThreadRun(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#7  0x00007f21744d812b in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#8  0x00007f21751f6a78 in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#9  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#10 0x00007f2170ccd6ca in start_thread (arg=0x7f212b7fe700) at pthread_create.c:333
#11 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 9 (Thread 0x7f212bfff700 (LWP 6593)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f2178e93ac4 in ___fprintf_chk (fp=0x7f217913e730 <_IO_stdfile_2_lock>, flag=flag@entry=1, format=format@entry=0x7f216a84cc74 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f216a83486e in fprintf (__fmt=0x7f216a84cc74 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#3  event_log (msg=0x7f212bffe1c0 "epoll_wait: Bad file descriptor", severity=2) at log.c:222
#4  _warn_helper (severity=severity@entry=2, errstr=0x7f2178f05c0e "Bad file descriptor", fmt=fmt@entry=0x7f216a84d45a "epoll_wait", ap=ap@entry=0x7f212bffe5f0) at log.c:187
#5  0x00007f216a834a64 in event_warn (fmt=fmt@entry=0x7f216a84d45a "epoll_wait") at log.c:101
#6  0x00007f216a8391e8 in epoll_dispatch (base=0x7f21180019e0, tv=<optimized out>) at epoll.c:413
#7  0x00007f216a82318a in event_base_loop (base=0x7f21180019e0, flags=1) at event.c:1625
#8  0x00007f21751a3a12 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#9  0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#10 0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#11 0x00007f21744d7ce8 in content::BrowserThreadImpl::FileThreadRun(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#12 0x00007f21744d811b in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#13 0x00007f21751f6a78 in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#14 0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#15 0x00007f2170ccd6ca in start_thread (arg=0x7f212bfff700) at pthread_create.c:333
#16 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 8 (Thread 0x7f2140ff9700 (LWP 6592)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f21751eb125 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f21751eb1e5 in base::WaitableEvent::Wait() () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f21751cce13 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#6  0x00007f21744d7c38 in content::BrowserThreadImpl::DBThreadRun(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#7  0x00007f21744d810b in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /lib64/libQt5WebEngineCore.so.5
#8  0x00007f21751f6a78 in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#9  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#10 0x00007f2170ccd6ca in start_thread (arg=0x7f2140ff9700) at pthread_create.c:333
#11 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 7 (Thread 0x7f21417fa700 (LWP 6591)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f21751ea912 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f21751f94f0 in base::PosixDynamicThreadPool::WaitForTask() () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f21751f9a23 in base::(anonymous namespace)::WorkerThread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f2170ccd6ca in start_thread (arg=0x7f21417fa700) at pthread_create.c:333
#6  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 6 (Thread 0x7f2141ffb700 (LWP 6590)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007f21751ea912 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f21751f94f0 in base::PosixDynamicThreadPool::WaitForTask() () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f21751f9a23 in base::(anonymous namespace)::WorkerThread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f2170ccd6ca in start_thread (arg=0x7f2141ffb700) at pthread_create.c:333
#6  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 5 (Thread 0x7f21427fc700 (LWP 6589)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f21751eb125 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /lib64/libQt5WebEngineCore.so.5
#2  0x00007f21751eb1e5 in base::WaitableEvent::Wait() () from /lib64/libQt5WebEngineCore.so.5
#3  0x00007f21751cce13 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#4  0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#5  0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#6  0x00007f21751f69fa in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#7  0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#8  0x00007f2170ccd6ca in start_thread (arg=0x7f21427fc700) at pthread_create.c:333
#9  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 4 (Thread 0x7f2142ffd700 (LWP 6588)):
#0  __lll_unlock_wake_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:341
#1  0x00007f2178e93b6b in _IO_acquire_lock_clear_flags2_fct (p=<synthetic pointer>) at ../libio/libioP.h:873
#2  ___fprintf_chk (fp=0x7f217913d500 <_IO_2_1_stderr_>, flag=flag@entry=1, format=format@entry=0x7f216a84cc74 "[%s] %s\n") at fprintf_chk.c:30
#3  0x00007f216a83486e in fprintf (__fmt=0x7f216a84cc74 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#4  event_log (msg=0x7f2142ffc550 "epoll_wait: Bad file descriptor", severity=2) at log.c:222
#5  _warn_helper (severity=severity@entry=2, errstr=0x7f2178f05c0e "Bad file descriptor", fmt=fmt@entry=0x7f216a84d45a "epoll_wait", ap=ap@entry=0x7f2142ffc980) at log.c:187
#6  0x00007f216a834a64 in event_warn (fmt=fmt@entry=0x7f216a84d45a "epoll_wait") at log.c:101
#7  0x00007f216a8391e8 in epoll_dispatch (base=0x7f21380019e0, tv=<optimized out>) at epoll.c:413
#8  0x00007f216a82318a in event_base_loop (base=0x7f21380019e0, flags=1) at event.c:1625
#9  0x00007f21751a3a12 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /lib64/libQt5WebEngineCore.so.5
#10 0x00007f21751de84a in base::RunLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#11 0x00007f21751c92e5 in base::MessageLoop::Run() () from /lib64/libQt5WebEngineCore.so.5
#12 0x00007f21751f69fa in base::Thread::ThreadMain() () from /lib64/libQt5WebEngineCore.so.5
#13 0x00007f21751f2fdc in base::(anonymous namespace)::ThreadFunc(void*) () from /lib64/libQt5WebEngineCore.so.5
#14 0x00007f2170ccd6ca in start_thread (arg=0x7f2142ffd700) at pthread_create.c:333
#15 0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 3 (Thread 0x7f2149eb2700 (LWP 6581)):
#0  0x00007f216c2486c3 in g_main_context_prepare () from /lib64/libglib-2.0.so.0
#1  0x00007f216c24907b in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f2179c7e73b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f2179a8c5f3 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f217ea9d739 in QDBusConnectionManager::run() () from /lib64/libQt5DBus.so.5
#7  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f2170ccd6ca in start_thread (arg=0x7f2149eb2700) at pthread_create.c:333
#9  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 2 (Thread 0x7f21564c0700 (LWP 6580)):
#0  0x00007f2178e7800d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f216f739d10 in poll (__timeout=-1, __nfds=1, __fds=0x7f21564bfb80) at /usr/include/bits/poll2.h:46
#2  _xcb_conn_wait (c=c@entry=0x557ddafbc4c0, cond=cond@entry=0x557ddafbc500, vector=vector@entry=0x0, count=count@entry=0x0) at xcb_conn.c:479
#3  0x00007f216f73baa9 in xcb_wait_for_event (c=0x557ddafbc4c0) at xcb_in.c:693
#4  0x00007f215a530d69 in QXcbEventReader::run() () from /lib64/libQt5XcbQpa.so.5
#5  0x00007f2179a909da in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#6  0x00007f2170ccd6ca in start_thread (arg=0x7f21564c0700) at pthread_create.c:333
#7  0x00007f2178e83f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7f21611b7940 (LWP 6579)):
[KCrash Handler]
#6  0x00007f214d47c22f in pushbuf_kref () from /lib64/libdrm_nouveau.so.2
#7  0x00007f214d47c8b9 in pushbuf_validate () from /lib64/libdrm_nouveau.so.2
#8  0x00007f214e097c16 in nv50_flush () from /usr/lib64/dri/nouveau_dri.so
#9  0x00007f214dcbcdd4 in st_glFlush () from /usr/lib64/dri/nouveau_dri.so
#10 0x00007f214db6a9c8 in _mesa_make_current () from /usr/lib64/dri/nouveau_dri.so
#11 0x00007f214dcefe2b in st_api_make_current () from /usr/lib64/dri/nouveau_dri.so
#12 0x00007f214de59a7f in dri_unbind_context () from /usr/lib64/dri/nouveau_dri.so
#13 0x00007f214de5952a in driUnbindContext () from /usr/lib64/dri/nouveau_dri.so
#14 0x00007f216f2d4f05 in glXMakeCurrentReadSGI () from /lib64/libGL.so.1
#15 0x00007f217eb6e1a0 in QGLXContext::makeCurrent(QPlatformSurface*) () from /usr/lib64/qt5/plugins/xcbglintegrations/libqxcb-glx-integration.so
#16 0x00007f2179f9eb08 in QOpenGLContext::makeCurrent(QSurface*) () from /lib64/libQt5Gui.so.5
#17 0x00007f217a4d86b1 in QOpenGLWidget::makeCurrent() () from /lib64/libQt5Widgets.so.5
#18 0x00007f217a4d8845 in QOpenGLWidgetPrivate::render() () from /lib64/libQt5Widgets.so.5
#19 0x00007f217a4b8780 in QWidget::event(QEvent*) () from /lib64/libQt5Widgets.so.5
#20 0x00007f217ea190ab in QtWebEngineCore::RenderWidgetHostViewQtDelegateWidget::event(QEvent*) () from /lib64/libQt5WebEngineWidgets.so.5
#21 0x00007f217a470ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#22 0x00007f217a478671 in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#23 0x00007f2179c307aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#24 0x00007f217a4b146a in QWidgetPrivate::sendPaintEvent(QRegion const&) () from /lib64/libQt5Widgets.so.5
#25 0x00007f217a4809ae in QWidgetBackingStore::doSync() () from /lib64/libQt5Widgets.so.5
#26 0x00007f217a48147f in QWidgetBackingStore::sync() () from /lib64/libQt5Widgets.so.5
#27 0x00007f217a4a03df in QWidgetPrivate::syncBackingStore() () from /lib64/libQt5Widgets.so.5
#28 0x00007f217a4b8858 in QWidget::event(QEvent*) () from /lib64/libQt5Widgets.so.5
#29 0x00007f217a5b801b in QMainWindow::event(QEvent*) () from /lib64/libQt5Widgets.so.5
#30 0x00007f217d3127b7 in KMainWindow::event (this=this@entry=0x557ddb12e920, ev=ev@entry=0x557ddcbfa980) at /usr/src/debug/kxmlgui-5.27.0/src/kmainwindow.cpp:867
#31 0x00007f217d357365 in KXmlGuiWindow::event (this=0x557ddb12e920, ev=0x557ddcbfa980) at /usr/src/debug/kxmlgui-5.27.0/src/kxmlguiwindow.cpp:118
#32 0x00007f217a470ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#33 0x00007f217a478671 in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#34 0x00007f2179c307aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#35 0x00007f2179c32e90 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /lib64/libQt5Core.so.5
#36 0x00007f2179c7e6a3 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib64/libQt5Core.so.5
#37 0x00007f216c248e42 in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#38 0x00007f216c2491c0 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#39 0x00007f216c24926c in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#40 0x00007f2179c7e71f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#41 0x00007f2179c2f73a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#42 0x00007f2179c3723c in QCoreApplication::exec() () from /lib64/libQt5Core.so.5
#43 0x0000557dda97746f in main ()

Reported using DrKonqi
Comment 1 GitLab Migration User 2019-09-18 20:44:25 UTC 
-- GitLab Migration Automatic Message --

This bug has been migrated to freedesktop.org's GitLab instance and has been closed from further activity.

You can subscribe and participate further through the new bug through this link to our GitLab instance: https://gitlab.freedesktop.org/mesa/mesa/issues/1121.

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