Application: kmail (5.5.1)

Qt Version: 5.7.1
Frameworks Version: 5.33.0
Operating System: Linux 4.11.1-00001-g4a7d8427aed9 x86_64
Distribution: "NAME=Gentoo"

-- Information about the crash:
Steps to reproduce:

1.  Open the attached .eml.
2.  Hit "Reply to all".

The crash can be reproduced every time.

-- Backtrace:
Application: KMail (kmail), 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 0x7fbe95f98840 (LWP 7397))]

Thread 31 (Thread 0x7fbe95824700 (LWP 7398)):
#0  0x00007fbea4157e4d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fbea0bdb182 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007fbea0bdcf97 in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007fbe958bcfb9 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007fbea46c827c in ?? () from /usr/lib64/libQt5Core.so.5
#5  0x00007fbea1b80484 in start_thread (arg=0x7fbe95824700) at pthread_create.c:333
#6  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 30 (Thread 0x7fbe8ef7a700 (LWP 7399)):
#0  0x00007fbea4157e4d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fbea0fb1b9c in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fbea0fb1cac in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fbea48ad97b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fbea485f4ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fbea46c4014 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007fbea3d30835 in ?? () from /usr/lib64/libQt5DBus.so.5
#7  0x00007fbea46c827c in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007fbea1b80484 in start_thread (arg=0x7fbe8ef7a700) at pthread_create.c:333
#9  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 29 (Thread 0x7fbe8dd69700 (LWP 7400)):
#0  0x00007fbea4157e4d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fbea0fb1b9c in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fbea0fb1cac in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fbea48ad97b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fbea485f4ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fbea46c4014 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007fbea46c827c in ?? () from /usr/lib64/libQt5Core.so.5
#7  0x00007fbea1b80484 in start_thread (arg=0x7fbe8dd69700) at pthread_create.c:333
#8  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 28 (Thread 0x7fbe8d568700 (LWP 7401)):
#0  0x00007fbea4157e4d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fbea0fb1b9c in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fbea0fb1cac in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fbea48ad97b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fbea485f4ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fbea46c4014 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007fbea46c827c in ?? () from /usr/lib64/libQt5Core.so.5
#7  0x00007fbea1b80484 in start_thread (arg=0x7fbe8d568700) at pthread_create.c:333
#8  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 27 (Thread 0x7fbe8cd67700 (LWP 7402)):
#0  0x00007fbea0fb1562 in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#1  0x00007fbea0fb1b40 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fbea0fb1cac in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fbea48ad97b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fbea485f4ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fbea46c4014 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007fbea46c827c in ?? () from /usr/lib64/libQt5Core.so.5
#7  0x00007fbea1b80484 in start_thread (arg=0x7fbe8cd67700) at pthread_create.c:333
#8  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 26 (Thread 0x7fbe7ec8a700 (LWP 7412)):
#0  0x00007fbea4130beb in __GI___waitpid (pid=7409, stat_loc=stat_loc@entry=0x0, options=options@entry=0) at ../sysdeps/unix/sysv/linux/waitpid.c:29
#1  0x00007fbe9d194286 in base::(anonymous namespace)::BackgroundReaper::WaitForChildToDie (this=0x11c06f0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/process/kill_posix.cc:170
#2  base::(anonymous namespace)::BackgroundReaper::ThreadMain (this=0x11c06f0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/process/kill_posix.cc:163
#3  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#4  0x00007fbea1b80484 in start_thread (arg=0x7fbe7ec8a700) at pthread_create.c:333
#5  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7fbe7e489700 (LWP 7413)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fbea416eccc in ___fprintf_chk (fp=0x7fbea440e790 <_IO_stdfile_2_lock>, flag=1, format=0x7fbe9873492c "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007fbe9871d92e in ?? () from /usr/lib64/libevent-2.1.so.6
#3  0x00007fbe9871db3c in event_warn () from /usr/lib64/libevent-2.1.so.6
#4  0x00007fbe9871f2a0 in ?? () from /usr/lib64/libevent-2.1.so.6
#5  0x00007fbe987152d6 in event_base_loop () from /usr/lib64/libevent-2.1.so.6
#6  0x00007fbe9d15e819 in base::MessagePumpLibevent::Run (this=0x7fbe70001940, delegate=0x11de8c0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:256
#7  0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe7e488d70) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#8  0x00007fbe9d182fd5 in base::MessageLoop::Run (this=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#9  0x00007fbe9d1b02ea in base::Thread::Run (message_loop=<optimized out>, this=0x11dd830) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#10 base::Thread::ThreadMain (this=0x11dd830) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#11 0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#12 0x00007fbea1b80484 in start_thread (arg=0x7fbe7e489700) at pthread_create.c:333
#13 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7fbe7dc88700 (LWP 7414)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9d1a4927 in base::WaitableEvent::TimedWait (this=this@entry=0x7fbe640018c0, max_time=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:216
#2  0x00007fbe9d1a49f5 in base::WaitableEvent::Wait (this=this@entry=0x7fbe640018c0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:156
#3  0x00007fbe9d186c3d in base::MessagePumpDefault::Run (this=0x7fbe640018b0, delegate=0x7fbe700069d0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:53
#4  0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe7dc87d70) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x00007fbe9d182fd5 in base::MessageLoop::Run (this=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00007fbe9d1b02ea in base::Thread::Run (message_loop=<optimized out>, this=0x7fbe9feeb998 <base::(anonymous namespace)::g_inotify_reader+88>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  base::Thread::ThreadMain (this=0x7fbe9feeb998 <base::(anonymous namespace)::g_inotify_reader+88>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#8  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#9  0x00007fbea1b80484 in start_thread (arg=0x7fbe7dc88700) at pthread_create.c:333
#10 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7fbe7d487700 (LWP 7415)):
#0  pthread_cond_timedwait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007fbe9d1a4132 in base::ConditionVariable::TimedWait (this=this@entry=0x7fbe70007928, max_time=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:117
#2  0x00007fbe9d1b2dc0 in base::PosixDynamicThreadPool::WaitForTask (this=0x7fbe700078d0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/worker_pool_posix.cc:180
#3  0x00007fbe9d1b32f3 in base::(anonymous namespace)::WorkerThread::ThreadMain (this=0x7fbe70007c50) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/worker_pool_posix.cc:86
#4  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#5  0x00007fbea1b80484 in start_thread (arg=0x7fbe7d487700) at pthread_create.c:333
#6  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7fbe7cc86700 (LWP 7416)):
#0  pthread_cond_timedwait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007fbe9d1a4132 in base::ConditionVariable::TimedWait (this=this@entry=0x7fbe70007928, max_time=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:117
#2  0x00007fbe9d1b2dc0 in base::PosixDynamicThreadPool::WaitForTask (this=0x7fbe700078d0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/worker_pool_posix.cc:180
#3  0x00007fbe9d1b32f3 in base::(anonymous namespace)::WorkerThread::ThreadMain (this=0x7fbe70007e80) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/worker_pool_posix.cc:86
#4  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#5  0x00007fbea1b80484 in start_thread (arg=0x7fbe7cc86700) at pthread_create.c:333
#6  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7fbe63fff700 (LWP 7417)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9d1a4927 in base::WaitableEvent::TimedWait (this=this@entry=0x7fbe580018c0, max_time=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:216
#2  0x00007fbe9d1a49f5 in base::WaitableEvent::Wait (this=this@entry=0x7fbe580018c0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:156
#3  0x00007fbe9d186c3d in base::MessagePumpDefault::Run (this=0x7fbe580018b0, delegate=0x12311f0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:53
#4  0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe63ffe9e0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x00007fbe9d182fd5 in base::MessageLoop::Run (this=this@entry=0x12311f0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00007fbe9d1b0018 in base::Thread::Run (this=this@entry=0x12400a0, message_loop=message_loop@entry=0x12311f0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  0x00007fbe9c4c9c28 in content::BrowserThreadImpl::DBThreadRun (this=this@entry=0x12400a0, message_loop=message_loop@entry=0x12311f0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:181
#8  0x00007fbe9c4ca0fb in content::BrowserThreadImpl::Run (this=0x12400a0, message_loop=0x12311f0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:240
#9  0x00007fbe9d1b0368 in base::Thread::ThreadMain (this=0x12400a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#10 0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#11 0x00007fbea1b80484 in start_thread (arg=0x7fbe63fff700) at pthread_create.c:333
#12 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7fbe637fe700 (LWP 7418)):
#0  __GI___pthread_rwlock_rdlock (rwlock=0x7fbea440d940 <__libc_setlocale_lock>) at pthread_rwlock_rdlock.c:128
#1  0x00007fbea40a7079 in __dcigettext (domainname=0x7fbea41d90c0 <_libc_intl_domainname> "libc", msgid1=0x7fbea41d9505 "Bad file descriptor", msgid2=msgid2@entry=0x0, plural=plural@entry=0, n=n@entry=0, category=category@entry=5) at dcigettext.c:527
#2  0x00007fbea40a5baf in __GI___dcgettext (domainname=<optimized out>, msgid=<optimized out>, category=category@entry=5) at dcgettext.c:47
#3  0x00007fbea40f7fac in __GI___strerror_r (errnum=errnum@entry=9, buf=buf@entry=0x0, buflen=buflen@entry=0) at _strerror.c:71
#4  0x00007fbea40f7edf in strerror (errnum=9) at strerror.c:31
#5  0x00007fbe9871db29 in event_warn () from /usr/lib64/libevent-2.1.so.6
#6  0x00007fbe9871f2a0 in ?? () from /usr/lib64/libevent-2.1.so.6
#7  0x00007fbe987152d6 in event_base_loop () from /usr/lib64/libevent-2.1.so.6
#8  0x00007fbe9d15e78e in base::MessagePumpLibevent::Run (this=0x7fbe50001940, delegate=0x12354d0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:233
#9  0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe637fd9e0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#10 0x00007fbe9d182fd5 in base::MessageLoop::Run (this=this@entry=0x12354d0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#11 0x00007fbe9d1b0018 in base::Thread::Run (this=this@entry=0x12367e0, message_loop=message_loop@entry=0x12354d0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#12 0x00007fbe9c4c9cd8 in content::BrowserThreadImpl::FileThreadRun (this=this@entry=0x12367e0, message_loop=message_loop@entry=0x12354d0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:188
#13 0x00007fbe9c4ca10b in content::BrowserThreadImpl::Run (this=0x12367e0, message_loop=0x12354d0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:242
#14 0x00007fbe9d1b0368 in base::Thread::ThreadMain (this=0x12367e0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#15 0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#16 0x00007fbea1b80484 in start_thread (arg=0x7fbe637fe700) at pthread_create.c:333
#17 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7fbe62ffd700 (LWP 7419)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9d1a4927 in base::WaitableEvent::TimedWait (this=this@entry=0x7fbe54000950, max_time=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:216
#2  0x00007fbe9d1a49f5 in base::WaitableEvent::Wait (this=this@entry=0x7fbe54000950) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:156
#3  0x00007fbe9d186c3d in base::MessagePumpDefault::Run (this=0x7fbe54000940, delegate=0x123e5a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:53
#4  0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe62ffc9e0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x00007fbe9d182fd5 in base::MessageLoop::Run (this=this@entry=0x123e5a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00007fbe9d1b0018 in base::Thread::Run (this=this@entry=0x122ab80, message_loop=message_loop@entry=0x123e5a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  0x00007fbe9c4c9d88 in content::BrowserThreadImpl::FileUserBlockingThreadRun (this=this@entry=0x122ab80, message_loop=message_loop@entry=0x123e5a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:195
#8  0x00007fbe9c4ca11b in content::BrowserThreadImpl::Run (this=0x122ab80, message_loop=0x123e5a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:244
#9  0x00007fbe9d1b0368 in base::Thread::ThreadMain (this=0x122ab80) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#10 0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#11 0x00007fbea1b80484 in start_thread (arg=0x7fbe62ffd700) at pthread_create.c:333
#12 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7fbe627fc700 (LWP 7420)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9d1a4927 in base::WaitableEvent::TimedWait (this=this@entry=0x7fbe48000950, max_time=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:216
#2  0x00007fbe9d1a49f5 in base::WaitableEvent::Wait (this=this@entry=0x7fbe48000950) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:156
#3  0x00007fbe9d186c3d in base::MessagePumpDefault::Run (this=0x7fbe48000940, delegate=0x12361a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:53
#4  0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe627fb9e0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x00007fbe9d182fd5 in base::MessageLoop::Run (this=this@entry=0x12361a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00007fbe9d1b0018 in base::Thread::Run (this=this@entry=0x1229d20, message_loop=message_loop@entry=0x12361a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  0x00007fbe9c4c9e38 in content::BrowserThreadImpl::ProcessLauncherThreadRun (this=this@entry=0x1229d20, message_loop=message_loop@entry=0x12361a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:202
#8  0x00007fbe9c4ca12b in content::BrowserThreadImpl::Run (this=0x1229d20, message_loop=0x12361a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:246
#9  0x00007fbe9d1b0368 in base::Thread::ThreadMain (this=0x1229d20) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#10 0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#11 0x00007fbea1b80484 in start_thread (arg=0x7fbe627fc700) at pthread_create.c:333
#12 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7fbe61ffb700 (LWP 7421)):
#0  0x00007fbea4153e7d in write () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fbea40ea64f in _IO_new_file_write (f=0x7fbea440d560 <_IO_2_1_stderr_>, data=0x7fbe61ff7c50, n=39) at fileops.c:1263
#2  0x00007fbea40e9c53 in new_do_write (fp=fp@entry=0x7fbea440d560 <_IO_2_1_stderr_>, data=data@entry=0x7fbe61ff7c50 "[warn] epoll_wait: Bad file descriptor\n", to_do=to_do@entry=39) at fileops.c:518
#3  0x00007fbea40eac56 in _IO_new_file_xsputn (f=0x7fbea440d560 <_IO_2_1_stderr_>, data=<optimized out>, n=39) at fileops.c:1342
#4  0x00007fbea40c275b in buffered_vfprintf (s=0x7fbea440d560 <_IO_2_1_stderr_>, format=<optimized out>, args=<optimized out>) at vfprintf.c:2341
#5  0x00007fbea40bfa75 in _IO_vfprintf_internal (s=s@entry=0x7fbea440d560 <_IO_2_1_stderr_>, format=0x7fbe9873492c "[%s] %s\n", ap=ap@entry=0x7fbe61ffa218) at vfprintf.c:1293
#6  0x00007fbea416ed28 in ___fprintf_chk (fp=0x7fbea440d560 <_IO_2_1_stderr_>, flag=1, format=<optimized out>) at fprintf_chk.c:35
#7  0x00007fbe9871d92e in ?? () from /usr/lib64/libevent-2.1.so.6
#8  0x00007fbe9871db3c in event_warn () from /usr/lib64/libevent-2.1.so.6
#9  0x00007fbe9871f2a0 in ?? () from /usr/lib64/libevent-2.1.so.6
#10 0x00007fbe987152d6 in event_base_loop () from /usr/lib64/libevent-2.1.so.6
#11 0x00007fbe9d15e8d2 in base::MessagePumpLibevent::Run (this=0x7fbe4c001940, delegate=0x1231440) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:266
#12 0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe61ffa9e0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#13 0x00007fbe9d182fd5 in base::MessageLoop::Run (this=this@entry=0x1231440) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#14 0x00007fbe9d1b0018 in base::Thread::Run (this=this@entry=0x1229c30, message_loop=message_loop@entry=0x1231440) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#15 0x00007fbe9c4c9ee8 in content::BrowserThreadImpl::CacheThreadRun (this=this@entry=0x1229c30, message_loop=message_loop@entry=0x1231440) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:209
#16 0x00007fbe9c4ca13b in content::BrowserThreadImpl::Run (this=0x1229c30, message_loop=0x1231440) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:248
#17 0x00007fbe9d1b0368 in base::Thread::ThreadMain (this=0x1229c30) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#18 0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#19 0x00007fbea1b80484 in start_thread (arg=0x7fbe61ffb700) at pthread_create.c:333
#20 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fbe617fa700 (LWP 7422)):
[KCrash Handler]
#6  __memcmp_sse4_1 () at ../sysdeps/x86_64/multiarch/memcmp-sse4.S:1138
#7  0x00007fbe9c2db3ac in std::char_traits<char>::compare (__n=<optimized out>, __s2=<optimized out>, __s1=<optimized out>) at /usr/lib/gcc/x86_64-pc-linux-gnu/5.4.0/include/g++-v5/bits/char_traits.h:262
#8  std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::compare (__str=..., this=0x7fbe40097638) at /usr/lib/gcc/x86_64-pc-linux-gnu/5.4.0/include/g++-v5/bits/basic_string.h:2318
#9  std::operator< <char, std::char_traits<char>, std::allocator<char> > (__rhs=..., __lhs=...) at /usr/lib/gcc/x86_64-pc-linux-gnu/5.4.0/include/g++-v5/bits/basic_string.h:4989
#10 std::less<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >::operator() (this=<optimized out>, __y=..., __x=...) at /usr/lib/gcc/x86_64-pc-linux-gnu/5.4.0/include/g++-v5/bits/stl_function.h:387
#11 std::_Rb_tree<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const, net::ChannelIDServiceJob*>, std::_Select1st<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const, net::ChannelIDServiceJob*> >, std::less<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::allocator<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const, net::ChannelIDServiceJob*> > >::_M_lower_bound (this=<optimized out>, __k=..., __y=0x7fbe40097628, __x=0x7fbe40097618) at /usr/lib/gcc/x86_64-pc-linux-gnu/5.4.0/include/g++-v5/bits/stl_tree.h:1628
#12 std::_Rb_tree<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const, net::ChannelIDServiceJob*>, std::_Select1st<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const, net::ChannelIDServiceJob*> >, std::less<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::allocator<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const, net::ChannelIDServiceJob*> > >::find (this=this@entry=0x7fbe40097620, __k="") at /usr/lib/gcc/x86_64-pc-linux-gnu/5.4.0/include/g++-v5/bits/stl_tree.h:2295
#13 0x00007fbe9c2db960 in std::map<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, net::ChannelIDServiceJob*, std::less<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > >, std::allocator<std::pair<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const, net::ChannelIDServiceJob*> > >::find (__x="", this=0x7fbe40097620) at /usr/lib/gcc/x86_64-pc-linux-gnu/5.4.0/include/g++-v5/bits/stl_map.h:846
#14 net::ChannelIDService::JoinToInFlightRequest(base::TimeTicks const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, scoped_ptr<crypto::ECPrivateKey, std::default_delete<crypto::ECPrivateKey> >*, bool, base::Callback<void (int)> const&, net::ChannelIDService::Request*) (this=this@entry=0x7fbe40097610, request_start=..., domain="mailfoogae.appspot.com", key=key@entry=0x7fbe40147620, create_if_missing=create_if_missing@entry=true, callback=..., out_req=0x7fbe40147630) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/net/ssl/channel_id_service.cc:486
#15 0x00007fbe9c2dc3c8 in net::ChannelIDService::GetOrCreateChannelID(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, scoped_ptr<crypto::ECPrivateKey, std::default_delete<crypto::ECPrivateKey> >*, base::Callback<void (int)> const&, net::ChannelIDService::Request*) (this=0x7fbe40097610, host="mailfoogae.appspot.com", key=key@entry=0x7fbe40147620, callback=..., out_req=out_req@entry=0x7fbe40147630) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/net/ssl/channel_id_service.cc:336
#16 0x00007fbe9c39e8a5 in net::SSLClientSocketOpenSSL::DoChannelIDLookup (this=this@entry=0x7fbe40147330) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/net/socket/ssl_client_socket_openssl.cc:1253
#17 0x00007fbe9c3a09a8 in net::SSLClientSocketOpenSSL::DoHandshakeLoop (this=this@entry=0x7fbe40147330, last_io_result=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/net/socket/ssl_client_socket_openssl.cc:1497
#18 0x00007fbe9c3a0a0e in net::SSLClientSocketOpenSSL::OnHandshakeIOComplete (this=0x7fbe40147330, result=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/net/socket/ssl_client_socket_openssl.cc:1442
#19 0x00007fbe9c350870 in base::Callback<void (int)>::Run(int const&) const (args#0=@0x7fbe617f961c: 3879, this=0x7fbe40143230) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/callback.h:394
#20 net::TCPClientSocket::DidCompleteReadWrite(base::Callback<void (int)> const&, int) (this=<optimized out>, callback=..., result=3879) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/net/socket/tcp_client_socket.cc:365
#21 0x00007fbe9c352ac1 in base::Callback<void (int)>::Run(int const&) const (args#0=@0x7fbe617f969c: 3879, this=0x7fbe40146d58) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/callback.h:394
#22 net::TCPSocketPosix::ReadCompleted(scoped_refptr<net::IOBuffer> const&, base::Callback<void (int)> const&, int) (this=<optimized out>, buf=..., callback=..., rv=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/net/socket/tcp_socket_posix.cc:588
#23 0x00007fbe9c3518a3 in base::internal::RunnableAdapter<void (net::TCPSocketPosix::*)(scoped_refptr<net::IOBuffer> const&, base::Callback<void (int)> const&, int)>::Run(net::TCPSocketPosix*, scoped_refptr<net::IOBuffer> const&, base::Callback<void (int)> const&, int const&) (args#2=<optimized out>, args#1=..., args#0=..., object=0x7fbe40146c70, this=<synthetic pointer>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/bind_internal.h:178
#24 base::internal::InvokeHelper<false, void, base::internal::RunnableAdapter<void (net::TCPSocketPosix::*)(scoped_refptr<net::IOBuffer> const&, base::Callback<void (int)> const&, int)>, base::internal::TypeList<net::TCPSocketPosix*, net::IOBuffer*, base::Callback<void (int)> const&, int const&> >::MakeItSo(base::internal::RunnableAdapter<void (net::TCPSocketPosix::*)(scoped_refptr<net::IOBuffer> const&, base::Callback<void (int)> const&, int)>, net::TCPSocketPosix*, net::IOBuffer*, base::Callback<void (int)> const&, int const&) (args#3=@0x7fbe617f96fc: 3879, args#2=..., args#1=<optimized out>, args#0=0x7fbe40146c70, runnable=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/bind_internal.h:297
#25 base::internal::Invoker<base::IndexSequence<0ul, 1ul, 2ul>, base::internal::BindState<base::internal::RunnableAdapter<void (net::TCPSocketPosix::*)(scoped_refptr<net::IOBuffer> const&, base::Callback<void (int)> const&, int)>, void (net::TCPSocketPosix*, scoped_refptr<net::IOBuffer> const&, base::Callback<void (int)> const&, int), base::internal::UnretainedWrapper<net::TCPSocketPosix>, scoped_refptr<net::IOBuffer>, base::Callback<void (int)> >, base::internal::TypeList<base::internal::UnwrapTraits<base::internal::UnretainedWrapper<net::TCPSocketPosix> >, base::internal::UnwrapTraits<scoped_refptr<net::IOBuffer> >, base::internal::UnwrapTraits<base::Callback<void (int)> > >, base::internal::InvokeHelper<false, void, base::internal::RunnableAdapter<void (net::TCPSocketPosix::*)(scoped_refptr<net::IOBuffer> const&, base::Callback<void (int)> const&, int)>, base::internal::TypeList<net::TCPSocketPosix*, net::IOBuffer*, base::Callback<void (int)> const&, int const&> >, void (int const&)>::Run(base::internal::BindStateBase*, int const&) (base=0x7fbe40146d20, unbound_args#0=@0x7fbe617f96fc: 3879) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/bind_internal.h:350
#26 0x00007fbe9c4477a0 in base::Callback<void (int)>::Run(int const&) const (args#0=@0x7fbe617f96fc: 3879, this=0x7fbe617f9700) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/callback.h:394
#27 net::SocketPosix::ReadCompleted (this=0x7fbe401419b0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/net/socket/socket_posix.cc:438
#28 0x00007fbe9d15f1de in base::MessagePumpLibevent::FileDescriptorWatcher::OnFileCanReadWithoutBlocking (this=this@entry=0x7fbe401419f8, fd=fd@entry=159, pump=pump@entry=0x7fbe400018b0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:96
#29 0x00007fbe9d15f346 in base::MessagePumpLibevent::OnLibeventNotification (fd=159, flags=<optimized out>, context=0x7fbe401419f8) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:364
#30 0x00007fbe9871463a in ?? () from /usr/lib64/libevent-2.1.so.6
#31 0x00007fbe987154ef in event_base_loop () from /usr/lib64/libevent-2.1.so.6
#32 0x00007fbe9d15e8d2 in base::MessagePumpLibevent::Run (this=0x7fbe400018b0, delegate=0x12446a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:266
#33 0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe617f99e0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#34 0x00007fbe9d182fd5 in base::MessageLoop::Run (this=this@entry=0x12446a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#35 0x00007fbe9d1b0018 in base::Thread::Run (this=this@entry=0x122de10, message_loop=message_loop@entry=0x12446a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#36 0x00007fbe9c4c9f98 in content::BrowserThreadImpl::IOThreadRun (this=this@entry=0x122de10, message_loop=message_loop@entry=0x12446a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:215
#37 0x00007fbe9c4ca0db in content::BrowserThreadImpl::Run (this=0x122de10, message_loop=0x12446a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:250
#38 0x00007fbe9d1b0368 in base::Thread::ThreadMain (this=0x122de10) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#39 0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#40 0x00007fbea1b80484 in start_thread (arg=0x7fbe617fa700) at pthread_create.c:333
#41 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fbe60ff9700 (LWP 7423)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9d1a4927 in base::WaitableEvent::TimedWait (this=this@entry=0x7fbe440018c0, max_time=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:216
#2  0x00007fbe9d1a49f5 in base::WaitableEvent::Wait (this=this@entry=0x7fbe440018c0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:156
#3  0x00007fbe9d186c3d in base::MessagePumpDefault::Run (this=0x7fbe440018b0, delegate=0x1212fc0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:53
#4  0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe60ff8d70) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x00007fbe9d182fd5 in base::MessageLoop::Run (this=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00007fbe9d1b02ea in base::Thread::Run (message_loop=<optimized out>, this=0x1235a20) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  base::Thread::ThreadMain (this=0x1235a20) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#8  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#9  0x00007fbea1b80484 in start_thread (arg=0x7fbe60ff9700) at pthread_create.c:333
#10 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fbe3ffff700 (LWP 7424)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9c8936bd in cc::SingleThreadTaskGraphRunner::Run (this=0x12448a0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/cc/raster/single_thread_task_graph_runner.cc:123
#2  0x00007fbe9d1afc0e in base::DelegateSimpleThread::Run (this=0x12298c0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/simple_thread.cc:87
#3  0x00007fbe9d1afd30 in base::SimpleThread::ThreadMain (this=0x12298c0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/simple_thread.cc:66
#4  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#5  0x00007fbea1b80484 in start_thread (arg=0x7fbe3ffff700) at pthread_create.c:333
#6  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fbe3f7fe700 (LWP 7425)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9cd7e6d0 in mojo::system::Waiter::Wait (this=this@entry=0x7fbe3f7fd980, deadline=deadline@entry=18446744073709551615, context=context@entry=0x7fbe3f7fd950) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/mojo/src/mojo/edk/system/waiter.cc:62
#2  0x00007fbe9cd67c69 in mojo::system::Core::WaitManyInternal (this=<optimized out>, handles=handles@entry=0x7fbe3f7fda5c, signals=signals@entry=0x7fbe3f7fda58, num_handles=num_handles@entry=1, deadline=deadline@entry=18446744073709551615, result_index=result_index@entry=0x7fbe3f7fda6c, signals_states=0x0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/mojo/src/mojo/edk/system/core.cc:669
#3  0x00007fbe9cd67cdb in mojo::system::Core::Wait (this=<optimized out>, handle=handle@entry=4, signals=signals@entry=1, deadline=deadline@entry=18446744073709551615, signals_state=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/mojo/src/mojo/edk/system/core.cc:148
#4  0x00007fbe9cd6399a in MojoWait (handle=4, signals=signals@entry=1, deadline=18446744073709551615, signals_state=signals_state@entry=0x0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/mojo/src/mojo/edk/embedder/entrypoints.cc:53
#5  0x00007fbe9de9f14e in mojo::Wait (signals_state=0x0, deadline=<optimized out>, signals=1, handle=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/mojo/public/cpp/system/handle.h:179
#6  mojo::common::MessagePumpMojo::WaitForReadyHandles (this=this@entry=0x7fbe30001940, run_state=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/mojo/message_pump/message_pump_mojo.cc:244
#7  0x00007fbe9dea14f4 in mojo::common::MessagePumpMojo::DoInternalWork (this=0x7fbe30001940, run_state=..., block=true) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/mojo/message_pump/message_pump_mojo.cc:209
#8  0x00007fbe9dea1545 in mojo::common::MessagePumpMojo::DoRunLoop (this=this@entry=0x7fbe30001940, run_state=run_state@entry=0x7fbe3f7fdcf0, delegate=delegate@entry=0x7fbe40006b20) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/mojo/message_pump/message_pump_mojo.cc:176
#9  0x00007fbe9dea1619 in mojo::common::MessagePumpMojo::Run (this=0x7fbe30001940, delegate=0x7fbe40006b20) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/mojo/message_pump/message_pump_mojo.cc:146
#10 0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe3f7fdd70) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#11 0x00007fbe9d182fd5 in base::MessageLoop::Run (this=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#12 0x00007fbe9d1b02ea in base::Thread::Run (message_loop=<optimized out>, this=0x7fbe400068b0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#13 base::Thread::ThreadMain (this=0x7fbe400068b0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#14 0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#15 0x00007fbea1b80484 in start_thread (arg=0x7fbe3f7fe700) at pthread_create.c:333
#16 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fbe3e7fc700 (LWP 7426)):
#0  pthread_cond_timedwait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007fbe9d1a4132 in base::ConditionVariable::TimedWait (this=this@entry=0x7fbe3e7fbc60, max_time=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:117
#2  0x00007fbe9d1a49bb in base::WaitableEvent::TimedWait (this=this@entry=0x7fbe340018c0, max_time=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:214
#3  0x00007fbe9d186c78 in base::MessagePumpDefault::Run (this=0x7fbe340018b0, delegate=0x1218f90) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:57
#4  0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe3e7fbd70) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x00007fbe9d182fd5 in base::MessageLoop::Run (this=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00007fbe9d1b02ea in base::Thread::Run (message_loop=<optimized out>, this=0x12432b0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  base::Thread::ThreadMain (this=0x12432b0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#8  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#9  0x00007fbea1b80484 in start_thread (arg=0x7fbe3e7fc700) at pthread_create.c:333
#10 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fbe3effd700 (LWP 7427)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9d1a4927 in base::WaitableEvent::TimedWait (this=this@entry=0x7fbe28001950, max_time=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:216
#2  0x00007fbe9d1a49f5 in base::WaitableEvent::Wait (this=this@entry=0x7fbe28001950) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:156
#3  0x00007fbe9d186c3d in base::MessagePumpDefault::Run (this=0x7fbe28001940, delegate=0x7fbe40009fc0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:53
#4  0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe3effcd70) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x00007fbe9d182fd5 in base::MessageLoop::Run (this=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00007fbe9d1b02ea in base::Thread::Run (message_loop=<optimized out>, this=0x7fbe400077d0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  base::Thread::ThreadMain (this=0x7fbe400077d0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#8  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#9  0x00007fbea1b80484 in start_thread (arg=0x7fbe3effd700) at pthread_create.c:333
#10 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fbe3dffb700 (LWP 7428)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fbea416eccc in ___fprintf_chk (fp=0x7fbea440e790 <_IO_stdfile_2_lock>, flag=1, format=0x7fbe9873492c "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007fbe9871d92e in ?? () from /usr/lib64/libevent-2.1.so.6
#3  0x00007fbe9871db3c in event_warn () from /usr/lib64/libevent-2.1.so.6
#4  0x00007fbe9871f2a0 in ?? () from /usr/lib64/libevent-2.1.so.6
#5  0x00007fbe987152d6 in event_base_loop () from /usr/lib64/libevent-2.1.so.6
#6  0x00007fbe9d15e819 in base::MessagePumpLibevent::Run (this=0x7fbe2c001940, delegate=0x7fbe28001c70) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:256
#7  0x00007fbe9d198848 in base::RunLoop::Run (this=this@entry=0x7fbe3dffad70) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#8  0x00007fbe9d182fd5 in base::MessageLoop::Run (this=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#9  0x00007fbe9d1b02ea in base::Thread::Run (message_loop=<optimized out>, this=0x7fbe28001a18) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#10 base::Thread::ThreadMain (this=0x7fbe28001a18) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#11 0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#12 0x00007fbea1b80484 in start_thread (arg=0x7fbe3dffb700) at pthread_create.c:333
#13 0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fbe3d7fa700 (LWP 7429)):
#0  0x00007fbea4153e1d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fbe96909f91 in pa_read () from /usr/lib64/pulseaudio/libpulsecommon-10.0.so
#2  0x00007fbe98b0825e in pa_mainloop_prepare () from /usr/lib64/libpulse.so.0
#3  0x00007fbe98b08cd0 in pa_mainloop_iterate () from /usr/lib64/libpulse.so.0
#4  0x00007fbe98b08d90 in pa_mainloop_run () from /usr/lib64/libpulse.so.0
#5  0x00007fbe98b16fd9 in ?? () from /usr/lib64/libpulse.so.0
#6  0x00007fbe96939a28 in ?? () from /usr/lib64/pulseaudio/libpulsecommon-10.0.so
#7  0x00007fbea1b80484 in start_thread (arg=0x7fbe3d7fa700) at pthread_create.c:333
#8  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fbe3cff9700 (LWP 7430)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9d1af527 in base::SequencedWorkerPool::Inner::ThreadLoop (this=0x11d7bc0, this_worker=this_worker@entry=0x123b640) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/sequenced_worker_pool.cc:903
#2  0x00007fbe9d1afb79 in base::SequencedWorkerPool::Worker::Run (this=0x123b640) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/sequenced_worker_pool.cc:535
#3  0x00007fbe9d1afd30 in base::SimpleThread::ThreadMain (this=0x123b640) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/simple_thread.cc:66
#4  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#5  0x00007fbea1b80484 in start_thread (arg=0x7fbe3cff9700) at pthread_create.c:333
#6  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fbe0a72c700 (LWP 7448)):
#0  0x00007fbea0ff7b04 in g_mutex_unlock () from /usr/lib64/libglib-2.0.so.0
#1  0x00007fbea0fb0b4e in g_main_context_acquire () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fbea0fb1a55 in ?? () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fbea0fb1cac in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#4  0x00007fbea48ad97b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fbea485f4ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#6  0x00007fbea46c4014 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#7  0x00007fbea46c827c in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007fbea1b80484 in start_thread (arg=0x7fbe0a72c700) at pthread_create.c:333
#9  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fbe09d72700 (LWP 7461)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9a93a184 in ?? () from /usr/lib64/libQt5Script.so.5
#2  0x00007fbe9a93a1c9 in ?? () from /usr/lib64/libQt5Script.so.5
#3  0x00007fbea1b80484 in start_thread (arg=0x7fbe09d72700) at pthread_create.c:333
#4  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fbd7ffa7700 (LWP 7465)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9d1af527 in base::SequencedWorkerPool::Inner::ThreadLoop (this=0x11d7bc0, this_worker=this_worker@entry=0x7fbe10002af0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/sequenced_worker_pool.cc:903
#2  0x00007fbe9d1afb79 in base::SequencedWorkerPool::Worker::Run (this=0x7fbe10002af0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/sequenced_worker_pool.cc:535
#3  0x00007fbe9d1afd30 in base::SimpleThread::ThreadMain (this=0x7fbe10002af0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/simple_thread.cc:66
#4  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#5  0x00007fbea1b80484 in start_thread (arg=0x7fbd7ffa7700) at pthread_create.c:333
#6  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fbd7f7a6700 (LWP 7466)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbe9d1af527 in base::SequencedWorkerPool::Inner::ThreadLoop (this=0x11d7bc0, this_worker=this_worker@entry=0x7fbd780019c0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/sequenced_worker_pool.cc:903
#2  0x00007fbe9d1afb79 in base::SequencedWorkerPool::Worker::Run (this=0x7fbd780019c0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/sequenced_worker_pool.cc:535
#3  0x00007fbe9d1afd30 in base::SimpleThread::ThreadMain (this=0x7fbd780019c0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/simple_thread.cc:66
#4  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#5  0x00007fbea1b80484 in start_thread (arg=0x7fbd7f7a6700) at pthread_create.c:333
#6  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fbd777fe700 (LWP 7575)):
#0  pthread_cond_timedwait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007fbe9d1a4132 in base::ConditionVariable::TimedWait (this=this@entry=0x7fbe70007928, max_time=...) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:117
#2  0x00007fbe9d1b2dc0 in base::PosixDynamicThreadPool::WaitForTask (this=0x7fbe700078d0) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/worker_pool_posix.cc:180
#3  0x00007fbe9d1b32f3 in base::(anonymous namespace)::WorkerThread::ThreadMain (this=0x7fbe4009dd50) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/worker_pool_posix.cc:86
#4  0x00007fbe9d1ac937 in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /usr/src/debug/dev-qt/qtwebengine-5.7.1-r1/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#5  0x00007fbea1b80484 in start_thread (arg=0x7fbd777fe700) at pthread_create.c:333
#6  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fbd828bb700 (LWP 7631)):
#0  pthread_cond_timedwait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007fbea46c88c8 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQt5Core.so.5
#2  0x00007fbea46c53c2 in ?? () from /usr/lib64/libQt5Core.so.5
#3  0x00007fbea46c827c in ?? () from /usr/lib64/libQt5Core.so.5
#4  0x00007fbea1b80484 in start_thread (arg=0x7fbd828bb700) at pthread_create.c:333
#5  0x00007fbea4160f0d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fbe95f98840 (LWP 7397)):
#0  0x00007fbea4157e4d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fbea0fb1b9c in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fbea0fb1cac in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fbea48ad97b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fbea485f4ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fbea4866efc in QCoreApplication::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x000000000040383e in ?? ()
#7  0x00007fbea4099720 in __libc_start_main (main=0x4028c0, argc=3, argv=0x7ffca3d435f8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffca3d435e8) at ../csu/libc-start.c:289
#8  0x0000000000403a19 in _start ()

Reported using DrKonqi