Bug 346479 - Plasma crash after turning off laptop monitor
Summary: Plasma crash after turning off laptop monitor
Status: RESOLVED DUPLICATE of bug 345544
Alias: None
Product: plasmashell
Classification: Plasma
Component: general (show other bugs)
Version: 5.2.2
Platform: Ubuntu Linux
: NOR crash
Target Milestone: 1.0
Assignee: David Edmundson
URL:
Keywords: drkonqi
Depends on:
Blocks:
 
Reported: 2015-04-22 18:42 UTC by Dima Ryazanov
Modified: 2015-04-22 19:23 UTC (History)
2 users (show)

See Also:
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Version Fixed In:
Sentry Crash Report:

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Description Dima Ryazanov 2015-04-22 18:42:10 UTC 
Application: plasmashell (5.2.2)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-031900rc6-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
This is clearly a duplicate of 345544 - but the "Suggest this bug is related" button doesn't do anything, so filing a new bug :(

-- Backtrace:
Application: Plasma (plasmashell), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f0d2449c7c0 (LWP 1651))]

Thread 37 (Thread 0x7f0d10078700 (LWP 1654)):
#0  0x00007f0d1f2638dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0d217d0b72 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f0d217d264f in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f0d123bf099 in QXcbEventReader::run() (this=0xdf3860) at qxcbconnection.cpp:1105
#4  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0xdf3860) at thread/qthread_unix.cpp:337
#5  0x00007f0d1eaea6aa in start_thread (arg=0x7f0d10078700) at pthread_create.c:333
#6  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 36 (Thread 0x7f0d031cd700 (LWP 1667)):
#0  0x00007fff439c892c in  ()
#1  0x00007fff439c8c39 in clock_gettime ()
#2  0x00007f0d1f27d38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#3  0x00007f0d1f99acb6 in qt_gettime() (ts=0x7f0d031ccb40, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105
#4  0x00007f0d1f99acb6 in qt_gettime() (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:161
#5  0x00007f0d1f99acb6 in qt_gettime() () at tools/qelapsedtimer_unix.cpp:170
#6  0x00007f0d1fb79639 in QTimerInfoList::updateCurrentTime() (this=this@entry=0x7f0cf40030d0) at kernel/qtimerinfo_unix.cpp:84
#7  0x00007f0d1fb79ba5 in QTimerInfoList::timerWait(timespec&) (this=0x7f0cf40030d0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#8  0x00007f0d1fb7b03e in timerSourcePrepare(GSource*, gint*) (timeout=0x7f0d031ccc14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#9  0x00007f0d1fb7b03e in timerSourcePrepare(GSource*, gint*) (source=<optimized out>, timeout=timeout@entry=0x7f0d031ccc14) at kernel/qeventdispatcher_glib.cpp:160
#10 0x00007f0d1b96f3fd in g_main_context_prepare (context=context@entry=0x7f0cf4000990, priority=priority@entry=0x7f0d031ccca0) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3410
#11 0x00007f0d1b96fde8 in g_main_context_iterate (context=context@entry=0x7f0cf4000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3788
#12 0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0cf4000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#13 0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0cf40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#14 0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0d031ccde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#15 0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#16 0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#17 0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x1019c50) at thread/qthread_unix.cpp:337
#18 0x00007f0d1eaea6aa in start_thread (arg=0x7f0d031cd700) at pthread_create.c:333
#19 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 35 (Thread 0x7f0cf31fb700 (LWP 1686)):
#0  0x00007f0d1b9b47a4 in g_mutex_unlock (mutex=0x7f0cec000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1354
#1  0x00007f0d1b96f8b9 in g_main_context_check (context=context@entry=0x7f0cec000990, max_priority=2147483647, fds=fds@entry=0x7f0cec002c70, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3647
#2  0x00007f0d1b96fe60 in g_main_context_iterate (context=context@entry=0x7f0cec000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3805
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0cec000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0cec0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0cf31fade0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x1302540) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0cf31fb700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 34 (Thread 0x7f0cf1389700 (LWP 1712)):
#0  0x00007f0d1b96fe26 in g_main_context_iterate (context=context@entry=0x7f0ce4000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3790
#1  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0ce4000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#2  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0ce40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#3  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0cf1388de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x14fbfc0) at thread/qthread_unix.cpp:337
#7  0x00007f0d1eaea6aa in start_thread (arg=0x7f0cf1389700) at pthread_create.c:333
#8  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 33 (Thread 0x7f0cebfff700 (LWP 1714)):
#0  0x00007f0d1b9b4789 in g_mutex_lock (mutex=mutex@entry=0x7f0ce0000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1342
#1  0x00007f0d1b96f409 in g_main_context_prepare (context=context@entry=0x7f0ce0000990, priority=priority@entry=0x7f0cebffeca0) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3412
#2  0x00007f0d1b96fde8 in g_main_context_iterate (context=context@entry=0x7f0ce0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3788
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0ce0000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0ce00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0cebffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x140a0d0) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0cebfff700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 32 (Thread 0x7f0ceaffe700 (LWP 1716)):
#0  0x00007f0d1f25f49d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0d1b9b32f0 in g_wakeup_acknowledge (__nbytes=16, __buf=0x7f0ceaffdbd0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007f0d1b9b32f0 in g_wakeup_acknowledge (wakeup=0x7f0ce0002790) at /build/buildd/glib2.0-2.44.0/./glib/gwakeup.c:210
#3  0x00007f0d1b96f96c in g_main_context_check (context=context@entry=0x7f0cd8000990, max_priority=2147483647, fds=fds@entry=0x7f0cd8002c70, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3600
#4  0x00007f0d1b96fe60 in g_main_context_iterate (context=context@entry=0x7f0cd8000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3805
#5  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0cd8000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#6  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0cd80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#7  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0ceaffdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#9  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x165d5b0) at thread/qthread_unix.cpp:337
#11 0x00007f0d1eaea6aa in start_thread (arg=0x7f0ceaffe700) at pthread_create.c:333
#12 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 31 (Thread 0x7f0ce9ffd700 (LWP 1717)):
#0  0x00007f0d1f2638dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0d1b96febc in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f0cdc003270, timeout=-1, context=0x7f0cdc000990) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:4103
#2  0x00007f0d1b96febc in g_main_context_iterate (context=context@entry=0x7f0cdc000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3803
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0cdc000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0cdc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0ce9ffcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x1753b50) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0ce9ffd700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 30 (Thread 0x7f0ce8ffc700 (LWP 1718)):
#0  0x00007f0d1b96ceb6 in g_source_iter_next (iter=iter@entry=0x7f0ce8ffbc20, source=source@entry=0x7f0ce8ffbc18) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:894
#1  0x00007f0d1b96f39b in g_main_context_prepare (context=context@entry=0x7f0cd0000990, priority=priority@entry=0x7f0ce8ffbca0) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3388
#2  0x00007f0d1b96fde8 in g_main_context_iterate (context=context@entry=0x7f0cd0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3788
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0cd0000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0cd00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0ce8ffbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x184dc40) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0ce8ffc700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 29 (Thread 0x7f0cd77ff700 (LWP 1719)):
#0  0x00007f0d1f27cc3f in __libc_enable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:65
#1  0x00007f0d1f25f492 in read () at ../sysdeps/unix/syscall-template.S:81
#2  0x00007f0d1b9b32f0 in g_wakeup_acknowledge (__nbytes=16, __buf=0x7f0cd77febd0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#3  0x00007f0d1b9b32f0 in g_wakeup_acknowledge (wakeup=0x7f0cd0002760) at /build/buildd/glib2.0-2.44.0/./glib/gwakeup.c:210
#4  0x00007f0d1b96f96c in g_main_context_check (context=context@entry=0x7f0ccc000990, max_priority=2147483647, fds=fds@entry=0x7f0ccc002c70, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3600
#5  0x00007f0d1b96fe60 in g_main_context_iterate (context=context@entry=0x7f0ccc000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3805
#6  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0ccc000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#7  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0ccc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#8  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0cd77fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#9  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#10 0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x194a7b0) at thread/qthread_unix.cpp:337
#12 0x00007f0d1eaea6aa in start_thread (arg=0x7f0cd77ff700) at pthread_create.c:333
#13 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 28 (Thread 0x7f0cd65de700 (LWP 1720)):
#0  0x00007f0d1f25f4c5 in read () at ../sysdeps/unix/syscall-template.S:83
#1  0x00007f0d1b9b32f0 in g_wakeup_acknowledge (__nbytes=16, __buf=0x7f0cd65ddbd0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007f0d1b9b32f0 in g_wakeup_acknowledge (wakeup=0x7f0ccc002150) at /build/buildd/glib2.0-2.44.0/./glib/gwakeup.c:210
#3  0x00007f0d1b96f96c in g_main_context_check (context=context@entry=0x7f0cc4000990, max_priority=2147483647, fds=fds@entry=0x7f0cc4003270, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3600
#4  0x00007f0d1b96fe60 in g_main_context_iterate (context=context@entry=0x7f0cc4000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3805
#5  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0cc4000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#6  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0cc40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#7  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0cd65ddde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#9  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x1a42fc0) at thread/qthread_unix.cpp:337
#11 0x00007f0d1eaea6aa in start_thread (arg=0x7f0cd65de700) at pthread_create.c:333
#12 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 27 (Thread 0x7f0cd53d5700 (LWP 1721)):
#0  0x00007f0d1b9b47a4 in g_mutex_unlock (mutex=0x7f0cc8000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1354
#1  0x00007f0d1b96f852 in g_main_context_check (context=context@entry=0x7f0cc8000990, max_priority=2147483647, fds=fds@entry=0x7f0cc8003270, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3716
#2  0x00007f0d1b96fe60 in g_main_context_iterate (context=context@entry=0x7f0cc8000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3805
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0cc8000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0cc80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0cd53d4de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x1b08920) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0cd53d5700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 26 (Thread 0x7f0cc3fff700 (LWP 1722)):
#0  0x00007f0d1eaefda0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0d235ee644 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f0d235ee689 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f0d1eaea6aa in start_thread (arg=0x7f0cc3fff700) at pthread_create.c:333
#4  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7f0c437fe700 (LWP 1723)):
#0  0x00007f0d1b9b4789 in g_mutex_lock (mutex=0x7f0c3c000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1342
#1  0x00007f0d1b96fdbd in g_main_context_iterate (context=context@entry=0x7f0c3c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3775
#2  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0c3c000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#3  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c3c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c437fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x1c0abe0) at thread/qthread_unix.cpp:337
#8  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c437fe700) at pthread_create.c:333
#9  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7f0c42090700 (LWP 1731)):
#0  0x00007f0d1b96fdd1 in g_main_context_iterate (context=context@entry=0x7f0c34000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3783
#1  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0c34000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#2  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c340008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#3  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c4208fde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x1e679e0) at thread/qthread_unix.cpp:337
#7  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c42090700) at pthread_create.c:333
#8  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7f0c3bfff700 (LWP 1732)):
#0  0x00007f0d1f2638e1 in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0d1b96febc in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f0c30003230, timeout=-1, context=0x7f0c30000990) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:4103
#2  0x00007f0d1b96febc in g_main_context_iterate (context=context@entry=0x7f0c30000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3803
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0c30000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c300008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c3bffed90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d24157b56 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x1f05cb0) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c3bfff700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7f0c3affe700 (LWP 1734)):
#0  0x00007f0d1b9b4789 in g_mutex_lock (mutex=mutex@entry=0x7f0c28000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1342
#1  0x00007f0d1b96fe7e in g_main_context_iterate (context=context@entry=0x7f0c28000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3812
#2  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0c28000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#3  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c3affdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x1b1e930) at thread/qthread_unix.cpp:337
#8  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c3affe700) at pthread_create.c:333
#9  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7f0c2f563700 (LWP 1742)):
#0  0x00007f0d1b96f411 in g_main_context_prepare (context=context@entry=0x7f0c24000990, priority=priority@entry=0x7f0c2f562ca0) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3421
#1  0x00007f0d1b96fde8 in g_main_context_iterate (context=context@entry=0x7f0c24000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3788
#2  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0c24000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#3  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c240008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c2f562de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x3ab22c0) at thread/qthread_unix.cpp:337
#8  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c2f563700) at pthread_create.c:333
#9  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7f0c2e522700 (LWP 1743)):
#0  0x00007f0d1b9b4789 in g_mutex_lock (mutex=mutex@entry=0x7f0c1c000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1342
#1  0x00007f0d1b96ffb8 in g_main_context_iteration (context=0x7f0c1c000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3868
#2  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c1c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#3  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c2e521de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x3b73f90) at thread/qthread_unix.cpp:337
#7  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c2e522700) at pthread_create.c:333
#8  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7f0c2d41f700 (LWP 1744)):
#0  0x00007f0d1f2638dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0d1b96febc in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f0c20003270, timeout=-1, context=0x7f0c20000990) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:4103
#2  0x00007f0d1b96febc in g_main_context_iterate (context=context@entry=0x7f0c20000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3803
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0c20000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c2d41ede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x3c8a590) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c2d41f700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7f0c1bfff700 (LWP 1745)):
#0  0x00007f0d1b9b4789 in g_mutex_lock (mutex=mutex@entry=0x7f0c14000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1342
#1  0x00007f0d1b96f409 in g_main_context_prepare (context=context@entry=0x7f0c14000990, priority=priority@entry=0x7f0c1bffeca0) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3412
#2  0x00007f0d1b96fde8 in g_main_context_iterate (context=context@entry=0x7f0c14000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3788
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0c14000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c140008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c1bffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x3d52870) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c1bfff700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7f0c1affe700 (LWP 1746)):
#0  0x00007f0d1b9b47a4 in g_mutex_unlock (mutex=0x7f0c0c000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1354
#1  0x00007f0d1b96f8b9 in g_main_context_check (context=context@entry=0x7f0c0c000990, max_priority=2147483647, fds=fds@entry=0x7f0c0c003070, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3647
#2  0x00007f0d1b96fe60 in g_main_context_iterate (context=context@entry=0x7f0c0c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3805
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0c0c000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c0c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c1affdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x3e57800) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c1affe700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7f0c19ffd700 (LWP 1747)):
#0  0x00007f0d1b96cfdb in g_source_iter_clear (iter=iter@entry=0x7f0c19ffcc20) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:944
#1  0x00007f0d1b96f488 in g_main_context_prepare (context=context@entry=0x7f0c10000990, priority=priority@entry=0x7f0c19ffcca0) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3473
#2  0x00007f0d1b96fde8 in g_main_context_iterate (context=context@entry=0x7f0c10000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3788
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0c10000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c19ffcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x3f38400) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c19ffd700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7f0c18ffc700 (LWP 1748)):
#0  0x00007f0d1f2638dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0d1b96febc in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f0c04003070, timeout=-1, context=0x7f0c04000990) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:4103
#2  0x00007f0d1b96febc in g_main_context_iterate (context=context@entry=0x7f0c04000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3803
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0c04000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c040008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c18ffbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x4028b50) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c18ffc700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7f0c0b7ff700 (LWP 1749)):
#0  0x00007f0d1f2638dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0d1b96febc in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f0c00002c70, timeout=-1, context=0x7f0c00000990) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:4103
#2  0x00007f0d1b96febc in g_main_context_iterate (context=context@entry=0x7f0c00000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3803
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0c00000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0c000008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c0b7fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x4114700) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c0b7ff700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7f0c0a7fe700 (LWP 1750)):
#0  0x00007f0d1b9b4789 in g_mutex_lock (mutex=mutex@entry=0x7f0bf8000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1342
#1  0x00007f0d1b96ef38 in g_main_context_release (context=0x7f0bf8000990) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3216
#2  0x00007f0d1b96fe76 in g_main_context_iterate (context=context@entry=0x7f0bf8000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3810
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0bf8000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0bf80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c0a7fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x4229be0) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c0a7fe700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f0c097fd700 (LWP 1751)):
#0  0x00007f0d1b96fa11 in g_main_context_dispatch (context=context@entry=0x7f0bfc000990) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3733
#1  0x00007f0d1b96ff20 in g_main_context_iterate (context=context@entry=0x7f0bfc000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3808
#2  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0bfc000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#3  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0bfc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0c097fcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x42fa910) at thread/qthread_unix.cpp:337
#8  0x00007f0d1eaea6aa in start_thread (arg=0x7f0c097fd700) at pthread_create.c:333
#9  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f0bf7fff700 (LWP 1752)):
#0  0x00007f0d1b9b4789 in g_mutex_lock (mutex=mutex@entry=0x7f0bf0000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1342
#1  0x00007f0d1b96f8cc in g_main_context_check (context=context@entry=0x7f0bf0000990, max_priority=2147483647, fds=fds@entry=0x7f0bf0002a70, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3651
#2  0x00007f0d1b96fe60 in g_main_context_iterate (context=context@entry=0x7f0bf0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3805
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0bf0000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0bf00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0bf7ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x43e8b30) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0bf7fff700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f0bf6ffe700 (LWP 1753)):
#0  0x00007f0d1b9b4789 in g_mutex_lock (mutex=mutex@entry=0x7f0be8000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1342
#1  0x00007f0d1b96f8cc in g_main_context_check (context=context@entry=0x7f0be8000990, max_priority=2147483647, fds=fds@entry=0x7f0be80027d0, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3651
#2  0x00007f0d1b96fe60 in g_main_context_iterate (context=context@entry=0x7f0be8000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3805
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0be8000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0be80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0bf6ffdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x44d6a60) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0bf6ffe700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f0bf5ffd700 (LWP 1754)):
#0  0x00007f0d1b9b47a4 in g_mutex_unlock (mutex=0x7f0bec000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1354
#1  0x00007f0d1b96f8b9 in g_main_context_check (context=context@entry=0x7f0bec000990, max_priority=2147483647, fds=fds@entry=0x7f0bec003270, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3647
#2  0x00007f0d1b96fe60 in g_main_context_iterate (context=context@entry=0x7f0bec000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3805
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0bec000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0bec0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0bf5ffcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x45c6a80) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0bf5ffd700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f0bf4ffc700 (LWP 1755)):
#0  0x00007f0d1b9b4789 in g_mutex_lock (mutex=mutex@entry=0x7f0be0000990) at /build/buildd/glib2.0-2.44.0/./glib/gthread-posix.c:1342
#1  0x00007f0d1b96ffb8 in g_main_context_iteration (context=0x7f0be0000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3868
#2  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0be00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#3  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0bf4ffbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x46b9fa0) at thread/qthread_unix.cpp:337
#7  0x00007f0d1eaea6aa in start_thread (arg=0x7f0bf4ffc700) at pthread_create.c:333
#8  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f0be4d13700 (LWP 1897)):
#0  0x00007f0d1f2638dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0d1b96febc in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f0bdc004cc0, timeout=187340, context=0x7f0bdc000990) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:4103
#2  0x00007f0d1b96febc in g_main_context_iterate (context=context@entry=0x7f0bdc000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3803
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0bdc000990, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0bdc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0be4d12dc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0be5d3fcf7 in KCupsConnection::run() () at /usr/lib/x86_64-linux-gnu/libkcupslib.so
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x4c07e80) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0be4d13700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f0bdbdf9700 (LWP 1901)):
#0  0x00007f0d1b96ffa0 in g_main_context_iteration (context=0x4e71420, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3862
#1  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x4826080, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#2  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0bdbdf8de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#3  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#4  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#5  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x48f75c0) at thread/qthread_unix.cpp:337
#6  0x00007f0d1eaea6aa in start_thread (arg=0x7f0bdbdf9700) at pthread_create.c:333
#7  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f0bdadf8700 (LWP 1902)):
#0  0x00007f0d1b96f901 in g_main_context_check (context=context@entry=0x7f0bdc0122f0, max_priority=2147483647, fds=fds@entry=0x7f0bdc0064f0, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3693
#1  0x00007f0d1b96fe60 in g_main_context_iterate (context=context@entry=0x7f0bdc0122f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3805
#2  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0bdc0122f0, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#3  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0bdc011a90, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0bdadf7de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x4f31f60) at thread/qthread_unix.cpp:337
#8  0x00007f0d1eaea6aa in start_thread (arg=0x7f0bdadf8700) at pthread_create.c:333
#9  0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f0bd647a700 (LWP 3172)):
#0  0x00007fff439c8b03 in clock_gettime ()
#1  0x00007f0d1f27d38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f0d1f99acb6 in qt_gettime() (ts=0x7f0bd6479b40, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105
#3  0x00007f0d1f99acb6 in qt_gettime() (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:161
#4  0x00007f0d1f99acb6 in qt_gettime() () at tools/qelapsedtimer_unix.cpp:170
#5  0x00007f0d1fb79639 in QTimerInfoList::updateCurrentTime() (this=this@entry=0x7f0be0120250) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f0d1fb79ba5 in QTimerInfoList::timerWait(timespec&) (this=0x7f0be0120250, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f0d1fb7b03e in timerSourcePrepare(GSource*, gint*) (timeout=0x7f0bd6479c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  0x00007f0d1fb7b03e in timerSourcePrepare(GSource*, gint*) (source=<optimized out>, timeout=timeout@entry=0x7f0bd6479c14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f0d1b96f3fd in g_main_context_prepare (context=context@entry=0x7f0be002f790, priority=priority@entry=0x7f0bd6479ca0) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3410
#10 0x00007f0d1b96fde8 in g_main_context_iterate (context=context@entry=0x7f0be002f790, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3788
#11 0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0be002f790, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#12 0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0be0008120, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0bd6479de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x50778c0) at thread/qthread_unix.cpp:337
#17 0x00007f0d1eaea6aa in start_thread (arg=0x7f0bd647a700) at pthread_create.c:333
#18 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f0bd10dd700 (LWP 12235)):
#0  0x00007f0d1f2638dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0d1b96febc in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f0be8062700, timeout=-1, context=0x7f0be814cc60) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:4103
#2  0x00007f0d1b96febc in g_main_context_iterate (context=context@entry=0x7f0be814cc60, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3803
#3  0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0be814cc60, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#4  0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0be80085d0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0bd10dcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f0d2166df65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x6ab5aa0) at thread/qthread_unix.cpp:337
#9  0x00007f0d1eaea6aa in start_thread (arg=0x7f0bd10dd700) at pthread_create.c:333
#10 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f0bcffdc700 (LWP 12236)):
#0  0x00007f0d1f8dc9ca in QMutex::lock() (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, _q_value=@0x70ce0e8: 0x1) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86.h:259
#1  0x00007f0d1f8dc9ca in QMutex::lock() (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, _q_value=@0x70ce0e8: 0x1) at ../../include/QtCore/../../src/corelib/thread/qgenericatomic.h:166
#2  0x00007f0d1f8dc9ca in QMutex::lock() (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, this=0x70ce0e8, this@entry=0x29) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:270
#3  0x00007f0d1f8dc9ca in QMutex::lock() (current=<synthetic pointer>, this=0x70ce0e8, this@entry=0x29) at thread/qmutex.h:82
#4  0x00007f0d1f8dc9ca in QMutex::lock() (this=this@entry=0x70ce0e8) at thread/qmutex.cpp:212
#5  0x00007f0d1fb7b5a9 in postEventSourceCheck(GSource*) (m=0x70ce0e8, this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:128
#6  0x00007f0d1fb7b5a9 in postEventSourceCheck(GSource*) (this=0x70ce0c0) at ../../include/QtCore/5.4.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:243
#7  0x00007f0d1fb7b5a9 in postEventSourceCheck(GSource*) (timeout=<synthetic pointer>, s=0x7f0bf0004700) at kernel/qeventdispatcher_glib.cpp:254
#8  0x00007f0d1fb7b5a9 in postEventSourceCheck(GSource*) (source=0x7f0bf0004700) at kernel/qeventdispatcher_glib.cpp:264
#9  0x00007f0d1b96f8c1 in g_main_context_check (context=context@entry=0x7f0bf0002bf0, max_priority=2147483647, fds=fds@entry=0x7f0bf0003790, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3649
#10 0x00007f0d1b96fe60 in g_main_context_iterate (context=context@entry=0x7f0bf0002bf0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3805
#11 0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0bf0002bf0, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#12 0x00007f0d1fb7bc6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f0bf0002b20, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f0bcffdbd90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f0d1f8dfb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f0d24157b56 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007f0d1f8e4b0e in QThreadPrivate::start(void*) (arg=0x70cd3e0) at thread/qthread_unix.cpp:337
#17 0x00007f0d1eaea6aa in start_thread (arg=0x7f0bcffdc700) at pthread_create.c:333
#18 0x00007f0d1f26eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f0d2449c7c0 (LWP 1651)):
[KCrash Handler]
#6  0x00007f0d1f19d267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
#7  0x00007f0d1f19eeca in __GI_abort () at abort.c:89
#8  0x00007f0d1f59306d in __gnu_cxx::__verbose_terminate_handler() () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#9  0x00007f0d1f590ee6 in  () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#10 0x00007f0d1f590f31 in  () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#11 0x00007f0d1f591a7f in  () at /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#12 0x00007f0d1fe5c96a in QPlatformScreen::physicalSize() const (this=<optimized out>) at kernel/qplatformscreen.cpp:131
#13 0x00007f0d1fe967b2 in QScreen::physicalSize() const (this=this@entry=0xdf6330) at kernel/qscreen.cpp:245
#14 0x00007f0d1fe96869 in QScreen::physicalDotsPerInch() const (this=0xdf6330) at kernel/qscreen.cpp:168
#15 0x00007f0d242ddc49 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007f0d1fb539c9 in QMetaObject::activate(QObject*, int, int, void**) (sender=sender@entry=0x1189c60, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fff4387d980) at kernel/qobject.cpp:3716
#17 0x00007f0d1fb54057 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=sender@entry=0x1189c60, m=m@entry=0x7f0d202bbb80 <QWindow::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fff4387d980) at kernel/qobject.cpp:3582
#18 0x00007f0d1fe73d4f in QWindow::screenChanged(QScreen*) (this=this@entry=0x1189c60, _t1=_t1@entry=0x66fd980) at .moc/moc_qwindow.cpp:626
#19 0x00007f0d1fe745a5 in QWindowPrivate::emitScreenChangedRecursion(QScreen*) (this=this@entry=0x11fe2c0, newScreen=newScreen@entry=0x66fd980) at kernel/qwindow.cpp:366
#20 0x00007f0d1fe77cc3 in QWindowPrivate::setTopLevelScreen(QScreen*, bool) (this=0x11fe2c0, newScreen=0x66fd980, recreate=<optimized out>) at kernel/qwindow.cpp:387
#21 0x00007f0d1fe77e65 in QWindow::screenDestroyed(QObject*) (this=0x1189c60, object=<optimized out>) at kernel/qwindow.cpp:1713
#22 0x00007f0d1fb5335a in QMetaObject::activate(QObject*, int, int, void**) (a=0x7fff4387dbd0, r=0x1189c60, this=0x11fe590) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#23 0x00007f0d1fb5335a in QMetaObject::activate(QObject*, int, int, void**) (sender=sender@entry=0xdf6330, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fff4387dbd0) at kernel/qobject.cpp:3702
#24 0x00007f0d1fb54057 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=sender@entry=0xdf6330, m=m@entry=0x7f0d1fd75940 <QObject::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fff4387dbd0) at kernel/qobject.cpp:3582
#25 0x00007f0d1fb540ff in QObject::destroyed(QObject*) (this=this@entry=0xdf6330, _t1=_t1@entry=0xdf6330) at .moc/moc_qobject.cpp:206
#26 0x00007f0d1fb5ca8b in QObject::~QObject() (this=0xdf6330, __in_chrg=<optimized out>) at kernel/qobject.cpp:903
#27 0x00007f0d1fe96679 in QScreen::~QScreen() (this=0xdf6330, __in_chrg=<optimized out>) at kernel/qscreen.cpp:77
#28 0x00007f0d1fe5cf2a in QPlatformScreen::~QPlatformScreen() (this=0xdf6230, __in_chrg=<optimized out>) at kernel/qplatformscreen.cpp:57
#29 0x00007f0d123ca769 in QXcbScreen::~QXcbScreen() (this=0xdf6230, __in_chrg=<optimized out>) at qxcbscreen.cpp:222
#30 0x00007f0d123bd5ab in QXcbConnection::updateScreens() (this=this@entry=0xde81b0) at qxcbconnection.cpp:286
#31 0x00007f0d123be27d in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) (this=this@entry=0xde81b0, event=event@entry=0x7f0d0800d4c0) at qxcbconnection.cpp:961
#32 0x00007f0d123bf4bb in QXcbConnection::processXcbEvents() (this=0xde81b0) at qxcbconnection.cpp:1303
#33 0x00007f0d1fb5473a in QObject::event(QEvent*) (this=0xde81b0, e=<optimized out>) at kernel/qobject.cpp:1245
#34 0x00007f0d2042cb2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=0xddd510, receiver=0xde81b0, e=0x7f0d080167f0) at kernel/qapplication.cpp:3720
#35 0x00007f0d20432000 in QApplication::notify(QObject*, QEvent*) (this=0x7fff4387e710, receiver=0xde81b0, e=0x7f0d080167f0) at kernel/qapplication.cpp:3503
#36 0x00007f0d1fb22c2b in QCoreApplication::notifyInternal(QObject*, QEvent*) (this=0x7fff4387e710, receiver=0xde81b0, event=event@entry=0x7f0d080167f0) at kernel/qcoreapplication.cpp:935
#37 0x00007f0d1fb24c9b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (event=0x7f0d080167f0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#38 0x00007f0d1fb24c9b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xdd2f00) at kernel/qcoreapplication.cpp:1552
#39 0x00007f0d1fb25298 in QCoreApplication::sendPostedEvents(QObject*, int) (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#40 0x00007f0d1fb7b843 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) (s=0xdcfdb0) at kernel/qeventdispatcher_glib.cpp:271
#41 0x00007f0d1b96fc3d in g_main_context_dispatch (context=0x7f0d080016f0) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3122
#42 0x00007f0d1b96fc3d in g_main_context_dispatch (context=context@entry=0x7f0d080016f0) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3737
#43 0x00007f0d1b96ff20 in g_main_context_iterate (context=context@entry=0x7f0d080016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3808
#44 0x00007f0d1b96ffcc in g_main_context_iteration (context=0x7f0d080016f0, may_block=1) at /build/buildd/glib2.0-2.44.0/./glib/gmain.c:3869
#45 0x00007f0d1fb7bc57 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xdcfc90, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#46 0x00007f0d1fb203e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fff4387e590, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#47 0x00007f0d1fb2802c in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1188
#48 0x000000000042fd9b in main ()

Possible duplicates by query: bug 346156, bug 345955, bug 345791, bug 345544, bug 343216.

Reported using DrKonqi
Comment 1 David Edmundson 2015-04-22 19:23:43 UTC 
Thanks.

*** This bug has been marked as a duplicate of bug 345544 ***