Bug 350320

Summary: plasmashell & krunner die on external monitor connection
Product: [Plasma] plasmashell Reporter: Alex Atkinson <alex>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: bhush94, plasma-bugs
Priority: NOR Keywords: drkonqi
Version: 5.2.2   
Target Milestone: 1.0   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Alex Atkinson 2015-07-17 15:38:46 UTC 
Application: plasmashell (5.2.2)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-22-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed: Attaching external monitors. There were two. Via Mini-Dport.

The crash can be reproduced every time.

-- 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 0x7faabd8a67c0 (LWP 1550))]

Thread 40 (Thread 0x7faaa9624700 (LWP 1551)):
#0  0x00007faab86558dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007faababc2b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007faababc464f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007faaab96b099 in QXcbEventReader::run (this=0x1fec3b0) at qxcbconnection.cpp:1105
#4  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x1fec3b0) at thread/qthread_unix.cpp:337
#5  0x00007faab7edc6aa in start_thread (arg=0x7faaa9624700) at pthread_create.c:333
#6  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 39 (Thread 0x7faaa2ae2700 (LWP 1573)):
#0  0x00007ffd1c79cd18 in clock_gettime ()
#1  0x00007faab866f38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007faab8d8ccb6 in qt_clock_gettime (ts=0x7faaa2ae1b40, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:161
#4  qt_gettime () at tools/qelapsedtimer_unix.cpp:170
#5  0x00007faab8f6b639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7faa94002cd0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007faab8f6bba5 in QTimerInfoList::timerWait (this=0x7faa94002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007faab8f6d03e in timerSourcePrepareHelper (timeout=0x7faaa2ae1c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7faaa2ae1c14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007faab4d613fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7faa940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faaa2ae1de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x20b5d10) at thread/qthread_unix.cpp:337
#17 0x00007faab7edc6aa in start_thread (arg=0x7faaa2ae2700) at pthread_create.c:333
#18 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 38 (Thread 0x7faa92fe6700 (LWP 1575)):
#0  0x00007faab4d61972 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d61e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7faa8c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa92fe5de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x29b64c0) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7faa92fe6700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 37 (Thread 0x7faa9178f700 (LWP 1618)):
#0  0x00007faab86558dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007faab4d61ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7faa840008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa9178ede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x2b9ee30) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7faa9178f700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 36 (Thread 0x7faa8bfff700 (LWP 1619)):
#0  0x00007faab4d617c7 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d61e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7faa800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa8bffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x2c33210) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7faa8bfff700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 35 (Thread 0x7faa8affe700 (LWP 1620)):
#0  0x00007faab4da6789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d61409 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7faa780008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa8affdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x2cf6ad0) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7faa8affe700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 34 (Thread 0x7faa89ffd700 (LWP 1621)):
#0  0x00007faab86558dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007faab4d61ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7faa7c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa89ffcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x2df6ef0) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7faa89ffd700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 33 (Thread 0x7faa88ffc700 (LWP 1623)):
#0  0x00007faab4d618a8 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d61e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7faa700008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa88ffbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x2ee6a00) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7faa88ffc700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 32 (Thread 0x7faa777ff700 (LWP 1624)):
#0  0x00007faab4da67a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d618b9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7faa6c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa777fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x2fd9710) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7faa777ff700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 31 (Thread 0x7faa767fe700 (LWP 1625)):
#0  0x00007faab4da6789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d618cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7faa640008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa767fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x30dab00) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7faa767fe700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 30 (Thread 0x7faa755f5700 (LWP 1626)):
#0  0x00007faab4da6789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d61409 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7faa680008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa755f4de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x31c9710) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7faa755f5700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 29 (Thread 0x7faa63fff700 (LWP 1627)):
#0  0x00007faab4d613db in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7faa5c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa63ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x32cbae0) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7faa63fff700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 28 (Thread 0x7faa62ffe700 (LWP 1628)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007faabc9e0644 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007faabc9e0689 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007faab7edc6aa in start_thread (arg=0x7faa62ffe700) at pthread_create.c:333
#4  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 27 (Thread 0x7faa627fd700 (LWP 1629)):
#0  0x00007faab4da67a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d613f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9d40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa627fcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x33c3410) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7faa627fd700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 26 (Thread 0x7faa612de700 (LWP 1630)):
#0  0x00007faab86558dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007faab4d61ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9d80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7faa612ddde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x3587fe0) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7faa612de700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7fa9d3950700 (LWP 1631)):
#0  0x00007faab4da6789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d60f38 in g_main_context_release () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61e76 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9cc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9d394fd90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabd549b56 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x36dbbe0) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7fa9d3950700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7fa9d194f700 (LWP 1638)):
#0  0x00007faab4da67a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d613f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9c40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9d194ede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x32dbd10) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7fa9d194f700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7fa9ca23e700 (LWP 1652)):
#0  0x00007faab86558dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007faab4d61ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9c00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9ca23dde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x525aa90) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7fa9ca23e700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7fa9c913b700 (LWP 1653)):
#0  0x00007faab866f37e in __GI___clock_gettime (clock_id=1, tp=0x7fa9c913ab40) at ../sysdeps/unix/clock_gettime.c:115
#1  0x00007faab8d8ccb6 in qt_clock_gettime (ts=0x7fa9c913ab40, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105
#2  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:161
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:170
#4  0x00007faab8f6b639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fa9b8002ad0) at kernel/qtimerinfo_unix.cpp:84
#5  0x00007faab8f6bba5 in QTimerInfoList::timerWait (this=0x7fa9b8002ad0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#6  0x00007faab8f6d03e in timerSourcePrepareHelper (timeout=0x7fa9c913ac14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#7  timerSourcePrepare (source=<optimized out>, timeout=0x7fa9c913ac14) at kernel/qeventdispatcher_glib.cpp:160
#8  0x00007faab4d613fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9b80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#12 0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9c913ade0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#13 0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#14 0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#15 0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x5322bb0) at thread/qthread_unix.cpp:337
#16 0x00007faab7edc6aa in start_thread (arg=0x7fa9c913b700) at pthread_create.c:333
#17 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7fa9bffff700 (LWP 1654)):
#0  0x00007faab4da67a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d616f9 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61e37 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9b40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9bfffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x543aaa0) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7fa9bffff700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7fa9bef2e700 (LWP 1655)):
#0  idleTimerSourcePrepare (source=0x7fa9ac003120, timeout=0x7fa9bef2dc14) at kernel/qeventdispatcher_glib.cpp:197
#1  0x00007faab4d613fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9ac0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9bef2dde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x54fc8e0) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7fa9bef2e700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7fa9bde2d700 (LWP 1656)):
#0  0x00007faab4da67a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d613f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9b00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9bde2cde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x561a670) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7fa9bde2d700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7fa9bcd2c700 (LWP 1657)):
#0  0x00007faab8f6b63d in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fa9a4002cd0) at kernel/qtimerinfo_unix.cpp:84
#1  0x00007faab8f6bba5 in QTimerInfoList::timerWait (this=0x7fa9a4002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#2  0x00007faab8f6d03e in timerSourcePrepareHelper (timeout=0x7fa9bcd2bc14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#3  timerSourcePrepare (source=<optimized out>, timeout=0x7fa9bcd2bc14) at kernel/qeventdispatcher_glib.cpp:160
#4  0x00007faab4d613fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9a40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#8  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9bcd2bde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#9  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#10 0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x56de0c0) at thread/qthread_unix.cpp:337
#12 0x00007faab7edc6aa in start_thread (arg=0x7fa9bcd2c700) at pthread_create.c:333
#13 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7fa9ab7ff700 (LWP 1658)):
#0  __libc_enable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:58
#1  0x00007faab86558d2 in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0x00007faab4d61ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9a00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9ab7fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x57d1700) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7fa9ab7ff700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fa9aa7fe700 (LWP 1659)):
#0  0x00007faab4d3610a in g_ptr_array_set_size () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d61351 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9aa7fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x58be2d0) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7fa9aa7fe700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fa9a97fd700 (LWP 1660)):
#0  0x00007faab865149d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007faab4da52f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d6196c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa99c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9a97fcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x59a4550) at thread/qthread_unix.cpp:337
#10 0x00007faab7edc6aa in start_thread (arg=0x7fa9a97fd700) at pthread_create.c:333
#11 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fa997fff700 (LWP 1661)):
#0  0x00007faab4d5eeec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d617ef in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9900008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa997ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x5a9f1c0) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7fa997fff700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fa996ffe700 (LWP 1662)):
#0  0x00007faab4d61fb3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9880008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#2  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa996ffdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#3  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#4  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#5  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x5bc0390) at thread/qthread_unix.cpp:337
#6  0x00007faab7edc6aa in start_thread (arg=0x7fa996ffe700) at pthread_create.c:333
#7  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fa995ffd700 (LWP 1663)):
#0  0x00007faab86558dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007faab4d61ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa98c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa995ffcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x5c83e50) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7fa995ffd700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fa994ffc700 (LWP 1664)):
#0  0x00007faab4da6789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d618cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa994ffbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x5d67520) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7fa994ffc700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fa9877ff700 (LWP 1665)):
#0  0x00007ffd1c79c9a7 in clock_gettime ()
#1  0x00007faab866f38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007faab8d8ccb6 in qt_clock_gettime (ts=0x7fa9877feb40, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:161
#4  qt_gettime () at tools/qelapsedtimer_unix.cpp:170
#5  0x00007faab8f6b639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fa97c002ed0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007faab8f6bba5 in QTimerInfoList::timerWait (this=0x7fa97c002ed0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007faab8f6d03e in timerSourcePrepareHelper (timeout=0x7fa9877fec14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7fa9877fec14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007faab4d613fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa97c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9877fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x5e635c0) at thread/qthread_unix.cpp:337
#17 0x00007faab7edc6aa in start_thread (arg=0x7fa9877ff700) at pthread_create.c:333
#18 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fa97a596700 (LWP 1746)):
#0  0x00007faab4d61690 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d61e37 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9740008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa97a595dc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fa9849b4cf7 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x63bd8a0) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7fa97a596700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fa979783700 (LWP 1803)):
#0  0x00007faab4da67a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d61eb1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa96c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa979782de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x5fe5710) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7fa979783700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fa973fff700 (LWP 1804)):
#0  0x00007faab4d5eef6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d6139b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9680008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa973ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x66f9090) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7fa973fff700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fa9677ff700 (LWP 1889)):
#0  0x00007faab865149d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007faab4da52f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d6196c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa95c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9677fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x75229a0) at thread/qthread_unix.cpp:337
#10 0x00007faab7edc6aa in start_thread (arg=0x7fa9677ff700) at pthread_create.c:333
#11 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fa9667fe700 (LWP 1890)):
#0  0x00007faab86558dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007faab4d61ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9540008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9667fdd90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabd549b56 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x7655260) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7fa9667fe700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fa964ef9700 (LWP 1892)):
#0  0x00007faab4da67a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d61d6d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa94c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa964ef8de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x77c1870) at thread/qthread_unix.cpp:337
#8  0x00007faab7edc6aa in start_thread (arg=0x7fa964ef9700) at pthread_create.c:333
#9  0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fa9537ff700 (LWP 1893)):
#0  0x00007faab8cce9ca in testAndSetRelaxed<QMutexData*> (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, _q_value=@0x78f6e68: 0x1) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86.h:259
#1  testAndSetAcquire<QMutexData*, QMutexData*> (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, _q_value=@0x78f6e68: 0x1) at ../../include/QtCore/../../src/corelib/thread/qgenericatomic.h:166
#2  testAndSetAcquire (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, this=0x78f6e68, this@entry=0x1) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:270
#3  fastTryLock (current=<synthetic pointer>, this=0x78f6e68, this@entry=0x1) at thread/qmutex.h:82
#4  QMutex::lock (this=this@entry=0x78f6e68) at thread/qmutex.cpp:212
#5  0x00007faab8f6d1db in QMutexLocker (m=0x78f6e68, this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:128
#6  canWaitLocked (this=0x78f6e40) at ../../include/QtCore/5.4.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:243
#7  postEventSourcePrepare (s=0x7fa9480012d0, timeout=0x7fa9537febc4) at kernel/qeventdispatcher_glib.cpp:254
#8  0x00007faab4d613fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007faab4d61de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa9480008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#12 0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa9537fed90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#13 0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#14 0x00007faabd549b56 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#15 0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x78f6cf0) at thread/qthread_unix.cpp:337
#16 0x00007faab7edc6aa in start_thread (arg=0x7fa9537ff700) at pthread_create.c:333
#17 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fa970cf6700 (LWP 1985)):
#0  0x00007faab4da67a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007faab4d618b9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007faab4d61e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faab8f6dc6c in QEventDispatcherGlib::processEvents (this=0x7fa960018650, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7fa970cf5de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007faab8cd1b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007faabaa5ff65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007faab8cd6b0e in QThreadPrivate::start (arg=0x4e90bd0) at thread/qthread_unix.cpp:337
#9  0x00007faab7edc6aa in start_thread (arg=0x7fa970cf6700) at pthread_create.c:333
#10 0x00007faab8660eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7faabd8a67c0 (LWP 1550)):
[KCrash Handler]
#6  0x00007faab858f267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
#7  0x00007faab8590eca in __GI_abort () at abort.c:89
#8  0x00007faab898506d in __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#9  0x00007faab8982ee6 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#10 0x00007faab8982f31 in std::terminate() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#11 0x00007faab8983a7f in __cxa_pure_virtual () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#12 0x00007faab924e96a in QPlatformScreen::physicalSize (this=<optimized out>) at kernel/qplatformscreen.cpp:131
#13 0x00007faab92887b2 in QScreen::physicalSize (this=this@entry=0x1fef8c0) at kernel/qscreen.cpp:245
#14 0x00007faab9288869 in QScreen::physicalDotsPerInch (this=0x1fef8c0) at kernel/qscreen.cpp:168
#15 0x00007faabd6cfc49 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007faab8f459c9 in QMetaObject::activate (sender=sender@entry=0x2255ab0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd1c785f60) at kernel/qobject.cpp:3716
#17 0x00007faab8f46057 in QMetaObject::activate (sender=sender@entry=0x2255ab0, m=m@entry=0x7faab96adb80 <QWindow::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd1c785f60) at kernel/qobject.cpp:3582
#18 0x00007faab9265d4f in QWindow::screenChanged (this=this@entry=0x2255ab0, _t1=_t1@entry=0x4fa42c0) at .moc/moc_qwindow.cpp:626
#19 0x00007faab92665a5 in QWindowPrivate::emitScreenChangedRecursion (this=this@entry=0x21c76a0, newScreen=newScreen@entry=0x4fa42c0) at kernel/qwindow.cpp:366
#20 0x00007faab9269cc3 in QWindowPrivate::setTopLevelScreen (this=0x21c76a0, newScreen=0x4fa42c0, recreate=<optimized out>) at kernel/qwindow.cpp:387
#21 0x00007faab9269e65 in QWindow::screenDestroyed (this=0x2255ab0, object=<optimized out>) at kernel/qwindow.cpp:1713
#22 0x00007faab8f4535a in call (a=0x7ffd1c7861b0, r=0x2255ab0, this=0x21c7970) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#23 QMetaObject::activate (sender=sender@entry=0x1fef8c0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd1c7861b0) at kernel/qobject.cpp:3702
#24 0x00007faab8f46057 in QMetaObject::activate (sender=sender@entry=0x1fef8c0, m=m@entry=0x7faab9167940 <QObject::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd1c7861b0) at kernel/qobject.cpp:3582
#25 0x00007faab8f460ff in QObject::destroyed (this=this@entry=0x1fef8c0, _t1=_t1@entry=0x1fef8c0) at .moc/moc_qobject.cpp:206
#26 0x00007faab8f4ea8b in QObject::~QObject (this=0x1fef8c0, __in_chrg=<optimized out>) at kernel/qobject.cpp:903
#27 0x00007faab9288679 in QScreen::~QScreen (this=0x1fef8c0, __in_chrg=<optimized out>) at kernel/qscreen.cpp:77
#28 0x00007faab924ef2a in QPlatformScreen::~QPlatformScreen (this=0x1feec30, __in_chrg=<optimized out>) at kernel/qplatformscreen.cpp:57
#29 0x00007faaab976769 in QXcbScreen::~QXcbScreen (this=0x1feec30, __in_chrg=<optimized out>) at qxcbscreen.cpp:222
#30 0x00007faaab9695ab in QXcbConnection::updateScreens (this=this@entry=0x1fe0c60) at qxcbconnection.cpp:286
#31 0x00007faaab96a27d in QXcbConnection::handleXcbEvent (this=this@entry=0x1fe0c60, event=event@entry=0x7faaa40102c0) at qxcbconnection.cpp:961
#32 0x00007faaab96b4bb in QXcbConnection::processXcbEvents (this=0x1fe0c60) at qxcbconnection.cpp:1303
#33 0x00007faab8f4673a in QObject::event (this=0x1fe0c60, e=<optimized out>) at kernel/qobject.cpp:1245
#34 0x00007faab981eb2c in QApplicationPrivate::notify_helper (this=0x1fd64b0, receiver=0x1fe0c60, e=0x7faaa4003f20) at kernel/qapplication.cpp:3720
#35 0x00007faab9824000 in QApplication::notify (this=0x7ffd1c786cf0, receiver=0x1fe0c60, e=0x7faaa4003f20) at kernel/qapplication.cpp:3503
#36 0x00007faab8f14c2b in QCoreApplication::notifyInternal (this=0x7ffd1c786cf0, receiver=0x1fe0c60, event=event@entry=0x7faaa4003f20) at kernel/qcoreapplication.cpp:935
#37 0x00007faab8f16c9b in sendEvent (event=0x7faaa4003f20, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#38 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x1fcbf00) at kernel/qcoreapplication.cpp:1552
#39 0x00007faab8f17298 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#40 0x00007faab8f6d843 in postEventSourceDispatch (s=0x200b070) at kernel/qeventdispatcher_glib.cpp:271
#41 0x00007faab4d61c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#42 0x00007faab4d61f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007faab4d61fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007faab8f6dc57 in QEventDispatcherGlib::processEvents (this=0x2017f00, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#45 0x00007faab8f123e2 in QEventLoop::exec (this=this@entry=0x7ffd1c786b70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#46 0x00007faab8f1a02c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#47 0x00007faab925931c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#48 0x00007faab981a7a5 in QApplication::exec () at kernel/qapplication.cpp:2956
#49 0x000000000042fd9b in main (argc=2, argv=<optimized out>) at ../../shell/main.cpp:158

Possible duplicates by query: bug 350282, bug 348804, bug 348576, bug 348520, bug 347958.

Reported using DrKonqi
Comment 1 David Edmundson 2015-07-17 15:42:03 UTC 

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