Bug 347655

Summary: Error KDE pannel restarted
Product: [Plasma] plasmashell Reporter: Ondrej.Bozek
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: bhush94, plasma-bugs
Priority: NOR Keywords: drkonqi
Version: 5.3.0   
Target Milestone: 1.0   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Ondrej.Bozek 2015-05-13 09:07:37 UTC 
Application: plasmashell (5.3.0)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-16-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed:
interacting with Java 8 application (Netbeans 8)
- Unusual behavior I noticed:
KDE panel dissapeared

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc0033fd7c0 (LWP 6717))]

Thread 46 (Thread 0x7fbfef16f700 (LWP 6914)):
#0  0x00007fbffdf988dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fc000729b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fc00072b64f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fbff14b6099 in QXcbEventReader::run (this=0x1e11330) at qxcbconnection.cpp:1105
#4  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x1e11330) at thread/qthread_unix.cpp:337
#5  0x00007fbffd81f6aa in start_thread (arg=0x7fbfef16f700) at pthread_create.c:333
#6  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 45 (Thread 0x7fbfecdb3700 (LWP 6938)):
#0  0x00007fbffa90d7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c88b9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbfe00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfecdb2de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x1edace0) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbfecdb3700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 44 (Thread 0x7fbfdd764700 (LWP 6939)):
#0  0x00007fbffe8aeb97 in QTimerInfoList::timerWait (this=0x7fbfd8002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:378
#1  0x00007fbffe8b003e in timerSourcePrepareHelper (timeout=0x7fbfdd763c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#2  timerSourcePrepare (source=<optimized out>, timeout=0x7fbfdd763c14) at kernel/qeventdispatcher_glib.cpp:160
#3  0x00007fbffa8c83fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffa8c8de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbfd80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#7  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfdd763de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#9  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007fbffe619b0e in QThreadPrivate::start (arg=0x2819890) at thread/qthread_unix.cpp:337
#11 0x00007fbffd81f6aa in start_thread (arg=0x7fbfdd764700) at pthread_create.c:333
#12 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 43 (Thread 0x7fbfd6fa8700 (LWP 6946)):
#0  0x00007fbffdf988dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbffa8c8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbfc80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfd6fa7de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x29772e0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbfd6fa8700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 42 (Thread 0x7fbfd5fa7700 (LWP 6947)):
#0  0x00007fbffa90d789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c88cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbfcc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfd5fa6de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x2a6f080) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbfd5fa7700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 41 (Thread 0x7fbfd4fa6700 (LWP 6948)):
#0  0x00007fbffa90d7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c7e5e in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8d75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbfc00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfd4fa5de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x2b706c0) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbfd4fa6700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 40 (Thread 0x7fbfc77ff700 (LWP 6949)):
#0  0x00007fbffdf988dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbffa8c8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbfbc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfc77fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x2c654d0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbfc77ff700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 39 (Thread 0x7fbfc67fe700 (LWP 6950)):
#0  0x00007fbffa90d7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c7e5e in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8d75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbfb40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfc67fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x2d5a7d0) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbfc67fe700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 38 (Thread 0x7fbfc57fd700 (LWP 6951)):
#0  0x00007fbffa90d789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8a16 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbfb80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfc57fcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x2e411a0) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbfc57fd700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 37 (Thread 0x7fbfb3fff700 (LWP 6952)):
#0  0x00007fbffa8c83b3 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbfac0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfb3ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x2f31d00) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbfb3fff700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 36 (Thread 0x7fbfb2ffe700 (LWP 6953)):
#0  0x00007fbffa90d7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8a2a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbfa40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfb2ffdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x302f590) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbfb2ffe700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 35 (Thread 0x7fbfb1ffd700 (LWP 6954)):
#0  0x00007fbffa90d7a0 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c83f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbfa80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfb1ffcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x3150ce0) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbfb1ffd700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 34 (Thread 0x7fbfb0ffc700 (LWP 6955)):
#0  0x00007fbffa90d7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8eb1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbf9c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfb0ffbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x320ada0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbfb0ffc700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 33 (Thread 0x7fbfa37ff700 (LWP 6956)):
#0  0x00007fbffa8c5fb0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8488 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbf980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfa37fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x3320200) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbfa37ff700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 32 (Thread 0x7fbfa27fe700 (LWP 6957)):
#0  0x00007fbffe618a02 in QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:211
#1  0x00007fbffe8b0591 in postEventSourcePrepare (timeout=0x0, s=0x7fbf900012d0) at kernel/qeventdispatcher_glib.cpp:247
#2  postEventSourceCheck (source=0x7fbf900012d0) at kernel/qeventdispatcher_glib.cpp:264
#3  0x00007fbffa8c88c1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffa8c8e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbf900008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#7  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfa27fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#9  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007fbffe619b0e in QThreadPrivate::start (arg=0x34247d0) at thread/qthread_unix.cpp:337
#11 0x00007fbffd81f6aa in start_thread (arg=0x7fbfa27fe700) at pthread_create.c:333
#12 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 31 (Thread 0x7fbfa17fd700 (LWP 6958)):
#0  0x00007fbffa90d789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8dbd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbf940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbfa17fcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x3502750) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbfa17fd700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 30 (Thread 0x7fbf8ffff700 (LWP 6959)):
#0  0x00007fbffdf988dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbffa8c8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbf880008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbf8fffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x36297a0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbf8ffff700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 29 (Thread 0x7fbf8effe700 (LWP 6960)):
#0  0x00007fbffa90d7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8eb1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbf800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbf8effdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x36e7b50) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbf8effe700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 28 (Thread 0x7fbf8dffd700 (LWP 6961)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc002548644 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007fc002548689 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007fbffd81f6aa in start_thread (arg=0x7fbf8dffd700) at pthread_create.c:333
#4  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 27 (Thread 0x7fbf8d7fc700 (LWP 6962)):
#0  0x00007fbffdf988dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbffa8c8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbf840008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbf8d7fbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x37db680) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbf8d7fc700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 26 (Thread 0x7fbefe8c8700 (LWP 6963)):
#0  0x00007fbffe611e0f in testAndSetRelaxed<QMutexData*> (currentValue=<synthetic pointer>, newValue=0x0, expectedValue=0x1, _q_value=@0x3bbbf28: 0x0) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86.h:259
#1  testAndSetRelease<QMutexData*, QMutexData*> (currentValue=<synthetic pointer>, newValue=0x0, expectedValue=0x1, _q_value=@0x3bbbf28: 0x0) at ../../include/QtCore/../../src/corelib/thread/qgenericatomic.h:175
#2  testAndSetRelease (currentValue=<synthetic pointer>, newValue=0x0, expectedValue=0x1, this=this@entry=0x3bbbf28) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:272
#3  fastTryUnlock (current=<synthetic pointer>, this=this@entry=0x3bbbf28) at thread/qmutex.h:85
#4  QMutex::unlock (this=this@entry=0x3bbbf28) at thread/qmutex.cpp:264
#5  0x00007fbffe8b01ed in unlock (this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:138
#6  ~QMutexLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:132
#7  canWaitLocked (this=0x3bbbf00) at ../../include/QtCore/5.4.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:244
#8  postEventSourcePrepare (s=0x7fbef80012d0, timeout=0x7fbefe8c7c14) at kernel/qeventdispatcher_glib.cpp:254
#9  0x00007fbffa8c83fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fbffa8c8de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbef80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbefe8c7de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007fbffe619b0e in QThreadPrivate::start (arg=0x3bbbe00) at thread/qthread_unix.cpp:337
#17 0x00007fbffd81f6aa in start_thread (arg=0x7fbefe8c8700) at pthread_create.c:333
#18 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7fbefcedb700 (LWP 6964)):
#0  0x00007fbffdf988dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbffa8c8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbef00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbefcedad90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0030b1b56 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x3cdf630) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbefcedb700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7fbef6fff700 (LWP 6967)):
#0  0x00007fbffa90d7a2 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c7e5e in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8d75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbeec0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbef6ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x37e2860) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbef6fff700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7fbeeab3c700 (LWP 6969)):
#0  0x00007fbffa8c83b3 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbee40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbeeab3bde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x5daee70) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbeeab3c700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7fbee9a39700 (LWP 6970)):
#0  0x00007fbffa8c5eda in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c87ef in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbedc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbee9a38de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x5f5e910) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbee9a39700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7fbee8936700 (LWP 6971)):
#0  0x00007fbffa90d789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c82d7 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbee00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbee8935de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x6059930) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbee8936700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7fbedb7ff700 (LWP 6972)):
#0  0x00007fbffa90d7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8d6d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbed40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbedb7fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x613e970) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbedb7ff700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7fbeda527700 (LWP 6973)):
#0  0x00007fbffa90d7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c88b9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbecc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbeda526de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x6238990) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbeda527700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7fbed9426700 (LWP 6974)):
#0  0x00007fbffe611e0f in testAndSetRelaxed<QMutexData*> (currentValue=<synthetic pointer>, newValue=0x0, expectedValue=0x1, _q_value=@0x63282e8: 0x0) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86.h:259
#1  testAndSetRelease<QMutexData*, QMutexData*> (currentValue=<synthetic pointer>, newValue=0x0, expectedValue=0x1, _q_value=@0x63282e8: 0x0) at ../../include/QtCore/../../src/corelib/thread/qgenericatomic.h:175
#2  testAndSetRelease (currentValue=<synthetic pointer>, newValue=0x0, expectedValue=0x1, this=this@entry=0x63282e8) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:272
#3  fastTryUnlock (current=<synthetic pointer>, this=this@entry=0x63282e8) at thread/qmutex.h:85
#4  QMutex::unlock (this=this@entry=0x63282e8) at thread/qmutex.cpp:264
#5  0x00007fbffe8b01ed in unlock (this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:138
#6  ~QMutexLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:132
#7  canWaitLocked (this=0x63282c0) at ../../include/QtCore/5.4.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:244
#8  postEventSourcePrepare (s=0x7fbed00012d0, timeout=0x7fbed9425c14) at kernel/qeventdispatcher_glib.cpp:254
#9  0x00007fbffa8c83fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fbffa8c8de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbed00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbed9425de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007fbffe619b0e in QThreadPrivate::start (arg=0x6328110) at thread/qthread_unix.cpp:337
#17 0x00007fbffd81f6aa in start_thread (arg=0x7fbed9426700) at pthread_create.c:333
#18 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7fbecbfff700 (LWP 6975)):
#0  0x00007fbffdf988dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbffa8c8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbec40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbecbffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x642b2a0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbecbfff700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fbecaffe700 (LWP 6976)):
#0  0x00007fbffa8c88a8 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbebc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbecaffdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x650d1b0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbecaffe700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fbec9ffd700 (LWP 6977)):
#0  0x00007fbffa8c5ebb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c87ef in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbec00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbec9ffcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x660e680) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbec9ffd700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fbec8ffc700 (LWP 6978)):
#0  __GI___pthread_getspecific (key=3) at pthread_getspecific.c:56
#1  0x00007fbffa8efe00 in g_thread_self () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c7ddc in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8d75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbeb40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbec8ffbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x66ed4c0) at thread/qthread_unix.cpp:337
#10 0x00007fbffd81f6aa in start_thread (arg=0x7fbec8ffc700) at pthread_create.c:333
#11 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fbebb7ff700 (LWP 6979)):
#0  0x00007fbffdf988dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbffa8c8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbeb00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbebb7fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x67dc9d0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbebb7ff700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fbeba7fe700 (LWP 6980)):
#0  0x00007fbffa90d789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c88cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbea80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbeba7fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x68cb730) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbeba7fe700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fbead52f700 (LWP 6981)):
#0  0x00007fbffdf988dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbffa8c8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbea40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbead52edc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fbeaf797cf7 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x6cae370) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbead52f700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fbea3fff700 (LWP 6982)):
#0  0x00007fbffdf988dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbffa8c8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbe9c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbea3ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x280a6f0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbea3fff700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fbea2ffe700 (LWP 6983)):
#0  0x00007fbffa90d789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c88cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbe940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbea2ffdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x7086f80) at thread/qthread_unix.cpp:337
#9  0x00007fbffd81f6aa in start_thread (arg=0x7fbea2ffe700) at pthread_create.c:333
#10 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fbea1ffd700 (LWP 6984)):
#0  end (this=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qlist.h:96
#1  constEnd (this=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qlist.h:282
#2  QTimerInfoList::timerWait (this=0x7fbe98002ad0, tm=...) at kernel/qtimerinfo_unix.cpp:384
#3  0x00007fbffe8b003e in timerSourcePrepareHelper (timeout=0x7fbea1ffcc14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#4  timerSourcePrepare (source=<optimized out>, timeout=0x7fbea1ffcc14) at kernel/qeventdispatcher_glib.cpp:160
#5  0x00007fbffa8c83fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fbffa8c8de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbe980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#9  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbea1ffcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#10 0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#11 0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007fbffe619b0e in QThreadPrivate::start (arg=0x722b350) at thread/qthread_unix.cpp:337
#13 0x00007fbffd81f6aa in start_thread (arg=0x7fbea1ffd700) at pthread_create.c:333
#14 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fbea0ffc700 (LWP 6985)):
#0  0x00007fbffa90d7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8eb1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbe8c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbea0ffbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x72e04a0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbea0ffc700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fbe937ff700 (LWP 6986)):
#0  0x00007fbffa90d7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fbffa8c8e76 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbe880008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbe937fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x73feae0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbe937ff700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fbe927fe700 (LWP 6987)):
#0  0x00007fbffe611e0f in testAndSetRelaxed<QMutexData*> (currentValue=<synthetic pointer>, newValue=0x0, expectedValue=0x1, _q_value=@0x74c1878: 0x0) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86.h:259
#1  testAndSetRelease<QMutexData*, QMutexData*> (currentValue=<synthetic pointer>, newValue=0x0, expectedValue=0x1, _q_value=@0x74c1878: 0x0) at ../../include/QtCore/../../src/corelib/thread/qgenericatomic.h:175
#2  testAndSetRelease (currentValue=<synthetic pointer>, newValue=0x0, expectedValue=0x1, this=this@entry=0x74c1878) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:272
#3  fastTryUnlock (current=<synthetic pointer>, this=this@entry=0x74c1878) at thread/qmutex.h:85
#4  QMutex::unlock (this=this@entry=0x74c1878) at thread/qmutex.cpp:264
#5  0x00007fbffe8b01ed in unlock (this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:138
#6  ~QMutexLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:132
#7  canWaitLocked (this=0x74c1850) at ../../include/QtCore/5.4.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:244
#8  postEventSourcePrepare (s=0x7fbe800012d0, timeout=0x7fbe927fdc14) at kernel/qeventdispatcher_glib.cpp:254
#9  0x00007fbffa8c83fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fbffa8c8de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbe800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbe927fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007fbffe619b0e in QThreadPrivate::start (arg=0x74c16a0) at thread/qthread_unix.cpp:337
#17 0x00007fbffd81f6aa in start_thread (arg=0x7fbe927fe700) at pthread_create.c:333
#18 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fbe7f5ef700 (LWP 7070)):
#0  0x00007fbffdf988dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbffa8c8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbe780013d0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbe7f5eede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x5c40ba0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbe7f5ef700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fbe7d99e700 (LWP 7071)):
#0  0x00007fbffdf988db in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbffa8c8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbe700008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbe7d99dde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fc0003a2f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fbffe619b0e in QThreadPrivate::start (arg=0x83070a0) at thread/qthread_unix.cpp:337
#8  0x00007fbffd81f6aa in start_thread (arg=0x7fbe7d99e700) at pthread_create.c:333
#9  0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fbe7c895700 (LWP 7072)):
#0  0x00007ffc80decac3 in clock_gettime ()
#1  0x00007fbffdfb238d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007fbffe6cfcb6 in qt_clock_gettime (ts=0x7fbe7c894af0, 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  0x00007fbffe8ae639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fbe740030d0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007fbffe8aeba5 in QTimerInfoList::timerWait (this=0x7fbe740030d0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007fbffe8b003e in timerSourcePrepareHelper (timeout=0x7fbe7c894bc4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7fbe7c894bc4) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007fbffa8c83fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fbffa8c8de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fbffe8b0c6c in QEventDispatcherGlib::processEvents (this=0x7fbe740008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7fbe7c894d90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007fbffe614b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007fc0030b1b56 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007fbffe619b0e in QThreadPrivate::start (arg=0x8434df0) at thread/qthread_unix.cpp:337
#17 0x00007fbffd81f6aa in start_thread (arg=0x7fbe7c895700) at pthread_create.c:333
#18 0x00007fbffdfa3eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fc0033fd7c0 (LWP 6717)):
[KCrash Handler]
#6  0x00007fbfff18e525 in QWidgetPrivate::nearestGraphicsProxyWidget (origin=origin@entry=0x7fbffe261f48 <main_arena+840>) at kernel/qwidget.cpp:5823
#7  0x00007fbfff1b9d15 in screenGeometry (widget=0x7fbffe261f48 <main_arena+840>) at ../../include/QtWidgets/5.4.1/QtWidgets/private/../../../../../src/widgets/kernel/qwidget_p.h:527
#8  QDesktopWidget::screenGeometry (this=0x3a3f4a0, widget=widget@entry=0x7fbffe261f48 <main_arena+840>) at kernel/qdesktopwidget.cpp:49
#9  0x00007fbfff2dc9b0 in QMenuPrivate::popupGeometry (this=<optimized out>, widget=0x7fbffe261f48 <main_arena+840>) at widgets/qmenu.cpp:203
#10 0x00007fbfff2dff51 in QMenuPrivate::updateActionRects (this=this@entry=0x6d3cb00) at widgets/qmenu.cpp:238
#11 0x00007fbfff2e0dae in QMenu::popup (this=this@entry=0x8084840, p=..., atAction=atAction@entry=0x0) at widgets/qmenu.cpp:1900
#12 0x00007fbeeb7b323a in SystemTray::DBusSystemTrayTask::_onContextMenu (this=<optimized out>, job=<optimized out>) at ../../../../applets/systemtray/plugin/protocols/dbussystemtray/dbussystemtraytask.cpp:247
#13 0x00007fbeeb7bfd34 in SystemTray::DBusSystemTrayTask::qt_static_metacall (_o=0x5df5a70, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at moc_dbussystemtraytask.cpp:217
#14 0x00007fbffe8889c9 in QMetaObject::activate (sender=sender@entry=0x6d55970, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffc80dced70) at kernel/qobject.cpp:3716
#15 0x00007fbffe889057 in QMetaObject::activate (sender=sender@entry=0x6d55970, m=m@entry=0x7fc001628420 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffc80dced70) at kernel/qobject.cpp:3582
#16 0x00007fc0013dd2b2 in KJob::result (this=this@entry=0x6d55970, _t1=_t1@entry=0x6d55970) at ./moc_kjob.cpp:548
#17 0x00007fc0013dddba in KJob::emitResult (this=0x6d55970) at ../../../src/lib/jobs/kjob.cpp:294
#18 0x00007fbeeab4ee89 in StatusNotifierItemJob::contextMenuReady (this=0x6d55970, menu=0x8084840) at ../../../dataengines/statusnotifieritem/statusnotifieritemjob.cpp:53
#19 0x00007fbeeab5462c in StatusNotifierItemJob::qt_static_metacall (_o=0x7fbffe261f48 <main_arena+840>, _c=4263911240, _id=140645808, _a=0x0) at moc_statusnotifieritemjob.cpp:71
#20 0x00007fbffe8889c9 in QMetaObject::activate (sender=0x561ced0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffc80dcef80) at kernel/qobject.cpp:3716
#21 0x00007fbffe889057 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fbeead5dc40 <StatusNotifierItemSource::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffc80dcef80) at kernel/qobject.cpp:3582
#22 0x00007fbeeab5412f in StatusNotifierItemSource::contextMenuReady (this=<optimized out>, _t1=0x8084840) at moc_statusnotifieritemsource.cpp:183
#23 0x00007fbeeab54355 in StatusNotifierItemSource::qt_static_metacall (_o=0x7fbffe261f48 <main_arena+840>, _c=4263911240, _id=140645808, _a=0x0) at moc_statusnotifieritemsource.cpp:103
#24 0x00007fbffe8889c9 in QMetaObject::activate (sender=0x7a992e0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3716
#25 0x00007fbff80f3f4c in DBusMenuImporter::slotMenuAboutToShow() () from /usr/lib/x86_64-linux-gnu/libdbusmenu-qt5.so.2
#26 0x00007fbffe8889c9 in QMetaObject::activate (sender=0x8084840, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3716
#27 0x00007fbfff2e48ad in _q_platformMenuAboutToShow (this=<optimized out>) at widgets/qmenu.cpp:1150
#28 QMenu::qt_static_metacall (_o=0x7fbffe261f48 <main_arena+840>, _o@entry=0x8084840, _c=4263911240, _c@entry=QMetaObject::InvokeMetaMethod, _id=140645808, _id@entry=0, _a=0x0, _a@entry=0x7ffc80dcf630) at .moc/moc_qmenu.cpp:128
#29 0x00007fbffe8616fa in QMetaMethod::invoke (this=this@entry=0x7ffc80dcf818, object=object@entry=0x8084840, connectionType=Qt::DirectConnection, connectionType@entry=2161965216, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:2183
#30 0x00007fbffe866635 in QMetaObject::invokeMethod (obj=0x8084840, member=0x7fbff80fb21f "aboutToShow", type=2161965216, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1478
#31 0x00007fbff80ed519 in DBusMenuImporter::updateMenu() () from /usr/lib/x86_64-linux-gnu/libdbusmenu-qt5.so.2
#32 0x00007fbeeab47505 in StatusNotifierItemSource::contextMenu (this=0x561ced0, x=<optimized out>, y=y@entry=1174) at ../../../dataengines/statusnotifieritem/statusnotifieritemsource.cpp:460
#33 0x00007fbeeab4fa03 in StatusNotifierItemJob::start (this=0x6d55970) at ../../../dataengines/statusnotifieritem/statusnotifieritemjob.cpp:43
#34 0x00007fbffe88973a in QObject::event (this=0x6d55970, e=<optimized out>) at kernel/qobject.cpp:1245
#35 0x00007fbfff161b2c in QApplicationPrivate::notify_helper (this=0x1dfb4b0, receiver=0x6d55970, e=0x7b4bc90) at kernel/qapplication.cpp:3720
#36 0x00007fbfff167000 in QApplication::notify (this=0x7ffc80dd0410, receiver=0x6d55970, e=0x7b4bc90) at kernel/qapplication.cpp:3503
#37 0x00007fbffe857c2b in QCoreApplication::notifyInternal (this=0x7ffc80dd0410, receiver=0x6d55970, event=event@entry=0x7b4bc90) at kernel/qcoreapplication.cpp:935
#38 0x00007fbffe859c9b in sendEvent (event=0x7b4bc90, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#39 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x1df0f00) at kernel/qcoreapplication.cpp:1552
#40 0x00007fbffe85a298 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#41 0x00007fbffe8b0843 in postEventSourceDispatch (s=0x1e2f4b0) at kernel/qeventdispatcher_glib.cpp:271
#42 0x00007fbffa8c8c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007fbffa8c8f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007fbffa8c8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007fbffe8b0c57 in QEventDispatcherGlib::processEvents (this=0x1e3c030, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#46 0x00007fbffe8553e2 in QEventLoop::exec (this=this@entry=0x7ffc80dd0290, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#47 0x00007fbffe85d02c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#48 0x00007fbffeb9c31c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#49 0x00007fbfff15d7a5 in QApplication::exec () at kernel/qapplication.cpp:2956
#50 0x00000000004301b3 in main (argc=4, argv=<optimized out>) at ../../shell/main.cpp:154

Possible duplicates by query: bug 346812, bug 343971, bug 343622.

Reported using DrKonqi
Comment 1 David Edmundson 2015-05-13 10:44:46 UTC 
Thanks

*** This bug has been marked as a duplicate of bug 343971 ***