Bug 347989

Summary: Plasma 5 crashed after deleting a bookmark from Firefox
Product: [Plasma] plasmashell Reporter: Stefan Kesseler <steffmanzing>
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 Stefan Kesseler 2015-05-20 07:38:32 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:
I use Kubuntu 15.04 with the latest updates installed. I deleted a link from the Firefox bokkmark-bar, when suddenly Plasma 5 crashed.

The crash does not seem to be reproducible.

-- 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 0x7f6bad07c7c0 (LWP 1983))]

Thread 42 (Thread 0x7f6b99d70700 (LWP 1984)):
#0  0x00007f6ba7c048dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6baa395b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f6baa39764f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f6b9c8ff099 in QXcbEventReader::run (this=0xf64620) at qxcbconnection.cpp:1105
#4  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0xf64620) at thread/qthread_unix.cpp:337
#5  0x00007f6ba748b6aa in start_thread (arg=0x7f6b99d70700) at pthread_create.c:333
#6  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 41 (Thread 0x7f6b935ef700 (LWP 1987)):
#0  0x00007f6ba45347e4 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba4534e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b8c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b935eede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x10332e0) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6b935ef700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 40 (Thread 0x7f6b85cbc700 (LWP 2016)):
#0  0x00007f6ba45347fe in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba4534e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b85cbbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x155c720) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6b85cbc700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 39 (Thread 0x7f6b7f5ca700 (LWP 2021)):
#0  0x00007f6ba4579789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba4534409 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b700008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b7f5c9de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x15957a0) at thread/qthread_unix.cpp:337
#9  0x00007f6ba748b6aa in start_thread (arg=0x7f6b7f5ca700) at pthread_create.c:333
#10 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 38 (Thread 0x7f6b7e539700 (LWP 2022)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6b7e538b40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b74002cd0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b74002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6b7e538c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6b7e538c14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b740008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b7e538de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x1609e10) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6b7e539700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 37 (Thread 0x7f6b7d438700 (LWP 2023)):
#0  0x00007f6ba45797a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba45346f9 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534e37 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b680008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b7d437de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x170b3a0) at thread/qthread_unix.cpp:337
#9  0x00007f6ba748b6aa in start_thread (arg=0x7f6b7d438700) at pthread_create.c:333
#10 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 36 (Thread 0x7f6b6ffff700 (LWP 2024)):
#0  0x00007f6ba7c048dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6ba4534ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b640008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b6fffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x19269f0) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6b6ffff700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 35 (Thread 0x7f6b6effe700 (LWP 2025)):
#0  0x00007f6ba4579789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba4534e7e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b5c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b6effdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x1a30ca0) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6b6effe700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 34 (Thread 0x7f6b6dffd700 (LWP 2026)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6b6dffcb40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b600030d0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b600030d0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6b6dffcc14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6b6dffcc14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b600008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b6dffcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x1aeea40) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6b6dffd700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 33 (Thread 0x7f6b6c9c0700 (LWP 2027)):
#0  0x00007f6ba7c0049d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6ba45782f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba453496c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba4534e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b540008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b6c9bfde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x1bea3c0) at thread/qthread_unix.cpp:337
#10 0x00007f6ba748b6aa in start_thread (arg=0x7f6b6c9c0700) at pthread_create.c:333
#11 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 32 (Thread 0x7f6b5b7ff700 (LWP 2028)):
#0  0x00007f6ba7c048dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6ba4534ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b500008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b5b7fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x1cdad90) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6b5b7ff700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 31 (Thread 0x7f6b5a7ee700 (LWP 2029)):
#0  0x00007f6ba45343a3 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b480008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b5a7edde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x1dd8930) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6b5a7ee700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 30 (Thread 0x7f6b594e5700 (LWP 2030)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6bac1b4644 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f6bac1b4689 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f6ba748b6aa in start_thread (arg=0x7f6b594e5700) at pthread_create.c:333
#4  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 29 (Thread 0x7f6b58bcc700 (LWP 2031)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6b58bcbb40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b4c0030d0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b4c0030d0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6b58bcbc14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6b58bcbc14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b4c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6b58bcbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x1ec6a00) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6b58bcc700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 28 (Thread 0x7f6ac57c1700 (LWP 2032)):
#0  0x00007f6ba827d9ca in testAndSetRelaxed<QMutexData*> (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, _q_value=@0x2092ac8: 0x1) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86.h:259
#1  testAndSetAcquire<QMutexData*, QMutexData*> (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, _q_value=@0x2092ac8: 0x1) at ../../include/QtCore/../../src/corelib/thread/qgenericatomic.h:166
#2  testAndSetAcquire (currentValue=<synthetic pointer>, newValue=0x1, expectedValue=0x0, this=0x2092ac8, this@entry=0x1) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:270
#3  fastTryLock (current=<synthetic pointer>, this=0x2092ac8, this@entry=0x1) at thread/qmutex.h:82
#4  QMutex::lock (this=this@entry=0x2092ac8) at thread/qmutex.cpp:212
#5  0x00007f6ba851c1db in QMutexLocker (m=0x2092ac8, this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:128
#6  canWaitLocked (this=0x2092aa0) at ../../include/QtCore/5.4.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:243
#7  postEventSourcePrepare (s=0x7f6ac00012d0, timeout=0x7f6ac57c0c14) at kernel/qeventdispatcher_glib.cpp:254
#8  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6ac00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#12 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6ac57c0de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#13 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#14 0x00007f6b5805ae55 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/XmlListModel/libqmlxmllistmodelplugin.so
#15 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x2091f60) at thread/qthread_unix.cpp:337
#16 0x00007f6ba748b6aa in start_thread (arg=0x7f6ac57c1700) at pthread_create.c:333
#17 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 27 (Thread 0x7f6ac4b71700 (LWP 2033)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6ac4b70b60, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x21608d0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x21608d0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6ac4b70c34, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6ac4b70c34) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x215ec80, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6ac4b70e00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x215e550) at thread/qthread_unix.cpp:337
#16 0x00007f6ba748b6aa in start_thread (arg=0x7f6ac4b71700) at pthread_create.c:333
#17 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 26 (Thread 0x7f6abf6c4700 (LWP 2034)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6abf6c3b40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6ac0005360) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6ac0005360, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6abf6c3c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6abf6c3c14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6ac00013e0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6abf6c3de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x21da400) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6abf6c4700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7f6abdd17700 (LWP 2039)):
#0  0x00007f6ba7c0049d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6ba45782f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba453496c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba4534e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b4c008720, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6abdd16d90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007f6bacd1db56 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x236d060) at thread/qthread_unix.cpp:337
#10 0x00007f6ba748b6aa in start_thread (arg=0x7f6abdd17700) at pthread_create.c:333
#11 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7f6abc9d9700 (LWP 2041)):
#0  0x00007f6ba7c0049d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6ba45782f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba453496c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba4534e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b48007ec0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6abc9d8de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x1386510) at thread/qthread_unix.cpp:337
#10 0x00007f6ba748b6aa in start_thread (arg=0x7f6abc9d9700) at pthread_create.c:333
#11 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7f6aba06a700 (LWP 2055)):
#0  0x00007f6ba45797a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba45343f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b500085d0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6aba069de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x27ad6d0) at thread/qthread_unix.cpp:337
#9  0x00007f6ba748b6aa in start_thread (arg=0x7f6aba06a700) at pthread_create.c:333
#10 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7f6ab8f67700 (LWP 2056)):
#0  0x00007f6ba4534390 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b54014810, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6ab8f66de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x285e5e0) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6ab8f67700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7f6ab7c5d700 (LWP 2058)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6ab7c5cb40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b6011edf0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b6011edf0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6ab7c5cc14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6ab7c5cc14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b60052010, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6ab7c5cde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x2957c50) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6ab7c5d700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7f6ab6b5a700 (LWP 2059)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6ab6b59b40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b5c1ab6c0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b5c1ab6c0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6ab6b59c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6ab6b59c14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b5c0082c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6ab6b59de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x2a4bb00) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6ab6b5a700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7f6ab5a57700 (LWP 2060)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6ab5a56b40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b64232480) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b64232480, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6ab5a56c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6ab5a56c14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b640082c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6ab5a56de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x2b78510) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6ab5a57700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7f6ab4954700 (LWP 2061)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6ab4953b40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b680298a0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b680298a0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6ab4953c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6ab4953c14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b68008720, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6ab4953de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x2c2d080) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6ab4954700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7f6ab3851700 (LWP 2062)):
#0  0x00007f6ba4534444 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b74014580, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6ab3850de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x2d4d390) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6ab3851700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7f6ab274e700 (LWP 2063)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6ab274db40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b700a01c0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b700a01c0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6ab274dc14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6ab274dc14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b700da360, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6ab274dde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x2e0fce0) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6ab274e700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7f6ab164b700 (LWP 2064)):
#0  0x00007f6ba45344e8 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b780013a0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6ab164ade0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x2f01a40) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6ab164b700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7f6ab0548700 (LWP 2065)):
#0  0x00007f6ba7c048dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6ba4534ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b800013e0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6ab0547de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x2fef3f0) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6ab0548700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7f6aaf445700 (LWP 2066)):
#0  0x00007f6ba7c048dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6ba4534ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b8c075270, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6aaf444de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0xf4b100) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6aaf445700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f6aae342700 (LWP 2067)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6aae341b40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b940058b0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b940058b0, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6aae341c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6aae341c14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b94004e40, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6aae341de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x31d0ac0) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6aae342700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f6aad23f700 (LWP 2072)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6ba8286c6b in wait (time=18446744073709551615, this=0x2791f40) at thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x23ab3f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007f6bacd8ffab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f6bacd903a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x23ab370) at thread/qthread_unix.cpp:337
#6  0x00007f6ba748b6aa in start_thread (arg=0x7f6aad23f700) at pthread_create.c:333
#7  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f6aaba3e700 (LWP 2076)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6ba8286c6b in wait (time=18446744073709551615, this=0x38d3170) at thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2738390, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007f6bacd8ffab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f6bacd903a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x2738310) at thread/qthread_unix.cpp:337
#6  0x00007f6ba748b6aa in start_thread (arg=0x7f6aaba3e700) at pthread_create.c:333
#7  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f6aa676b700 (LWP 2107)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6aa676ab20, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b4c0a3e20) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b4c0a3e20, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6aa676abf4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6aa676abf4) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b4c004a60, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6aa676adc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6aa8a24cf7 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x3ff0310) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6aa676b700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f6aa4d0e700 (LWP 2172)):
#0  0x00007f6ba45797a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba45343f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b4811d820, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6aa4d0dde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x274b4f0) at thread/qthread_unix.cpp:337
#9  0x00007f6ba748b6aa in start_thread (arg=0x7f6aa4d0e700) at pthread_create.c:333
#10 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f6aa3c1d700 (LWP 2175)):
#0  0x00007f6ba45797a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6ba45346f9 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534e37 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b500085b0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6aa3c1cde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x42ef830) at thread/qthread_unix.cpp:337
#9  0x00007f6ba748b6aa in start_thread (arg=0x7f6aa3c1d700) at pthread_create.c:333
#10 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f6aa2815700 (LWP 2190)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6aa2814b40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b541edd50) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b541edd50, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6aa2814c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6aa2814c14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b540e31a0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6aa2814de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x44e5eb0) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6aa2815700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f6aa1712700 (LWP 2191)):
#0  0x00007ffce9fa6c2e in clock_gettime ()
#1  0x00007f6ba7c1e38d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f6ba833bcb6 in qt_clock_gettime (ts=0x7f6aa1711b40, 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  0x00007f6ba851a639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6b600c8660) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007f6ba851aba5 in QTimerInfoList::timerWait (this=0x7f6b600c8660, tm=...) at kernel/qtimerinfo_unix.cpp:379
#7  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6aa1711c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f6aa1711c14) at kernel/qeventdispatcher_glib.cpp:160
#9  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b600086c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#13 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6aa1711de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#14 0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#15 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x468d110) at thread/qthread_unix.cpp:337
#17 0x00007f6ba748b6aa in start_thread (arg=0x7f6aa1712700) at pthread_create.c:333
#18 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f6a9b2ae700 (LWP 2199)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6ba8286c6b in wait (time=18446744073709551615, this=0x52a5790) at thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5292ea0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007f6bacd8ffab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f6bacd903a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x5292e20) at thread/qthread_unix.cpp:337
#6  0x00007f6ba748b6aa in start_thread (arg=0x7f6a9b2ae700) at pthread_create.c:333
#7  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f6a99941700 (LWP 2206)):
#0  0x00007f6ba851ab52 in QTimerInfoList::repairTimersIfNeeded (this=0x7f6b6803d420) at kernel/qtimerinfo_unix.cpp:160
#1  0x00007f6ba851abb3 in QTimerInfoList::timerWait (this=0x7f6b6803d420, tm=...) at kernel/qtimerinfo_unix.cpp:380
#2  0x00007f6ba851c03e in timerSourcePrepareHelper (timeout=0x7f6a99940c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127
#3  timerSourcePrepare (source=<optimized out>, timeout=0x7f6a99940c14) at kernel/qeventdispatcher_glib.cpp:160
#4  0x00007f6ba45343fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6ba4534de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b68061070, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#8  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6a99940de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#9  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#10 0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x4aaf0a0) at thread/qthread_unix.cpp:337
#12 0x00007f6ba748b6aa in start_thread (arg=0x7f6a99941700) at pthread_create.c:333
#13 0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f6a9883e700 (LWP 2207)):
#0  0x00007f6ba7c048dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6ba4534ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6ba851cc6c in QEventDispatcherGlib::processEvents (this=0x7f6b7400cec0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7f6a9883dde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f6ba8280b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f6baa00ef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f6ba8285b0e in QThreadPrivate::start (arg=0x49e07a0) at thread/qthread_unix.cpp:337
#8  0x00007f6ba748b6aa in start_thread (arg=0x7f6a9883e700) at pthread_create.c:333
#9  0x00007f6ba7c0feed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f6bad07c7c0 (LWP 1983)):
[KCrash Handler]
#6  KXErrorHandler::handle (this=0x91, dpy=0xf58910, e=0x7ffce9f83820) at ../../src/kxerrorhandler.cpp:109
#7  0x00007f6bac9f007e in KXErrorHandler::handler_wrapper (dpy=<optimized out>, e=<optimized out>) at ../../src/kxerrorhandler.cpp:102
#8  0x00007f6baa5e97ed in _XError (dpy=dpy@entry=0xf58910, rep=rep@entry=0x7f6b94168bd0) at ../../src/XlibInt.c:1463
#9  0x00007f6baa5e67e7 in handle_error (dpy=dpy@entry=0xf58910, err=0x7f6b94168bd0, in_XReply=in_XReply@entry=1) at ../../src/xcb_io.c:213
#10 0x00007f6baa5e78b1 in _XReply (dpy=dpy@entry=0xf58910, rep=rep@entry=0x7ffce9f839c0, extra=extra@entry=0, discard=discard@entry=0) at ../../src/xcb_io.c:699
#11 0x00007f6baa5ce4c6 in XGetWindowProperty (dpy=0xf58910, w=23068678, property=property@entry=67, offset=offset@entry=0, length=length@entry=8192, delete=delete@entry=0, req_type=31, actual_type=0x7ffce9f83a80, actual_format=0x7ffce9f83a7c, nitems=0x7ffce9f83a88, bytesafter=0x7ffce9f83a90, prop=0x7ffce9f83a98) at ../../src/GetProp.c:69
#12 0x00007f6baa5cd72d in XGetClassHint (dpy=<optimized out>, w=<optimized out>, classhint=0x7ffce9f83ad0) at ../../src/GetHints.c:311
#13 0x00007f6abad39d93 in TaskManager::Task::classClass (this=this@entry=0x59519f0) at ../../libtaskmanager/task_x11.cpp:76
#14 0x00007f6abad2abca in TaskManager::TaskItem::launcherUrlFromTask (groupManager=0x25e13b0, task=0x59519f0, startup=startup@entry=0x0) at ../../libtaskmanager/taskitem.cpp:584
#15 0x00007f6abad069b7 in TaskManager::GroupManagerPrivate::addTask (this=this@entry=0x25e1d00, task=0x59519f0) at ../../libtaskmanager/groupmanager.cpp:373
#16 0x00007f6abad09992 in TaskManager::GroupManagerPrivate::taskChanged (this=0x25e1d00, task=0x59519f0, changes=...) at ../../libtaskmanager/groupmanager.cpp:658
#17 0x00007f6abad0ab36 in TaskManager::GroupManager::qt_static_metacall (_o=0x25e13b0, _c=16091408, _id=-369608672, _a=0x7ffce9f83f50) at ./moc_groupmanager.cpp:277
#18 0x00007f6ba84f49c9 in QMetaObject::activate (sender=sender@entry=0x7f6abaf58fa0 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x7ffce9f83f50) at kernel/qobject.cpp:3716
#19 0x00007f6ba84f5057 in QMetaObject::activate (sender=sender@entry=0x7f6abaf58fa0 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, m=m@entry=0x7f6abaf55800 <TaskManager::TaskManager::staticMetaObject>, local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x7ffce9f83f50) at kernel/qobject.cpp:3582
#20 0x00007f6abad2de7a in TaskManager::TaskManager::windowChanged (this=this@entry=0x7f6abaf58fa0 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, _t1=0x59519f0, _t2=...) at ./moc_taskmanager.cpp:346
#21 0x00007f6abad2e496 in TaskManager::TaskManager::taskChanged (this=0x7f6abaf58fa0 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, changes=...) at ../../libtaskmanager/taskmanager.cpp:385
#22 0x00007f6abad30b3c in TaskManager::TaskManager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./moc_taskmanager.cpp:181
#23 0x00007f6ba84f49c9 in QMetaObject::activate (sender=sender@entry=0x59519f0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffce9f84160) at kernel/qobject.cpp:3716
#24 0x00007f6ba84f5057 in QMetaObject::activate (sender=sender@entry=0x59519f0, m=m@entry=0x7f6abaf576e0 <TaskManager::Task::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffce9f84160) at kernel/qobject.cpp:3582
#25 0x00007f6abad3b318 in TaskManager::Task::changed (this=this@entry=0x59519f0, _t1=...) at moc_task.cpp:354
#26 0x00007f6abad1d562 in TaskManager::Task::refresh (this=this@entry=0x59519f0, dirty=...) at ../../libtaskmanager/task.cpp:161
#27 0x00007f6abad305ca in TaskManager::TaskManager::windowChanged (this=<optimized out>, w=23068678, dirty=0x7ffce9f844b0) at ../../libtaskmanager/taskmanager.cpp:372
#28 0x00007f6abad30ac8 in TaskManager::TaskManager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./moc_taskmanager.cpp:174
#29 0x00007f6ba84f49c9 in QMetaObject::activate (sender=0x7f6bacc1c9f0 <(anonymous namespace)::Q_QGS_g_kwmInstanceContainer::innerFunction()::holder>, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=10, argv=argv@entry=0x7ffce9f84440) at kernel/qobject.cpp:3716
#30 0x00007f6ba84f5057 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f6bacc1bb40 <KWindowSystem::staticMetaObject>, local_signal_index=local_signal_index@entry=10, argv=argv@entry=0x7ffce9f84440) at kernel/qobject.cpp:3582
#31 0x00007f6baca0b4bb in KWindowSystem::windowChanged (this=<optimized out>, _t1=23068678, _t2=0x7ffce9f844b0) at moc_kwindowsystem.cpp:347
#32 0x00007f6bac9f3d1b in NETEventFilter::nativeEventFilter (this=0x252f680, ev=0x7f6b940f0df0) at ../../src/kwindowsystem_x11.cpp:261
#33 0x00007f6ba84c0510 in QAbstractEventDispatcher::filterNativeEvent (this=this@entry=0xf85400, eventType=..., message=message@entry=0x7f6b940f0df0, result=result@entry=0x7ffce9f845a8) at kernel/qabstracteventdispatcher.cpp:460
#34 0x00007f6b9c8fe02d in QXcbConnection::handleXcbEvent (this=this@entry=0xf58550, event=event@entry=0x7f6b940f0df0) at qxcbconnection.cpp:863
#35 0x00007f6b9c8ff4bb in QXcbConnection::processXcbEvents (this=0xf58550) at qxcbconnection.cpp:1303
#36 0x00007f6ba84f573a in QObject::event (this=0xf58550, e=<optimized out>) at kernel/qobject.cpp:1245
#37 0x00007f6ba8dcdb2c in QApplicationPrivate::notify_helper (this=0xf4c800, receiver=0xf58550, e=0x7f6b942ace80) at kernel/qapplication.cpp:3720
#38 0x00007f6ba8dd3000 in QApplication::notify (this=0x7ffce9f84e20, receiver=0xf58550, e=0x7f6b942ace80) at kernel/qapplication.cpp:3503
#39 0x00007f6ba84c3c2b in QCoreApplication::notifyInternal (this=0x7ffce9f84e20, receiver=0xf58550, event=event@entry=0x7f6b942ace80) at kernel/qcoreapplication.cpp:935
#40 0x00007f6ba84c5c9b in sendEvent (event=0x7f6b942ace80, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#41 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xf42280) at kernel/qcoreapplication.cpp:1552
#42 0x00007f6ba84c6298 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#43 0x00007f6ba851c843 in postEventSourceDispatch (s=0xf8ddc0) at kernel/qeventdispatcher_glib.cpp:271
#44 0x00007f6ba4534c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007f6ba4534f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007f6ba4534fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007f6ba851cc57 in QEventDispatcherGlib::processEvents (this=0xf85400, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#48 0x00007f6ba84c13e2 in QEventLoop::exec (this=this@entry=0x7ffce9f84ca0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#49 0x00007f6ba84c902c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#50 0x00007f6ba880831c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#51 0x00007f6ba8dc97a5 in QApplication::exec () at kernel/qapplication.cpp:2956
#52 0x00000000004301b3 in main (argc=2, argv=<optimized out>) at ../../shell/main.cpp:154

Possible duplicates by query: bug 347910, bug 347265, bug 347162, bug 345755, bug 344069.

Reported using DrKonqi
Comment 1 David Edmundson 2015-05-20 09:25:23 UTC 

*** This bug has been marked as a duplicate of bug 340583 ***
Comment 2 David Edmundson 2015-05-20 09:39:02 UTC 
Can you double check your plasma version number for me?

If you run kinfocenter, you should see a line KDE Plasma Version
Comment 3 Stefan Kesseler 2015-05-21 08:16:01 UTC 
(In reply to David Edmundson from comment #2)
> Can you double check your plasma version number for me?
> 
> If you run kinfocenter, you should see a line KDE Plasma Version

It says 5.3.0. 
I filed the report after I added the backports ppa which gave me 5.3.0.