Bug 344069

Summary: Plasma5 Shell crash while opening an attachment from within thunderbird
Product: [Plasma] plasmashell Reporter: Thomas Pasch <thomas.pasch>
Component: Task Manager and Icons-Only Task Manager widgetsAssignee: Eike Hein <hein>
Status: RESOLVED DUPLICATE    
Severity: crash CC: bshah
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.2.0   
Target Milestone: 1.0   
Platform: unspecified   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Thomas Pasch 2015-02-12 08:45:25 UTC 
Application: plasmashell ()

Qt Version: 5.4.0
Operating System: Linux 3.16.0-30-generic x86_64
Distribution: Ubuntu 14.10

-- Information about the crash:
- What I was doing when the application crashed:
Plasma5 Shell crash while opening an attachment from within thunderbird

-- Backtrace:
Application: plasmashell (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f05cc270880 (LWP 12732))]

Thread 35 (Thread 0x7f05b9074700 (LWP 12734)):
#0  0x00007f05c706c3dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f05c9834b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f05c983664f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f05bbc00f79 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#4  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c69040a5 in start_thread (arg=0x7f05b9074700) at pthread_create.c:309
#6  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 34 (Thread 0x7f05b2d22700 (LWP 12738)):
#0  0x00007fffe65fab43 in clock_gettime ()
#1  0x00007f05c7084bad in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f05c77a89b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f05c7981d69 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c79822d5 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c79836ae in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c39a346d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f05c39a3e0b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f05c69040a5 in start_thread (arg=0x7f05b2d22700) at pthread_create.c:309
#15 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 33 (Thread 0x7f05a7d2d700 (LWP 12739)):
#0  0x00007f05c706c3dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f05c39a3ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c69040a5 in start_thread (arg=0x7f05a7d2d700) at pthread_create.c:309
#9  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 32 (Thread 0x7f05a55f2700 (LWP 12743)):
#0  0x00007f05c39e8369 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f05c39a3ddd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c69040a5 in start_thread (arg=0x7f05a55f2700) at pthread_create.c:309
#9  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 31 (Thread 0x7f0597fff700 (LWP 12744)):
#0  0x00007f05c706c3dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f05c39a3ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c69040a5 in start_thread (arg=0x7f0597fff700) at pthread_create.c:309
#9  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 30 (Thread 0x7f0596ffe700 (LWP 12745)):
#0  poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f05c39a3ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c69040a5 in start_thread (arg=0x7f0596ffe700) at pthread_create.c:309
#9  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 29 (Thread 0x7f0595ffd700 (LWP 12746)):
#0  0x00007f05c706c3dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f05c39a3ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c69040a5 in start_thread (arg=0x7f0595ffd700) at pthread_create.c:309
#9  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 28 (Thread 0x7f0594ffc700 (LWP 12747)):
#0  0x00007f05c39a2e50 in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f05c39a3d95 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c69040a5 in start_thread (arg=0x7f0594ffc700) at pthread_create.c:309
#9  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 27 (Thread 0x7f05877ff700 (LWP 12748)):
#0  0x00007f05c7084bad in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#1  0x00007f05c77a89b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f05c7981d69 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f05c79822d5 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c79836ae in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c39a346d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f05c39a3e0b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f05c69040a5 in start_thread (arg=0x7f05877ff700) at pthread_create.c:309
#14 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 26 (Thread 0x7f05867fe700 (LWP 12749)):
#0  0x00007f05c70680ed in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f05c39e6ed0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a396c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f05c69040a5 in start_thread (arg=0x7f05867fe700) at pthread_create.c:309
#11 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 25 (Thread 0x7f05855f5700 (LWP 12750)):
#0  0x00007f05c706c3dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f05c39a3ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c69040a5 in start_thread (arg=0x7f05855f5700) at pthread_create.c:309
#9  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 24 (Thread 0x7f0573fff700 (LWP 12751)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f05cb3be334 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f05cb3be379 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f05c69040a5 in start_thread (arg=0x7f0573fff700) at pthread_create.c:309
#4  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 23 (Thread 0x7f04f37fe700 (LWP 12752)):
#0  0x00007f05c39e8384 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f05c39a4006 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c69040a5 in start_thread (arg=0x7f04f37fe700) at pthread_create.c:309
#8  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 22 (Thread 0x7f04f22e3700 (LWP 12753)):
#0  0x00007f05c39e8384 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f05c39a38b9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f05c69040a5 in start_thread (arg=0x7f04f22e3700) at pthread_create.c:309
#10 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 21 (Thread 0x7f04f0c34700 (LWP 12754)):
#0  0x00007f05c706c3dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f05c39a3ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c69040a5 in start_thread (arg=0x7f04f0c34700) at pthread_create.c:309
#9  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 20 (Thread 0x7f04e37ff700 (LWP 12755)):
#0  0x00007f05c39e8384 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f05c39a38b9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f05c69040a5 in start_thread (arg=0x7f04e37ff700) at pthread_create.c:309
#10 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 19 (Thread 0x7f04e27fe700 (LWP 12756)):
#0  0x00007f05c39a0f7d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f05c39a380b in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05cbf1f256 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f05c69040a5 in start_thread (arg=0x7f04e27fe700) at pthread_create.c:309
#10 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 18 (Thread 0x7f04e182b700 (LWP 12757)):
#0  0x00007f05c39e8384 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f05c39a38b9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05cbf1f256 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f05c69040a5 in start_thread (arg=0x7f04e182b700) at pthread_create.c:309
#10 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 17 (Thread 0x7f04e102a700 (LWP 12758)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f05c76f4fab in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f05cbf90d6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007f05cbf91160 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c69040a5 in start_thread (arg=0x7f04e102a700) at pthread_create.c:309
#6  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 16 (Thread 0x7f04e0829700 (LWP 12759)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f05c76f4fab in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f05cbf90d6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007f05cbf91160 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c69040a5 in start_thread (arg=0x7f04e0829700) at pthread_create.c:309
#6  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 15 (Thread 0x7f04d1fff700 (LWP 12760)):
#0  0x00007f05c39e8369 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f05c39a376f in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f05c69040a5 in start_thread (arg=0x7f04d1fff700) at pthread_create.c:309
#10 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 14 (Thread 0x7f04c6add700 (LWP 12761)):
#0  0x00007f05c76ebefa in QMutex::lock() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f05c7983be9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f05c39a38c1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f05c69040a5 in start_thread (arg=0x7f04c6add700) at pthread_create.c:309
#11 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 13 (Thread 0x7f04c59ea700 (LWP 12762)):
#0  0x00007f05c70680ed in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f05c39e6ed0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a396c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f05c69040a5 in start_thread (arg=0x7f04c59ea700) at pthread_create.c:309
#11 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 12 (Thread 0x7f04c48f7700 (LWP 12763)):
#0  0x00007f05c39e8384 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f05c39a3d8d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c69040a5 in start_thread (arg=0x7f04c48f7700) at pthread_create.c:309
#9  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 11 (Thread 0x7f04b37ff700 (LWP 12764)):
#0  0x00007f05c706c3dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f05c39a3ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c69040a5 in start_thread (arg=0x7f04b37ff700) at pthread_create.c:309
#9  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 10 (Thread 0x7f04b270e700 (LWP 12765)):
#0  0x00007f05c39e8369 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f05c39a38cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3e83 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f05c69040a5 in start_thread (arg=0x7f04b270e700) at pthread_create.c:309
#10 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7f04b161d700 (LWP 12766)):
#0  0x00007f05c39e8384 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f05c39a3a4a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3f48 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f05c69040a5 in start_thread (arg=0x7f04b161d700) at pthread_create.c:309
#10 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7f04a3fff700 (LWP 12767)):
#0  __libc_enable_asynccancel () at ../nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S:65
#1  0x00007f05c706c3d2 in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0x00007f05c39a3ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f05c69040a5 in start_thread (arg=0x7f04a3fff700) at pthread_create.c:309
#10 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7f04a2ffe700 (LWP 12768)):
#0  0x00007f05c79822d5 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f05c79836ae in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f05c39a346d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3e0b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f05c69040a5 in start_thread (arg=0x7f04a2ffe700) at pthread_create.c:309
#11 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f049bfff700 (LWP 12769)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f05c76f4fab in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f05cbf90d6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007f05cbf91160 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c69040a5 in start_thread (arg=0x7f049bfff700) at pthread_create.c:309
#6  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f049a7fe700 (LWP 12770)):
#0  __libc_enable_asynccancel () at ../nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S:65
#1  0x00007f05c706c3d2 in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0x00007f05c39a3ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f05c69040a5 in start_thread (arg=0x7f049a7fe700) at pthread_create.c:309
#10 0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f04997fd700 (LWP 12771)):
#0  0x00007f05c706c3dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f05c39a3ee4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f05c798428c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c76ef074 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f05c96d22c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f05c69040a5 in start_thread (arg=0x7f04997fd700) at pthread_create.c:309
#9  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f048e6f3700 (LWP 12986)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f05c76f4fab in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f05cbf90d6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007f05cbf91160 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c69040a5 in start_thread (arg=0x7f048e6f3700) at pthread_create.c:309
#6  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f048cbf1700 (LWP 13032)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f05c76f4fab in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f05cbf90d6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007f05cbf91160 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f05c76f3e4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f05c69040a5 in start_thread (arg=0x7f048cbf1700) at pthread_create.c:309
#6  0x00007f05c707688d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f05cc270880 (LWP 12732)):
[KCrash Handler]
#5  KXErrorHandler::handle (this=0x91, dpy=0x1232850, e=0x7fffe6445bd0) at ../../src/kxerrorhandler.cpp:109
#6  0x00007f05cbbf401e in KXErrorHandler::handler_wrapper (dpy=<optimized out>, e=<optimized out>) at ../../src/kxerrorhandler.cpp:102
#7  0x00007f05c9a887ed in _XError (dpy=dpy@entry=0x1232850, rep=rep@entry=0x7f05b4003ad0) at ../../src/XlibInt.c:1463
#8  0x00007f05c9a857e7 in handle_error (dpy=dpy@entry=0x1232850, err=0x7f05b4003ad0, in_XReply=in_XReply@entry=1) at ../../src/xcb_io.c:213
#9  0x00007f05c9a868b1 in _XReply (dpy=dpy@entry=0x1232850, rep=rep@entry=0x7fffe6445d70, extra=extra@entry=0, discard=discard@entry=0) at ../../src/xcb_io.c:699
#10 0x00007f05c9a6d4c6 in XGetWindowProperty (dpy=0x1232850, w=121746027, property=property@entry=67, offset=offset@entry=0, length=length@entry=8192, delete=delete@entry=0, req_type=31, actual_type=0x7fffe6445e30, actual_format=0x7fffe6445e2c, nitems=0x7fffe6445e38, bytesafter=0x7fffe6445e40, prop=0x7fffe6445e48) at ../../src/GetProp.c:69
#11 0x00007f05c9a6c72d in XGetClassHint (dpy=<optimized out>, w=<optimized out>, classhint=0x7fffe6445e80) at ../../src/GetHints.c:311
#12 0x00007f04c79badb3 in TaskManager::Task::classClass (this=this@entry=0x4f3a520) at ../../libtaskmanager/task_x11.cpp:76
#13 0x00007f04c79abe9a in TaskManager::TaskItem::launcherUrlFromTask (groupManager=0x2f20dc0, task=0x4f3a520, startup=startup@entry=0x0) at ../../libtaskmanager/taskitem.cpp:584
#14 0x00007f04c79888c3 in TaskManager::GroupManagerPrivate::addTask (this=0x2f217a0, task=0x4f3a520) at ../../libtaskmanager/groupmanager.cpp:373
#15 0x00007f04c798c740 in TaskManager::GroupManager::qt_static_metacall (_o=0x2f20dc0, _c=19081296, _id=-431727664, _a=0x7fffe64462a0) at ./moc_groupmanager.cpp:283
#16 0x00007f05c795c659 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f04c79aee5f in TaskManager::TaskManager::taskAdded (this=this@entry=0x7f04c7bd9f90 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, _t1=_t1@entry=0x4f3a520) at ./moc_taskmanager.cpp:304
#18 0x00007f04c79b013e in TaskManager::TaskManager::windowAdded (this=0x7f04c7bd9f90 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, w=121746027) at ../../libtaskmanager/taskmanager.cpp:295
#19 0x00007f04c79b1bef in TaskManager::TaskManager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./moc_taskmanager.cpp:172
#20 0x00007f05c795c659 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f05cbc0ebe2 in KWindowSystem::windowAdded (this=<optimized out>, _t1=121746027) at moc_kwindowsystem.cpp:288
#22 0x00007f05cbbf8205 in NETEventFilter::addClient (this=0x2e55b70, w=121746027) at ../../src/kwindowsystem_x11.cpp:322
#23 0x00007f05cbc075fd in NETRootInfo::update (this=0x2e55b70, properties=..., properties2=...) at ../../src/netwm.cpp:2253
#24 0x00007f05cbc08404 in NETRootInfo::event (this=0x91, event=0x1232850, properties=0x7fffe6446af0, properties2=0x7fffe6446b00) at ../../src/netwm.cpp:2090
#25 0x00007f05cbc08702 in NETRootInfo::event (this=<optimized out>, ev=<optimized out>, properties=0x7fffe6446ba0, properties_size=5) at ../../src/netwm.cpp:1875
#26 0x00007f05cbbf7dbd in NETEventFilter::nativeEventFilter (this=0x2e55b70, ev=0x7f05b4008400) at ../../src/kwindowsystem_x11.cpp:198
#27 0x00007f05c7929a50 in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f05bbbffe6d in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#29 0x00007f05bbc0139b in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#30 0x00007f05c795d7ba in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f05c822bd3c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007f05c8231330 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007f05c792d03b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007f05c792f07b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007f05c7983e83 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#36 0x00007f05c39a3c5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f05c39a3f48 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007f05c39a3ffc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f05c7984277 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007f05c792a8d2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#41 0x00007f05c793237c in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#42 0x000000000042fccf in main (argc=4, argv=<optimized out>) at ../../shell/main.cpp:150

Possible duplicates by query: bug 340640.

Reported using DrKonqi
Comment 1 Thomas Pasch 2015-02-12 09:36:08 UTC 
System: Ubuntu 14.10/utopic amd64
libplasmagenericshell 4:4.11.12-0ubuntu1.1 from utopic-updates

running on a Plasma 5.2 desktop from ppa:
kubuntu-plasma5-desktop 1.0~ppa15 from utopic
LP-PPA-kubuntu-ppa-next/utopic
Comment 2 Eike Hein 2015-02-12 12:09:14 UTC 

*** This bug has been marked as a duplicate of bug 340583 ***