Application: plasmashell ()

Qt Version: 5.4.0
Operating System: Linux 3.18.0-13-generic x86_64
Distribution: Ubuntu Vivid Vervet (development branch)

-- Information about the crash:
I was watching youtube in chrome browser. But have had plasmashell also crash when removing icons from favourites in the applicaition menu widget

-- 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 0x7fda008c3800 (LWP 11402))]

Thread 35 (Thread 0x7fd9ea9ff700 (LWP 11403)):
#0  0x00007fd9fb6640fd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd9fde6bb72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fd9fde6d64f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fd9ed58e0b9 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#4  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9faef90a5 in start_thread (arg=0x7fd9ea9ff700) at pthread_create.c:309
#6  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 34 (Thread 0x7fd9e3e70700 (LWP 11414)):
#0  0x00007fd9fbce391a in QMutex::lock() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007fd9fbf8203b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd9f7f8a3fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9f7f8ade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fd9faef90a5 in start_thread (arg=0x7fd9e3e70700) at pthread_create.c:309
#11 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 33 (Thread 0x7fd9d5357700 (LWP 11437)):
#0  0x00007fd9fb6640fd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd9f7f8aebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd9d5357700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 32 (Thread 0x7fd9cf39a700 (LWP 11454)):
#0  0x00007fd9fb6640fd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd9f7f8aebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd9cf39a700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 31 (Thread 0x7fd9ce399700 (LWP 11455)):
#0  0x00007fd9f7f9a3e2 in g_poll () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f8aebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd9ce399700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 30 (Thread 0x7fd9cd328700 (LWP 11457)):
#0  0x00007fd9f7f8a670 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f8ae37 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd9cd328700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 29 (Thread 0x7fd9bffff700 (LWP 11459)):
#0  0x00007fd9fbcea942 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007fd9fbf823f1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd9f7f8a8c1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9f7f8ae60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fd9faef90a5 in start_thread (arg=0x7fd9bffff700) at pthread_create.c:309
#11 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 28 (Thread 0x7fd9beffe700 (LWP 11460)):
#0  0x00007fd9fb6640fd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd9f7f8aebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd9beffe700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 27 (Thread 0x7fd9bdffd700 (LWP 11461)):
#0  __libc_enable_asynccancel () at ../nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S:65
#1  0x00007fd9fb65fe02 in read () at ../sysdeps/unix/syscall-template.S:81
#2  0x00007fd9f454af45 in ?? () from /usr/lib/nvidia-340/tls/libnvidia-tls.so.340.76
#3  0x00007fd9f7fce2f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd9f7f8a96c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd9f7f8ae60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fd9faef90a5 in start_thread (arg=0x7fd9bdffd700) at pthread_create.c:309
#13 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 26 (Thread 0x7fd9bcf5c700 (LWP 11462)):
#0  0x00007fd9fb6640fd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd9f7f8aebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd9bcf5c700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 25 (Thread 0x7fd9af5f7700 (LWP 11465)):
#0  0x00007fd9f454aec0 in ?? () from /usr/lib/nvidia-340/tls/libnvidia-tls.so.340.76
#1  0x00007fd9f7fce2f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8a96c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9f7f8ae60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fd9faef90a5 in start_thread (arg=0x7fd9af5f7700) at pthread_create.c:309
#11 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 24 (Thread 0x7fd9ae526700 (LWP 11468)):
#0  0x00007fd9f7f8a404 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f8ade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd9ae526700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 23 (Thread 0x7fd9ad435700 (LWP 11469)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd9ffa05684 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007fd9ffa056c9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007fd9faef90a5 in start_thread (arg=0x7fd9ad435700) at pthread_create.c:309
#4  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 22 (Thread 0x7fd9acb1c700 (LWP 11470)):
#0  0x00007fd9fbf820bc in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007fd9f7f8a8c1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8ae60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd9faef90a5 in start_thread (arg=0x7fd9acb1c700) at pthread_create.c:309
#10 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 21 (Thread 0x7fd917c4a700 (LWP 11623)):
#0  0x00007fd9f7fcf789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f8a641 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8ae37 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd9faef90a5 in start_thread (arg=0x7fd917c4a700) at pthread_create.c:309
#10 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 20 (Thread 0x7fd916259700 (LWP 11624)):
#0  0x00007fd9f7fcf789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f89f38 in g_main_context_release () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8ae76 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd9faef90a5 in start_thread (arg=0x7fd916259700) at pthread_create.c:309
#10 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 19 (Thread 0x7fd915186700 (LWP 11625)):
#0  0x00007fd9fb65fe0d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd9f454af45 in ?? () from /usr/lib/nvidia-340/tls/libnvidia-tls.so.340.76
#2  0x00007fd9f7fce2f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9f7f8a96c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd9f7f8ae60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fd9faef90a5 in start_thread (arg=0x7fd915186700) at pthread_create.c:309
#12 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 18 (Thread 0x7fd907fff700 (LWP 11626)):
#0  0x00007fd9f7f8a4e8 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f8ade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd907fff700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 17 (Thread 0x7fd906f9e700 (LWP 11627)):
#0  0x00007fd9f7f8a901 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f8ae60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd906f9e700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 16 (Thread 0x7fd905ead700 (LWP 11628)):
#0  0x00007fff010f5b60 in clock_gettime ()
#1  0x00007fd9fb67c8cd in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007fd9fbda1a96 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007fd9fbf80499 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf80a05 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbf81e9e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9f7f8a3fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fd9f7f8ade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fd9faef90a5 in start_thread (arg=0x7fd905ead700) at pthread_create.c:309
#15 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 15 (Thread 0x7fd904dba700 (LWP 11629)):
#0  0x00007fd9f7fcf7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f89e5e in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8ad75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd9faef90a5 in start_thread (arg=0x7fd904dba700) at pthread_create.c:309
#10 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 14 (Thread 0x7fd8f77ff700 (LWP 11630)):
#0  0x00007fd9f7fcf7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f8aeb1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd8f77ff700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 13 (Thread 0x7fd8f67fe700 (LWP 11631)):
#0  0x00007fd9f7f9a3e2 in g_poll () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f8aebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd8f67fe700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 12 (Thread 0x7fd8f57fd700 (LWP 11632)):
#0  0x00007fd9fb6640fd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd9f7f8aebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fda00569806 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd8f57fd700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 11 (Thread 0x7fd8e2c29700 (LWP 11648)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd9fbcecbab in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fda005dbd6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007fda005dc160 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9faef90a5 in start_thread (arg=0x7fd8e2c29700) at pthread_create.c:309
#6  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 10 (Thread 0x7fd8dabdf700 (LWP 11711)):
#0  0x00007fd9f7fcf7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f8a3f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8ade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd9faef90a5 in start_thread (arg=0x7fd8dabdf700) at pthread_create.c:309
#10 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7fd8d9b4e700 (LWP 11712)):
#0  0x00007fd9f7f8a2d7 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd9f7f8ade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd8d9b4e700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7fd8d3fff700 (LWP 11725)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd9fbcecbab in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fda005dbd6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007fda005dc160 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9faef90a5 in start_thread (arg=0x7fd8d3fff700) at pthread_create.c:309
#6  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7fd8d35fe700 (LWP 11737)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd9fbcecbab in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fda005dbd6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007fda005dc160 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9faef90a5 in start_thread (arg=0x7fd8d35fe700) at pthread_create.c:309
#6  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7fd8d20b2700 (LWP 12647)):
#0  0x00007fd9fb6640fd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd9f7f8aebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd8d20b2700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7fd8bf7ff700 (LWP 12648)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd9fbcecbab in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fda005dbd6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007fda005dc160 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9faef90a5 in start_thread (arg=0x7fd8bf7ff700) at pthread_create.c:309
#6  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7fd8bdad3700 (LWP 13245)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd9fbcecbab in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fda005dbd6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007fda005dc160 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9faef90a5 in start_thread (arg=0x7fd8bdad3700) at pthread_create.c:309
#6  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7fd8bedfe700 (LWP 15434)):
#0  poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd9f7f8aebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9faef90a5 in start_thread (arg=0x7fd8bedfe700) at pthread_create.c:309
#9  0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7fd8af7ff700 (LWP 15435)):
#0  0x00007fd9fb65fe0d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd9f454af45 in ?? () from /usr/lib/nvidia-340/tls/libnvidia-tls.so.340.76
#2  0x00007fd9f7fce2f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd9f7f8a96c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd9f7f8ae60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fd9fbf82acc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd9fbce6a94 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd9fdd07865 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007fd9fbceba4e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fd9faef90a5 in start_thread (arg=0x7fd8af7ff700) at pthread_create.c:309
#12 0x00007fd9fb66e5ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7fda008c3800 (LWP 11402)):
[KCrash Handler]
#6  0x00007fd9fdad9ab9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fd9fdd4da48 in QQmlDelegateModel::_q_itemsChanged(int, int, QVector<int> const&) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fd9fdd53561 in QQmlDelegateModel::_q_layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fd9fdd755ff in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007fd9fdd75d0f in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007fd9fbf5aa72 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fd9fbfd8096 in QAbstractItemModel::layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007fd9fbefa815 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fd9fbf5a959 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007fd9fbfd7fac in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007fd918ac3663 in TaskManager::TasksModelPrivate::itemChanged (this=0x3853360, changes=...) at ../../libtaskmanager/tasksmodel.cpp:515
#17 0x00007fd918ac4077 in TaskManager::TasksModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=0x7fff01058830) at ./moc_tasksmodel.cpp:213
#18 0x00007fd9fbf5a959 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007fd918acc038 in TaskManager::AbstractGroupableItem::changed (this=<optimized out>, _t1=...) at moc_abstractgroupableitem.cpp:222
#20 0x00007fd918acd46b in TaskManager::AbstractGroupableItem::qt_static_metacall (_o=0x4f9f590, _c=27, _id=86939840, _a=0x1b) at moc_abstractgroupableitem.cpp:134
#21 0x00007fd9fbf5a959 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007fd918acc228 in TaskManager::Task::changed (this=this@entry=0x5bd3530, _t1=...) at moc_task.cpp:354
#23 0x00007fd918aaca9a in TaskManager::Task::setActive (this=0x5bd3530, a=<optimized out>) at ../../libtaskmanager/task.cpp:178
#24 0x00007fd918abf63c in TaskManager::TaskManager::activeWindowChanged (this=0x7fd918ce9f90 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, w=<optimized out>) at ../../libtaskmanager/taskmanager.cpp:412
#25 0x00007fd918ac19c9 in TaskManager::TaskManager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./moc_taskmanager.cpp:175
#26 0x00007fd9fbf5a959 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007fda00256f52 in KWindowSystem::activeWindowChanged (this=<optimized out>, _t1=109052018) at moc_kwindowsystem.cpp:301
#28 0x00007fda0023ef96 in NETEventFilter::nativeEventFilter (this=0x38412f0, ev=0x7fd9e4003800) at ../../src/kwindowsystem_x11.cpp:207
#29 0x00007fd9fbf264c0 in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007fd9ed58d04d in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#31 0x00007fd9ed58e4db in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#32 0x00007fd9fbf5b6ca in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007fd9fc8322ec in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007fd9fc837960 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#35 0x00007fd9fbf29bdb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#36 0x00007fd9fbf2bc4b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#37 0x00007fd9fbf826a3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007fd9f7f8ac3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007fd9f7f8af20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007fd9f7f8afcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007fd9fbf82ab7 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#42 0x00007fd9fbf27392 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#43 0x00007fd9fbf2efdc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#44 0x000000000042fd0f in main (argc=2, argv=<optimized out>) at ../../shell/main.cpp:150

Possible duplicates by query: bug 344695, bug 342975, bug 342763, bug 341219.

Reported using DrKonqi