Bug 361302

Application: plasmashell (5.4.2)

Qt Version: 5.4.2
Operating System: Linux 4.2.0-34-generic x86_64
Distribution: Ubuntu 15.10

-- Information about the crash:
- What I was doing when the application crashed:

I have switched to tty1 to run a script (wlan auth) while waiting for kde to load.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
[Current thread is 1 (Thread 0x7f2304212800 (LWP 2563))]

Thread 8 (Thread 0x7f22edc37700 (LWP 2565)):
#0  0x00007f22fe9d488d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f2302a1bbd2 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f2302a1d74f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f22f080ba39 in QXcbEventReader::run (this=0x16f56d0) at qxcbconnection.cpp:1105
#4  0x00007f22ff0c72be in QThreadPrivate::start (arg=0x16f56d0) at thread/qthread_unix.cpp:337
#5  0x00007f22fe1b66aa in start_thread (arg=0x7f22edc37700) at pthread_create.c:333
#6  0x00007f22fe9dfe9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f22e73ea700 (LWP 2569)):
#0  0x00007f22fe9d044d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f22f77d2f75 in ?? () from /usr/lib/nvidia-352-updates/tls/libnvidia-tls.so.352.63
#2  0x00007f22fb7c44e0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f22fb780cd4 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f22fb781190 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f22fb7812fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f22ff2fe29b in QEventDispatcherGlib::processEvents (this=0x7f22e00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007f22ff2a475a in QEventLoop::exec (this=this@entry=0x7f22e73e9da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#8  0x00007f22ff0c23d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#9  0x00007f23018eaf85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f22ff0c72be in QThreadPrivate::start (arg=0x1801580) at thread/qthread_unix.cpp:337
#11 0x00007f22fe1b66aa in start_thread (arg=0x7f22e73ea700) at pthread_create.c:333
#12 0x00007f22fe9dfe9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f22dcce9700 (LWP 2570)):
#0  0x00007f22fe9d488d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f22fb7811ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f22fb7812fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f22ff2fe29b in QEventDispatcherGlib::processEvents (this=0x7f22d80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007f22ff2a475a in QEventLoop::exec (this=this@entry=0x7f22dcce8da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f22ff0c23d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f23018eaf85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f22ff0c72be in QThreadPrivate::start (arg=0x19f1b90) at thread/qthread_unix.cpp:337
#8  0x00007f22fe1b66aa in start_thread (arg=0x7f22dcce9700) at pthread_create.c:333
#9  0x00007f22fe9dfe9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f22d638d700 (LWP 2575)):
#0  0x00007f22fe9d488d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f22fb7811ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f22fb7812fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f22ff2fe29b in QEventDispatcherGlib::processEvents (this=0x7f22c80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007f22ff2a475a in QEventLoop::exec (this=this@entry=0x7f22d638cda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f22ff0c23d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f23018eaf85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f22ff0c72be in QThreadPrivate::start (arg=0x1d45a70) at thread/qthread_unix.cpp:337
#8  0x00007f22fe1b66aa in start_thread (arg=0x7f22d638d700) at pthread_create.c:333
#9  0x00007f22fe9dfe9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f22d4a6a700 (LWP 2576)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f2303c76114 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f2303c76159 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f22fe1b66aa in start_thread (arg=0x7f22d4a6a700) at pthread_create.c:333
#4  0x00007f22fe9dfe9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f22cd658700 (LWP 2587)):
#0  0x00007f22fb7c5869 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f22fb7809a1 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f22fb781167 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f22fb7812fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f22ff2fe29b in QEventDispatcherGlib::processEvents (this=0x7f22440008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f22ff2a475a in QEventLoop::exec (this=this@entry=0x7f22cd657d50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f22ff0c23d4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f2302266ef6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f22ff0c72be in QThreadPrivate::start (arg=0x2185c00) at thread/qthread_unix.cpp:337
#9  0x00007f22fe1b66aa in start_thread (arg=0x7f22cd658700) at pthread_create.c:333
#10 0x00007f22fe9dfe9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f2242425700 (LWP 2663)):
[KCrash Handler]
#6  __strstr_sse2_unaligned () at ../sysdeps/x86_64/multiarch/strstr-sse2-unaligned.S:40
#7  0x00007f23022b780a in QSGRenderContext::initialize(QOpenGLContext*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f23022da619 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007f22ff0c72be in QThreadPrivate::start (arg=0x22d87b0) at thread/qthread_unix.cpp:337
#10 0x00007f22fe1b66aa in start_thread (arg=0x7f2242425700) at pthread_create.c:333
#11 0x00007f22fe9dfe9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f2304212800 (LWP 2563)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f22ff0c855b in QWaitConditionPrivate::wait (time=18446744073709551615, this=0x22ed4a0) at thread/qwaitcondition_unix.cpp:136
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x22d87f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f23022d683b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f23022d932f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f23022d993b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f22ff5d17c5 in QWindow::event (this=0x1e8dab0, ev=<optimized out>) at kernel/qwindow.cpp:2058
#7  0x00007f2302309fd3 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x000000000043e906 in DesktopView::event (this=0x1e8dab0, e=0x7ffe260da540) at ../../shell/desktopview.cpp:206
#9  0x00007f22ffd84b8c in QApplicationPrivate::notify_helper (this=this@entry=0x16c8ce0, receiver=receiver@entry=0x1e8dab0, e=e@entry=0x7ffe260da540) at kernel/qapplication.cpp:3720
#10 0x00007f22ffd8a230 in QApplication::notify (this=0x7ffe260da980, receiver=0x1e8dab0, e=0x7ffe260da540) at kernel/qapplication.cpp:3503
#11 0x00007f22ff2a6f1b in QCoreApplication::notifyInternal (this=0x7ffe260da980, receiver=receiver@entry=0x1e8dab0, event=event@entry=0x7ffe260da540) at kernel/qcoreapplication.cpp:935
#12 0x00007f22ff5ca336 in QCoreApplication::sendSpontaneousEvent (event=0x7ffe260da540, receiver=0x1e8dab0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#13 QGuiApplicationPrivate::processExposeEvent (e=0x1ea79b0) at kernel/qguiapplication.cpp:2616
#14 0x00007f22ff5cb07d in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x1ea79b0) at kernel/qguiapplication.cpp:1638
#15 0x00007f22ff5b05b8 in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:572
#16 0x00007f22f0838250 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:70
#17 0x00007f22fb780ff7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007f22fb781250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f22fb7812fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f22ff2fe27f in QEventDispatcherGlib::processEvents (this=0x171ce70, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#21 0x00007f22ff2a475a in QEventLoop::exec (this=this@entry=0x7ffe260da800, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#22 0x00007f22ff2ac2cc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#23 0x00007f22ff5c100c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#24 0x00007f22ffd81025 in QApplication::exec () at kernel/qapplication.cpp:2956
#25 0x00000000004322c3 in main (argc=4, argv=<optimized out>) at ../../shell/main.cpp:176

Possible duplicates by query: bug 358964, bug 358883, bug 358297, bug 356907, bug 354305.

Reported using DrKonqi