Application: plasmashell (5.4.1)

Qt Version: 5.5.0
Operating System: Linux 4.2.1-1-desktop x86_64
Distribution: "openSUSE Tumbleweed (20151002) (x86_64)"

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

After logging into the system, plasma crashed and drkonqui reported segfault.

I have setup of 2 monitors atteched via docking station to notebook. I configured whole setup by systemsettings.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8352c2f8c0 (LWP 27760))]

Thread 8 (Thread 0x7f833c1bf700 (LWP 27761)):
#0  0x00007f834c21be7d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8351095432 in poll (__timeout=-1, __nfds=1, __fds=0x7f833c1bec00) at /usr/include/bits/poll2.h:46
#2  _xcb_conn_wait (c=c@entry=0xe13330, cond=cond@entry=0xe13370, vector=vector@entry=0x0, count=count@entry=0x0) at xcb_conn.c:459
#3  0x00007f8351097007 in xcb_wait_for_event (c=0xe13330) at xcb_in.c:693
#4  0x00007f833e30ee89 in QXcbEventReader::run (this=0xe1da00) at qxcbconnection.cpp:1214
#5  0x00007f834c90aa9f in QThreadPrivate::start (arg=0xe1da00) at thread/qthread_unix.cpp:331
#6  0x00007f834ba244a4 in start_thread (arg=0x7f833c1bf700) at pthread_create.c:334
#7  0x00007f834c22480d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f833a44d700 (LWP 27783)):
#0  0x00007f834c21be7d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8348923e94 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f832c003070, timeout=<optimized out>, context=0x7f832c000990) at gmain.c:4103
#2  g_main_context_iterate (context=context@entry=0x7f832c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3803
#3  0x00007f8348923f9c in g_main_context_iteration (context=0x7f832c000990, may_block=may_block@entry=1) at gmain.c:3869
#4  0x00007f834cb2f35b in QEventDispatcherGlib::processEvents (this=0x7f832c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f834cad947a in QEventLoop::exec (this=this@entry=0x7f833a44ccf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f834c905c6c in QThread::exec (this=this@entry=0xeec9e0) at thread/qthread.cpp:503
#7  0x00007f834fb761a5 in QQmlThreadPrivate::run (this=0xeec9e0) at /usr/src/debug/qtdeclarative-opensource-src-5.5.0/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f834c90aa9f in QThreadPrivate::start (arg=0xeec9e0) at thread/qthread_unix.cpp:331
#9  0x00007f834ba244a4 in start_thread (arg=0x7f833a44d700) at pthread_create.c:334
#10 0x00007f834c22480d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f8330ab6700 (LWP 27800)):
#0  0x00007f834c21be7d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8348923e94 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f8328002e70, timeout=<optimized out>, context=0x7f8328000990) at gmain.c:4103
#2  g_main_context_iterate (context=context@entry=0x7f8328000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3803
#3  0x00007f8348923f9c in g_main_context_iteration (context=0x7f8328000990, may_block=may_block@entry=1) at gmain.c:3869
#4  0x00007f834cb2f33f in QEventDispatcherGlib::processEvents (this=0x7f83280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f834cad947a in QEventLoop::exec (this=this@entry=0x7f8330ab5cf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f834c905c6c in QThread::exec (this=this@entry=0x1273cb0) at thread/qthread.cpp:503
#7  0x00007f834fb761a5 in QQmlThreadPrivate::run (this=0x1273cb0) at /usr/src/debug/qtdeclarative-opensource-src-5.5.0/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f834c90aa9f in QThreadPrivate::start (arg=0x1273cb0) at thread/qthread_unix.cpp:331
#9  0x00007f834ba244a4 in start_thread (arg=0x7f8330ab6700) at pthread_create.c:334
#10 0x00007f834c22480d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f8326f8d700 (LWP 28239)):
#0  0x00007f834c21be7d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8348923e94 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f8320003070, timeout=<optimized out>, context=0x7f8320000990) at gmain.c:4103
#2  g_main_context_iterate (context=context@entry=0x7f8320000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3803
#3  0x00007f8348923f9c in g_main_context_iteration (context=0x7f8320000990, may_block=may_block@entry=1) at gmain.c:3869
#4  0x00007f834cb2f33f in QEventDispatcherGlib::processEvents (this=0x7f83200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f834cad947a in QEventLoop::exec (this=this@entry=0x7f8326f8ccf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f834c905c6c in QThread::exec (this=this@entry=0x128ee30) at thread/qthread.cpp:503
#7  0x00007f834fb761a5 in QQmlThreadPrivate::run (this=0x128ee30) at /usr/src/debug/qtdeclarative-opensource-src-5.5.0/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f834c90aa9f in QThreadPrivate::start (arg=0x128ee30) at thread/qthread_unix.cpp:331
#9  0x00007f834ba244a4 in start_thread (arg=0x7f8326f8d700) at pthread_create.c:334
#10 0x00007f834c22480d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f83256c2700 (LWP 28249)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8352306aa4 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f83525edea0 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f8352306ae9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f834ba244a4 in start_thread (arg=0x7f83256c2700) at pthread_create.c:334
#4  0x00007f834c22480d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f829ea20700 (LWP 28250)):
#0  0x00007f834c21be7d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8348923e94 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f8298007930, timeout=<optimized out>, context=0x7f8298000990) at gmain.c:4103
#2  g_main_context_iterate (context=context@entry=0x7f8298000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3803
#3  0x00007f8348923f9c in g_main_context_iteration (context=0x7f8298000990, may_block=may_block@entry=1) at gmain.c:3869
#4  0x00007f834cb2f33f in QEventDispatcherGlib::processEvents (this=0x7f82980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f834cad947a in QEventLoop::exec (this=this@entry=0x7f829ea1fcb0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f834c905c6c in QThread::exec (this=this@entry=0x1347930) at thread/qthread.cpp:503
#7  0x00007f83506f3b62 in QQuickPixmapReader::run (this=0x1347930) at /usr/src/debug/qtdeclarative-opensource-src-5.5.0/src/quick/util/qquickpixmapcache.cpp:754
#8  0x00007f834c90aa9f in QThreadPrivate::start (arg=0x1347930) at thread/qthread_unix.cpp:331
#9  0x00007f834ba244a4 in start_thread (arg=0x7f829ea20700) at pthread_create.c:334
#10 0x00007f834c22480d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f8288dce700 (LWP 28315)):
#0  0x00007f834c21be7d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f8348923e94 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f82840048d0, timeout=<optimized out>, context=0x7f8284000990) at gmain.c:4103
#2  g_main_context_iterate (context=context@entry=0x7f8284000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3803
#3  0x00007f8348923f9c in g_main_context_iteration (context=0x7f8284000990, may_block=may_block@entry=1) at gmain.c:3869
#4  0x00007f834cb2f33f in QEventDispatcherGlib::processEvents (this=0x7f82840008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007f834cad947a in QEventLoop::exec (this=this@entry=0x7f8288dcdcd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f834c905c6c in QThread::exec (this=this@entry=0x34e5990) at thread/qthread.cpp:503
#7  0x00007f828b2deb77 in KCupsConnection::run (this=0x34e5990) at /usr/src/debug/print-manager-15.04.3/libkcups/KCupsConnection.cpp:303
#8  0x00007f834c90aa9f in QThreadPrivate::start (arg=0x34e5990) at thread/qthread_unix.cpp:331
#9  0x00007f834ba244a4 in start_thread (arg=0x7f8288dce700) at pthread_create.c:334
#10 0x00007f834c22480d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f8352c2f8c0 (LWP 27760)):
[KCrash Handler]
#6  0x00007f833e3271df in QXcbWindow::handleClientMessageEvent (this=0x2e39cb0, event=0x7f8334003820) at qxcbwindow.cpp:1947
#7  0x00007f833e312c33 in QXcbConnection::handleXcbEvent (this=this@entry=0xe11b90, event=event@entry=0x7f8334003820) at qxcbconnection.cpp:1043
#8  0x00007f833e31345b in QXcbConnection::processXcbEvents (this=0xe11b90) at qxcbconnection.cpp:1487
#9  0x00007f834cb09b89 in QObject::event (this=0xe11b90, e=<optimized out>) at kernel/qobject.cpp:1246
#10 0x00007f834de528fc in QApplicationPrivate::notify_helper (this=this@entry=0xe02f30, receiver=receiver@entry=0xe11b90, e=e@entry=0x7f8334003890) at kernel/qapplication.cpp:3717
#11 0x00007f834de57a06 in QApplication::notify (this=0x7fffed149470, receiver=0xe11b90, e=0x7f8334003890) at kernel/qapplication.cpp:3500
#12 0x00007f834cadbb33 in QCoreApplication::notifyInternal (this=0x7fffed149470, receiver=0xe11b90, event=event@entry=0x7f8334003890) at kernel/qcoreapplication.cpp:965
#13 0x00007f834cadde56 in sendEvent (event=0x7f8334003890, receiver=<optimized out>) at kernel/qcoreapplication.h:224
#14 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xdf86a0) at kernel/qcoreapplication.cpp:1593
#15 0x00007f834cade338 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1451
#16 0x00007f834cb2ef33 in postEventSourceDispatch (s=0xe34f40) at kernel/qeventdispatcher_glib.cpp:271
#17 0x00007f8348923cc7 in g_main_dispatch (context=0x7f83340016f0) at gmain.c:3122
#18 g_main_context_dispatch (context=context@entry=0x7f83340016f0) at gmain.c:3737
#19 0x00007f8348923ef8 in g_main_context_iterate (context=context@entry=0x7f83340016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3808
#20 0x00007f8348923f9c in g_main_context_iteration (context=0x7f83340016f0, may_block=may_block@entry=1) at gmain.c:3869
#21 0x00007f834cb2f33f in QEventDispatcherGlib::processEvents (this=0xe9e080, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#22 0x00007f834cad947a in QEventLoop::exec (this=this@entry=0x7fffed149300, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#23 0x00007f834cae111d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
#24 0x00007f834d0171bc in QGuiApplication::exec () at kernel/qguiapplication.cpp:1528
#25 0x00007f834de4efa5 in QApplication::exec () at kernel/qapplication.cpp:2977
#26 0x00000000004360c0 in main (argc=2, argv=<optimized out>) at /usr/src/debug/plasma-workspace-5.4.1/shell/main.cpp:176

Possible duplicates by query: bug 353563.

Reported using DrKonqi