https://bugs.kde.org/show_bug.cgi?id=356894
Bug ID: 356894
Summary: plasmashell crash at KDE login
Product: plasmashell
Version: 5.5.0
Platform: Fedora RPMs
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: k...@davidedmundson.co.uk
Reporter: steve.mck...@gmail.com
CC: bhus...@gmail.com, plasma-b...@kde.org
Application: plasmashell (5.5.0)
Qt Version: 5.5.1
Operating System: Linux 4.2.7-300.fc23.x86_64 x86_64
Distribution: "Fedora release 23 (Twenty Three)"
-- Information about the crash:
- What I was doing when the application crashed:
Logging in consistently triggers the crash. It only happens when the laptop is
docked connected to the external monitor.
The crash can be reproduced every time.
-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa3c9607940 (LWP 2925))]
Thread 7 (Thread 0x7fa3a96e8700 (LWP 2945)):
#0 0x00007fa3c0fefffd in poll () from /lib64/libc.so.6
#1 0x00007fa3c74a4272 in poll (__timeout=-1, __nfds=1, __fds=0x7fa3a96e7b80)
at /usr/include/bits/poll2.h:46
#2 _xcb_conn_wait (c=c@entry=0x563163105d00, cond=cond@entry=0x563163105d40,
vector=vector@entry=0x0, count=count@entry=0x0) at xcb_conn.c:459
#3 0x00007fa3c74a5ee7 in xcb_wait_for_event (c=0x563163105d00) at xcb_in.c:693
#4 0x00007fa3ab66cda9 in QXcbEventReader::run (this=0x563163110290) at
qxcbconnection.cpp:1254
#5 0x00007fa3c1bf83ce in QThreadPrivate::start (arg=0x563163110290) at
thread/qthread_unix.cpp:331
#6 0x00007fa3c033360a in start_thread () from /lib64/libpthread.so.0
#7 0x00007fa3c0ffba9d in clone () from /lib64/libc.so.6
Thread 6 (Thread 0x7fa3a2b34700 (LWP 2982)):
#0 0x00007fa3bc55c734 in g_mutex_unlock () from /lib64/libglib-2.0.so.0
#1 0x00007fa3bc517d19 in g_main_context_dispatch () from
/lib64/libglib-2.0.so.0
#2 0x00007fa3bc5181d0 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#3 0x00007fa3bc51827c in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#4 0x00007fa3c1e2ff0b in QEventDispatcherGlib::processEvents
(this=0x7fa39c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5 0x00007fa3c1dd6f0a in QEventLoop::exec (this=this@entry=0x7fa3a2b33c60,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6 0x00007fa3c1bf3424 in QThread::exec (this=this@entry=0x5631631de780) at
thread/qthread.cpp:503
#7 0x00007fa3c5f3db45 in QQmlThreadPrivate::run (this=0x5631631de780) at
/usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/ftw/qqmlthread.cpp:141
#8 0x00007fa3c1bf83ce in QThreadPrivate::start (arg=0x5631631de780) at
thread/qthread_unix.cpp:331
#9 0x00007fa3c033360a in start_thread () from /lib64/libpthread.so.0
#10 0x00007fa3c0ffba9d in clone () from /lib64/libc.so.6
Thread 5 (Thread 0x7fa399d2f700 (LWP 3063)):
#0 0x00007fa3c0febbdd in read () from /lib64/libc.so.6
#1 0x00007fa3bc55b390 in g_wakeup_acknowledge () from /lib64/libglib-2.0.so.0
#2 0x00007fa3bc517c64 in g_main_context_check () from /lib64/libglib-2.0.so.0
#3 0x00007fa3bc518110 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#4 0x00007fa3bc51827c in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#5 0x00007fa3c1e2ff0b in QEventDispatcherGlib::processEvents
(this=0x7fa3940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#6 0x00007fa3c1dd6f0a in QEventLoop::exec (this=this@entry=0x7fa399d2ec60,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7 0x00007fa3c1bf3424 in QThread::exec (this=this@entry=0x5631634def70) at
thread/qthread.cpp:503
#8 0x00007fa3c5f3db45 in QQmlThreadPrivate::run (this=0x5631634def70) at
/usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/ftw/qqmlthread.cpp:141
#9 0x00007fa3c1bf83ce in QThreadPrivate::start (arg=0x5631634def70) at
thread/qthread_unix.cpp:331
#10 0x00007fa3c033360a in start_thread () from /lib64/libpthread.so.0
#11 0x00007fa3c0ffba9d in clone () from /lib64/libc.so.6
Thread 4 (Thread 0x7fa393fff700 (LWP 3112)):
#0 0x00007fa3c0fefffd in poll () from /lib64/libc.so.6
#1 0x00007fa3bc51816c in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2 0x00007fa3bc51827c in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3 0x00007fa3c1e2ff0b in QEventDispatcherGlib::processEvents
(this=0x7fa38c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4 0x00007fa3c1dd6f0a in QEventLoop::exec (this=this@entry=0x7fa393ffec60,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5 0x00007fa3c1bf3424 in QThread::exec (this=this@entry=0x5631635c8740) at
thread/qthread.cpp:503
#6 0x00007fa3c5f3db45 in QQmlThreadPrivate::run (this=0x5631635c8740) at
/usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/ftw/qqmlthread.cpp:141
#7 0x00007fa3c1bf83ce in QThreadPrivate::start (arg=0x5631635c8740) at
thread/qthread_unix.cpp:331
#8 0x00007fa3c033360a in start_thread () from /lib64/libpthread.so.0
#9 0x00007fa3c0ffba9d in clone () from /lib64/libc.so.6
Thread 3 (Thread 0x7fa3929be700 (LWP 3142)):
#0 0x00007fa3c0338b10 in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007fa3c8d95514 in QTWTF::TCMalloc_PageHeap::scavengerThread
(this=0x7fa3c907e380 <QTWTF::pageheap_memory>) at
/usr/src/debug/qtscript-opensource-src-5.5.1/src/3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2 0x00007fa3c8d95559 in QTWTF::TCMalloc_PageHeap::runScavengerThread
(context=<optimized out>) at
/usr/src/debug/qtscript-opensource-src-5.5.1/src/3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3 0x00007fa3c033360a in start_thread () from /lib64/libpthread.so.0
#4 0x00007fa3c0ffba9d in clone () from /lib64/libc.so.6
Thread 2 (Thread 0x7fa30bdf9700 (LWP 3149)):
#0 0x00007fa3c0fefffd in poll () from /lib64/libc.so.6
#1 0x00007fa3bc51816c in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2 0x00007fa3bc51827c in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3 0x00007fa3c1e2ff0b in QEventDispatcherGlib::processEvents
(this=0x7fa3040008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4 0x00007fa3c1dd6f0a in QEventLoop::exec (this=this@entry=0x7fa30bdf8c10,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5 0x00007fa3c1bf3424 in QThread::exec (this=this@entry=0x5631638aa360) at
thread/qthread.cpp:503
#6 0x00007fa3c6aea8d6 in QQuickPixmapReader::run (this=0x5631638aa360) at
/usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/quick/util/qquickpixmapcache.cpp:760
#7 0x00007fa3c1bf83ce in QThreadPrivate::start (arg=0x5631638aa360) at
thread/qthread_unix.cpp:331
#8 0x00007fa3c033360a in start_thread () from /lib64/libpthread.so.0
#9 0x00007fa3c0ffba9d in clone () from /lib64/libc.so.6
Thread 1 (Thread 0x7fa3c9607940 (LWP 2925)):
[KCrash Handler]
#5 QXcbScreen::mapFromNative (this=0x0, pos=...) at qxcbscreen.cpp:249
#6 0x00007fa3ab6851b8 in QXcbWindow::handleLeaveNotifyEvent
(this=0x5631635ab510, event=<optimized out>) at qxcbwindow.cpp:2345
#7 0x00007fa3ab66eab5 in QXcbConnection::handleXcbEvent
(this=this@entry=0x563163104420, event=event@entry=0x7fa3a4005550) at
qxcbconnection.cpp:1086
#8 0x00007fa3ab66f433 in QXcbConnection::processXcbEvents
(this=0x563163104420) at qxcbconnection.cpp:1527
#9 0x00007fa3c1e091b1 in QObject::event (this=0x563163104420, e=<optimized
out>) at kernel/qobject.cpp:1239
#10 0x00007fa3c338e41c in QApplicationPrivate::notify_helper
(this=this@entry=0x5631630f9b30, receiver=receiver@entry=0x563163104420,
e=e@entry=0x7fa3a4006a80) at kernel/qapplication.cpp:3716
#11 0x00007fa3c33938e6 in QApplication::notify (this=0x7ffca604d360,
receiver=0x563163104420, e=0x7fa3a4006a80) at kernel/qapplication.cpp:3499
#12 0x00007fa3c1dd977b in QCoreApplication::notifyInternal
(this=0x7ffca604d360, receiver=0x563163104420,
event=event@entry=0x7fa3a4006a80) at kernel/qcoreapplication.cpp:965
#13 0x00007fa3c1ddbb76 in QCoreApplication::sendEvent (event=0x7fa3a4006a80,
receiver=<optimized out>) at kernel/qcoreapplication.h:224
#14 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0,
event_type=event_type@entry=0, data=0x5631630ef550) at
kernel/qcoreapplication.cpp:1593
#15 0x00007fa3c1ddc058 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1451
#16 0x00007fa3c1e2fae3 in postEventSourceDispatch (s=0x563163139c10) at
kernel/qeventdispatcher_glib.cpp:271
#17 0x00007fa3bc517e3a in g_main_context_dispatch () from
/lib64/libglib-2.0.so.0
#18 0x00007fa3bc5181d0 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#19 0x00007fa3bc51827c in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#20 0x00007fa3c1e2feef in QEventDispatcherGlib::processEvents
(this=0x56316313a300, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#21 0x00007fa3c1dd6f0a in QEventLoop::exec (this=this@entry=0x7ffca604d200,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#22 0x00007fa3c1ddefec in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1229
#23 0x00005631625fe8a4 in main ()
Reported using DrKonqi
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