Re: Bug#794110: More info needed
On Fri, 1 Apr 2016, Diederik de Haas wrote:
> On Friday 18 March 2016 19:57:52 Francois Gouget wrote:
> > I installed plasma-workspace-dbg and got a new crash so here is the
> > backtrace for the crashing thread. Unfortunately I did not find a dbg
> > package for libqt5qml5.
>
> qtbase5-dbg and qtdeclarative5-dbg may provide (even) more info
I installed these two packages. This does help. Now most backtrace
entries have function names and source file line numbers:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7efe1f6fc940 (LWP 5703))]
Thread 7 (Thread 0x7efe09c23700 (LWP 5712)):
#0 0x00007efe19e46e4d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007efe1def9382 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007efe1defaff7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007efe0af1a789 in QXcbEventReader::run (this=0x17fa540) at qxcbconnection.cpp:1230
#4 0x00007efe1a52b7fe in QThreadPrivate::start (arg=0x17fa540) at thread/qthread_unix.cpp:331
#5 0x00007efe1964f454 in start_thread (arg=0x7efe09c23700) at pthread_create.c:334
#6 0x00007efe19e4fedd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 6 (Thread 0x7efe031d2700 (LWP 5884)):
#0 0x00007efe16c37a79 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007efe16bf28c9 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007efe16bf325b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007efe16bf343c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007efe1a762a5b in QEventDispatcherGlib::processEvents (this=0x7efdfc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5 0x00007efe1a709d6a in QEventLoop::exec (this=this@entry=0x7efe031d1c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6 0x00007efe1a526854 in QThread::exec (this=this@entry=0x18ddc40) at thread/qthread.cpp:503
#7 0x00007efe1cdb9105 in QQmlThreadPrivate::run (this=0x18ddc40) at qml/ftw/qqmlthread.cpp:141
#8 0x00007efe1a52b7fe in QThreadPrivate::start (arg=0x18ddc40) at thread/qthread_unix.cpp:331
#9 0x00007efe1964f454 in start_thread (arg=0x7efe031d2700) at pthread_create.c:334
#10 0x00007efe19e4fedd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 5 (Thread 0x7efdf9b53700 (LWP 5892)):
#0 0x00007efe16c37a94 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007efe16bf28b0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007efe16bf325b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007efe16bf343c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007efe1a762a5b in QEventDispatcherGlib::processEvents (this=0x7efdf40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5 0x00007efe1a709d6a in QEventLoop::exec (this=this@entry=0x7efdf9b52c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6 0x00007efe1a526854 in QThread::exec (this=this@entry=0x1b6ce00) at thread/qthread.cpp:503
#7 0x00007efe1cdb9105 in QQmlThreadPrivate::run (this=0x1b6ce00) at qml/ftw/qqmlthread.cpp:141
#8 0x00007efe1a52b7fe in QThreadPrivate::start (arg=0x1b6ce00) at thread/qthread_unix.cpp:331
#9 0x00007efe1964f454 in start_thread (arg=0x7efdf9b53700) at pthread_create.c:334
#10 0x00007efe19e4fedd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 4 (Thread 0x7efdf39c7700 (LWP 5896)):
#0 0x00007efe19e46e4d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007efe16bf332c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007efe16bf343c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007efe1a762a5b in QEventDispatcherGlib::processEvents (this=0x7efdec0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4 0x00007efe1a709d6a in QEventLoop::exec (this=this@entry=0x7efdf39c6c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5 0x00007efe1a526854 in QThread::exec (this=this@entry=0x1c55250) at thread/qthread.cpp:503
#6 0x00007efe1cdb9105 in QQmlThreadPrivate::run (this=0x1c55250) at qml/ftw/qqmlthread.cpp:141
#7 0x00007efe1a52b7fe in QThreadPrivate::start (arg=0x1c55250) at thread/qthread_unix.cpp:331
#8 0x00007efe1964f454 in start_thread (arg=0x7efdf39c7700) at pthread_create.c:334
#9 0x00007efe19e4fedd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7efdf20b6700 (LWP 5902)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007efe1f1661c4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2 0x00007efe1f166209 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3 0x00007efe1964f454 in start_thread (arg=0x7efdf20b6700) at pthread_create.c:334
#4 0x00007efe19e4fedd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7efd6b637700 (LWP 5916)):
#0 0x00007efe16bf28c9 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007efe16bf325b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007efe16bf343c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007efe1a762a5b in QEventDispatcherGlib::processEvents (this=0x7efd640008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4 0x00007efe1a709d6a in QEventLoop::exec (this=this@entry=0x7efd6b636c10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5 0x00007efe1a526854 in QThread::exec (this=this@entry=0x1f4cbe0) at thread/qthread.cpp:503
#6 0x00007efe1d741136 in QQuickPixmapReader::run (this=0x1f4cbe0) at util/qquickpixmapcache.cpp:760
#7 0x00007efe1a52b7fe in QThreadPrivate::start (arg=0x1f4cbe0) at thread/qthread_unix.cpp:331
#8 0x00007efe1964f454 in start_thread (arg=0x7efd6b637700) at pthread_create.c:334
#9 0x00007efe19e4fedd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7efe1f6fc940 (LWP
5703)): [KCrash Handler]
#6 QXcbScreen::mapToNative (this=this@entry=0x0, rect=...) at qxcbscreen.cpp:267
#7 0x00007efe0af30713 in QXcbWindow::mapToNative (this=<optimized out>, rect=..., screen=0x0) at qxcbwindow.cpp:199
#8 0x00007efe0af31f8b in QXcbWindow::propagateSizeHints (this=0x41a3670) at qxcbwindow.cpp:1618
#9 0x00007efe0af3714c in QXcbWindow::setGeometry (this=0x41a3670, rect=...) at qxcbwindow.cpp:713
#10 0x00007efe1aa542f4 in QWindow::setPosition (this=0x3d2e760, pt=...) at kernel/qwindow.cpp:1537
#11 0x00007efe1f294414 in PlasmaQuick::Dialog::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#12 0x00007efe01faeffe in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/core/libcorebindingsplugin.so
#13 0x00007efe01f93f46 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/core/libcorebindingsplugin.so
#14 0x00007efe1a73be80 in QObject::event (this=this@entry=0x41e4ad0, e=e@entry=0x39d7a30) at kernel/qobject.cpp:1230
#15 0x00007efe1d7d255b in QQuickItem::event (this=0x41e4ad0, ev=0x39d7a30) at items/qquickitem.cpp:7317
#16 0x00007efe1b20effc in QApplicationPrivate::notify_helper (this=this@entry=0x17e6190, receiver=receiver@entry=0x41e4ad0, e=e@entry=0x39d7a30) at kernel/qapplication.cpp:3716
#17 0x00007efe1b2144b6 in QApplication::notify (this=0x7ffc9aa16930, receiver=0x41e4ad0, e=0x39d7a30) at kernel/qapplication.cpp:3499
#18 0x00007efe1a70c5ab in QCoreApplication::notifyInternal (this=0x7ffc9aa16930, receiver=0x41e4ad0, event=event@entry=0x39d7a30) at kernel/qcoreapplication.cpp:965
#19 0x00007efe1a70e9a6 in QCoreApplication::sendEvent (event=0x39d7a30, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#20 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x17dc600) at kernel/qcoreapplication.cpp:1593
#21 0x00007efe1a70ee88 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1451
#22 0x00007efe1a762633 in postEventSourceDispatch (s=0x1818d10) at kernel/qeventdispatcher_glib.cpp:271
#23 0x00007efe16bf3137 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007efe16bf3390 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007efe16bf343c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007efe1a762a3f in QEventDispatcherGlib::processEvents (this=0x182e390, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#27 0x00007efe1a709d6a in QEventLoop::exec (this=this@entry=0x7ffc9aa167b0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#28 0x00007efe1a711e0c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
#29 0x00007efe1aa4584c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1527
#30 0x00007efe1b20b435 in QApplication::exec () at kernel/qapplication.cpp:2976
#31 0x0000000000431b03 in main (argc=2, argv=<optimized out>) at /build/plasma-workspace-KFkJSD/plasma-workspace-5.4.3/shell/main.cpp:176
--
Francois Gouget <fgouget@free.fr> http://fgouget.free.fr/
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