Bug 249020 - Plasma Crashed when changing layout of panels
Summary: Plasma Crashed when changing layout of panels
Status: RESOLVED FIXED
Alias: None
Product: plasma4
Classification: Plasma
Component: general (show other bugs)
Version: unspecified
Platform: Ubuntu Linux
: NOR crash
Target Milestone: ---
Assignee: Plasma Bugs List
URL:
Keywords:
: 249101 (view as bug list)
Depends on:
Blocks:
 
Reported: 2010-08-25 18:52 UTC by fsanchez
Modified: 2010-11-15 22:30 UTC (History)
2 users (show)

See Also:
Latest Commit:
Version Fixed In:


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Description fsanchez 2010-08-25 18:52:35 UTC
Application: plasma-desktop (0.3)
KDE Platform Version: 4.5.00 (KDE 4.5.0)
Qt Version: 4.7.0
Operating System: Linux 2.6.32-24-generic x86_64
Distribution: Ubuntu 10.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed:
I remove and readd a autohidden panel, tried to rezised it, and plasma crasehd.

Not very sure if this has anything to do but, since I turned on the computer today, a few minutes ago before this crash, plasma was quite slooow

-- Backtrace:
Application: Área de trabajo de Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f04061de7a0 (LWP 1636))]

Thread 3 (Thread 0x7f03de8c3710 (LWP 1639)):
#0  0x00007f0405be9f83 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f03fa86c4a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f03fa86c8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f040326dbd6 in QEventDispatcherGlib::processEvents (this=0x2c47de0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f04032407b2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f0403240b9c in QEventLoop::exec (this=0x7f03de8c2d70, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f040314c23d in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f04032206d8 in QInotifyFileSystemWatcherEngine::run (this=0x2cdc200) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f040314f1be in QThreadPrivate::start (arg=0x2cdc200) at thread/qthread_unix.cpp:266
#9  0x00007f0402ebd9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f0405bf66fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f03d809b710 (LWP 4350)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f04005810c4 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f040088b140) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f04005810f9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7f0400899214) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f0402ebd9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f0405bf66fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f04061de7a0 (LWP 1636)):
[KCrash Handler]
#6  0x00007f03ddea16ca in DBusNotificationProtocol::notificationDeleted (this=0x2dc5560, source=...)
    at ../../../../../plasma/generic/applets/notifications/protocols/notifications/dbusnotificationprotocol.cpp:181
#7  0x00007f03ddea2a30 in DBusNotificationProtocol::qt_metacall (this=0x2dc5560, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffff5b7040) at ./dbusnotificationprotocol.moc:88
#8  0x00007f04032597a7 in QMetaObject::activate (sender=0x3c52d70, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0xfffffffffffe8d80) at kernel/qobject.cpp:3280
#9  0x00007f03dde9ad92 in DBusNotification::notificationDeleted (this=0x2daed50, _t1=<value optimized out>) at moc_dbusnotification.cpp:98
#10 0x00007f03ddea2e0b in ~DBusNotification (this=0x2daed50, __in_chrg=<value optimized out>) at ../../../../../plasma/generic/applets/notifications/protocols/notifications/dbusnotification.cpp:35
#11 0x00007f04032538a8 in QObject::event (this=0x3c52d70, e=0x3c52d88) at kernel/qobject.cpp:1202
#12 0x00007f0402395cdc in QApplicationPrivate::notify_helper (this=0x20dd580, receiver=0x3c52d70, e=0x417b630) at kernel/qapplication.cpp:4389
#13 0x00007f040239b7cd in QApplication::notify (this=0x20c7990, receiver=0x3c52d70, e=0x417b630) at kernel/qapplication.cpp:4270
#14 0x00007f0403ef7eb6 in KApplication::notify (this=0x20c7990, receiver=0x3c52d70, event=0x417b630) at ../../kdeui/kernel/kapplication.cpp:310
#15 0x00007f0403241a8c in QCoreApplication::notifyInternal (this=0x20c7990, receiver=0x3c52d70, event=0x417b630) at kernel/qcoreapplication.cpp:732
#16 0x00007f04032449b2 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x20ac090) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#17 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x20ac090) at kernel/qcoreapplication.cpp:1373
#18 0x00007f040326e043 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#19 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#20 0x00007f03fa8688c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#21 0x00007f03fa86c748 in ?? () from /lib/libglib-2.0.so.0
#22 0x00007f03fa86c8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#23 0x00007f040326db83 in QEventDispatcherGlib::processEvents (this=0x20ab790, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#24 0x00007f04024477ee in QGuiEventDispatcherGlib::processEvents (this=0x2daed50, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#25 0x00007f04032407b2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#26 0x00007f0403240b9c in QEventLoop::exec (this=0x7fffff5b7a00, flags=) at kernel/qeventloop.cpp:201
#27 0x00007f0403244c4b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#28 0x00007f0405ecfd06 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#29 0x00007f0405b2ec4d in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, 
    rtld_fini=<value optimized out>, stack_end=0x7fffff5b7dc8) at libc-start.c:226
#30 0x00000000004006c9 in _start ()

This bug may be a duplicate of or related to bug 242864, bug 240131.

Possible duplicates by query: bug 248419, bug 247570, bug 246907, bug 246750, bug 246748.

Reported using DrKonqi
Comment 1 Aaron J. Seigo 2010-08-26 03:27:32 UTC
SVN commit 1168061 by aseigo:

directly load the engine from the DataEngineManager, since it is using it directly for unloading as well; same fix as done previously for jobs, in fact.
BUG:249020


 M  +1 -1      dbusnotificationprotocol.cpp  


WebSVN link: http://websvn.kde.org/?view=rev&revision=1168061
Comment 2 Aaron J. Seigo 2010-08-26 03:28:33 UTC
SVN commit 1168062 by aseigo:

directly load the engine from the DataEngineManager, since it is using it directly for unloading as well; same fix as done previously for jobs, in fact.
BUG:249020


 M  +1 -1      dbusnotificationprotocol.cpp  


WebSVN link: http://websvn.kde.org/?view=rev&revision=1168062
Comment 3 Aaron J. Seigo 2010-08-26 20:24:48 UTC
*** Bug 249101 has been marked as a duplicate of this bug. ***
Comment 4 Dario Andres 2010-11-15 22:30:49 UTC
[Comment from a bug triager]
@Aaron: could your commit have also fixed bug 242864 ? Thanks