Bug 256421

Summary: Plasma crash when machine idle
Product: [Frameworks and Libraries] kdelibs Reporter: Kneewax <ali>
Component: kshareddatacacheAssignee: kdelibs bugs <kdelibs-bugs>
Severity: crash CC: mpyne
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed In:

Description Kneewax 2010-11-09 08:00:06 UTC
Application: plasma-desktop (0.3)
KDE Platform Version: 4.5.1 (KDE 4.5.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-22-generic x86_64
Distribution: Ubuntu 10.10

-- Information about the crash:
- What I was doing when the application crashed: System was running with open office and firefox running but had been left idle for about 9hours. Plasma crashed while nothing else was occuring from a user point of view. 
 On return to machiine Plasma was already crashed.

-- Backtrace:
Application: Plasma Workspace (plasma-desktop), signal: Bus error
[Current thread is 1 (Thread 0x7f082162b7a0 (LWP 1575))]

Thread 2 (Thread 0x7f07fd4fc710 (LWP 1579)):
#0  0x00007f0815b1da55 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#1  0x00007f0815b1de78 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f0815b1e45c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f081e5e91e6 in QEventDispatcherGlib::processEvents (this=0x1ea1e30, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007f081e5bba02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f081e5bbdec in QEventLoop::exec (this=0x7f07fd4fbcb0, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f081e4c62fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f081e59b5f8 in QInotifyFileSystemWatcherEngine::run (this=0x1ea1450) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f081e4c927e in QThreadPrivate::start (arg=0x1ea1450) at thread/qthread_unix.cpp:266
#9  0x00007f081917b953 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f081e23e971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#11 0x00007f0820f4091d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f082162b7a0 (LWP 1575)):
[KCrash Handler]
#6  memcpy () at ../sysdeps/x86_64/memcpy.S:67
#7  0x00007f081edad98c in KSharedDataCache::insert (this=0x16f5150, key=<value optimized out>, data=<value optimized out>) at /usr/include/bits/string3.h:52
#8  0x00007f081f2d1d6d in KImageCache::insertImage (this=0x16f5150, key=..., image=...) at ../../kdeui/util/kimagecache.cpp:80
#9  0x00007f081f2d2116 in KImageCache::insertPixmap (this=0x16f5150, key=..., pixmap=...) at ../../kdeui/util/kimagecache.cpp:99
#10 0x00007f0820b17202 in Plasma::ThemePrivate::scheduledCacheUpdate (this=0x176b420) at ../../plasma/theme.cpp:261
#11 0x00007f0820b1b45c in Plasma::Theme::qt_metacall (this=0x175bfa0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffa73cf920) at ./theme.moc:119
#12 0x00007f081e5d4b27 in QMetaObject::activate (sender=0x176ffe0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x77) at kernel/qobject.cpp:3280
#13 0x00007f081e5ce8f9 in QObject::event (this=0x176ffe0, e=0x2139ca8) at kernel/qobject.cpp:1183
#14 0x00007f081d706fdc in QApplicationPrivate::notify_helper (this=0x164f630, receiver=0x176ffe0, e=0x7fffa73d0070) at kernel/qapplication.cpp:4396
#15 0x00007f081d70caed in QApplication::notify (this=0x163f400, receiver=0x176ffe0, e=0x7fffa73d0070) at kernel/qapplication.cpp:4277
#16 0x00007f081f258156 in KApplication::notify (this=0x163f400, receiver=0x176ffe0, event=0x7fffa73d0070) at ../../kdeui/kernel/kapplication.cpp:310
#17 0x00007f081e5bccdc in QCoreApplication::notifyInternal (this=0x163f400, receiver=0x176ffe0, event=0x7fffa73d0070) at kernel/qcoreapplication.cpp:732
#18 0x00007f081e5ec6f2 in sendEvent (this=0x1652ed0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#19 QTimerInfoList::activateTimers (this=0x1652ed0) at kernel/qeventdispatcher_unix.cpp:602
#20 0x00007f081e5e94c8 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#21 idleTimerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#22 0x00007f0815b1a342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#23 0x00007f0815b1e2a8 in ?? () from /lib/libglib-2.0.so.0
#24 0x00007f0815b1e45c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#25 0x00007f081e5e9193 in QEventDispatcherGlib::processEvents (this=0x15e8070, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#26 0x00007f081d7b9a4e in QGuiEventDispatcherGlib::processEvents (this=0x7f08046ed000, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#27 0x00007f081e5bba02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#28 0x00007f081e5bbdec in QEventLoop::exec (this=0x7fffa73d0310, flags=) at kernel/qeventloop.cpp:201
#29 0x00007f081e5bfebb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#30 0x00007f0821217a56 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#31 0x00007f0820e78d8e 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=0x7fffa73d06d8) at libc-start.c:226
#32 0x0000000000400669 in _start ()

Possible duplicates by query: bug 255233, bug 254567, bug 249362, bug 245171.

Reported using DrKonqi
Comment 1 Dario Andres 2010-11-14 19:44:47 UTC
This crash looks related to bug 255233 (seems to be cache corruption related)
Comment 2 Michael Pyne 2012-05-19 23:50:15 UTC
Agreed that it's a pretty exact duplicate of 255233. I'm working on a few more sanity checks for 4.8.4 which should hopefully help with this.

*** This bug has been marked as a duplicate of bug 255233 ***