Bug 277525

Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.5 (4.6.5)
Qt Version: 4.7.2
Operating System: Linux 3.0.0-rc5dreibholz x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:
plasm-desktop (KDE 4.6.5, Kubuntu 11.04) has crashed while working with editor.

-- Backtrace:
Application: Plasma-Desktop-Umgebung (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f37acfff7a0 (LWP 1838))]

Thread 5 (Thread 0x7f378f6a1700 (LWP 1839)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007f37ac8a880f in _L_lock_12013 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f37ac8a68d8 in __libc_free (mem=0x7f37acbb91c0) at malloc.c:3736
#3  0x00007f37a9b0ee57 in socketNotifierSourceCheck (source=0x1015e00) at kernel/qeventdispatcher_glib.cpp:92
#4  0x00007f37a12e2854 in g_main_context_check (context=0x102c410, max_priority=2147483647, fds=<value optimized out>, n_fds=<value optimized out>) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:2961
#5  0x00007f37a12e3122 in g_main_context_iterate (context=0x102c410, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:3088
#6  0x00007f37a12e3639 in g_main_context_iteration (context=0x102c410, may_block=1) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:3154
#7  0x00007f37a9b0f3ef in QEventDispatcherGlib::processEvents (this=0xfd0520, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#8  0x00007f37a9ae3882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#9  0x00007f37a9ae3abc in QEventLoop::exec (this=0x7f378f6a0db0, flags=...) at kernel/qeventloop.cpp:201
#10 0x00007f37a99fa924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#11 0x00007f37a9ac5c2f in QInotifyFileSystemWatcherEngine::run (this=0x10165a0) at io/qfilesystemwatcher_inotify.cpp:248
#12 0x00007f37a99fd175 in QThreadPrivate::start (arg=0x10165a0) at thread/qthread_unix.cpp:320
#13 0x00007f37a1be6d8c in start_thread (arg=0x7f378f6a1700) at pthread_create.c:304
#14 0x00007f37ac91004d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f378d48e700 (LWP 1840)):
#0  0x00007f37a12e210a in g_main_context_prepare (context=0x7f3788001050, priority=0x7f378d48dc9c) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:2785
#1  0x00007f37a12e2f9d in g_main_context_iterate (context=0x7f3788001050, block=1, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:3071
#2  0x00007f37a12e3639 in g_main_context_iteration (context=0x7f3788001050, may_block=1) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:3154
#3  0x00007f37a9b0f446 in QEventDispatcherGlib::processEvents (this=0x7f3788000aa0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f37a9ae3882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f37a9ae3abc in QEventLoop::exec (this=0x7f378d48ddb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f37a99fa924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007f37a9ac5c2f in QInotifyFileSystemWatcherEngine::run (this=0xadf1c0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f37a99fd175 in QThreadPrivate::start (arg=0xadf1c0) at thread/qthread_unix.cpp:320
#9  0x00007f37a1be6d8c in start_thread (arg=0x7f378d48e700) at pthread_create.c:304
#10 0x00007f37ac91004d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f3780773700 (LWP 1846)):
#0  0x00007f37a1be93c4 in __pthread_mutex_lock (mutex=0x1402bd8) at pthread_mutex_lock.c:61
#1  0x00007f37a12e1f0d in g_main_context_prepare (context=0x1402bd0, priority=0x7f3780772d8c) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:2689
#2  0x00007f37a12e2f9d in g_main_context_iterate (context=0x1402bd0, block=1, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:3071
#3  0x00007f37a12e39f2 in g_main_loop_run (loop=0x1402bb0) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:3299
#4  0x00007f378188ac44 in gdbus_shared_thread_func (data=<value optimized out>) at /build/buildd/glib2.0-2.28.6/./gio/gdbusprivate.c:276
#5  0x00007f37a130a3e4 in g_thread_create_proxy (data=0x1402cb0) at /build/buildd/glib2.0-2.28.6/./glib/gthread.c:1897
#6  0x00007f37a1be6d8c in start_thread (arg=0x7f3780773700) at pthread_create.c:304
#7  0x00007f37ac91004d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f377f2f0700 (LWP 1847)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007f37ac8a880f in _L_lock_12013 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f37ac8a68d8 in __libc_free (mem=0x7f37acbb91c0) at malloc.c:3736
#3  0x00007f37a12de9b4 in g_source_unref_internal (source=0x1519a10, context=0x1706640, have_lock=0) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:1703
#4  0x00007f37a9b0f7aa in QEventDispatcherGlib::~QEventDispatcherGlib (this=0x1544d80, __in_chrg=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:373
#5  0x00007f37a9b0f8f9 in QEventDispatcherGlib::~QEventDispatcherGlib (this=0x1544d80, __in_chrg=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:401
#6  0x00007f37a99fc4d4 in QThreadPrivate::finish (arg=0x7f37a9e17f60) at thread/qthread_unix.cpp:356
#7  0x00007f37a99fd17d in ~__pthread_cleanup_class (arg=0x7f37a9e17f60) at /usr/include/pthread.h:545
#8  QThreadPrivate::start (arg=0x7f37a9e17f60) at thread/qthread_unix.cpp:279
#9  0x00007f37a1be6d8c in start_thread (arg=0x7f377f2f0700) at pthread_create.c:304
#10 0x00007f37ac91004d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f37acfff7a0 (LWP 1838)):
[KCrash Handler]
#6  malloc_consolidate (av=0x7f37acbb91c0) at malloc.c:5167
#7  0x00007f37ac8a3472 in _int_malloc (av=0x7f37acbb91c0, bytes=8192) at malloc.c:4373
#8  0x00007f37ac8a631e in __libc_malloc (bytes=8192) at malloc.c:3660
#9  0x00007f37a99ff218 in QByteArray::realloc (this=0x1f56010, alloc=8160) at tools/qbytearray.cpp:1428
#10 0x00007f37a99ff339 in QByteArray::resize (this=0x1f56010, size=4096) at tools/qbytearray.cpp:1396
#11 0x00007f37a9a868d7 in reserve (this=<value optimized out>, data=0x18965f8 "cpu/cpu0/clock\n", len=15) at ../../include/QtCore/private/../../../src/corelib/tools/qringbuffer_p.h:158
#12 QProcess::writeData (this=<value optimized out>, data=0x18965f8 "cpu/cpu0/clock\n", len=15) at io/qprocess.cpp:1859
#13 0x00007f37a9a80d57 in QIODevice::write (this=0x1705150, data=0x18965f8 "cpu/cpu0/clock\n", maxSize=<value optimized out>) at io/qiodevice.cpp:1362
#14 0x00007f377f2ff4a0 in KSGRD::SensorShellAgent::writeMsg (this=<value optimized out>, msg=<value optimized out>, len=<value optimized out>) at ../../../../ksysguard/gui/ksgrd/SensorShellAgent.cpp:144
#15 0x00007f377f2f655a in KSGRD::SensorAgent::executeCommand (this=0x1704e70) at ../../../../ksysguard/gui/ksgrd/SensorAgent.cpp:213
#16 0x00007f377f2f6701 in KSGRD::SensorAgent::sendRequest (this=0x1704e70, req=..., client=0x17146a8, id=9) at ../../../../ksysguard/gui/ksgrd/SensorAgent.cpp:78
#17 0x00007f377f2fe8aa in KSGRD::SensorManager::sendRequest (this=0x1710700, hostName=..., req=..., client=0x17146a8, id=9) at ../../../../ksysguard/gui/ksgrd/SensorManager.cpp:338
#18 0x00007f377f508b1c in SystemMonitorEngine::updateSourceEvent (this=0x1714690, sensorName=...) at ../../../../../plasma/generic/dataengines/systemmonitor/systemmonitor.cpp:79
#19 0x00007f37ac44a8d5 in Plasma::DataEnginePrivate::internalUpdateSource (this=0x1716cb0, source=0xa8f4b0) at ../../plasma/dataengine.cpp:579
#20 0x00007f37ac44c858 in Plasma::DataEngine::qt_metacall (this=0x1714690, _c=QMetaObject::InvokeMetaMethod, _id=6, _a=0x7fff9b094b00) at ./dataengine.moc:131
#21 0x00007f377f508df8 in SystemMonitorEngine::qt_metacall (this=0x1714690, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=<value optimized out>) at ./systemmonitor.moc:73
#22 0x00007f37a9af95f8 in QMetaObject::activate (sender=0xa8f4b0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fff9b094b00) at kernel/qobject.cpp:3287
#23 0x00007f37ac447d62 in Plasma::DataContainer::updateRequested (this=<value optimized out>, _t1=0xa8f4b0) at ./datacontainer.moc:126
#24 0x00007f37ac4807ce in Plasma::SignalRelay::timerEvent (this=0x1c14d30, event=<value optimized out>) at ../../plasma/private/datacontainer_p.cpp:155
#25 0x00007f37a9af81c9 in QObject::event (this=0x1c14d30, e=<value optimized out>) at kernel/qobject.cpp:1190
#26 0x00007f37a8ea59e4 in QApplicationPrivate::notify_helper (this=0x92b660, receiver=0x1c14d30, e=0x7fff9b095200) at kernel/qapplication.cpp:4462
#27 0x00007f37a8eaa3aa in QApplication::notify (this=<value optimized out>, receiver=0x1c14d30, e=0x7fff9b095200) at kernel/qapplication.cpp:4341
#28 0x00007f37aa79d6c6 in KApplication::notify (this=0x916630, receiver=0x1c14d30, event=0x7fff9b095200) at ../../kdeui/kernel/kapplication.cpp:311
#29 0x00007f37a9ae449c in QCoreApplication::notifyInternal (this=0x916630, receiver=0x1c14d30, event=0x7fff9b095200) at kernel/qcoreapplication.cpp:731
#30 0x00007f37a9b11f12 in sendEvent (this=0x928c80) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#31 QTimerInfoList::activateTimers (this=0x928c80) at kernel/qeventdispatcher_unix.cpp:604
#32 0x00007f37a9b0ed18 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#33 idleTimerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#34 0x00007f37a12e2bcd in g_main_dispatch (context=0x9279b0) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:2440
#35 g_main_context_dispatch (context=0x9279b0) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:3013
#36 0x00007f37a12e33a8 in g_main_context_iterate (context=0x9279b0, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:3091
#37 0x00007f37a12e3639 in g_main_context_iteration (context=0x9279b0, may_block=1) at /build/buildd/glib2.0-2.28.6/./glib/gmain.c:3154
#38 0x00007f37a9b0f3ef in QEventDispatcherGlib::processEvents (this=0x880340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#39 0x00007f37a8f4cdfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#40 0x00007f37a9ae3882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#41 0x00007f37a9ae3abc in QEventLoop::exec (this=0x7fff9b095470, flags=...) at kernel/qeventloop.cpp:201
#42 0x00007f37a9ae7ecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#43 0x00007f37acbfcb4c in kdemain (argc=1, argv=0x7fff9b095878) at ../../../../plasma/desktop/shell/main.cpp:120
#44 0x00007f37ac848eff in __libc_start_main (main=0x400740 <main(int, char**)>, argc=1, ubp_av=0x7fff9b095878, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff9b095868) at libc-start.c:226
#45 0x0000000000400669 in _start ()

Possible duplicates by query: bug 274838, bug 268901, bug 258297, bug 257258.

Reported using DrKonqi