Bug 289826

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-14-generic i686
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:

Crash when second Chrome (Incognito) window was closed.
I'd just signed out of my Gmail account.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7884b20 (LWP 1596))]

Thread 4 (Thread 0xb082ab70 (LWP 1598)):
#0  0x07026d10 in __GI_clock_gettime (clock_id=1, tp=0xb082a018) at ../sysdeps/unix/clock_gettime.c:116
#1  0x059c47d5 in do_gettime (frac=0xb082a010, sec=0xb082a008) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0x05a974b6 in QTimerInfoList::updateCurrentTime (this=0x961ca9c) at kernel/qeventdispatcher_unix.cpp:339
#4  0x05a9780a in QTimerInfoList::timerWait (this=0x961ca9c, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0x05a96053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xb082a11c) at kernel/qeventdispatcher_glib.cpp:136
#6  0x05a960ed in timerSourcePrepare (source=0x961ca68, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0x07a7588c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0x07a76637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0x07a76c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0x05a96b37 in QEventDispatcherGlib::processEvents (this=0x932c4d0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0x05a671dd in QEventLoop::processEvents (this=0xb082a2a0, flags=...) at kernel/qeventloop.cpp:149
#12 0x05a67421 in QEventLoop::exec (this=0xb082a2a0, flags=...) at kernel/qeventloop.cpp:201
#13 0x0596a90b in QThread::exec (this=0x9600238) at thread/qthread.cpp:498
#14 0x05a47e2d in QInotifyFileSystemWatcherEngine::run (this=0x9600238) at io/qfilesystemwatcher_inotify.cpp:248
#15 0x0596d7b3 in QThreadPrivate::start (arg=0x9600238) at thread/qthread_unix.cpp:331
#16 0x08ec4d31 in start_thread (arg=0xb082ab70) at pthread_create.c:304
#17 0x00c810ce in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xaf3ffb70 (LWP 1601)):
#0  0x07026d10 in __GI_clock_gettime (clock_id=1, tp=0xaf3ff018) at ../sysdeps/unix/clock_gettime.c:116
#1  0x059c47d5 in do_gettime (frac=0xaf3ff010, sec=0xaf3ff008) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0x05a974b6 in QTimerInfoList::updateCurrentTime (this=0x980a57c) at kernel/qeventdispatcher_unix.cpp:339
#4  0x05a9780a in QTimerInfoList::timerWait (this=0x980a57c, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0x05a96053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xaf3ff11c) at kernel/qeventdispatcher_glib.cpp:136
#6  0x05a960ed in timerSourcePrepare (source=0x980a548, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0x07a7588c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0x07a76637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0x07a76c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0x05a96b37 in QEventDispatcherGlib::processEvents (this=0x9801c08, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0x05a671dd in QEventLoop::processEvents (this=0xaf3ff2a0, flags=...) at kernel/qeventloop.cpp:149
#12 0x05a67421 in QEventLoop::exec (this=0xaf3ff2a0, flags=...) at kernel/qeventloop.cpp:201
#13 0x0596a90b in QThread::exec (this=0x9807848) at thread/qthread.cpp:498
#14 0x05a47e2d in QInotifyFileSystemWatcherEngine::run (this=0x9807848) at io/qfilesystemwatcher_inotify.cpp:248
#15 0x0596d7b3 in QThreadPrivate::start (arg=0x9807848) at thread/qthread_unix.cpp:331
#16 0x08ec4d31 in start_thread (arg=0xaf3ffb70) at pthread_create.c:304
#17 0x00c810ce in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xadbfcb70 (LWP 1607)):
#0  __libc_enable_asynccancel () at ../nptl/cancellation.c:44
#1  0x00c723f7 in __GI___poll (fds=0x9a908b0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:85
#2  0x07a8534b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x07a76896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x07a76f9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x050c2cea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0x07a9d5f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0x08ec4d31 in start_thread (arg=0xadbfcb70) at pthread_create.c:304
#8  0x00c810ce in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb7884b20 (LWP 1596)):
[KCrash Handler]
#7  operator== (value=0, this=0x9) at /usr/include/qt4/QtCore/qbasicatomic.h:70
#8  isNull (this=0xa77d960) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#9  operator! (this=0xa77d960) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#10 TaskManager::TaskItem::task (this=0xa9e7798) at ../../../libs/taskmanager/taskitem.cpp:113
#11 0x0455e662 in WindowTaskItem::publishIconGeometry (this=0x9edd9c8) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#12 0x0456f688 in AbstractTaskItem::timerEvent (this=0x9edd9c8, event=0xbfd62d1c) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#13 0x05a80994 in QObject::event (this=0x9edd9c8, e=0xbfd62d1c) at kernel/qobject.cpp:1181
#14 0x06c2dbd4 in QGraphicsWidget::event (this=0x9edd9c8, event=0xbfd62d1c) at graphicsview/qgraphicswidget.cpp:1455
#15 0x0656ed54 in notify_helper (e=0xbfd62d1c, receiver=0x9edd9c8, this=0x8f4fb38) at kernel/qapplication.cpp:4486
#16 QApplicationPrivate::notify_helper (this=0x8f4fb38, receiver=0x9edd9c8, e=0xbfd62d1c) at kernel/qapplication.cpp:4458
#17 0x06574103 in QApplication::notify (this=0xbfd62d1c, receiver=0x9edd9c8, e=0xbfd62d1c) at kernel/qapplication.cpp:3886
#18 0x010fe681 in KApplication::notify (this=0x8f46000, receiver=0x9edd9c8, event=0xbfd62d1c) at ../../kdeui/kernel/kapplication.cpp:311
#19 0x05a6819e in QCoreApplication::notifyInternal (this=0x8f46000, receiver=0x9edd9c8, event=0xbfd62d1c) at kernel/qcoreapplication.cpp:787
#20 0x05a98c10 in sendEvent (event=0xbfd62d1c, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#21 QTimerInfoList::activateTimers (this=0x8f5493c) at kernel/qeventdispatcher_unix.cpp:603
#22 0x05a96155 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#23 idleTimerSourceDispatch (source=0x8f54970) at kernel/qeventdispatcher_glib.cpp:231
#24 0x07a7625f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#25 0x07a76990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#26 0x07a76c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#27 0x05a96ada in QEventDispatcherGlib::processEvents (this=0x8f07230, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#28 0x06626e3a in QGuiEventDispatcherGlib::processEvents (this=0x8f07230, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#29 0x05a671dd in QEventLoop::processEvents (this=0xbfd62f94, flags=...) at kernel/qeventloop.cpp:149
#30 0x05a67421 in QEventLoop::exec (this=0xbfd62f94, flags=...) at kernel/qeventloop.cpp:201
#31 0x05a6c19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#32 0x0656c8f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#33 0x00b4918b in kdemain (argc=1, argv=0xbfd63194) at ../../../../plasma/desktop/shell/main.cpp:120
#34 0x0804850b in main (argc=1, argv=0xbfd63194) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 289676, bug 289669, bug 289653, bug 289651, bug 289640.

Reported using DrKonqi