Bug 314445 - KWin crashed when explicitly applying font anti-aliasing
Summary: KWin crashed when explicitly applying font anti-aliasing
Status: RESOLVED DUPLICATE of bug 311018
Alias: None
Product: kwin
Classification: Plasma
Component: general (show other bugs)
Version: 4.9.98 (RC3)
Platform: Ubuntu Linux
: NOR crash
Target Milestone: ---
Assignee: KWin default assignee
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2013-02-05 08:11 UTC by Samuele Kaplun
Modified: 2013-02-05 08:16 UTC (History)
0 users

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Description Samuele Kaplun 2013-02-05 08:11:08 UTC
Application: kwin (4.9.98)
KDE Platform Version: 4.9.98
Qt Version: 4.8.3
Operating System: Linux 3.5.0-23-generic x86_64
Distribution: Ubuntu 12.10

-- Information about the crash:
- What I was doing when the application crashed:
I have enabled font anti-aliasing in the System Settings. When I clicked OK, kwin crashed.

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f24f76707c0 (LWP 17737))]

Thread 3 (Thread 0x7f24ebde9700 (LWP 17740)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f250804dcd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f250804dd09 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f24ffb2be9a in start_thread (arg=0x7f24ebde9700) at pthread_create.c:308
#4  0x00007f250b757ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f24ea08e700 (LWP 17743)):
#0  0x00007f250b751033 in select () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f2506b98023 in qt_safe_select (nfds=16, fdread=0x7f24e4000ac8, fdwrite=0x7f24e4000d60, fdexcept=0x7f24e4000ff8, orig_timeout=0x0) at kernel/qcore_unix.cpp:83
#2  0x00007f2506b9c9e4 in QEventDispatcherUNIXPrivate::doSelect (this=this@entry=0x7f24e4000910, flags=..., timeout=0x0) at kernel/qeventdispatcher_unix.cpp:223
#3  0x00007f2506b9d572 in QEventDispatcherUNIX::processEvents (this=0x7f24e40008f0, flags=...) at kernel/qeventdispatcher_unix.cpp:926
#4  0x00007f2506b6b2bf in QEventLoop::processEvents (this=this@entry=0x7f24ea08dd90, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f2506b6b548 in QEventLoop::exec (this=0x7f24ea08dd90, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f2506a6cb10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f2506b4b9af in QInotifyFileSystemWatcherEngine::run (this=0x1dc3330) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f2506a6faec in QThreadPrivate::start (arg=0x1dc3330) at thread/qthread_unix.cpp:338
#9  0x00007f24ffb2be9a in start_thread (arg=0x7f24ea08e700) at pthread_create.c:308
#10 0x00007f250b757ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f24f76707c0 (LWP 17737)):
[KCrash Handler]
#6  0x00007f250a6d7dd4 in QDeclarativeItem::~QDeclarativeItem (this=0x1c12d10, __in_chrg=<optimized out>) at graphicsitems/qdeclarativeitem.cpp:1668
#7  0x00007f250a69b6ee in ~QDeclarativeElement (this=0x1c12d10, __in_chrg=<optimized out>) at ../../include/QtDeclarative/../../src/declarative/qml/qdeclarativeprivate.h:87
#8  QDeclarativePrivate::QDeclarativeElement<QDeclarativeItem>::~QDeclarativeElement (this=0x1c12d10, __in_chrg=<optimized out>) at ../../include/QtDeclarative/../../src/declarative/qml/qdeclarativeprivate.h:87
#9  0x00007f2506b81468 in QObject::event (this=0x1c12d10, e=<optimized out>) at kernel/qobject.cpp:1176
#10 0x00007f2505f13e9c in QApplicationPrivate::notify_helper (this=this@entry=0x18e9d90, receiver=receiver@entry=0x1c12d10, e=e@entry=0x2db4630) at kernel/qapplication.cpp:4562
#11 0x00007f2505f1830a in QApplication::notify (this=0x7fff4ce37280, receiver=0x1c12d10, e=0x2db4630) at kernel/qapplication.cpp:4423
#12 0x00007f250b245636 in KApplication::notify (this=0x7fff4ce37280, receiver=0x1c12d10, event=0x2db4630) at ../../kdeui/kernel/kapplication.cpp:311
#13 0x00007f2506b6c56e in QCoreApplication::notifyInternal (this=0x7fff4ce37280, receiver=receiver@entry=0x1c12d10, event=event@entry=0x2db4630) at kernel/qcoreapplication.cpp:915
#14 0x00007f2506b703f1 in sendEvent (event=0x2db4630, receiver=0x1c12d10) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#15 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x189b1f0) at kernel/qcoreapplication.cpp:1539
#16 0x00007f2505fb989c in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#17 QEventDispatcherX11::processEvents (this=0x189cad0, flags=...) at kernel/qeventdispatcher_x11.cpp:75
#18 0x00007f2506b6b2bf in QEventLoop::processEvents (this=this@entry=0x7fff4ce36f90, flags=...) at kernel/qeventloop.cpp:149
#19 0x00007f2506b6b548 in QEventLoop::exec (this=0x7fff4ce36f90, flags=...) at kernel/qeventloop.cpp:204
#20 0x00007f2506b70708 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#21 0x00007f250ba8ad9a in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_kwin.so
#22 0x00007f250b68576d in __libc_start_main (main=0x4006a0, argc=3, ubp_av=0x7fff4ce373c8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff4ce373b8) at libc-start.c:226
#23 0x00000000004006d1 in _start ()

Possible duplicates by query: bug 313132, bug 312399, bug 312230, bug 311110, bug 311018.

Reported using DrKonqi
Comment 1 Martin Flöser 2013-02-05 08:16:45 UTC

*** This bug has been marked as a duplicate of bug 311018 ***