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List:       konq-bugs
Subject:    [konqueror] [Bug 322658] New: if closing (at least?) one of two windows of one konquerer instance, b
From:       Axel Krebs <axel.krebs () t-online ! de>
Date:       2013-07-21 18:18:52
Message-ID: bug-322658-5021 () http ! bugs ! kde ! org/
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https://bugs.kde.org/show_bug.cgi?id=322658

            Bug ID: 322658
           Summary: if closing (at least?) one of two windows of one
                    konquerer instance, both will be emptied or konquerer
                    crashes
    Classification: Unclassified
           Product: konqueror
           Version: 4.10.5
          Platform: Ubuntu Packages
                OS: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: konq-bugs@kde.org
          Reporter: axel.krebs@t-online.de

Application: konqueror (4.10.5)
KDE Platform Version: 4.10.5
Qt Version: 4.8.4
Operating System: Linux 3.8.0-27-generic x86_64
Distribution: Ubuntu 13.04

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

For file and directory purposes, I often use two (or three) windows within
_one_ konquerer instance.

If closing one subdirectory (window), the program empties all or crashes.

The crash can be reproduced every time.

-- Backtrace:
Application: Konqueror (kdeinit4), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f7af7a717c0 (LWP 2837))]

Thread 4 (Thread 0x7f7ad9a1d700 (LWP 2838)):
#0  0x00007f7af52e73cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f7af242f1dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7af242f304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7af6719036 in QEventDispatcherGlib::processEvents
(this=0x7f7ad40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f7af66e938f in QEventLoop::processEvents
(this=this@entry=0x7f7ad9a1cd90, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f7af66e9618 in QEventLoop::exec (this=this@entry=0x7f7ad9a1cd90,
flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f7af65eb410 in QThread::exec (this=this@entry=0x1a3c8a0) at
thread/qthread.cpp:542
#7  0x00007f7af66caedf in QInotifyFileSystemWatcherEngine::run (this=0x1a3c8a0)
at io/qfilesystemwatcher_inotify.cpp:256
#8  0x00007f7af65edbec in QThreadPrivate::start (arg=0x1a3c8a0) at
thread/qthread_unix.cpp:338
#9  0x00007f7af2b03f8e in start_thread (arg=0x7f7ad9a1d700) at
pthread_create.c:311
#10 0x00007f7af52f3e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7f7ad37fe700 (LWP 2842)):
#0  __pthread_mutex_unlock_usercnt (mutex=0x7f7ac4000a60, decr=1) at
pthread_mutex_unlock.c:58
#1  0x00007f7af246e5f1 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7af242edf9 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7af242f248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f7af242f304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f7af6719036 in QEventDispatcherGlib::processEvents
(this=0x7f7ac40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f7af66e938f in QEventLoop::processEvents
(this=this@entry=0x7f7ad37fdd90, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f7af66e9618 in QEventLoop::exec (this=this@entry=0x7f7ad37fdd90,
flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f7af65eb410 in QThread::exec (this=this@entry=0x1b861e0) at
thread/qthread.cpp:542
#9  0x00007f7af66caedf in QInotifyFileSystemWatcherEngine::run (this=0x1b861e0)
at io/qfilesystemwatcher_inotify.cpp:256
#10 0x00007f7af65edbec in QThreadPrivate::start (arg=0x1b861e0) at
thread/qthread_unix.cpp:338
#11 0x00007f7af2b03f8e in start_thread (arg=0x7f7ad37fe700) at
pthread_create.c:311
#12 0x00007f7af52f3e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f7ad2506700 (LWP 7458)):
#0  0x00007f7af52e73cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f7af242f1dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7af242f304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7af6719036 in QEventDispatcherGlib::processEvents
(this=0x7f7ab8002a60, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f7af66e938f in QEventLoop::processEvents
(this=this@entry=0x7f7ad2505d90, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f7af66e9618 in QEventLoop::exec (this=this@entry=0x7f7ad2505d90,
flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f7af65eb410 in QThread::exec (this=this@entry=0xa5bf190) at
thread/qthread.cpp:542
#7  0x00007f7af66caedf in QInotifyFileSystemWatcherEngine::run (this=0xa5bf190)
at io/qfilesystemwatcher_inotify.cpp:256
#8  0x00007f7af65edbec in QThreadPrivate::start (arg=0xa5bf190) at
thread/qthread_unix.cpp:338
#9  0x00007f7af2b03f8e in start_thread (arg=0x7f7ad2506700) at
pthread_create.c:311
#10 0x00007f7af52f3e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f7af7a717c0 (LWP 2837)):
[KCrash Handler]
#6  QList (l=..., this=0x7fff0bd986f0) at /usr/include/qt4/QtCore/qlist.h:122
#7  QForeachContainer (t=..., this=0x7fff0bd986f0) at
/usr/include/qt4/QtCore/qglobal.h:2367
#8  KDirLister::Private::cachedItemsJobForUrl (this=0x2e00460045004e, url=...)
at ../../kio/kio/kdirlister.cpp:281
#9  0x00007f7aedcbb9a7 in KDirListerCache::updateDirectory
(this=this@entry=0x19f4130, _dir=...) at ../../kio/kio/kdirlister.cpp:694
#10 0x00007f7aedcbeedd in KDirListerCache::slotFilesAdded (this=0x19f4130,
dir=...) at ../../kio/kio/kdirlister.cpp:866
#11 0x00007f7af66ff0ef in QMetaObject::activate (sender=0x19f9df0,
m=m@entry=0x7f7aee0390a0 <OrgKdeKDirNotifyInterface::staticMetaObject>,
local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7fff0bd98af0)
at kernel/qobject.cpp:3539
#12 0x00007f7aedccd025 in OrgKdeKDirNotifyInterface::FilesAdded
(this=<optimized out>, _t1=...) at ./kdirnotify.moc:131
#13 0x00007f7aedccd61b in OrgKdeKDirNotifyInterface::qt_metacall
(this=0x19f9df0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>,
_a=0x7fff0bd98cb0) at ./kdirnotify.moc:107
#14 0x00007f7af3aad063 in QDBusConnectionPrivate::deliverCall (this=0x1617f50,
object=0x19f9df0, msg=..., metaTypes=..., slotIdx=7) at qdbusintegrator.cpp:951
#15 0x00007f7af67045be in QObject::event (this=0x19f9df0, e=<optimized out>) at
kernel/qobject.cpp:1194
#16 0x00007f7af5a908ec in QApplicationPrivate::notify_helper
(this=this@entry=0x15cd6c0, receiver=receiver@entry=0x19f9df0,
e=e@entry=0x1d29d80) at kernel/qapplication.cpp:4567
#17 0x00007f7af5a9325b in QApplication::notify (this=this@entry=0x7fff0bd99940,
receiver=receiver@entry=0x19f9df0, e=e@entry=0x1d29d80) at
kernel/qapplication.cpp:4428
#18 0x00007f7af746d1a6 in KApplication::notify (this=0x7fff0bd99940,
receiver=0x19f9df0, event=0x1d29d80) at ../../kdeui/kernel/kapplication.cpp:311
#19 0x00007f7af66ea63e in QCoreApplication::notifyInternal
(this=0x7fff0bd99940, receiver=receiver@entry=0x19f9df0,
event=event@entry=0x1d29d80) at kernel/qcoreapplication.cpp:946
#20 0x00007f7af66ee171 in sendEvent (event=0x1d29d80, receiver=0x19f9df0) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#21 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0,
event_type=event_type@entry=0, data=0x14e6150) at
kernel/qcoreapplication.cpp:1570
#22 0x00007f7af66ee4a3 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1463
#23 0x00007f7af6718e83 in sendPostedEvents () at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#24 postEventSourceDispatch (s=0x15cdc10) at
kernel/qeventdispatcher_glib.cpp:279
#25 0x00007f7af242ef05 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f7af242f248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f7af242f304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f7af6719016 in QEventDispatcherGlib::processEvents (this=0x14e8670,
flags=...) at kernel/qeventdispatcher_glib.cpp:424
#29 0x00007f7af5b3613e in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#30 0x00007f7af66e938f in QEventLoop::processEvents
(this=this@entry=0x7fff0bd99630, flags=...) at kernel/qeventloop.cpp:149
#31 0x00007f7af66e9618 in QEventLoop::exec (this=this@entry=0x7fff0bd99630,
flags=...) at kernel/qeventloop.cpp:204
#32 0x00007f7af66eecf6 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1218
#33 0x00007f7ae226b73e in kdemain () from
/usr/lib/kde4/libkdeinit/libkdeinit4_konqueror.so
#34 0x00000000004084ea in launch (argc=argc@entry=4,
_name=_name@entry=0x15a4f98 "konqueror", args=0x15a4fd4 "/home/ak",
args@entry=0x15a4fa2 "-mimetype", cwd=cwd@entry=0x15a4fd4 "/home/ak",
envc=envc@entry=40, envs=<optimized out>, envs@entry=0x15a4fe5
"KDE_FULL_SESSION=true", reset_env=true, tty=tty@entry=0x0, avoid_loops=false,
startup_id_str=startup_id_str@entry=0x15a5662
"quadro;1374406011;142189;2213_TIME0") at ../../kinit/kinit.cpp:738
#35 0x00000000004095fb in handle_launcher_request (sock=sock@entry=40,
who=<optimized out>) at ../../kinit/kinit.cpp:1230
#36 0x0000000000409bf0 in handle_requests (waitForPid=waitForPid@entry=0) at
../../kinit/kinit.cpp:1414
#37 0x00000000004054f7 in main (argc=4, argv=<optimized out>,
envp=0x7fff0bd9a8d0) at ../../kinit/kinit.cpp:1911

Possible duplicates by query: bug 322130, bug 320734, bug 320664, bug 316953,
bug 311237.

Reported using DrKonqi

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