Bug 300858

Application: kmail (4.8.3)
KDE Platform Version: 4.8.3 (4.8.3)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-25-generic-pae i686
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
kmail crash 300512 delete email

The crash can be reproduced every time.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb146e740 (LWP 5505))]

Thread 7 (Thread 0xae7ceb40 (LWP 5509)):
#0  0xb773f424 in __kernel_vsyscall ()
#1  0xb583f96b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb5ea73dc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb3850263 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb385037f in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb583bd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0xb5e99ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 6 (Thread 0xadeadb40 (LWP 5510)):
#0  0xb773f424 in __kernel_vsyscall ()
#1  0xb5e8b380 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb44b9a3b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb44ac06e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb44ac1c1 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb62078e7 in QEventDispatcherGlib::processEvents (this=0xad500468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0xb61d350d in QEventLoop::processEvents (this=0xadead270, flags=...) at kernel/qeventloop.cpp:149
#7  0xb61d37a9 in QEventLoop::exec (this=0xadead270, flags=...) at kernel/qeventloop.cpp:204
#8  0xb60bc94c in QThread::exec (this=0x94326e8) at thread/qthread.cpp:501
#9  0xb60bca3b in QThread::run (this=0x94326e8) at thread/qthread.cpp:568
#10 0xb60bfde0 in QThreadPrivate::start (arg=0x94326e8) at thread/qthread_unix.cpp:298
#11 0xb583bd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb5e99ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 5 (Thread 0xad081b40 (LWP 5511)):
#0  0xb773f424 in __kernel_vsyscall ()
#1  0xb583fd13 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb5ea7434 in pthread_cond_timedwait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb60c02df in wait (time=30000, this=0x94a3ea8) at thread/qwaitcondition_unix.cpp:84
#4  QWaitCondition::wait (this=0x94a3e50, mutex=0x94a3e4c, time=30000) at thread/qwaitcondition_unix.cpp:158
#5  0xb60b2474 in QThreadPoolThread::run (this=0x94afef8) at concurrent/qthreadpool.cpp:141
#6  0xb60bfde0 in QThreadPrivate::start (arg=0x94afef8) at thread/qthread_unix.cpp:298
#7  0xb583bd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb5e99ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 4 (Thread 0xabfc9b40 (LWP 5517)):
#0  0xb773f424 in __kernel_vsyscall ()
#1  0xb5e8917b in read () from /lib/i386-linux-gnu/libc.so.6
#2  0xb44ea66e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb44abaf0 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb44ac002 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb44ac1c1 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb62078e7 in QEventDispatcherGlib::processEvents (this=0xab600468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0xb61d350d in QEventLoop::processEvents (this=0xabfc9240, flags=...) at kernel/qeventloop.cpp:149
#8  0xb61d37a9 in QEventLoop::exec (this=0xabfc9240, flags=...) at kernel/qeventloop.cpp:204
#9  0xb60bc94c in QThread::exec (this=0x975bfb8) at thread/qthread.cpp:501
#10 0xb61b0b5d in QInotifyFileSystemWatcherEngine::run (this=0x975bfb8) at io/qfilesystemwatcher_inotify.cpp:248
#11 0xb60bfde0 in QThreadPrivate::start (arg=0x975bfb8) at thread/qthread_unix.cpp:298
#12 0xb583bd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#13 0xb5e99ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0xab5ffb40 (LWP 5518)):
#0  0xb773f424 in __kernel_vsyscall ()
#1  0xb583fd13 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb5ea7434 in pthread_cond_timedwait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb60c02df in wait (time=30000, this=0x983b170) at thread/qwaitcondition_unix.cpp:84
#4  QWaitCondition::wait (this=0x983b140, mutex=0x983b13c, time=30000) at thread/qwaitcondition_unix.cpp:158
#5  0xb60b2474 in QThreadPoolThread::run (this=0x9837e20) at concurrent/qthreadpool.cpp:141
#6  0xb60bfde0 in QThreadPrivate::start (arg=0x9837e20) at thread/qthread_unix.cpp:298
#7  0xb583bd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb5e99ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xa8bffb40 (LWP 5525)):
#0  0xb773f424 in __kernel_vsyscall ()
#1  0xb583fd13 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb5ea7434 in pthread_cond_timedwait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb60c02df in wait (time=30000, this=0xaa0045d0) at thread/qwaitcondition_unix.cpp:84
#4  QWaitCondition::wait (this=0xaa0045a0, mutex=0xaa00459c, time=30000) at thread/qwaitcondition_unix.cpp:158
#5  0xb60b2474 in QThreadPoolThread::run (this=0xaa007f30) at concurrent/qthreadpool.cpp:141
#6  0xb60bfde0 in QThreadPrivate::start (arg=0xaa007f30) at thread/qthread_unix.cpp:298
#7  0xb583bd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb5e99ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb146e740 (LWP 5505)):
[KCrash Handler]
#7  QNetworkAccessHttpBackend::replyDownloadMetaData (this=0x98e05c0, hm=<error reading variable: Cannot access memory at address 0xe00020>, sc=14680096, rp=<error reading variable: Cannot access memory at address 0xe00020>, pu=224, db=<error reading variable: Cannot access memory at address 0xe00020>, contentLength=-1246883396) at access/qnetworkaccesshttpbackend.cpp:827
#8  0xb5ada37d in QNetworkAccessHttpBackend::qt_static_metacall (_o=0x98e05c0, _c=QMetaObject::InvokeMetaMethod, _id=6, _a=0xaa001680) at .moc/release-shared/moc_qnetworkaccesshttpbackend_p.cpp:91
#9  0xb61e6c01 in QMetaCallEvent::placeMetaCall (this=0xaa015000, object=0x98e05c0) at kernel/qobject.cpp:525
#10 0xb61efc7b in QObject::event (this=0x98e05c0, e=0xaa015000) at kernel/qobject.cpp:1195
#11 0xb646fed4 in notify_helper (e=0xaa015000, receiver=0x98e05c0, this=0x900a870) at kernel/qapplication.cpp:4559
#12 QApplicationPrivate::notify_helper (this=0x900a870, receiver=0x98e05c0, e=0xaa015000) at kernel/qapplication.cpp:4531
#13 0xb647530d in QApplication::notify (this=0xaa015000, receiver=0x98e05c0, e=0xaa015000) at kernel/qapplication.cpp:4288
#14 0xb74ccb61 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#15 0xb61d497e in QCoreApplication::notifyInternal (this=0xbf9dd54c, receiver=0x98e05c0, event=0xaa015000) at kernel/qcoreapplication.cpp:876
#16 0xb61d8ad8 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#17 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8fcd150) at kernel/qcoreapplication.cpp:1500
#18 0xb61d8e0c in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1393
#19 0xb6207494 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#20 postEventSourceDispatch (s=0x900ba20) at kernel/qeventdispatcher_glib.cpp:279
#21 0xb44abcda in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#22 0xb44ac0e5 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#23 0xb44ac1c1 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#24 0xb6207887 in QEventDispatcherGlib::processEvents (this=0x8fcdec0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#25 0xb6528aaa in QGuiEventDispatcherGlib::processEvents (this=0x8fcdec0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#26 0xb61d350d in QEventLoop::processEvents (this=0xbf9dd474, flags=...) at kernel/qeventloop.cpp:149
#27 0xb61d37a9 in QEventLoop::exec (this=0xbf9dd474, flags=...) at kernel/qeventloop.cpp:204
#28 0xb61d8eba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#29 0xb646da74 in QApplication::exec () at kernel/qapplication.cpp:3820
#30 0x0804a266 in ?? ()
#31 0xb5dc84d3 in __libc_start_main () from /lib/i386-linux-gnu/libc.so.6
#32 0x0804a6e9 in _start ()

Possible duplicates by query: bug 300639, bug 300508, bug 300423, bug 299923, bug 299817.

Reported using DrKonqi