Application: kontact (4.8.4)
KDE Platform Version: 4.8.4 (4.8.4)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-26-generic-pae i686
Distribution: Ubuntu 12.04 LTS

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

KMail stürtzt beim e-Mail löschen ab. Das ist schon öfters pasiert.

The crash can be reproduced some of the time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb76e6980 (LWP 1744))]

Thread 4 (Thread 0xb5618b40 (LWP 1745)):
#0  0x00848416 in __kernel_vsyscall ()
#1  0x007fe96b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00d023dc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x02bb2263 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0x02bb237f in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0x007fad4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x00cf4ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0xb4cefb40 (LWP 1746)):
#0  0x007fdc41 in __pthread_mutex_unlock_usercnt () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x00d02634 in pthread_mutex_unlock () from /lib/i386-linux-gnu/libc.so.6
#2  0x07b29410 in g_mutex_unlock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x07ae9b76 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x07aea042 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x07aea201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0x05dad8e7 in QEventDispatcherGlib::processEvents (this=0xb4300468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x05d7950d in QEventLoop::processEvents (this=0xb4cef270, flags=...) at kernel/qeventloop.cpp:149
#8  0x05d797a9 in QEventLoop::exec (this=0xb4cef270, flags=...) at kernel/qeventloop.cpp:204
#9  0x05c6294c in QThread::exec (this=0x84afe08) at thread/qthread.cpp:501
#10 0x05c62a3b in QThread::run (this=0x84afe08) at thread/qthread.cpp:568
#11 0x05c65de0 in QThreadPrivate::start (arg=0x84afe08) at thread/qthread_unix.cpp:298
#12 0x007fad4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#13 0x00cf4ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xb2540b40 (LWP 1804)):
#0  0x007fcdc8 in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x00d025f4 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0x07b293d0 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x07ae987c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x07ae9faf in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x07aea201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0x05dad8e7 in QEventDispatcherGlib::processEvents (this=0xb3300df0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x05d7950d in QEventLoop::processEvents (this=0xb2540240, flags=...) at kernel/qeventloop.cpp:149
#8  0x05d797a9 in QEventLoop::exec (this=0xb2540240, flags=...) at kernel/qeventloop.cpp:204
#9  0x05c6294c in QThread::exec (this=0x8bf4cf8) at thread/qthread.cpp:501
#10 0x05d56b5d in QInotifyFileSystemWatcherEngine::run (this=0x8bf4cf8) at io/qfilesystemwatcher_inotify.cpp:248
#11 0x05c65de0 in QThreadPrivate::start (arg=0x8bf4cf8) at thread/qthread_unix.cpp:298
#12 0x007fad4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#13 0x00cf4ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb76e6980 (LWP 1744)):
[KCrash Handler]
#7  ref (this=0x5dadc7b) at ../../include/QtCore/../../src/corelib/arch/qatomic_i386.h:120
#8  QSharedDataPointer (o=..., this=0xbfd83b38) at ../../include/QtCore/../../src/corelib/tools/qshareddata.h:93
#9  QNetworkCacheMetaData::QNetworkCacheMetaData (this=0xbfd83b38, other=...) at access/qabstractnetworkcache.cpp:137
#10 0x06b20a4f in QNetworkAccessHttpBackend::fetchCacheMetaData (this=0x9414600, oldMetaData=...) at access/qnetworkaccesshttpbackend.cpp:1016
#11 0x06b2227e in QNetworkAccessHttpBackend::replyDownloadMetaData (this=0x9414600, hm=..., sc=98229371, rp=..., pu=255, db=..., contentLength=485264766827753489) at access/qnetworkaccesshttpbackend.cpp:828
#12 0xbfd83b98 in ?? ()
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Possible duplicates by query: bug 303032, bug 302056, bug 301320, bug 297059, bug 291839.

Reported using DrKonqi