Application: kontact (4.10.5)
KDE Platform Version: 4.10.5 (Compiled from sources)
Qt Version: 4.8.4
Operating System: Linux 3.11.0-rc3 x86_64
Distribution: "Gentoo Base System release 2.2"

-- Information about the crash:
- What I was doing when the application crashed:
reboot system
when plasma is shutdowningn — I get message that kontact crashed

The crash can be reproduced sometimes.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc42bcc7780 (LWP 1394))]

Thread 3 (Thread 0x7fc42851f700 (LWP 1395)):
#0  pthread_cond_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x0000003fe637c8b4 in WTF::TCMalloc_PageHeap::scavengerThread (this=0x3fe6d9d280 <WTF::pageheap_memory>) at wtf/FastMalloc.cpp:2495
#2  0x0000003fe637c9c9 in WTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at wtf/FastMalloc.cpp:1618
#3  0x00000030d060903a in start_thread (arg=0x7fc42851f700) at pthread_create.c:305
#4  0x00000030d02eab8d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 2 (Thread 0x7fc427c1e700 (LWP 1397)):
#0  0x00000030d02dd2cd in read () at ../sysdeps/unix/syscall-template.S:82
#1  0x00000030cee85f8f in read (__nbytes=16, __buf=0x7fc427c1dca0, __fd=<optimized out>) at /usr/include/bits/unistd.h:45
#2  g_wakeup_acknowledge (wakeup=0x8760c0) at gwakeup.c:212
#3  0x00000030cee4a548 in g_main_context_check (context=context@entry=0x7fc4200009a0, max_priority=2147483647, fds=fds@entry=0x7fc4200029c0, n_fds=n_fds@entry=1) at gmain.c:2980
#4  0x00000030cee4a992 in g_main_context_iterate (context=context@entry=0x7fc4200009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3143
#5  0x00000030cee4ab2c in g_main_context_iteration (context=0x7fc4200009a0, may_block=1) at gmain.c:3207
#6  0x0000003fddfac48e in QEventDispatcherGlib::processEvents (this=0x7fc4200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x0000003fddf7c70f in QEventLoop::processEvents (this=this@entry=0x7fc427c1de70, flags=...) at kernel/qeventloop.cpp:149
#8  0x0000003fddf7c9f0 in QEventLoop::exec (this=0x7fc427c1de70, flags=...) at kernel/qeventloop.cpp:204
#9  0x0000003fdde7f360 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#10 0x0000003fdde822dc in QThreadPrivate::start (arg=0x9c2f60) at thread/qthread_unix.cpp:338
#11 0x00000030d060903a in start_thread (arg=0x7fc427c1e700) at pthread_create.c:305
#12 0x00000030d02eab8d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 1 (Thread 0x7fc42bcc7780 (LWP 1394)):
[KCrash Handler]
#6  0x0000003fddf93c8d in QObject::~QObject (this=0x2cf54d0, __in_chrg=<optimized out>) at kernel/qobject.cpp:819
#7  0x0000003fddf94509 in QObject::~QObject (this=0x2cf54d0, __in_chrg=<optimized out>) at kernel/qobject.cpp:939
#8  0x000000000040390e in qDeleteAll<QList<KMainWindow*>::const_iterator> (end=..., begin=...) at /usr/include/qt4/QtCore/qalgorithms.h:322
#9  qDeleteAll<QList<KMainWindow*> > (c=...) at /usr/include/qt4/QtCore/qalgorithms.h:330
#10 main (argc=1, argv=0x7fffb5b43758) at /media/trash/system/portage/kde-base/kontact-4.10.5/work/kontact-4.10.5/kontact/src/main.cpp:220

This bug may be a duplicate of or related to bug 288141.

Possible duplicates by query: bug 307140, bug 304826.

Reported using DrKonqi