Application: kmail (1.13.6)
KDE Platform Version: 4.6.5 (4.6.5)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-02063803-generic x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
- What I was doing when the application crashed:
I started Kmail and was prompted to enter my password for the imap-accounts already configured in Kmail. After typing my password and pressing enter, kmail crashes immediately.

The crash can be reproduced every time.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fe2fc8e7840 (LWP 3315))]

Thread 5 (Thread 0x7fe2de72a700 (LWP 3316)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe2f07c9392 in ?? () from /usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0
#2  0x00007fe2f171b2af in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe2f171bca9 in g_async_queue_timed_pop () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe2f176fa5a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe2f176d3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fe2f73fcd8c in start_thread (arg=0x7fe2de72a700) at pthread_create.c:304
#7  0x00007fe2f984d04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fe2ddd8b700 (LWP 3317)):
#0  0x00007fe2f983ff03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fe2f1746104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe2f17469f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe2e8977c44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fe2f176d3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe2f73fcd8c in start_thread (arg=0x7fe2ddd8b700) at pthread_create.c:304
#6  0x00007fe2f984d04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fe2d4a5a700 (LWP 3318)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe2fa08b79e in wait (this=<value optimized out>, mutex=0x2b54310, time=30000) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2b54310, time=30000) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fe2fa080218 in QThreadPoolThread::run (this=0x2955910) at concurrent/qthreadpool.cpp:140
#4  0x00007fe2fa08b175 in QThreadPrivate::start (arg=0x2955910) at thread/qthread_unix.cpp:320
#5  0x00007fe2f73fcd8c in start_thread (arg=0x7fe2d4a5a700) at pthread_create.c:304
#6  0x00007fe2f984d04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fe2cefbf700 (LWP 3319)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fe2fa08b79e in wait (this=<value optimized out>, mutex=0x2b54310, time=30000) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2b54310, time=30000) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fe2fa080218 in QThreadPoolThread::run (this=0x7fe2d00469a0) at concurrent/qthreadpool.cpp:140
#4  0x00007fe2fa08b175 in QThreadPrivate::start (arg=0x7fe2d00469a0) at thread/qthread_unix.cpp:320
#5  0x00007fe2f73fcd8c in start_thread (arg=0x7fe2cefbf700) at pthread_create.c:304
#6  0x00007fe2f984d04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fe2fc8e7840 (LWP 3315)):
[KCrash Handler]
#6  d_func (this=0x196, item=0x2913880, expand=false) at itemviews/qtreewidget.h:370
#7  QTreeWidget::setItemExpanded (this=0x196, item=0x2913880, expand=false) at itemviews/qtreewidget.cpp:3139
#8  0x00007fe2fb29fd79 in setExpanded (this=0x28a58d0) at /usr/include/qt4/QtGui/qtreewidget.h:409
#9  KMail::FolderView::restoreItemStates (this=0x28a58d0) at ../../kmail/folderview.cpp:389
#10 0x00007fe2fb2a073f in KMail::FolderView::reload (this=0x28a58d0, openFoldersForUpdate=false) at ../../kmail/folderview.cpp:671
#11 0x00007fe2fb4b6245 in KMMainWidget::readConfig (this=0x2553930) at ../../kmail/kmmainwidget.cpp:602
#12 0x00007fe2fb4c2245 in KMMainWidget::KMMainWidget (this=0x2553930, parent=<value optimized out>, aGUIClient=0x2546950, actionCollection=<value optimized out>, config=...) at ../../kmail/kmmainwidget.cpp:241
#13 0x00007fe2fb24c3f8 in KMMainWin::KMMainWin (this=0x25468f0, __in_chrg=<value optimized out>, __vtt_parm=<value optimized out>) at ../../kmail/kmmainwin.cpp:41
#14 0x00007fe2fb3f51d7 in KMKernel::openReader (this=0x7fff736ae8c0, onlyCheck=false) at ../../kmail/kmkernel.cpp:422
#15 0x00007fe2fb3f5b10 in KMKernel::action (this=0x7fff736ae8c0, mailto=<value optimized out>, check=false, to=..., cc=..., bcc=..., subj=..., body=..., messageFile=..., attachURLs=..., customHeaders=...) at ../../kmail/kmkernel.cpp:1939
#16 0x00007fe2fb3f82a4 in KMKernel::handleCommandLine (this=0x7fff736ae8c0, noArgsOpensReader=true) at ../../kmail/kmkernel.cpp:368
#17 0x00000000004024ba in KMailApplication::newInstance (this=0x7fff736aea30) at ../../kmail/main.cpp:87
#18 0x00000000004031d5 in delayedInstanceCreation (argc=<value optimized out>, argv=<value optimized out>) at ../../kmail/main.cpp:94
#19 main (argc=<value optimized out>, argv=<value optimized out>) at ../../kmail/main.cpp:146

Reported using DrKonqi