konqueror crashes frequently: segsgv

konqueror keeps crashing in file browser mode. can't detect any regularity,
apart from it's crashing whenever i change smthg (eg. create folder in /home)

here's the backtrace (parts of it):

(no debugging symbols found)
Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
(no debugging symbols found)
`system-supplied DSO at 0xffffe000' has disappeared; keeping its symbols.
(no debugging symbols found)
(no debugging symbols found)
...
...
(no debugging symbols found)
[Thread debugging using libthread_db enabled]
[New Thread -1208052320 (LWP 7030)]
(no debugging symbols found)
(no debugging symbols found)
...
...
(no debugging symbols found)
[KCrash handler]
#4 0x4a30498d in QString::QString () from /usr/lib/libqt-mt.so.3
#5 0x4acd4e25 in KFileItem::getStatusBarInfo () from /usr/lib/libkio.so.4
#6 0xb7c06252 in KonqKfmIconView::slotOnItem ()
   from /usr/lib/kde3/konq_iconview.so
#7 0xb7c07319 in KonqKfmIconView::qt_invoke ()
   from /usr/lib/kde3/konq_iconview.so
#8 0x4a050fdd in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#9 0x4a395afe in QIconView::onItem () from /usr/lib/libqt-mt.so.3
#10 0x4a20683b in QIconView::contentsMouseMoveEvent ()
   from /usr/lib/libqt-mt.so.3
#11 0x4aed9db3 in KonqIconViewWidget::contentsMouseMoveEvent ()
   from /usr/lib/libkonq.so.4
#12 0x4a15b290 in QScrollView::viewportMouseMoveEvent ()
   from /usr/lib/libqt-mt.so.3
#13 0x4a15aa32 in QScrollView::eventFilter () from /usr/lib/libqt-mt.so.3
#14 0x4a20ae4b in QIconView::eventFilter () from /usr/lib/libqt-mt.so.3
#15 0x4a04eb01 in QObject::activate_filters () from /usr/lib/libqt-mt.so.3
#16 0x4a04ea5d in QObject::event () from /usr/lib/libqt-mt.so.3
#17 0x4a08476f in QWidget::event () from /usr/lib/libqt-mt.so.3
#18 0x49ff9370 in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#19 0x49ff8ac7 in QApplication::notify () from /usr/lib/libqt-mt.so.3
#20 0x4a63a920 in KApplication::notify () from /usr/lib/libkdecore.so.4
#21 0x49f9212f in QETWidget::translateMouseEvent ()
   from /usr/lib/libqt-mt.so.3
#22 0x49f8fe1c in QApplication::x11ProcessEvent () from /usr/lib/libqt-mt.so.3
#23 0x49fa5ec2 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#24 0x4a00a74c in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#25 0x4a00a60e in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#26 0x49ff957b in QApplication::exec () from /usr/lib/libqt-mt.so.3
#27 0x4af6706d in kdemain () from /usr/lib/libkdeinit_konqueror.so
#28 0xb7ffc776 in kdeinitmain () from /usr/lib/kde3/konqueror.so
#29 0x0804cb6e in ?? ()
#30 0x00000004 in ?? ()
...
...
#61 0x00000000 in ?? ()
#62 0x4a46fee0 in vtable for QGArray () from /usr/lib/libqt-mt.so.3
#63 0x00000000 in ?? ()
#64 0x499a6a38 in __after_morecore_hook () from /lib/tls/i686/cmov/libc.so.6
#65 0x499a69e0 in __after_morecore_hook () from /lib/tls/i686/cmov/libc.so.6
#66 0xbffff700 in ?? ()
...
#70 0x4a470228 in vtable for QPtrCollection () from /usr/lib/libqt-mt.so.3
...
#78 0x498ebb01 in malloc () from /lib/tls/i686/cmov/libc.so.6
...
#118 0x498a403b in ssignal () from /lib/tls/i686/cmov/libc.so.6
...
#127 0x49ce60d3 in operator delete () from /usr/lib/libstdc++.so.5
...
#138 0x080502b6 in _IO_stdin_used ()
#139 0x00000000 in ?? ()
#140 0xbffffb88 in ?? ()
#141 0x498a6980 in __cxa_atexit () from /lib/tls/i686/cmov/libc.so.6
#142 0x498918c8 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#143 0x0804b581 in ?? ()