kfmclient crashed with SIGSEGV in QDataStream::operator>>()

[Karl]

Binary package hint: kdebase

Konqueror died when connecting to samba network resource

ProblemType: Crash
DistroRelease: Ubuntu 10.04
Package: konqueror 4:4.4.1-0ubuntu3
ProcVersionSignature: Ubuntu 2.6.32-17.26-generic 2.6.32.10+drm33.1
Uname: Linux 2.6.32-17-generic i686
Architecture: i386
Date: Sat Mar 27 17:49:29 2010
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/kfmclient
InstallationMedia: Ubuntu-Netbook-Remix 9.10 "Karmic Koala" - Release i386 (20091028.4)
ProcCmdline: kfmclient openURL /home/username/Documents inode/directory
ProcEnviron:
 LANG=en_GB.utf8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x16c7490 <_ZN11QDataStreamrsERi+32>: mov 0x8(%esi),%eax
 PC (0x016c7490) ok
 source "0x8(%esi)" (0x00000008) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: kdebase
StacktraceTop:
 QDataStream::operator>>(int&) ()
 KMimeTypeFactory::KMimeTypeFactory() ()
 KMimeTypeFactory::self() () from /usr/lib/libkdecore.so.5
 KMimeTypeTrader::query(QString const&, QString const&, QString const&) const () from /usr/lib/libkdecore.so.5
 ?? () from /usr/lib/libkdeinit4_kfmclient.so
Title: kfmclient crashed with SIGSEGV in QDataStream::operator>>()
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 QDataStream::operator>> (this=0x0, i=@0xbf82d0ac)
 KMimeTypeFactory (this=0x8e72070)
 KMimeTypeFactory::self ()
 KMimeTypeTrader::query (this=0x8e45a18,
 konqyToReuse (url=<value optimized out>,