backtrace (from konqueror --sync, with -dbgsym packages, on feisty herd 5)

Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread -1234577712 (LWP 13143)]
[KCrash handler]
#6  0xb7a03810 in KRun::foundMimeType (this=0x88f9c60, type=@0xbffea718)
    at /build/buildd/kdelibs-3.5.6/./kio/kio/krun.cpp:1277
#7  0xb5da431f in KHTMLRun::foundMimeType (this=0x88f9c60, _type=@0xbffea754)
    at /build/buildd/kdelibs-3.5.6/./khtml/khtml_run.cpp:74
#8  0xb7b5a7a5 in KParts::BrowserRun::slotBrowserMimetype (this=0x88f9c60, 
    _job=0x88e5ec8, type=@0x8920870)
    at /build/buildd/kdelibs-3.5.6/./kparts/browserrun.cpp:200
#9  0xb7b5a90e in KParts::BrowserRun::qt_invoke (this=0x88f9c60, _id=7, 
    _o=0xbffea820) at ./browserrun.moc:102
#10 0xb5d70f2b in KHTMLRun::qt_invoke (this=0x88f9c60, _id=7, _o=0xbffea820)
    at ./khtml_run.moc:77
#11 0xb6cb6097 in QObject::activate_signal (this=0x88e5ec8, clist=0x884e258, 
    o=0xbffea820) at kernel/qobject.cpp:2356
#12 0xb7911960 in KIO::TransferJob::mimetype (this=0x88e5ec8, t0=0x88e5ec8, 
    t1=@0x88e5fd8) at ./jobclasses.moc:1050
#13 0xb79119e2 in KIO::TransferJob::slotMimetype (this=0x88e5ec8, 
    type=@0x89556c8) at /build/buildd/kdelibs-3.5.6/./kio/kio/job.cpp:1111
#14 0xb7951bed in KIO::TransferJob::qt_invoke (this=0x88e5ec8, _id=20, 
    _o=0xbffea958) at ./jobclasses.moc:1074
#15 0xb6cb6097 in QObject::activate_signal (this=0x8754908, clist=0x8753348, 
    o=0xbffea958) at kernel/qobject.cpp:2356
#16 0xb6cb65cc in QObject::activate_signal (this=0x8754908, signal=19, 
    param=@0xbffea9ac) at kernel/qobject.cpp:2451
#17 0xb791d423 in KIO::SlaveInterface::mimeType (this=0x8754908, 
    t0=@0xbffeab50) at ./slaveinterface.moc:370
#18 0xb796f881 in KIO::SlaveInterface::dispatch (this=0x8754908, _cmd=21, 
    rawdata=@0xbffeab90)
    at /build/buildd/kdelibs-3.5.6/./kio/kio/slaveinterface.cpp:338
#19 0xb7977f0a in KIO::SlaveInterface::dispatch (this=0x8754908)
    at /build/buildd/kdelibs-3.5.6/./kio/kio/slaveinterface.cpp:173
#20 0xb791ee8c in KIO::Slave::gotInput (this=0x8754908)
    at /build/buildd/kdelibs-3.5.6/./kio/kio/slave.cpp:300
#21 0xb7968410 in KIO::Slave::qt_invoke (this=0x8754908, _id=4, _o=0xbffeacb8)
    at ./slave.moc:113
#22 0xb6cb6097 in QObject::activate_signal (this=0x87548d0, clist=0x873ee10, 
    o=0xbffeacb8) at kernel/qobject.cpp:2356
#23 0xb6cb69ae in QObject::activate_signal (this=0x87548d0, signal=2, 
    param=25) at kernel/qobject.cpp:2449
#24 0xb704384f in QSocketNotifier::activated (this=0x87548d0, t0=25)
    at .moc/debug-shared-mt/moc_qsocketnotifier.cpp:85
#25 0xb6cd8c56 in QSocketNotifier::event (this=0x87548d0, e=0xbffeafe8)
    at kernel/qsocketnotifier.cpp:258
#26 0xb6c4d2ec in QApplication::internalNotify (this=0xbffeb638, 
    receiver=0x87548d0, e=0xbffeafe8) at kernel/qapplication.cpp:2635
#27 0xb6c4f11b in QApplication::notify (this=0xbffeb638, receiver=0x87548d0, 
    e=0xbffeafe8) at kernel/qapplication.cpp:2358
#28 0xb7424ce2 in KApplication::notify (this=0xbffeb638, receiver=0x87548d0, 
    event=0xbffeafe8)
    at /build/buildd/kdelibs-3.5.6/./kdecore/kapplication.cpp:550
#29 0xb6bdf369 in QApplication::sendEvent (receiver=0x87548d0, 
    event=0xbffeafe8) at ../include/qapplication.h:520
#30 0xb6c3f6a5 in QEventLoop::activateSocketNotifiers (this=0x808af28)
    at kernel/qeventloop_unix.cpp:578
#31 0xb6bf4037 in QEventLoop::processEvents (this=0x808af28, flags=4)
    at kernel/qeventloop_x11.cpp:383
#32 0xb6c679c2 in QEventLoop::enterLoop (this=0x808af28)
    at kernel/qeventloop.cpp:198
#33 0xb6c677d2 in QEventLoop::exec (this=0x808af28)
    at kernel/qeventloop.cpp:145
#34 0xb6c4ee95 in QApplication::exec (this=0xbffeb638)
    at kernel/qapplication.cpp:2758
#35 0xb7f67ca4 in kdemain (argc=2, argv=0xbffeb7d4)
    at /build/buildd/kdebase-3.5.6/./konqueror/konq_main.cc:206
#36 0x080484c2 in main (argc=-1223317976, argv=0x1) at konqueror.la.cc:2
#37 0xb7c6febc in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#38 0x08048411 in _start ()