I get the same error, this also affects the kernel install on a i586 kernel.
>Message: 7
>Date: Thu, 29 Dec 2005 17:38:36 -0700
>From: "Don Springall" <don_springall(a)hotmail.com>
>Subject: kernel-xen-hypervisor.i686 2.6.14-1.21_fc5
>To: fedora-test-list(a)redhat.com
>Message-ID: <BAY107-F12BBB42B01FC9674C739F485280(a)phx.gbl>
>Content-Type: text/plain; format=flowed
>
>Kudzu fails with a segmentation fault during startup. See below for details.
>[root@localhost don]# /sbin/kudzu
>Segmentation fault
>[root@localhost don]# rpm -qa kudzu
>kudzu-1.2.16-1