Description of problem:
kernel 2.4.9-21 hangs on partition check when booting on a Dell Poweredge 2400.

Version-Release number of selected component (if applicable):
2.4.9-21

How reproducible:
Always

Steps to Reproduce:
rpm -Uvh i386/modutils-2.4.10-1.i386.rpm
rpm -ivh i686/kernel-2.4.9-21.i686.rpm
rpm -Uvh i386/kernel-headers-2.4.9-21.i386.rpm
shutdown -r now
select new kernel in Grub


Actual Results:  If new kernel selected for boot, system hangs at:
Partition check:
sda: sda1 sda2 sda3 sda4 < sda5 sda6 sda7 >


Expected Results:  complete boot of new kernel

Additional info:

Configuration info / steps:
DELL PowerEdge 2400
System Bios: A08
Embedded Server Management Firmware: 5.22
System Backplane Firmware: 5.35
Expandable RAID Controller 2/Si BIOS: 2.5-0 build 2993
OR Expandable RAID Controller 2/Si BIOS: 2.6-0 build 3512
Adaptec AIC-7880 SCSI BIOS: 25701
2 Quantum Atlas V 9.1 Gb drives
RAID and SCSI firmware options: set to defaults
Delete existing RAID containers:
Format and verify all fixed disks
Initialize drives
Create one new RAID 1 container using two drives, all space
Wait for syncronization of the drives to complete
When all drive activity has ceased, reboot and begin install.
Default "server" install, text mode
autopartition
deselect Classic X component
After install update all non kernel packages (or not, no effect on outcome)
perform kernel update
boot new kernel