kernel-smp-2.6.18-1.2200 kernel panic

[Clyde E. Kunkel]

Jason Montleon wrote:
> Good Afternoon,
> I installed kernel-smp-2.6.18-1.2200 today and rebooted my computer.  I 
> got a kernel panic pretty fast in the boot process.  I have 3 drives in 
> my system.  md0 is a RAID 1 /boot partition formatted ext3 of appr. 1GB 
> on hda and hdc.  I have a 1GB swap partition on hdc.  The remainder of 
> the space on all three drives is dedicated to md1 a RAID 5 partition 
> formatted ext3 of appr. 450GB.  hdb is a DVD-ROM/CD-RW.
> 
> The system boots normally with kernel-smp-2.6.17-1.2187
> 
> The error message booting with kernel-smp-2.6.18-1.2200 is (and this is 
> typed by hand since it was the quickest manner I had to capture the 
> data; tried to be absolutely accurate as possible, however there may be 
> a slight error or two...):
> 
>  Booting 'Fedora Core (2.6.18-1.2200.fc5smp)
> 
> root (hd0,0)
> Filesystem type is ext2fs, partition type 0xfd
> kernel /vmlinuz-2.6.18-1.18.200.fc5smp ro root=/dev/md1 rhgb quiet
>  [Linux-bzImage, setup=0x1e00, size=0x1b5ff2]
> initrd /initrd-2.6.18-1.2200.fc5smp.img
>  [2Linux-initrd @ 0x37eea000, 0x105ceb bytes]
> 
> Uncompressing Linux... Ok, booting the kernel.
> Red Hat nash version 5.0.32 starting
> EXT3-fs: unable to read superblock
> mount: error mounting /dev/root on /sysroot as ext3: Invalid argument
> setuproot: moving /dev failed: No such file or directory
> setuproot: error mounting /proc: No such file or directory
> setuproot: error mounting /sys: No such file or directory
> switchroot: mount failed: No such file or directory
> Kernel panic - not syncing: Attempted to kill init!
> 
> 
> And that's all she wrote.  Any ideas?
> 
> Respectfully,
> Jason
> 
> 
> 
This is Bz 202596 again.

If root is on a raid 5 device, or you need raid 5 during boot, need to 
run mkinitrd --with=raid456 after booting an older FC5 kernel.  Module 
raid5 is now raid456.


-- 
Regards,

Old Fart
(my reply-to address is "munged" to defeat spambots)