Kernel panic when reboot on server with a Promise SX4000 and two ATA disks RAID1.

Magnus Kling klingfon at
Tue May 19 13:22:54 UTC 2009

2009/5/19 Magnus Kling <klingfon at>

> 2009/5/19 Alexander Motin <mav at>
>> Magnus Kling wrote:
>> > I applied the patch and rebuilt the kernel. But when should this be
>> > printed? At shutdown or boot? I can´t see it at all.
>> On shutdown before panic.
>> > When panic occurs I got the attached text as output on my serial
>> console.
>> Attached where?
>> > The raidcontroller has two ata disks attached. Using RAID 1. My OS is on
>> > a separate disk using the motherboards ata connector.
>> > Should I disable(unplug the disks) and add a spare harddrive in non-raid
>> > state to the raid card?
>> Yes, I mean this exactly. Unplug your disk and insert some another
>> without building RAID on it.
>> --
>> Alexander Motin
> Sorry missed the attachment.
> Will find a spare disk ASAP.
> /Magnus

Tried with a spare disk. Added it as a JBOD on one channel and mounted it in
the OS.
Guess what... Reboot works!
At reboot  the disks are synced and then the computer is rebooted.


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