FreeBSD 7.1: QUOTA: kernel panics in jailed()

[Mikolaj Golub]

On Wed, 9 Dec 2009 15:52:23 -0600 Mike Pritchard wrote:

> On Mon, Dec 07, 2009 at 10:23:49AM +0200, Mikolaj Golub wrote:
>> On Sun, 6 Dec 2009 20:18:13 +0200 Kostik Belousov wrote:
>> 
>> > The kernel paniced because chkdq was supplied NULL credentials and
>> > _positive_ blocks use count change. Line 276 calls chkdq with
>> > -datablocks as the change. This could happen if you have problems
>> > either with hardware (e.g. memory or CPU cache), or your fs
>> > is damaged.
>> >
>> > Another possibility is random corruption of the kernel memory, but
>> > I recommend to start with fsck and then continue with memory testers
>> > if fsck have shown no problems.
>> 
>> We have checked FS -- looks OK. So far we have just rebooted to the kernel
>> without quota. To check the hardware is in our plans. Thank you.
>
> Did you happen to turn quotas off then back on for the file system in
> question?

Do you mean at the moment of the crash? No, our admins were far from the host
then :-).

-- 
Mikolaj Golub