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To: Kostik Belousov <kostikbel@gmail.com>
References: <86ws1180sr.fsf@kopusha.onet>
	<20091206181813.GR43143@deviant.kiev.zoral.com.ua>
Organization: TOA Ukraine
From: Mikolaj Golub <to.my.trociny@gmail.com>
Date: Mon, 07 Dec 2009 10:23:49 +0200
In-Reply-To: <20091206181813.GR43143@deviant.kiev.zoral.com.ua> (Kostik
	Belousov's message of "Sun\, 6 Dec 2009 20\:18\:13 +0200")
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Cc: FreeBSD Stable <freebsd-stable@freebsd.org>
Subject: Re: FreeBSD 7.1: QUOTA: kernel panics in jailed()
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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.

-- 
Mikolaj Golub