Re: lock up

From: Kris Kennaway <kris_at_FreeBSD.org>
Date: Thu, 27 Sep 2007 00:20:37 +0200
Joao Pedras wrote:
> Greetings all!
> 
> A system (Tyan S2932) I am testing CURRENT amd64 with is experiencing a
> strange lock up. No panic, not much on the console, just a lock up, freeze.
> 
> I first noticed the issue while tailing a build in a ssh session over a
> vpn connection. On the local network the issue doesn't seem to occur.
> I can reproduce the lock up all the time.
> 
> Last I tried, the system was running CURRENT from a couple hours ago.
> 
> I have tried:
> 
> - 4BSD and ULE
> - switching network cards
> - taking the IPMI card out (seems to work locally with freeipmi and
> ipmitoll remotely)
> - enabled/disabled "redirection after post" (BIOS setting)
> - without debug
> - without IPv6 and friends (see rtfree below)
> 
> dmesg and pciconf attached. The dmesg is after a lock up.
> rtfree pops a few times before the lock up. I noticed from a recent post
> some action was taken and the related patch is there (ie. today's CURRENT).
> 
> The system had a fresh install this past weekend and the LSI MegaRAID
> array doesn't contain any data, it is just mounted. The system boots off
> the onboard LSI SAS (couple disks in RAID 1).
> 
> Thank you for your input.

Break to DDB and obtain process traces, etc.  See the developers handbook.

Kris
Received on Wed Sep 26 2007 - 20:20:35 UTC

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