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Date:      Wed, 11 Oct 2000 15:25:48 +0000
From:      "Justin T. Gibbs" <gibbs@scsiguy.com>
To:        sthaug@nethelp.no
Cc:        gibbs@scsiguy.com, freebsd-scsi@FreeBSD.ORG
Subject:   Re: Stressed SCSI subsystem locks up the system 
Message-ID:  <200010111525.e9BFPmo00973@aslan.scsiguy.com>
In-Reply-To: Your message of "Thu, 12 Oct 2000 16:34:24 %2B0200." <54202.971361264@verdi.nethelp.no> 

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>This server has been extremely stable with 4.1-STABLE and earlier. With
>4.1.1-STABLE we have had two cases of the system crashing with "page
>fault while in kernel mode" - and then it hangs while trying to sync the
>disks (but still responds to ping!). The instruction pointer that is
>printed is 0xc0135167 (same in both cases), which is inside ahc_action():
>
>c0134ca8 T ahc_done
>c0134f78 t ahc_action
>c01358bc t ahc_get_tran_settings
>
>Specifically, line 441 in ahc_action, from
>
>$FreeBSD: src/sys/dev/aic7xxx/aic7xxx_freebsd.c,v 1.3.2.1 2000/09/23 00:24:03 

You need to sync to a later version of -stable.  This bug was fixed in
early October.

--
Justin


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