From owner-freebsd-bugs  Mon Apr 26 10:10:16 1999
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Date: Mon, 26 Apr 1999 10:10:04 -0700 (PDT)
Message-Id: <199904261710.KAA09100@freefall.freebsd.org>
To: freebsd-bugs@FreeBSD.org
Cc: 
From: "Kenneth D. Merry" <ken@plutotech.com>
Subject: Re: kern/11325: kernel panic on boot, probably in CAM
Reply-To: "Kenneth D. Merry" <ken@plutotech.com>
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The following reply was made to PR kern/11325; it has been noted by GNATS.

From: "Kenneth D. Merry" <ken@plutotech.com>
To: ovg@msu.dubna.ru
Cc: freebsd-gnats-submit@FreeBSD.ORG
Subject: Re: kern/11325: kernel panic on boot, probably in CAM
Date: Mon, 26 Apr 1999 11:05:09 -0600 (MDT)

 ovg@msu.dubna.ru wrote...
 > 
 > >Number:         11325
 > >Category:       kern
 > >Synopsis:       kernel panic on boot, probably in CAM
 > >Confidential:   no
 > >Severity:       critical
 > >Priority:       high
 > >Responsible:    freebsd-bugs
 > >State:          open
 > >Quarter:        
 > >Keywords:       
 > >Date-Required:
 > >Class:          sw-bug
 > >Submitter-Id:   current-users
 > >Arrival-Date:   Mon Apr 26 01:00:01 PDT 1999
 > >Closed-Date:
 > >Last-Modified:
 > >Originator:     Vladimir Olshevsky
 > >Release:        3.1-RELEASE (i386)
 > >Organization:
 > Institute of Nuclear physics, Dubna branch
 > >Environment:
 > FreeBSD sullen.msu.dubna.ru 3.1-RELEASE FreeBSD 3.1-RELEASE #1: 
 > Mon Apr 19 12:53:52 MSD 1999     
 > ovg@sullen.msu.dubna.ru:/usr/src/sys/compile/SULLEN  i386
 > >Description:
 > Freshly installed 3.1-RELEASE. Early 2.2.5 worked without problems
 > on the same hardware.
 > 
 > On boot, kernel writes:
 > waiting 15 seconds for SCSI devices to settle
 > 
 > and after that panics (not always, but often) with message:
 > 
 > Fatal trap 12: page fault while in kernel mode
 > fault virtual address  = 0xb4
 > fault code             = supervisor read, page not present
 > instruction pointer    = 0x8:0xf0119f87
 > stack pointer          = 0x10:0xf0228e70
 > frame pointer          = 0x10:0xf0228e8c
 > code segment           = base 0x0, limit 0xfffff, type 0x1b
 >                        = DPL0, pres 1, def32 1, gran 1
 > processor flags        = interrupts enabled, resume, iopl=0
 > current process        = Idle
 > interrupt mask         = cam
 > trap number            = 12
 > panic: page fault
 
 
 You'll have to provide a stack trace, either from a kernel dump or
 from DDB, if we're to have any hope of figuring out why your machine
 paniced.
 
 Ken
 -- 
 Kenneth Merry
 ken@plutotech.com
 


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