From owner-freebsd-hackers  Wed Mar 27 19:44:27 2002
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From: "Gautham Ganapathy" <gauthamg123list@myrealbox.com>
To: "FreeBSD.org - Hackers" <hackers@freebsd.org>
Subject: Fw: ? sysctl -a crashed the GENERIC kernel
Date: Thu, 28 Mar 2002 09:14:49 +0530
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----- Original Message -----
From: "Gautham Ganapathy" <gauthamg123list@myrealbox.com>
To: "FreeBSD.org - Questions" <questions@freebsd.org>
Cc: <gauthamg123@myrealbox.com>
Sent: Wednesday, March 27, 2002 9:06 AM
Subject: ? sysctl -a crashed the GENERIC kernel


> Hi
>
> I installed FreeBSD 4.5 from the freebsdmall feb2002 cd. after
> installation, i ran sysctl -a and the kernel (GENERIC) crashed
> (accessing a non-existant page). i tried it a few more times it
crashed
> consistently. it stopped after i recompiled the kernel. is this due to
a
> problem in the default kernel ? i am running on an athlon thunderbird
> 850, asus a7v m/b, 256 mb ram
>
> the error was
>
> Fatal trap 12 : page fault while in kernel mode
> fault address        = 0x6351ec0c
> fault code           = supervisor read, page not found
> instruction pointer  = 0x8:0xc022007c
> stack pointer        = 0x10:0xede0ebf8
> frame pointer        = 0x10:0xcde0ee20
> code segment         = base 0x0, limit 0xffffff, type 0x1b
>                      = DPL 0, pres 1, def32 1, gran 1
> processor eflags     = interrupt enabled, resume, IOPL = 0
> current process      = 228 (sysctl)
> interrupt mask       =
> trap number          = 12
> panic : page fault
>
> what is the stuff given in the second line of code segment mean (pres,
> def32, ...) ?
>
>
> regards
> gautham
>
>


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