Date: Thu, 16 May 2002 08:27:50 +0200 From: Jens Rehsack <rehsack@liwing.de> To: Gautham Ganapathy <gauthamg123list@myrealbox.com> Cc: "FreeBSD.org - Questions" <questions@freebsd.org>, "FreeBSD.org - Hackers" <hackers@freebsd.org>, Gautham Ganapathy <xgautham@ti.com> Subject: Re: 4.5-RELEASE generic kernel crashing on sysctl -a Message-ID: <3CE35166.DF8415D4@liwing.de> References: <019a01c1fca3$4d22ce40$1901a8c0@ti.com>
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Gautham Ganapathy wrote:
>
> Hi
>
> I had posted this sometime back, but didn't receive much feedback
>
> After installing 4.5-RELEASE, (BSD Mall Feb 2002 CD), when I ran
> 'sysctl -a', the kernel crashed with the foll message.
>
> Fault trap 12: page fault while in kernel mode
> fault virtual address = 0x6351ec0c
> fault code = supervisor read, page not present
> instruction pointer = 0x8:0xc02207c
> 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 = interrupts enabled, resume, IOPL = 0
> current process = 228 (sysctl)
> interrupt mask =
> trap number = 12
> panic : page fault
>
> Is this hardware related ? After I recompiled the kernel, everything
I do not know much 'bout FBSD kernel, but AFAIK page fault trap is generated,
if the opreating system could not swap in a page which is required
by the processor.
If you say, after a recompile of the kernel all went ok, it could be
much helpful to the developers, if you resent this question plus
an output of the original and new dmesg-output (if different) to
mailto:stable@freebsd.org
Jens
> works fine. I saw a similar bug posted by someone around the same time,
> but didn't see any replies.
>
> Regards
> Gautham
>
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