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Date:      Tue, 28 Dec 1999 13:02:28 -0500 (EST)
From:      "Mr. K." <bsd@inbox.org>
To:        Marcin Cieslak <saper@system.pl>
Cc:        stable@FreeBSD.ORG
Subject:   Re: panic (savecore: Invalid Argument) 
Message-ID:  <Pine.BSF.3.96.991228125825.18039B-100000@inbox.org>
In-Reply-To: <Pine.GSO.4.20.9912281744540.2481-100000@tricord.system.pl>

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On Tue, 28 Dec 1999, Marcin Cieslak wrote:

> On Tue, 28 Dec 1999, Mr. K. wrote:
> 
> > kernel.  Unfortunately, I get the message:
> > savecore: /dev/rwd0s1b: Invalid Argument
> > when the kernel reboots.
> 
> From BUGS section of dumpon(1):
> 
>      Dumpon currently allows only devices with minor number 1 to be used as
>      dump devices.
> 
>  % ls -l /dev/*wd0b
> crw-r-----  1 root  operator    3,   1 30 Mar  1999 /dev/rwd0b
> brw-r-----  1 root  operator    0,   1 30 Mar  1999 /dev/wd0b
>  % ls -l /dev/*wd0s1b
> crw-r-----  1 root  wheel    3, 0x00020001  2 Wrz 11:36 /dev/rwd0s1b
> brw-r-----  1 root  wheel    0, 0x00020001  2 Wrz 11:36 /dev/wd0s1b
> 
> Shouldn't be /dev/wd0b used as a dump device?
> 
:) now I get savecore: /dev/rwd0b: Invalid Argument

Ohwell, I don't have any more time to spend on this.  It seems like it's a
well enough known problem though...

> Also, try using serial console to catch panic messages.
> 
The null modem cable is in the mail :)



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