Subject: Re: port-xen/29887: sysctl kern.consdev coredumps
To: None <port-xen-maintainer@netbsd.org, gnats-admin@netbsd.org,>
From: Ignatios Souvatzis <is@netbsd.org>
List: netbsd-bugs
Date: 06/23/2005 15:09:01
The following reply was made to PR port-xen/29887; it has been noted by GNATS.

From: Ignatios Souvatzis <is@netbsd.org>
To: Martin Husemann <martin@duskware.de>
Cc: YAMAMOTO Takashi <yamt@mwd.biglobe.ne.jp>, jhawk@MIT.EDU,
	gnats-bugs@netbsd.org, port-xen-maintainer@netbsd.org,
	netbsd-bugs@netbsd.org, tech-userlevel@netbsd.org
Subject: Re: port-xen/29887: sysctl kern.consdev coredumps
Date: Thu, 23 Jun 2005 17:08:28 +0200

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 On Thu, Jun 23, 2005 at 09:23:11AM +0200, Martin Husemann wrote:
 > On Thu, Jun 23, 2005 at 12:19:47PM +0900, YAMAMOTO Takashi wrote:
 > > i meant "because the idea to produce (null) and suppress coredump is
 > > fundamentally bad."
 >=20
 > I agree. We would not start mapping a userspace address at VA 0 again, to=
  stop
 > dereferences of NULL pointers to core, right?
 
 Maybe applications that want (null) to be printed should mmap a page
 starting with the string "(null)" to that address. ;-)
 
 	-is
 
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