Date: Mon, 26 Feb 2001 09:30:47 -0600 From: Greg Lehey <grog@lemis.com> To: Peter Blok <Peter.Blok@inter.NL.net> Cc: freebsd-stable@freebsd.org Subject: Re: DDB watch Message-ID: <20010226093046.A15164@sydney.worldwide.lemis.com> In-Reply-To: <000501c09f75$35b888d0$8a02a8c0@ntpc>; from Peter.Blok@inter.NL.net on Sun, Feb 25, 2001 at 10:52:11PM %2B0100 References: <000501c09f75$35b888d0$8a02a8c0@ntpc>
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On Sunday, 25 February 2001 at 22:52:11 +0100, Peter Blok wrote: > Hi, > > I was trying to setup a "watch" in DDB. When it hits it, the kernel > reboots. Am I doing something wrong or isn't it working. I start up > with boot -d set a breakpoint somewhere, hits breakpoint and set > watchpoint. After the continue it crashes, without a backtrace. Just > a black screen and reboot. There are places where you can't set a breakpoint. An obvious place is in the ddb code: if you hit a breakpoint there, you're going to recurse to the top of the stack and crash. There are other less obvious places, and I suspect that's what you have hit. Greg -- Finger grog@lemis.com for PGP public key See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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