Date: Wed, 31 Oct 2001 01:11:07 -0800 From: Julian Elischer <julian@elischer.org> To: Mark Santcroos <marks@ripe.net> Cc: "Andrew R. Reiter" <arr@watson.org>, hackers@FreeBSD.ORG Subject: Re: debugging question Message-ID: <3BDFC02B.AE8E3E8F@elischer.org> References: <Pine.NEB.3.96L.1011030171515.64915A-100000@fledge.watson.org> <Pine.BSF.4.21.0110301537590.26174-100000@InterJet.elischer.org> <20011031092035.A573@laptop.6bone.nl>
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Mark Santcroos wrote: > > Thats what I already said in my email :) > > I was hoping that there is some way to dump the codepath of the kernel. > > Or is it maybe possible from ddb to move the context of a certain process > and trace from there? tr PID gives you teh stack of that PID then set a breakpoint in a location that you know it will go through (e.g. one of the return addresses given in the trace) and then continue. > > Mark > > ps. I have narrowed it down already a bit more and hope to come with a bug > report on -current in the coming days. > > On Tue, Oct 30, 2001 at 03:38:45PM -0800, Julian Elischer wrote: > > when the system is looping, hit <CTL><ALT><ESC> > > to drop into the debugger. > > > > On Tue, 30 Oct 2001, Andrew R. Reiter wrote: > > > > > On Tue, 30 Oct 2001, Mark Santcroos wrote: > > > > > > :How can I see in what piece of the kernel it is looping? > > > :(I know about where it is, but not exactly) > > > : > > > > > > Use ddb to set a break -- you may need to do this upon boot (boot -d) > > > > > > *-------------................................................. > > > | Andrew R. Reiter > > > | arr@fledge.watson.org > > > | "It requires a very unusual mind > > > | to undertake the analysis of the obvious" -- A.N. Whitehead > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > > with "unsubscribe freebsd-hackers" in the body of the message > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-hackers" in the body of the message > > -- > Mark Santcroos RIPE Network Coordination Centre > http://www.ripe.net/home/mark/ New Projects Group/TTM > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hackers" in the body of the message -- +------------------------------------+ ______ _ __ | __--_|\ Julian Elischer | \ U \/ / hard at work in | / \ julian@elischer.org +------>x USA \ a very strange | ( OZ ) \___ ___ | country ! +- X_.---._/ presently in San Francisco \_/ \\ v To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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