Re: Repeatable crash

[yamt%mwd.biglobe.ne.jp@localhost (YAMAMOTO Takashi)]

> On Mon, Feb 04, 2008 at 02:03:28PM +0000, Andrew Doran wrote:
> > On Mon, Feb 04, 2008 at 03:40:02AM -0800, Paul Goyette wrote:
> > 
> > > This is from a 4.99.49 kernel and userland built from sources dated 
> > > 2008-01-24 21:14:50 UTC
> > > 
> > > Usually, I run build.sh on the machine that actually contains the 
> > > source, but this time I ran it on another host.  The entire /usr/src and 
> > > /usr/obj directories were NFS-mounted.  The crash happens about 30 or 40 
> > > minutes after starting build.sh and it happens at different places, so I 
> > > don't think it's data-specific;  rather I suspect some strange race 
> > > condition.  The back-traces don't seem terribly usefule (maybe gdb is 
> > > out-of-sync with the trap stack-frame again?).
> > 
> > The trap frame layout changed, I think dsl%netbsd.org@localhost is looking 
> > at it.
> > Did you get anything out of ddb?
> 
> I have a local fix, but nick needs to sort one out that can be given
> back to the FSF.
> The os specific parts of gdb are all done with 100s of magic constants!
> 
>       David
> 
> -- 
> David Laight: david%l8s.co.uk@localhost

i always feel that it essentially belongs to libkvm, not gdb.

YAMAMOTO Takashi